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WO2021217648A1 - Cross-link interference (cli) measurements for cli resources - Google Patents

Cross-link interference (cli) measurements for cli resources Download PDF

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Publication number
WO2021217648A1
WO2021217648A1 PCT/CN2020/088478 CN2020088478W WO2021217648A1 WO 2021217648 A1 WO2021217648 A1 WO 2021217648A1 CN 2020088478 W CN2020088478 W CN 2020088478W WO 2021217648 A1 WO2021217648 A1 WO 2021217648A1
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Prior art keywords
cli
resource
measurement
measurements
resources
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PCT/CN2020/088478
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French (fr)
Inventor
Yuwei REN
Huilin Xu
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Qualcomm Inc
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Qualcomm Inc
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Priority to PCT/CN2020/088478 priority Critical patent/WO2021217648A1/en
Publication of WO2021217648A1 publication Critical patent/WO2021217648A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0062Avoidance of ingress interference, e.g. ham radio channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signalling for the administration of the divided path, e.g. signalling of configuration information

Definitions

  • aspects of the present disclosure relate generally to wireless communication systems, and more particularly, to cross-link interference (CLI) measurements.
  • CLI cross-link interference
  • a wireless multiple-access communications system may include a number of base stations or network access nodes, each simultaneously supporting communication for multiple communication devices, which may be otherwise known as user equipment (UE) . These systems may be capable of supporting communication with multiple UEs by sharing the available system resources (such as time, frequency, and power) .
  • Examples of such multiple-access systems include fourth generation (4G) systems such as Long Term Evolution (LTE) systems, LTE-Advanced (LTE-A) systems, or LTE-A Pro systems, and fifth generation (5G) systems which may be referred to as New Radio (NR) systems.
  • 4G fourth generation
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • NR New Radio
  • CDMA code division multiple access
  • TDMA time division multiple access
  • FDMA frequency division multiple access
  • OFDMA orthogonal frequency division multiple access
  • DFT-S-OFDM discrete Fourier transform spread orthogonal frequency division multiplexing
  • one UE referred to as a “victim UE, ” may be receiving a downlink (DL) communication from a base station as another UE, referred to as an “aggressor UE, ” is transmitting an uplink (UL) communication, which interferes with the DL communication.
  • DL downlink
  • aggressor UE UE
  • UL uplink
  • an UL symbol transmitted by the aggressor UE may collide with a DL symbol received by the victim UE.
  • Such interference between the DL and UL may be referred to as cross-link interference (CLI) .
  • CLI cross-link interference
  • the victim UE may be configured to perform CLI measurements to measure the CLI based on a CLI resource configuration received from the base station.
  • the base station configures a single CLI resource for use by the victim UE to perform each CLI measurement, and reporting of each CLI measurement may be triggered by an event or based on a periodic CLI resource configuration.
  • the event may be the presence of an amount of CLI at the victim UE that exceeds a threshold.
  • the CLI may be spread across multiple frequency ranges or time slots, such that a CLI measurement performed using a single CLI resource may not satisfy the threshold and trigger the victim UE to report the CLI measurement.
  • at least some types of CLI resources are configured with a single port, which further increases the likelihood that the event is not triggered.
  • One technique for addressing these problems is for the base station to configure multiple CLI resources for the victim UE.
  • the use of multiple CLI resources increases the total aggregate power, which may cause performance degradation at the victim UE.
  • none of the individual CLI measurements performed on the multiple CLI resources may exceed the threshold, even though a total aggregate CLI measured across the multiple CLI resources causes performance degradation at the victim UE.
  • the method includes receiving, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE.
  • the method also includes performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration.
  • the method further includes transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • the UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the at least one processor is also configured to perform multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration.
  • the at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
  • the apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the apparatus also includes means for performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration.
  • the apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the operations also include performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration.
  • the operations further include initiating transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
  • the method includes receiving, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the method also includes performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the method further includes transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
  • the UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the at least one processor is also configured to perform at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
  • the apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the apparatus also includes means for performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the operations also include performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the operations further include initiating transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
  • the method includes receiving, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the method also includes periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the method further includes transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • the UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the at least one processor is also configured to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
  • the apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the apparatus also includes means for periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource E.
  • the operations also include periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the operations further include initiating transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
  • the method includes receiving, from a base station, a message including a CLI resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports.
  • the method also includes performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration.
  • the method further includes transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • SRS-RSRP sounding reference signal reference signal received power
  • the UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the at least one processor is also configured to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration.
  • the at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the apparatus also includes means for performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration.
  • the apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the operations also include performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration.
  • the operations further include initiating transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the method includes transmitting, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the method further includes receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the at least one processor is further configured to receive, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the apparatus further includes means for receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the operations further include receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the method includes transmitting, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the method further includes receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • the base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the at least one processor is further configured to receive, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • the apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the apparatus further includes means for receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the operations further include receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • the method includes transmitting, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the method further includes receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the at least one processor is further configured to receive, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the apparatus further includes means for receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the operations further include receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the method includes transmitting, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the method further includes receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • the base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the at least one processor is further configured to receive, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • the apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the apparatus further includes means for receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including transmitting, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the operations further include receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • Figure 1 is a block diagram illustrating details of an example wireless communication system.
  • Figure 2 is a block diagram conceptually illustrating an example design of a base station and a user equipment (UE) .
  • UE user equipment
  • FIG. 3 is a diagram illustrating examples of cross-link interference (CLI) .
  • Figure 4 is a block diagram illustrating an example wireless communication system that supports performing CLI measurements on non-consecutive resource blocks (RBs) of a CLI resource according to some aspects.
  • Figure 5 is a block diagram illustrating an example wireless communication system that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
  • Figure 6 is a diagram illustrating examples of CLI measurement patterns according to some aspects.
  • Figure 7 is a block diagram illustrating an example wireless communication system that supports performing periodic CLI measurements or CLI measurements via multiple ports according to some aspects.
  • Figure 8 is a block diagram of an example UE that supports performing CLI measurements on CLI resources according to some aspects.
  • Figure 9 is a flow diagram illustrating an example process that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects.
  • Figure 10 is a flow diagram illustrating an example process that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
  • Figure 11 is a flow diagram illustrating an example process that supports performing periodic CLI measurements on a CLI resource according to some aspects.
  • Figure 12 is a flow diagram illustrating an example process that supports performing CLI measurements via multiple ports according to some aspects.
  • Figure 13 is a block diagram of an example base station that supports configuring CLI resources according to some aspects.
  • Figure 14 is a flow diagram illustrating an example process that supports configuring a CLI resource to enable CLI measurements on non-consecutive RBs according to some aspects.
  • Figure 15 is a flow diagram illustrating an example process that supports configuring CLI resources to enable multiple CLI measurements according to some aspects.
  • Figure 16 is a flow diagram illustrating an example process that supports configuring a CLI resource for periodic CLI measurements according to some aspects.
  • Figure 17 is a flow diagram illustrating an example process that supports configuring a CLI resource for CLI measurements via multiple ports according to some aspects.
  • a UE may receive a message from a base station, the message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the CLI resource may be a CLI received signal strength indicator (CLI-RSSI) resource.
  • the message includes a bitmap, or other indicator, that indicates at least two non-consecutive RBs associated with the CLI resource or at least two non-consecutive groups of RBs associated with the CLI resource.
  • the UE may perform at least one respective CLI measurement on each of the at least two non-consecutive RBs or the at least two non-consecutive groups of RBs.
  • the UE may then transmit, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • the UE may receive a message from the base station, the message including a CLI resource configuration indicating multiple CLI resources configured for the UE.
  • the multiple CLI resources may include a set of CLI resources having the same resource type, such as multiple sounding reference signal reference signal received power (SRS-RSRP) resources or multiple CLI-RSSI resources.
  • the UE may perform at least one CLI measurement on each of the CLI resources to determine multiple CLI measurement values including one or more respective measurement values for each of the CLI resources.
  • the UE may aggregate, combine, or otherwise operate on the multiple CLI measurement values to generate one or more representative values, such as an accumulated value, an average value, or a maximum value, as non-limiting examples.
  • the UE may then transmit, to the base station, a CLI measurement report based on the CLI measurement values.
  • the UE may receive, from the base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the UE may periodically perform one or more CLI measurements on the CLI resource and may transmit, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • the UE may receive, from the base station, a message include a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the UE may perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports and may transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the present disclosure provides techniques for supporting multiple CLI measurements on a single CLI resource or on multiple CLI resources.
  • a UE may perform CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs, of a CLI resource.
  • the UE may perform CLI measurements on multiple CLI resources. Performing multiple CLI measurements on a single CLI resource, or on multiple CLI resources, may enable the UE to better detect CLI from an aggressor UE, for example, in scenarios in which a single CLI resource may not be strong enough to trigger CLI measurements and reporting.
  • the UE may report to the base station the measured CLI using less overhead than if the UE reports each CLI measurement for each CLI resource individually, which may improve an available system bandwidth in a wireless communication system.
  • This disclosure relates generally to providing or participating in authorized shared access between two or more wireless communications systems, also referred to as wireless communications networks.
  • the techniques and apparatus may be used for wireless communication networks such as code division multiple access (CDMA) networks, time division multiple access (TDMA) networks, frequency division multiple access (FDMA) networks, orthogonal FDMA (OFDMA) networks, single-carrier FDMA (SC-FDMA) networks, LTE networks, GSM networks, 5th Generation (5G) or new radio (NR) networks (sometimes referred to as “5G NR” networks, systems, or devices) , as well as other communications networks.
  • CDMA code division multiple access
  • TDMA time division multiple access
  • FDMA frequency division multiple access
  • OFDMA orthogonal FDMA
  • SC-FDMA single-carrier FDMA
  • LTE long-term evolution
  • GSM Global System for Mobile communications
  • 5G 5th Generation
  • NR new radio
  • a CDMA network may implement a radio technology such as universal terrestrial radio access (UTRA) , cdma2000, and the like.
  • UTRA includes wideband-CDMA (W-CDMA) and low chip rate (LCR) .
  • CDMA2000 covers IS-2000, IS-95, and IS-856 standards.
  • a TDMA network may implement a radio technology such as Global System for Mobile Communications (GSM) .
  • GSM Global System for Mobile Communications
  • 3GPP defines standards for the GSM EDGE (enhanced data rates for GSM evolution) radio access network (RAN) , also denoted as GERAN.
  • GERAN is the radio component of GSM or GSM EDGE, together with the network that joins the base stations (for example, the Ater and Abis interfaces, among other examples) and the base station controllers (for example, A interfaces, among other examples) .
  • the radio access network represents a component of a GSM network, through which phone calls and packet data are routed from and to the public switched telephone network (PSTN) and Internet to and from subscriber handsets, also known as user terminals or user equipments (UEs) .
  • PSTN public switched telephone network
  • UEs subscriber handsets
  • a mobile phone operator's network may include one or more GERANs, which may be coupled with UTRANs in the case of a UMTS or GSM network. Additionally, an operator network may include one or more LTE networks, or one or more other networks. The various different network types may use different radio access technologies (RATs) and radio access networks (RANs) .
  • RATs radio access technologies
  • RANs radio access networks
  • An OFDMA network may implement a radio technology such as evolved UTRA (E-UTRA) , IEEE 802.11, IEEE 802.16, IEEE 802.20, flash-OFDM and the like.
  • E-UTRA evolved UTRA
  • GSM Global System for Mobile communications
  • LTE long term evolution
  • UTRA, E-UTRA, GSM, UMTS and LTE are described in documents provided from an organization named the “3rd Generation Partnership Project” (3GPP)
  • cdma2000 is described in documents from an organization named “3rd Generation Partnership Project 2” (3GPP2) .
  • the 3GPP is a collaboration between groups of telecommunications associations that aims to define a globally applicable third generation (3G) mobile phone specification.
  • 3GPP long term evolution (LTE) is a 3GPP project aimed at improving the universal mobile telecommunications system (UMTS) mobile phone standard.
  • the 3GPP may define specifications for the next generation of mobile networks, mobile systems, and mobile devices.
  • LTE long term evolution
  • UMTS universal mobile telecommunications system
  • the present disclosure may describe certain aspects with reference to LTE, 4G, 5G, or NR technologies; however, the description is not intended to be limited to a specific technology or application, and one or more aspects described with reference to one technology may be understood to be applicable to another technology.
  • one or more aspects the present disclosure are related to shared access to wireless spectrum between networks using different radio access technologies or radio air interfaces.
  • 5G networks contemplate diverse deployments, diverse spectrum, and diverse services and devices that may be implemented using an OFDM-based unified, air interface. To achieve these goals, further enhancements to LTE and LTE-A are considered in addition to development of the new radio technology for 5G NR networks.
  • the 5G NR will be capable of scaling to provide coverage (1) to a massive Internet of things (IoTs) with an ultra-high density (such as ⁇ 1M nodes per km2) , ultra-low complexity (such as ⁇ 10s of bits per sec) , ultra-low energy (such as ⁇ 10+ years of battery life) , and deep coverage with the capability to reach challenging locations; (2) including mission-critical control with strong security to safeguard sensitive personal, financial, or classified information, ultra-high reliability (such as ⁇ 99.9999%reliability) , ultra-low latency (such as ⁇ 1 millisecond (ms) ) , and users with wide ranges of mobility or lack thereof; and (3) with enhanced mobile broadband including extreme high capacity (such as ⁇ 10 Tbps per km2) , extreme data rates (such as multi-Gbps rate, 100+ Mbps user experienced rates) , and deep awareness with advanced discovery and optimizations.
  • IoTs Internet of things
  • ultra-high density such as ⁇ 1M nodes per km2
  • ultra-low complexity such as
  • 5G NR devices, networks, and systems may be implemented to use optimized OFDM-based waveform features. These features may include scalable numerology and transmission time intervals (TTIs) ; a common, flexible framework to efficiently multiplex services and features with a dynamic, low-latency time division duplex (TDD) or frequency division duplex (FDD) design; and advanced wireless technologies, such as massive multiple input, multiple output (MIMO) , robust millimeter wave (mmWave) transmissions, advanced channel coding, and device-centric mobility.
  • TTIs transmission time intervals
  • TDD dynamic, low-latency time division duplex
  • FDD frequency division duplex
  • advanced wireless technologies such as massive multiple input, multiple output (MIMO) , robust millimeter wave (mmWave) transmissions, advanced channel coding, and device-centric mobility.
  • Scalability of the numerology in 5G NR with scaling of subcarrier spacing, may efficiently address operating diverse services across diverse spectrum and diverse deployments.
  • subcarrier spacing may occur with 15 kHz, for example over 1, 5, 10, 20 MHz, and the like bandwidth.
  • subcarrier spacing may occur with 30 kHz over 80 or 100 MHz bandwidth.
  • the subcarrier spacing may occur with 60 kHz over a 160 MHz bandwidth.
  • subcarrier spacing may occur with 120 kHz over a 500MHz bandwidth.
  • the scalable numerology of 5G NR facilitates scalable TTI for diverse latency and quality of service (QoS) requirements. For example, shorter TTI may be used for low latency and high reliability, while longer TTI may be used for higher spectral efficiency.
  • QoS quality of service
  • 5G NR also contemplates a self-contained integrated subframe design with uplink or downlink scheduling information, data, and acknowledgement in the same subframe.
  • the self-contained integrated subframe supports communications in unlicensed or contention-based shared spectrum, adaptive uplink or downlink that may be flexibly configured on a per-cell basis to dynamically switch between uplink and downlink to meet the current traffic needs.
  • wireless communication networks adapted according to the concepts herein may operate with any combination of licensed or unlicensed spectrum depending on loading and availability. Accordingly, it will be apparent to a person having ordinary skill in the art that the systems, apparatus and methods described herein may be applied to other communications systems and applications than the particular examples provided.
  • FIG. 1 is a block diagram illustrating details of an example wireless communication system.
  • the wireless communication system may include wireless network 100.
  • the wireless network 100 may, for example, include a 5G wireless network.
  • components appearing in Figure 1 are likely to have related counterparts in other network arrangements including, for example, cellular-style network arrangements and non-cellular-style-network arrangements, such as device-to-device, peer-to-peer or ad hoc network arrangements, among other examples.
  • the wireless network 100 illustrated in Figure 1 includes a number of base stations 105 and other network entities.
  • a base station may be a station that communicates with the UEs and may be referred to as an evolved node B (eNB) , a next generation eNB (gNB) , an access point, and the like.
  • eNB evolved node B
  • gNB next generation eNB
  • Each base station 105 may provide communication coverage for a particular geographic area.
  • the term “cell” can refer to this particular geographic coverage area of a base station or a base station subsystem serving the coverage area, depending on the context in which the term is used.
  • the base stations 105 may be associated with a same operator or different operators, such as the wireless network 100 may include a plurality of operator wireless networks.
  • the base stations 105 may provide wireless communications using one or more of the same frequencies, such as one or more frequency bands in licensed spectrum, unlicensed spectrum, or a combination thereof, as a neighboring cell.
  • an individual base station 105 or UE 115 may be operated by more than one network operating entity.
  • each base station 105 and UE 115 may be operated by a single network operating entity.
  • a base station may provide communication coverage for a macro cell or a small cell, such as a pico cell or a femto cell, or other types of cell.
  • a macro cell generally covers a relatively large geographic area, such as several kilometers in radius, and may allow unrestricted access by UEs with service subscriptions with the network provider.
  • a small cell, such as a pico cell would generally cover a relatively smaller geographic area and may allow unrestricted access by UEs with service subscriptions with the network provider.
  • a small cell such as a femto cell, would also generally cover a relatively small geographic area, such as a home, and, in addition to unrestricted access, may provide restricted access by UEs having an association with the femto cell, such as UEs in a closed subscriber group (CSG) , UEs for users in the home, and the like.
  • a base station for a macro cell may be referred to as a macro base station.
  • a base station for a small cell may be referred to as a small cell base station, a pico base station, a femto base station or a home base station.
  • base stations 105d and 105e are regular macro base stations, while base stations 105a–105c are macro base stations enabled with one of 3 dimension (3D) , full dimension (FD) , or massive MIMO.
  • Base stations 105a–105c take advantage of their higher dimension MIMO capabilities to exploit 3D beamforming in both elevation and azimuth beamforming to increase coverage and capacity.
  • Base station 105f is a small cell base station which may be a home node or portable access point.
  • a base station may support one or multiple cells, such as two cells, three cells, four cells, and the like.
  • the wireless network 100 may support synchronous or asynchronous operation.
  • the base stations may have similar frame timing, and transmissions from different base stations may be approximately aligned in time.
  • the base stations may have different frame timing, and transmissions from different base stations may not be aligned in time.
  • networks may be enabled or configured to handle dynamic switching between synchronous or asynchronous operations.
  • the UEs 115 are dispersed throughout the wireless network 100, and each UE may be stationary or mobile.
  • a mobile apparatus is commonly referred to as user equipment (UE) in standards and specifications promulgated by the 3GPP, such apparatus may additionally or otherwise be referred to by those skilled in the art as a mobile station (MS) , a subscriber station, a mobile unit, a subscriber unit, a wireless unit, a remote unit, a mobile device, a wireless device, a wireless communications device, a remote device, a mobile subscriber station, an access terminal (AT) , a mobile terminal, a wireless terminal, a remote terminal, a handset, a terminal, a user agent, a mobile client, a client, or some other suitable terminology.
  • MS mobile station
  • AT access terminal
  • a “mobile” apparatus or UE need not necessarily have a capability to move, and may be stationary.
  • Some non-limiting examples of a mobile apparatus such as may include implementations of one or more of the UEs 115, include a mobile, a cellular (cell) phone, a smart phone, a session initiation protocol (SIP) phone, a wireless local loop (WLL) station, a laptop, a personal computer (PC) , a notebook, a netbook, a smart book, a tablet, and a personal digital assistant (PDA) .
  • a mobile such as may include implementations of one or more of the UEs 115, include a mobile, a cellular (cell) phone, a smart phone, a session initiation protocol (SIP) phone, a wireless local loop (WLL) station, a laptop, a personal computer (PC) , a notebook, a netbook, a smart book, a tablet, and a personal digital assistant (PDA) .
  • PDA personal digital assistant
  • a mobile apparatus may additionally be an “Internet of things” (IoT) or “Internet of everything” (IoE) device such as an automotive or other transportation vehicle, a satellite radio, a global positioning system (GPS) device, a logistics controller, a drone, a multi-copter, a quad-copter, a smart energy or security device, a solar panel or solar array, municipal lighting, water, or other infrastructure; industrial automation and enterprise devices; consumer and wearable devices, such as eyewear, a wearable camera, a smart watch, a health or fitness tracker, a mammal implantable device, a gesture tracking device, a medical device, a digital audio player (such as MP3 player) , a camera or a game console, among other examples; and digital home or smart home devices such as a home audio, video, and multimedia device, an appliance, a sensor, a vending machine, intelligent lighting, a home security system, or a smart meter, among other examples.
  • IoT Internet of things
  • IoE Internet of everything
  • a UE may be a device that includes a Universal Integrated Circuit Card (UICC) .
  • a UE may be a device that does not include a UICC.
  • UEs that do not include UICCs may be referred to as IoE devices.
  • the UEs 115a–115d of the implementation illustrated in Figure 1 are examples of mobile smart phone-type devices accessing the wireless network 100.
  • a UE may be a machine specifically configured for connected communication, including machine type communication (MTC) , enhanced MTC (eMTC) , narrowband IoT (NB-IoT) and the like.
  • MTC machine type communication
  • eMTC enhanced MTC
  • NB-IoT narrowband IoT
  • the UEs 115e–115k illustrated in Figure 1 are examples of various machines configured for communication that access 5G network 100.
  • a mobile apparatus such as the UEs 115, may be able to communicate with any type of the base stations, whether macro base stations, pico base stations, femto base stations, relays, and the like.
  • a communication link (represented as a lightning bolt) indicates wireless transmissions between a UE and a serving base station, which is a base station designated to serve the UE on the downlink or uplink, or desired transmission between base stations, and backhaul transmissions between base stations.
  • Backhaul communication between base stations of the wireless network 100 may occur using wired or wireless communication links.
  • the base stations 105a–105c serve the UEs 115a and 115b using 3D beamforming and coordinated spatial techniques, such as coordinated multipoint (CoMP) or multi-connectivity.
  • Macro base station 105d performs backhaul communications with the base stations 105a–105c, as well as small cell, the base station 105f.
  • Macro base station 105d also transmits multicast services which are subscribed to and received by the UEs 115c and 115d.
  • Such multicast services may include mobile television or stream video, or may include other services for providing community information, such as weather emergencies or alerts, such as Amber alerts or gray alerts.
  • the wireless network 100 of implementations supports mission critical communications with ultra-reliable and redundant links for mission critical devices, such the UE 115e, which is a drone. Redundant communication links with the UE 115e include from the macro base stations 105d and 105e, as well as small cell base station 105f.
  • UE 115f thermometer
  • UE 115g smart meter
  • UE 115h wearable device
  • UE 115f thermometer
  • UE 115g smart meter
  • UE 115h wearable device
  • the 5G network 100 may provide additional network efficiency through dynamic, low-latency TDD or FDD communications, such as in a vehicle-to-vehicle (V2V) mesh network between the UEs 115i–115k communicating with the macro base station 105e.
  • V2V vehicle-to-vehicle
  • FIG 2 is a block diagram conceptually illustrating an example design of a base station 105 and a UE 115.
  • the base station 105 and the UE 115 may be one of the base stations and one of the UEs in Figure 1.
  • the base station 105 may be the small cell base station 105f in Figure 1
  • the UE 115 may be the UE 115c or 115d operating in a service area of the base station 105f, which in order to access the small cell base station 105f, would be included in a list of accessible UEs for the small cell base station 105f.
  • the base station 105 may be a base station of some other type.
  • the base station 105 may be equipped with antennas 234a through 234t
  • the UE 115 may be equipped with antennas 252a through 252r for facilitating wireless communications.
  • a transmit processor 220 may receive data from a data source 212 and control information from a controller 240.
  • the control information may be for the physical broadcast channel (PBCH) , physical control format indicator channel (PCFICH) , physical hybrid-ARQ (automatic repeat request) indicator channel (PHICH) , physical downlink control channel (PDCCH) , enhanced physical downlink control channel (EPDCCH) , or MTC physical downlink control channel (MPDCCH) , among other examples.
  • the data may be for the PDSCH, among other examples.
  • the transmit processor 220 may process, such as encode and symbol map, the data and control information to obtain data symbols and control symbols, respectively.
  • the transmit processor 220 may generate reference symbols, such as for the primary synchronization signal (PSS) and secondary synchronization signal (SSS) , and cell-specific reference signal.
  • Transmit (TX) multiple-input multiple-output (MIMO) processor 230 may perform spatial processing on the data symbols, the control symbols, or the reference symbols, if applicable, and may provide output symbol streams to modulators (MODs) 232a through 232t.
  • MIMO multiple-input multiple-output
  • MIMO multiple-input multiple-output
  • Each modulator 232 may process a respective output symbol stream, such as for OFDM, among other examples, to obtain an output sample stream.
  • Each modulator 232 may additionally or alternatively process the output sample stream to obtain a downlink signal.
  • each modulator 232 may convert to analog, amplify, filter, and upconvert the output sample stream to obtain the downlink signal.
  • Downlink signals from modulators 232a through 232t may be transmitted via the antennas 234a through 234t, respectively.
  • the antennas 252a through 252r may receive the downlink signals from the base station 105 and may provide received signals to the demodulators (DEMODs) 254a through 254r, respectively.
  • Each demodulator 254 may condition a respective received signal to obtain input samples. For example, to condition the respective received signal, each demodulator 254 may filter, amplify, downconvert, and digitize the respective received signal to obtain the input samples.
  • Each demodulator 254 may further process the input samples, such as for OFDM, among other examples, to obtain received symbols.
  • MIMO detector 256 may obtain received symbols from demodulators 254a through 254r, perform MIMO detection on the received symbols if applicable, and provide detected symbols.
  • Receive processor 258 may process the detected symbols, provide decoded data for the UE 115 to a data sink 260, and provide decoded control information to a controller 280. For example, to process the detected symbols, the receive processor 258 may demodulate, deinterleave, and decode the detected symbols.
  • a transmit processor 264 may receive and process data (such as for the physical uplink shared channel (PUSCH) ) from a data source 262 and control information (such as for the physical uplink control channel (PUCCH) ) from the controller 280. Additionally, the transmit processor 264 may generate reference symbols for a reference signal. The symbols from the transmit processor 264 may be precoded by TX MIMO processor 266 if applicable, further processed by the modulators 254a through 254r (such as for SC-FDM, among other examples) , and transmitted to the base station 105.
  • data such as for the physical uplink shared channel (PUSCH)
  • control information such as for the physical uplink control channel (PUCCH)
  • the transmit processor 264 may generate reference symbols for a reference signal.
  • the symbols from the transmit processor 264 may be precoded by TX MIMO processor 266 if applicable, further processed by the modulators 254a through 254r (such as for SC-FDM, among other examples) , and transmitted to the base station 105.
  • the uplink signals from the UE 115 may be received by antennas 234, processed by demodulators 232, detected by MIMO detector 236 if applicable, and further processed by receive processor 238 to obtain decoded data and control information sent by the UE 115.
  • the receive processor 238 may provide the decoded data to data sink 239 and the decoded control information to the controller 240.
  • the controllers 240 and 280 may direct the operation at the base station 105 and the UE 115, respectively.
  • the controller 240 or other processors and modules at the base station 105 or the controller 280 or other processors and modules at the UE 115 may perform or direct the execution of various processes for the techniques described herein, such as to perform or direct the execution illustrated in Figures 3-7, 9-12, and 14-17, or other processes for the techniques described herein.
  • the memories 242 and 282 may store data and program codes for the base station 105 and The UE 115, respectively.
  • Scheduler 244 may schedule UEs for data transmission on the downlink or uplink.
  • the UE 115 and the base station 105 may operate in a shared radio frequency spectrum band, which may include licensed or unlicensed, such as contention-based, frequency spectrum.
  • the UEs 115 or the base stations 105 may traditionally perform a medium-sensing procedure to contend for access to the frequency spectrum.
  • the UE 115 or base station 105 may perform a listen-before-talk or listen-before-transmitting (LBT) procedure such as a clear channel assessment (CCA) prior to communicating in order to determine whether the shared channel is available.
  • LBT listen-before-talk or listen-before-transmitting
  • a CCA may include an energy detection procedure to determine whether there are any other active transmissions.
  • a device may infer that a change in a received signal strength indicator (RSSI) of a power meter indicates that a channel is occupied.
  • RSSI received signal strength indicator
  • a CCA may include detection of specific sequences that indicate use of the channel.
  • another device may transmit a specific preamble prior to transmitting a data sequence.
  • an LBT procedure may include a wireless node adjusting its own back off window based on the amount of energy detected on a channel or the acknowledge or negative-acknowledge (ACK or NACK) feedback for its own transmitted packets as a proxy for collisions.
  • ACK or NACK acknowledge or negative-acknowledge
  • FIG. 3 is a diagram illustrating examples of CLI.
  • the examples of CLI are shown and described with reference to a first wireless communication system 300.
  • the first wireless communication system 300 may include a first base station 302, a second base station 304, a first UE 306, and a second UE 308.
  • the first base station 302 may be configured to provide a first cell “Cell 1” and the second base station 304 may be configured to provide a second cell “Cell 2. ”
  • the first UE 306 may cause CLI for the second UE 308 if the UEs 306-308 are assigned different uplink-downlink (UL-DL) slot formats. For example, the first UE 306 may cause CLI for the second UE 308 if a UL transmission from the first UE 306 collides with a DL transmission to the second UE 308. The CLI may occur even though the first UE 306 and the second UE 308 are within different cells. If the first UE 306 causes CLI for the second UE 308, the first UE 306 may be referred to as an “aggressor UE” and the second UE 308 may be referred to as a “victim UE. ”
  • FIG. 3 also shows a second wireless communication system 310.
  • the second wireless communication system 310 may include a base station 312, a first UE 314, and a second UE 316.
  • the base station 312 may be configured to provide a cell “Cell 1. ”
  • the first UE 314 may cause CLI for the second UE 316 if the UEs are assigned different UL-DL slot formats.
  • the first UE 314 may be referred to as an aggressor UE
  • the second UE 316 may be referred to as a victim UE.
  • FIG. 3 also shows illustrative slot formats 320 associated with occurrence of CLI.
  • the slot formats 320 include a first slot format 322 associated with a first UE, such as the first UE 306 or the first UE 314, and a second slot format 324 associated with a second UE, such as the second UE 308 or the second UE 316.
  • the first slot format 322 may be different than the second slot format 324. For example, one or more slots of the first slot format 322 associated with a set of time slots may be scheduled for UL transmission, while one or more slots of the second slot format 324 associated with the same set of time slots may be scheduled for DL reception.
  • the ninth and tenth slots of the first slot format 322 may be scheduled for UL transmission and the ninth and tenth slots of the second slot format 324 may be scheduled for DL reception.
  • an UL symbol from the first UE may collide with a DL symbol to the second UE, causing CLI for the second UE.
  • the CLI may be caused by any type of UL transmission from the first UE, such as a physical uplink control channel (PUCCH) transmission, a physical uplink shared channel (PUSCH) transmission, a random access channel (RACH) transmission, or a SRS transmission.
  • PUCCH physical uplink control channel
  • PUSCH physical uplink shared channel
  • RACH random access channel
  • SRS SRS transmission
  • the victim UE receives a CLI resource configuration from the network.
  • the victim UE may then perform a CLI measurement using the configured CLI resource and may transmit a CLI measurement report to the network based on the CLI measurement.
  • the network configures the CLI resource, the victim UE does not need to know the time domain UL/DL configuration (the slot format) or the SRS transmission configuration of the aggressor UE.
  • the network may receive the CLI measurement report and perform one or more operations, such as changing the slot format or the SRS transmission configuration of the aggressor UE, to reduce the CLI measured at the victim UE.
  • a UE may receive a message from a base station, the message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the CLI resource may be a CLI-RSSI resource.
  • the message includes a bitmap, or other indicator, that indicates at least two non-consecutive RBs associated with the CLI resource or at least two non-consecutive groups of RBs associated with the CLI resource.
  • the UE may perform at least one respective CLI measurement on each of the at least two non-consecutive RBs or the at least two non-consecutive groups of RBs.
  • the UE may then transmit, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • the UE may receive a message from the base station, the message including a CLI resource configuration indicating multiple CLI resources configured for the UE.
  • the multiple CLI resources may include a set of CLI resources having the same resource type, such as multiple SRS-RSRP resources or multiple CLI-RSSI resources.
  • the UE may perform at least one CLI measurement on each of the CLI resources to determine multiple CLI measurement values including one or more respective measurement values for each of the CLI resources.
  • the UE may aggregate, combine, or otherwise operate on the multiple CLI measurement values to generate one or more representative values, such as an accumulated value, an average value, or a maximum value, as non-limiting examples.
  • the UE may then transmit, to the base station, a CLI measurement report based on the CLI measurement values.
  • the UE may receive, from the base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the UE may periodically perform one or more CLI measurements on the CLI resource and may transmit, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • the UE may receive, from the base station, a message include a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the UE may perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports and may transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the present disclosure provides techniques for supporting multiple CLI measurements on a single CLI resource or on multiple CLI resources.
  • a UE may perform CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs, of a CLI resource.
  • the UE may perform CLI measurements on multiple CLI resources. Performing multiple CLI measurements on a single CLI resource, or on multiple CLI resources, may enable the UE to better detect CLI from an aggressor UE, for example, in scenarios in which a single CLI resource may not be strong enough to trigger CLI measurements and reporting.
  • the UE may report to the base station the measured CLI using less overhead than if the UE reports each CLI measurement for each CLI resource individually, which may improve an available system bandwidth in a wireless communication system.
  • FIG. 4 is a block diagram of an example wireless communications system 400 that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects.
  • the wireless communications system 400 may implement aspects of the wireless network 100.
  • the wireless communications system 400 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are illustrated, in some other implementations, the wireless communications system 400 may generally include multiple UEs 115, and may include more than one base station 105.
  • the UE 115 can include a variety of components (such as structural, hardware components) used for carrying out one or more functions described herein.
  • these components can include one or more processors 402 (hereinafter referred to collectively as “the processor 402” ) , one or more memory devices 404 (hereinafter referred to collectively as “the memory 404” ) , one or more transmitters 416 (hereinafter referred to collectively as “the transmitter 416” ) , and one or more receivers 418 (hereinafter referred to collectively as “the receiver 418” ) .
  • the processor 402 may be configured to execute instructions stored in the memory 404 to perform the operations described herein.
  • the processor 402 includes or corresponds to one or more of the receive processor 258, the transmit processor 264, and the controller 280
  • the memory 404 includes or corresponds to the memory 282.
  • the memory 404 is configured to store CLI measurement values 406, an accumulation value 408, an average value 410, a maximum value 412, or a combination thereof.
  • the UE 115 may generate the CLI measurement values 406 by performing CLI measurements on one or more CLI resources, as further described herein.
  • the accumulation value 408 may be an accumulation or sum of one or more of the CLI measurement values 406.
  • the average value 410 may be an arithmetic or geometric average of one or more of the CLI measurement values 406.
  • the maximum value 412 may be a largest value of one or more of the CLI measurement values 406.
  • the transmitter 416 is configured to transmit reference signals, control information and data to one or more other devices
  • the receiver 418 is configured to receive references signals, synchronization signals, control information and data from one or more other devices.
  • the transmitter 416 may transmit signaling, control information and data to, and the receiver 418 may receive signaling, control information and data from, the base station 105.
  • the transmitter 416 and the receiver 418 may be integrated in one or more transceivers.
  • the transmitter 416 or the receiver 418 may include or correspond to one or more components of the UE 115 described with reference to Figure 2.
  • the base station 105 can include a variety of components (such as structural, hardware components) used for carrying out one or more functions described herein.
  • these components can include one or more processors 452 (hereinafter referred to collectively as “the processor 452” ) , one or more memory devices 454 (hereinafter referred to collectively as “the memory 454” ) , one or more transmitters 456 (hereinafter referred to collectively as “the transmitter 456” ) , and one or more receivers 458 (hereinafter referred to collectively as “the receiver 458” ) .
  • the processor 452 may be configured to execute instructions stored in the memory 454 to perform the operations described herein.
  • the processor 452 includes or corresponds to one or more of the receive processor 238, the transmit processor 220, and the controller 240, and the memory 454 includes or corresponds to the memory 242.
  • the transmitter 456 is configured to transmit reference signals, synchronization signals, control information and data to one or more other devices
  • the receiver 458 is configured to receive reference signals, control information and data from one or more other devices.
  • the transmitter 456 may transmit signaling, control information and data to, and the receiver 458 may receive signaling, control information and data from, the UE 115.
  • the transmitter 456 and the receiver 458 may be integrated in one or more transceivers.
  • the transmitter 456 or the receiver 458 may include or correspond to one or more components of base station 105 described with reference to Figure 2.
  • the wireless communications system 400 implements a 5G New Radio (NR) network.
  • the wireless communications system 400 may include multiple 5G-capable UEs 115 and multiple 5G-capable base stations 105, such as UEs and base stations configured to operate in accordance with a 5G NR network protocol such as that defined by the 3GPP.
  • NR 5G New Radio
  • the UE 115 may determine that a DL signal from the base station 105 is received with interference. For example, the UE 115 may measure or determine a signal strength of the received signal, a signal-to-noise ratio (SNR) associated with the received signal, a signal-to-noise-plus-interference ratio (SINR) associated with the received signal, or some other indication of the signal strength. Based on the measurements, the UE 115 may transmit a message to the base station 105 indicating the presence of interference, and that the UE 115 is configured to perform CLI measurements. Alternatively, the UE 115 may be assigned a CLI resource and may perform a CLI measurement and transmit a CLI measurement report to the base station 105.
  • SNR signal-to-noise ratio
  • SINR signal-to-noise-plus-interference ratio
  • the base station 105 may select a CLI resource based on receiving the message from the UE 115 indicating the interference and the CLI measuring capability, or the CLI measurement report. For example, the base station 105 may select a CLI resource that most closely matches the interference experienced by the UE 115.
  • the CLI resource may be associated with a periodicity, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, and a type, that are the same, or close to, a periodicity, one or more timeslots, one or more frequency RBs, or one or more OFDM symbols associated with the interference.
  • a CLI resource may be one of multiple different types of measurement resources, such as a CLI-RSSI resource or a SRS-RSRP resource, as non-limiting examples.
  • a CLI-RSSI resource may be used to measure a received signal strength indicative of CLI
  • a SRS-RSRP resource may be used to measure a received power of a sounding reference signal that is indicative of CLI.
  • the base station 105 may select the CLI resource based on information determined by or provided to the base station 105, such as historical interference information or historical CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof.
  • the base station 105 may identify a neighbor UE to the UE 115 and, based on a slot format assigned to the neighbor UE and a slot format assigned to the UE 115, the base station 105 may determine timing or frequency information associated with CLI at the UE 115 that is likely caused by the neighbor UE.
  • the base station 105 may generate a message 470 that includes a CLI resource configuration 472.
  • the CLI resource configuration 472 indicates the selected CLI that is configured for the UE 115.
  • the CLI resource configuration 472 may indicate a type, a periodicity, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, or a combination thereof, associated with the selected CLI resource.
  • the CLI resource may be a CLI-RSSI resource and not a SRS-RSRP resource.
  • the message 470 also includes a bitmap 474.
  • the bitmap 474 may indicate multiple non-consecutive RBs 476 associated with the CLI resource that are to be measured by the UE 115. For example, each bit of the bitmap 474 may indicate whether a respective RB of a range of RBs is configured for the UE 115.
  • the bitmap 474 may indicate multiple non-consecutive groups of RBs 478 associated with the CLI resource that are to be measured by the UE 115. For example, each bit of the bitmap 474 may indicate whether a respective group of RBs, such as two or more consecutive RBs, of a range of RBs is configured for the UE 115.
  • the groups of RBs may be any size, such as two RBs, three RBs, five RBs, ten RBs, or 50 RBs, as non-limiting examples.
  • the message 470 may include a different type of indicator, such as a list, a string, or a hash, as non-limiting examples.
  • the non-consecutive RBs 476, or the non-consecutive groups of RBs 478, may correspond to RBs associated with predicted CLI experienced at the UE 115, as determined by the base station 105.
  • the CLI resource configuration 472 may indicate multiple CLI resources used to measure CLI from multiple aggressor UEs, and the bitmap 474 may indicate non-consecutive RBs, or non-consecutive groups of RBs, of multiple CLI resources, because the CLI from the multiple aggressor UEs may not be consecutive in frequency.
  • the base station 105 transmits the message 470 to the UE 115.
  • the UE 115 may perform multiple CLI measurements on the CLI resource indicated by the CLI resource configuration 472 based on the message 470. For example, the UE 115 may perform at least one respective CLI measurement on at least two non-consecutive RBs associated with the CLI resource or on at least two non-consecutive groups of RBs associated with the CLI resource based on the message 470. To illustrate, the UE 115 may perform at least one respective CLI measurement on each RB of the non-consecutive RBs 476 if the bitmap 474 indicates the non-consecutive RBs 476.
  • the UE 115 may perform at least one respective CLI measurement on each group of RBs of the non-consecutive groups of RBs 478 if the bitmap 474 indicates the non-consecutive groups of RBs 478.
  • the UE 115 may perform the CLI measurements on the non-consecutive RBs 476, or the non-consecutive groups of RBs 478, to generate the CLI measurement values 406.
  • the CLI measurement values 406 may include or correspond to RSSIs or received signal strength values.
  • the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 480 based on the CLI measurements.
  • the CLI measurement report 480 may include or indicate the CLI measurement values 406, the accumulation value 408, the average value 410, the maximum value 412, or a combination thereof.
  • the CLI measurement report 480 may indicate each measurement value of the CLI measurement values 406.
  • the CLI measurement report 480 may indicate one or more computed values based on the CLI measurement values 406, such that the number of computed values included in the CLI measurement report 480 is less than the number of the CLI measurement values 406.
  • the UE 115 may perform accumulation or summation based on the CLI measurement values 406 to generate the accumulation value 408, and the accumulation value 408 may be included in the CLI measurement report 480.
  • the UE 115 may average the CLI measurement values 406 to generate the average value 410, and the average value 410 may be included in the CLI measurement report 480.
  • the UE 115 may determine a largest value of the CLI measurement values 406 to generate the maximum value 412, and the maximum value 412 may be included in the CLI measurement report 480.
  • the base station 105 may receive the CLI measurement report 480 from the UE 115 and perform one or more operations to reduce CLI at the UE 115 from aggressor UEs. For example, the base station 105 may modify a slot format assigned to the UE 115 or to the aggressor UEs such that UL transmissions from the aggressor UEs do not overlap in time or frequency with DL transmissions to the UE 115. Additionally or alternatively, if the base station 105 determines, based on the CLI measurement report 480, that CLI is likely occurring only for a subset of the RBs, or the groups of RBs, indicated by the bitmap 474, the base station 105 may refine the bitmap 474 to indicate fewer RBs or groups of RBs. The base station 105 may then transmit the refined bitmap in addition to another CLI resource configuration to the UE 115 to enable more focused CLI measurements by the UE 115.
  • the present disclosure provides techniques for enabling the UE 115 to perform CLI measurement on non-consecutive RBs, or non-consecutive groups of RBs, associated with one or more CLI resources.
  • Performing the CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs enables the UE 115 to perform CLI measurements that are not consecutive in frequency, which enables the UE 115 to measure CLI from multiple aggressor UEs having transmissions that are not consecutive in frequency, as compared to conventional UEs that perform CLI measurements for a set of consecutive RBs of a single CLI resource.
  • the CLI measurement report 480 may have a smaller size than conventional CLI measurement reports because the CLI measurement report 480 only includes the accumulation value 408, the average value 410, the maximum value 412, or a combination thereof. Reducing the size of the CLI measurement report 480 may reduce overhead and increase an available system bandwidth of the wireless communications system 400.
  • FIG. 5 is a block diagram of an example wireless communications system 500 that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
  • the wireless communications system 500 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are illustrated, in some other implementations, the wireless communications system 500 may generally include multiple UEs 115, and may include more than one base station 105.
  • the UE 115 includes the processor 402, the memory 404, the transmitter 416, and the receiver 418, and the base station 105 includes the processor 452, the memory 454, the transmitter 456, and the receiver 458, as described with reference to Figure 4.
  • the memory 404 may be configured to store multiple CLI measurement values 506, an accumulation value 508, an average value 510, a maximum value 512, a threshold 514, or a combination thereof.
  • the UE 115 may generate the CLI measurement values 506 by performing CLI measurements on multiple CLI resources configured for the UE 115.
  • the accumulation value 508 may be an accumulation or sum of one or more of the CLI measurement values 506.
  • the average value 510 may be an arithmetic or geometric average of one or more of the CLI measurement values 506.
  • the maximum value 512 may be a largest value of one or more of the CLI measurement values 506.
  • the threshold 514 is used to select CLI measurement values for CLI measurement reporting.
  • the base station 105 may select multiple CLI resources for configuring for the UE 115.
  • the base station 105 may select the multiple CLI resources based on receiving an indication of CLI or a previous CLI measurement report from the UE 115 and based on information generated by or received by the base station 105, such as historical interference information or historical CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof, as described with reference to Figure 4.
  • the base station 105 may select multiple CLI resources based on a determination that multiple aggressor UEs are causing CLI at the UE 115.
  • the base station 105 may generate a message 570 that includes CLI resource configuration 572.
  • the CLI resource configuration 572 may indicate the multiple selected CLI resources configured for the UE 115.
  • the CLI resource configuration 572 may indicate types, periodicities, timeslots, frequency RBs, OFDM symbols, or a combination thereof, associated with the selected multiple CLI resources.
  • Each of the multiple CLI resources may have the same type, and the type may be selected from one or more CLI resource types, such as CLI-RSSI resources or SRS-RSRP resources.
  • the message 570 also indicates a time domain measurement pattern 574 associated with the CLI resources.
  • the time domain measurement pattern 574 may indicate a measurement occasion and timing of CLI measurements to be performed by the UE 115, with reference to time slots associated with the CLI resources.
  • the time domain measurement pattern 574 is indicated using a bitmap, a string, a hash, or another indicator.
  • the message 570 also includes a reference resource indicator 576.
  • the reference resource indicator 576 may indicate a reference signal, and the UE 115 may determine a measurement occasion and timing of CLI measurements to be performed, based on a measurement occasion of and timing of the reference signal.
  • the reference signal may be a SRS, and the measurement occasion may correspond to slots (or portions thereof) during which the SRS is transmitted.
  • the base station 105 transmits the message 570 to the UE 115.
  • the UE 115 may perform one or more CLI measurements on each of the CLI resources based on the message 570. For example, the UE 115 may perform at least one CLI measurement on each CLI resource indicated by the CLI resource configuration 572. Performing the CLI measurements on the CLI resources generates the CLI measurement values 506 including one or more respective measurement values for each of the CLI resources indicated by the CLI resource configuration 572.
  • the CLI resources include multiple SRS-RSRP resources, and the UE 115 performs at least one SRS-RSRP measurements on each of the SRS-RSRP resources.
  • the CLI resources include multiple CLI-RSSI resources, and the UE 115 performs at least one CLI-RSSI measurements on each of the CLI-RSSI resources.
  • the CLI resources are described as including the same type of CLI resources, in other implementations, the CLI resources may include different types of CLI resources.
  • the UE 115 is configured to measure and to aggregate or combine measurement values associated with a single CLI resource type when reporting the CLI measurements to the base station 105.
  • the UE 115 performs multiple CLI measurements on the CLI resources in accordance with the time domain measurement pattern 574. For example, the UE 115 may perform CLI measurements on the CLI resources during one or more measurement occasions, such as one or more slots (or portions thereof) , if the message 570 indicates the time domain measurement pattern 574. In some other implementations, the UE 115 performs multiple CLI measurements on the CLI resources during a measurement occasion associated with a reference signal. For example, the UE 115 may perform CLI measurements on the CLI resources during the measurement occasion, such as one or more slots (or portions thereof) , associated with the reference signal if the message 570 includes the reference resource indicator 576.
  • FIG. 6 is a diagram illustrating examples of CLI measurement patterns 600 according to some aspects.
  • CLI measurement patterns 600 include a first slot format 602 and a second slot format 610.
  • the slot formats 602 and 610 may indicate, to a victim UE, timing of CLI measurements to be performed by the victim UE on CLI resources.
  • the first slot format 602 includes or corresponds to a time domain measurement pattern, such as the time domain measurement pattern 574 of Figure 5. As shown in Figure 6, the first slot format 602 includes eight slots, although in other implementations, the first slot format 602 may include fewer than eight or more than eight slots. The slots may correspond to a measurement occasion for performance of CLI measurements on one or more CLI resources.
  • the first slot format 602 also includes multiple timing indicators, such as an illustrative timing indicator 604. The timing indicators indicate timing of CLI measurement operations to be performed by the victim UE. For example, based on the timing indicators shown in Figure 6, CLI measurements are configured for performance during a first slot, a third slot, a fifth slot, and a seventh slot of the first slot format 602.
  • the second slot format 610 includes or corresponds to a time domain measurement pattern based on a reference signal, such as a reference signal indicated by the reference resource indicator 576 of Figure 5. As shown in Figure 6, the second slot format 610 includes nine slots, although in other implementations, the second slot format 610 may include fewer than nine or more than nine slots.
  • the slots may be reserved for DL or UL communications. For example, the slots of the second slot format 610 are reserved for two DL communications followed by an UL communication in a repeating pattern.
  • the second slot format 610 also includes multiple timing indicators, such as an illustrative timing indicator 612.
  • the timing indicators indicate timing of a reference signal indicated by a base station.
  • the reference signal may be a SRS, or another type of reference signal.
  • the timing indicators also correspond to timing of CLI measurement operations to be performed by the victim UE. For example, based on the timing indicators shown in Figure 6, CLI measurements are configured for performance during a third slot, a sixth slot, and a ninth slot of the second slot format 610.
  • the UE 115 may generate the CLI measurement values 506 based on one or more indications from the base station 105. For example, the UE 115 may generate the CLI measurement values 506 by performing CLI measurements on the CLI resources only at particular times, such as those indicated by the time domain measurement pattern 574 or those determined based on the reference resource indicator 576. In some other implementations, the UE 115 may perform CLI measurements for all CLI resources associated with a measurement occasion to generate the CLI measurement values 506. The UE 115 may then reduce the number of the CLI measurement values 506 by discarding one or more measurement values based on one or more criterions.
  • the UE 115 may identify a set of strongest measurement values of the CLI measurement values 506, and the remainder of the CLI measurement values 506 may be discarded. As another example, the UE 115 may identify measurement values of the CLI measurement values 506 that satisfy the threshold 514, and the remainder of the CLI measurement values 506 may be discarded. As yet another example, the UE 115 may identify a set of strongest measurement values of the CLI measurement values 506 that satisfy the threshold 514, and the remainder of the CLI measurement values 506 may be discarded.
  • the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 580 based on the CLI measurements.
  • the CLI measurement report 580 may include or indicate the CLI measurement values 506, the accumulation value 508, the average value 510, the maximum value 512, or a combination thereof.
  • the CLI measurement report 580 may indicate each measurement value of the CLI measurement values 506.
  • the number of the CLI measurement values 506 may be reduced compared to CLI measurement reports generated by other UEs, because the CLI measurement values 506 may include only measurement values that correspond to particular timings of CLI measurements, or that have been reduced in quantity based on one or more criterions.
  • the CLI measurement report 580 may indicate one or more computed values based on the CLI measurement values 506, such that the number of computed values included in the CLI measurement report 580 is less than the number of the CLI measurement values 506.
  • the UE 115 may perform accumulation or summation based on the CLI measurement values 506 to generate the accumulation value 508, and the accumulation value 508 may be included in the CLI measurement report 580.
  • the UE 115 may average the CLI measurement values 506 to generate the average value 510, and the average value 510 may be included in the CLI measurement report 580.
  • the UE 115 may determine a largest value of the CLI measurement values 506 to generate the maximum value 512, and the maximum value 512 may be included in the CLI measurement report 580. Additionally or alternatively, the CLI measurement report 580 may indicate CLI resource indices 516. The CLI resource indices 516 may include a respective CLI resource index associated with the CLI resource measured by the UE 115 to generate each CLI measurement value.
  • the base station 105 may receive the CLI measurement report 580 and may perform one or more operations to reduce the CLI experienced by the UE 115 based on the CLI measurement report 580. For example, the base station 105 may adjust a slot configuration assigned to the UE 115 or to one or more other UEs, as a non-limiting example.
  • the present disclosure provides techniques for enabling the UE 115 to perform CLI measurements on multiple CLI resources.
  • Performing the CLI measurements on multiple CLI resources enables the UE 115 to perform CLI measurements to measure CLI from multiple aggressor UEs having transmissions that are not associated with the same CLI resource, as compared to conventional UEs that perform CLI measurements for a single CLI resource.
  • the CLI measurement report 580 may have a smaller size than conventional CLI measurement reports because the CLI measurement report 580 may include fewer values as compared to conventional CLI measurement reports.
  • the CLI measurement report 580 only includes the accumulation value 508, the average value 510, the maximum value 512, or a combination thereof, which reduces the size of the CLI measurement report compared to conventional CLI measurement reports. Reducing the size of the CLI measurement report 580 may reduce overhead and increase an available system bandwidth of the wireless communications system 500.
  • FIG. 7 is a block diagram of an example wireless communications system 700 that supports performing periodic CLI measurements or CLI measurements via multiple ports according to some aspects.
  • the wireless communications system 700 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are illustrated, in some other implementations, the wireless communications system 700 may generally include multiple UEs 115, and may include more than one base station 105.
  • the UE 115 includes the processor 402, the memory 404, the transmitter 416, and the receiver 418, and the base station 105 includes the processor 452, the memory 454, the transmitter 456, and the receiver 458, as described with reference to Figure 4.
  • the memory 404 may be configured to store multiple CLI measurement values 706.
  • the UE 115 may generate the CLI measurement values 706 by periodically performing CLI measurements on a CLI resource configured for the UE 115 or performing CLI measurements on the CLI resource via multiple ports.
  • the base station 105 may select a CLI resource for configuring for the UE 115.
  • the base station 105 may select the CLI resource based on receiving an indication of CLI or a previous CLI measurement report from the UE 115 and based on information generated by or received by the base station 105, such as historical interference information or historical CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof, as described with reference to Figure 4.
  • the base station 105 may determine that periodic measurements are to be configured for the CLI resource. For example, the base station 105 may determine that the CLI experienced by the UE 115 likely occurs periodically.
  • the base station 105 may generate a message 770 that includes CLI resource configuration 772.
  • the CLI resource configuration 772 may indicate the selected CLI resource configured for the UE 115.
  • the CLI resource configuration 772 may indicate a type, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, or a combination thereof, associated with the selected CLI resource.
  • the type may be selected from one or more CLI resource types, such as CLI-RSSI resources or SRS-RSRP resources.
  • the CLI resource configuration 772 may include a periodic indicator 774 that indicates to the UE 115 whether periodic measurements are configured for the CLI resource by the UE 115.
  • the periodic indicator 774 may include or correspond to a single bit or a flag.
  • the periodic indicator 774 may have one of two values.
  • a first value of the periodic indicator 774 may indicate that the UE 115 is to perform periodic CLI measurements on the CLI resource indicated by the CLI resource configuration 772, and a second value of the periodic indicator 774 may indicate that the UE 115 is not to perform periodic CLI measurements on the CLI resource.
  • the message 770 also indicates a periodicity 778 for the CLI measurements.
  • the periodicity 778 may indicate a time period between periodic CLI measurements to be performed on the CLI resource by the UE 115.
  • the base station 105 transmits the message 770 to the UE 115.
  • the UE 115 may periodically perform one or more CLI measurements on the CLI resource based on the message 770. For example, the UE 115 may perform one or more CLI measurements on the CLI resource indicated by the CLI resource configuration 772 based on the periodicity 778. Performing the CLI measurements on the CLI resource generates the CLI measurement values 706.
  • the CLI resource includes a SRS-RSRP resource, and the UE 115 performs one or more SRS-RSRP measurements on the SRS-RSRP resource.
  • the CLI resource includes a CLI-RSSI resource, and the UE 115 performs one or more CLI-RSSI measurements on the CLI-RSSI resource.
  • the base station 105 may select a SRS-RSRP resource associated with multiple ports for configuration to the UE 115. For example, the base station 105 may determine that performing CLI measurements via the multiple ports may enable the UE 115 to better determine the CLI caused by a single other UE (an aggressor UE) .
  • the CLI resource configuration 772 indicates the SRS-RSRP resource. Additionally, the CLI resource configuration 772 may include a ports indicator 776 that indicates multiple ports associated with the SRS-RSRP resource.
  • the UE 115 may receive the message 770 and perform one or more SRS-RSRP measurements based on the message 770. For example, the UE 115 may perform one or more SRS-RSRP measurements on the SRS-RSRP resource indicated by the CLI resource configuration 772 via each of the multiple ports indicated by the ports indicator 776. Performing the one or more SRS-RSRP measurements via the multiple ports generates the CLI measurement values 706.
  • the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 780 based on the CLI measurements.
  • the CLI measurement report 780 may include or indicate the CLI measurement values 706.
  • the CLI measurement report 780 may include each periodically measured CLI measurement value or CLI measurement values associated with each port associated with the CLI resource.
  • the CLI measurement report 780 may include an accumulation value based on the CLI measurement values 706, an average value based on the CLI measurement values 706, a maximum value based on the CLI measurement values 706, or a combination thereof.
  • the base station 105 may receive the CLI measurement report 780 and may perform one or more operations to reduce the CLI experienced by the UE 115 based on the CLI measurement report 780. For example, the base station 105 may adjust a slot configuration assigned to the UE 115 or to one or more other UEs, as a non-limiting example.
  • the present disclosure provides techniques for enabling periodic CLI measurement using a CLI resource or CLI measurements via multiple ports associated with the CLI resource. Performing periodic CLI measurements, or CLI measurements via multiple ports, may enable the UE 115 to determine more representative CLI measurement values than performing a single CLI measurement on the CLI resource.
  • FIG 8 is a block diagram of an example UE 800 that supports performing CLI measurements on CLI resources according to some aspects.
  • the UE 800 may be configured to perform operations, including the blocks of the processes 800-1100 described with reference to Figures 8-11, to perform CLI measurements on CLI resources.
  • the UE 800 includes the structure, hardware, and components shown and described with reference to the UE 115 of Figures 2, 4, 5, or 7.
  • the UE 800 includes the controller 280, which operates to execute logic or computer instructions stored in the memory 282, as well as controlling the components of the UE 800 that provide the features and functionality of the UE 800.
  • the UE 800 under control of the controller 280, transmits and receives signals via wireless radios 801a-r and the antennas 252a-r.
  • the wireless radios 801a-r include various components and hardware, as illustrated in Figure 2 for the UE 115, including the modulator and demodulators 254a-r, the MIMO detector 256, the receive processor 258, the transmit processor 264, and the TX MIMO processor 266.
  • the memory 282 may include receive logic 802, CLI measurer 803, and transmit logic 804.
  • the receive logic 802 may be configured to receive messages from a base station, such as messages including CLI resource configurations.
  • the CLI measurer 803 may be configured to perform one or more CLI measurements based on configured CLI resources.
  • the transmit logic 804 may be configured to initiate transmission of messages to the base station, such as CLI measurement reports.
  • the UE 800 may receive signals from or transmit signals to one or more network entities, such as the base station 105 of Figures 1, 2, 4, 5, or 7 or a base station as illustrated in Figure 13.
  • FIG 9 is a flow diagram illustrating a process 900 that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects.
  • Operations of the process 900 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8.
  • example operations (also referred to as “blocks” ) of the process 900 may enable the UE 800 to perform CLI measurements on non-consecutive RBs of a CLI resource.
  • the UE 800 receives, from a base station, a message including a CLI resource configuration indicating a CLI resource configured for the UE 800.
  • the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282.
  • the execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration indicating a CLI resource configured for the UE 800.
  • the UE 800 performs multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration.
  • the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282.
  • the execution environment of the CLI measurer 803 provides the functionality to perform at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the UE 800 transmits, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282.
  • the execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the multiple CLI measurements.
  • the CLI resource includes a CLI-RSSI resource.
  • the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
  • Performing the multiple CLI measurements may include performing a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  • the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
  • Performing the multiple CLI measurements may include performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  • performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates the multiple CLI measurement values. Additionally or alternatively, performing the multiple CLI measurements may generate multiple CLI measurement values, and the CLI measurement report may indicate an average of the multiple CLI measurement values. Additionally or alternatively, performing the multiple CLI measurements may generate multiple CLI measurement values, and the CLI measurement report may indicate a maximum of the multiple CLI measurement values.
  • FIG 10 is a flow diagram illustrating a process 1000 that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
  • Operations of the process 1000 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8.
  • example operations of the process 1000 may enable the UE 800 to perform multiple CLI measurements on multiple CLI resources.
  • the UE 800 receives, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE 800.
  • the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282.
  • the execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration indicating multiple CLI resources configured for the UE 800.
  • the UE 800 performs at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282.
  • the execution environment of the CLI measurer 803 provides the functionality to perform at least one CLI measurement on each of the multiple CLI resources to determine multiple measurement values including one or more respective measurement values for each of the CLI resources based on the CLI resource configuration.
  • the UE 800 transmits, to the base station, a CLI measurement report based on the plurality of measurement values.
  • the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282.
  • the execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the measurement values.
  • the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
  • the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern.
  • the message indicates a reference resource configured for the UE.
  • the process 1000 further includes determining a measurement occasion based on the reference resource. Performing the at least one CLI measurement on each of the plurality of CLI resources may include performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
  • determining the process 1000 further includes accumulating the plurality of measurement values to generate an accumulated value, and the CLI measurement report indicates the accumulated value. Additionally or alternatively, the process 1000 may also include determining an average value of the plurality of measurement values. The CLI measurement report may indicate the average value. Additionally or alternatively, the process 1000 may further include determining a maximum value of the plurality of measurement values. The CLI measurement report may indicate the maximum value.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the process 1000 further includes identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion.
  • the CLI measurement report may include the identified set of strongest measurement values.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the process 1000 further includes identifying measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold.
  • the CLI measurement report may include the identified measurement values that satisfy the measurement threshold.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the process 1000 further includes identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold.
  • the CLI measurement report may include the identified set of strongest measurement values that satisfy the measurement threshold.
  • the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values. Additionally or alternatively, the CLI measurement report may indicate each of the plurality of measurement values.
  • FIG 11 is a flow diagram illustrating a process 1100 that supports performing periodic CLI measurements on a CLI resource according to some aspects.
  • Operations of the process 1100 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8.
  • example operations of the process 1100 may enable the UE 800 to perform periodic CLI measurements on a CLI resource.
  • the UE 800 receives, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282.
  • the execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the UE 800 periodically performs one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282.
  • the execution environment of the CLI measurer 803 provides the functionality to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the UE 800 transmits, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282.
  • the execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the one or more CLI measurements.
  • the message indicates a periodicity for the one or more CLI measurements.
  • the CLI resource may include a SRS-RSRP resource, and performing the one or more CLI measurements may include performing one or more SRS-RSRP measurements on the SRS-RSRP resource.
  • the CLI resource may include a CLI-RSSI resource, and performing the one or more CLI measurements may include performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
  • FIG 12 is a flow diagram illustrating a process 1200 that supports performing CLI measurements via multiple ports according to some aspects.
  • Operations of the process 1200 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8.
  • example operations of the process 900 may enable the UE 800 to perform CLI measurements via multiple ports.
  • the UE 800 receives, from a base station, a message including CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282.
  • the execution environment of the receive logic 802 provides the functionality to receive a message including CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the UE 800 performs one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on receiving the CLI resource configuration.
  • the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282.
  • the execution environment of the CLI measurer 803 provides the functionality to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports.
  • the UE 800 transmits, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282.
  • the execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  • FIG 13 is a block diagram of an example base station 1300 that supports configuring CLI resources according to some aspects.
  • the base station 1300 includes the structure, hardware, and components shown and described with reference to the base station 105 of Figures 1, 2, 4, 5, or 7.
  • the base station 1300 may include the controller 240, which operates to execute logic or computer instructions stored in the memory 242, as well as controlling the components of the base station 1300 that provide the features and functionality of the base station 1300.
  • the base station 1300 under control of the controller 240, transmits and receives signals via wireless radios 1301a-t and the antennas 234a-t.
  • the wireless radios 1301a-t include various components and hardware, as illustrated in Figure 2 for the base station 105, including the modulator and demodulators 232a-t, the transmit processor 220, the TX MIMO processor 230, the MIMO detector 236, and the receive processor 238.
  • the memory 242 may include CLI configuration logic 1302, transmit logic 1303, and receive logic 1304.
  • the CLI configuration logic 1302 may be configured to configure one or more CLI resources for a UE.
  • the transmit logic 1303 may be configured to initiate transmission of messages to the UE, such as messages including CLI resource configurations.
  • the receive logic 1304 may be configured to receive messages from the UE, such as CLI measurement reports.
  • the base station 1300 may receive signals from or transmit signals to one or more UEs, such as the UE 115 of Figures 1, 2, 4, 5, or 7 or the UE 800 of Figure 8.
  • FIG 14 is a flow diagram of a process 1400 that supports configuring a CLI resource to enable CLI measurements of non-consecutive RBs according to some aspects.
  • Operations of the process 1400 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13.
  • example operations of the process 1400 may enable the base station 1300 to configure a CLI resource to enable CLI measurements of non-consecutive RBs.
  • the base station 1300 transmits, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242.
  • the execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration indicating a CLI resource configured for a UE.
  • the execution environment of the transmit logic 1303 provides the functionality to transmit a message including the CLI resource configuration to the UE.
  • the base station 1300 receives, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242.
  • the execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include a respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the CLI resource includes a CLI-RSSI resource.
  • the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
  • the multiple CLI measurements may include a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  • the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
  • the multiple CLI measurements may include a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  • the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate an accumulated value based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate an average value based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate a maximum value based on the multiple CLI measurements.
  • Figure 15 is a flow diagram of a process 1500 that supports configuring CLI resources to enable multiple CLI measurements according to some aspects.
  • Operations of the process 1500 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13.
  • example operations of the process 1500 may enable the base station 1300 to configure multiple CLI resources to enable multiple CLI measurements.
  • the base station 1300 transmits, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242.
  • the execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration indicating multiple CLI resources configured for a UE.
  • the execution environment of the transmit logic 1303 provides the functionality to transmit a message including the CLI resource configuration to the UE.
  • the base station 1300 receives, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242.
  • the execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on multiple measurement values including one or more respective measurement values for each of the CLI resources.
  • the plurality of CLI resources includes a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
  • the one or more respective measurement values for each of the plurality of CLI resources include one or more SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources.
  • the one or more respective measurement values for each of the plurality of CLI resources include one or more CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
  • the message indicates a time domain measurement pattern associated with the plurality of CLI resources. In some other implementations, the message indicates a reference resource configured for the UE.
  • the CLI measurement report indicates an average value based on the plurality of measurement values. Additionally or alternatively, the CLI measurement report may indicate a maximum value based on the plurality of measurement values.
  • the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion.
  • the CLI measurement report may indicate measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold.
  • the CLI measurement report may indicate a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
  • the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values. Additionally or alternatively, the CLI measurement report indicates each measurement value of the plurality of measurement values.
  • FIG 16 is a flow diagram of a process 1600 that supports configuring a CLI resource for periodic CLI measurements according to some aspects.
  • Operations of the process 1600 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13.
  • example operations of the process 1600 may enable the base station 1300 to configure a CLI resource for periodic CLI measurements.
  • the base station 1300 transmits, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242.
  • the execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the execution environment of the transmit logic 1303 provides the functionality to transmit a message that includes the CLI resource configuration to the UE.
  • the base station 1300 receives, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242.
  • the execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the message indicates a periodicity for the periodic CLI measurements.
  • the CLI resource may include a SRS-RSRP resource, and the periodic CLI measurements may include periodic SRS-RSRP measurements on the SRS-RSRP resource.
  • the CLI resource may include a CLI-RSSI resource, and the periodic CLI measurements may include periodic CLI-RSSI measurements on the CLI-RSSI resource.
  • FIG 17 is a flow diagram of a process 1700 that supports configuring a CLI resource for CLI measurements via multiple ports according to some aspects.
  • Operations of the process 1700 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13.
  • example operations of the process 1700 may enable the base station 1300 to configure a CLI resource for CLI measurements via multiple ports.
  • the base station 1300 transmits, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242.
  • the execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the execution environment of the transmit logic 1303 provides the functionality to transmit a message that includes the CLI resource configuration to the UE.
  • the base station 1300 receives, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242.
  • the execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  • one or more blocks (or operations) described with reference to Figures 9-12 and 14-17 may be combined with one or more blocks (or operations) described with reference to another of the figures.
  • one or more blocks (or operations) of Figure 9 may be combined with one or more blocks (or operations) of Figures 10-12 or 14-17.
  • one or more blocks associated with Figures 9-12 or 14-17 may be combined with one or more blocks (or operations) associated with Figures 2, 4, 5, or 7.
  • one or more operations described above with reference to Figures 1-7 may be combined with one or more operations described with reference to Figures 8 or 13.
  • enabling CLI measurements on non-consecutive RBs of a CLI resource may include an apparatus configured to receive, from a base station, a message including a CLI resource configuration indicating a CLI resource. The apparatus may also be configured to perform multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on receiving the CLI resource configuration.
  • the apparatus may be further configured to transmit, to the base station, a CLI measurement report based on the multiple CLI measurements.
  • the apparatus includes a wireless device, such as a UE.
  • the apparatus may include at least one processor, and a memory coupled to the processor.
  • the processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the CLI resource includes a CLI-RSSI resource.
  • the message in combination with the first aspect, includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
  • performing the multiple CLI measurements includes performing a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  • the message in combination with the first aspect, includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
  • performing the multiple CLI measurements includes performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  • performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates the multiple CLI measurement values.
  • performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates an average of the multiple CLI measurement values.
  • performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates a maximum of the multiple CLI measurement values.
  • an apparatus configured for wireless communication such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the apparatus is also configured to perform at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration.
  • the apparatus is further configured to transmit, to the base station, a CLI measurement report based on the plurality of measurement values.
  • the apparatus includes a wireless device, such as a UE.
  • the apparatus may include at least one processor, and a memory coupled to the processor.
  • the processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
  • the plurality of CLI resources include the plurality of SRS-RSRP resources, and performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources.
  • the plurality of CLI resources includes the plurality of CLI-RSSI resources, and performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
  • the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern.
  • the message indicates a reference resource configured for the UE.
  • the apparatus determines a measurement occasion based on the reference resource. Performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
  • the apparatus accumulates the plurality of measurement values to generate an accumulated value, and the CLI measurement report indicates the accumulated value.
  • the apparatus determines an average value of the plurality of measurement values, and the CLI measurement report indicates the average value.
  • the apparatus determines a maximum value of the plurality of measurement values, and the CLI measurement report indicates the maximum value.
  • performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the apparatus also identifies a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion, and the CLI measurement report includes the identified set of strongest measurement values.
  • performing the at least one CLI measurement on each of the plurality of CLI measurements includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the apparatus also identifies measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, and the CLI measurement report includes the identified measurement values that satisfy the measurement threshold.
  • performing the one or more CLI measurements includes performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion.
  • the apparatus also identifies a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, and the CLI measurement report includes the identified set of strongest measurement values that satisfy the measurement threshold.
  • the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  • he CLI measurement report indicates each of the plurality of measurement values.
  • an apparatus configured for wireless communication such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the apparatus is also configured to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration.
  • the apparatus is further configured to transmit, to the base station, a CLI measurement report based on the one or more CLI measurements.
  • the apparatus includes a wireless device, such as a UE.
  • the apparatus may include at least one processor, and a memory coupled to the processor.
  • the processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the message indicates a periodicity for the one or more CLI measurements.
  • the CLI resource includes a SRS-RSRP resource
  • performing the one or more CLI measurements includes performing one or more SRS-RSRP measurements on the SRS-RSRP resource.
  • the CLI resource includes a CLI-RSSI resource
  • performing the one or more CLI measurements includes performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
  • an apparatus configured for wireless communication such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the apparatus is also configured to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration.
  • the apparatus is further configured to transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  • the apparatus includes a wireless device, such as a UE.
  • the apparatus may include at least one processor, and a memory coupled to the processor.
  • the processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  • an apparatus configured for wireless communication such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE.
  • the apparatus is also configured to receive, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE.
  • the multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  • the apparatus includes a wireless device, such as a base station.
  • the apparatus may include at least one processor, and a memory coupled to the processor.
  • the processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the CLI resource includes a CLI-RSSI resource.
  • the message in combination with the twenty-eighth aspect, includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
  • the multiple CLI measurements include a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  • the message in combination with the twenty-eighth aspect, includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource.
  • the plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
  • the multiple CLI measurements include a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  • the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements.
  • the CLI measurement report indicates an accumulated value based on the multiple CLI measurements.
  • the CLI measurement report indicates an average value based on the multiple CLI measurements.
  • the CLI measurement report indicates a maximum value based on the multiple CLI measurements.
  • an apparatus configured for wireless communication such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE.
  • the apparatus is also configured to receive, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  • the apparatus includes a wireless device, such as a base station.
  • the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
  • the plurality of CLI resources include the plurality of SRS-RSRP resources, and the one or more respective measurement values for each of the plurality of CLI resources include one or more SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources.
  • the plurality of CLI resources include the plurality of CLI-RSSI resources, and the one or more respective measurement values for each of the plurality of CLI resources include one or more CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
  • the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  • the message indicates a reference resource configured for the UE.
  • the CLI measurement report indicates an average value based on the plurality of measurement values.
  • the CLI measurement report indicates a maximum value based on the plurality of measurement values.
  • the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion.
  • the CLI measurement report indicates measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold.
  • the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
  • the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  • the CLI measurement report indicates each measurement value of the plurality of measurement values.
  • an apparatus configured for wireless communication such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
  • the apparatus is also configured to receive, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  • the apparatus includes a wireless device, such as a base station.
  • the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the message indicates a periodicity for the periodic CLI measurements.
  • the CLI resource includes a SRS-RSRP resource
  • the periodic CLI measurements include periodic SRS-RSRP measurements on the SRS-RSRP resource.
  • the CLI resource includes a CLI-RSSI resource
  • the periodic CLI measurements include periodic CLI-RSSI measurements on the CLI-RSSI resource.
  • an apparatus configured for wireless communication such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
  • the apparatus is also configured to receives, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  • the apparatus includes a wireless device, such as a base station.
  • the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device.
  • the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device.
  • the apparatus may include one or more means configured to perform operations described herein.
  • the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  • Components, the functional blocks, and the modules described herein with respect to Figures 1-17 include processors, electronics devices, hardware devices, electronics components, logical circuits, memories, software codes, firmware codes, among other examples, or any combination thereof.
  • features discussed herein may be implemented via specialized processor circuitry, via executable instructions, or combinations thereof.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • a general purpose processor may be a microprocessor, or, any conventional processor, controller, microcontroller, or state machine.
  • a processor may be implemented as a combination of computing devices, such as a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration.
  • particular processes and methods may be performed by circuitry that is specific to a given function.
  • the functions described may be implemented in hardware, digital electronic circuitry, computer software, firmware, including the structures disclosed in this specification and their structural equivalents thereof, or in any combination thereof. Implementations of the subject matter described in this specification also can be implemented as one or more computer programs, that is one or more modules of computer program instructions, encoded on a computer storage media for execution by, or to control the operation of, data processing apparatus.
  • Computer-readable media includes both computer storage media and communication media including any medium that can be enabled to transfer a computer program from one place to another.
  • a storage media may be any available media that may be accessed by a computer.
  • such computer-readable media may include RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that may be used to store desired program code in the form of instructions or data structures and that may be accessed by a computer.
  • Disk and disc includes compact disc (CD) , laser disc, optical disc, digital versatile disc (DVD) , floppy disk, and Blu-ray disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers. Combinations of the above should also be included within the scope of computer-readable media. Additionally, the operations of a method or algorithm may reside as one or any combination or set of codes and instructions on a machine readable medium and computer-readable medium, which may be incorporated into a computer program product.
  • the term “or, ” when used in a list of two or more items means that any one of the listed items can be employed by itself, or any combination of two or more of the listed items can be employed. For example, if a composition is described as containing components A, B, or C, the composition can contain A alone; B alone; C alone; A and B in combination; A and C in combination; B and C in combination; or A, B, and C in combination.
  • “or” as used in a list of items prefaced by “at least one of” indicates a disjunctive list such that, for example, a list of “at least one of A, B, or C” means A or B or C or AB or AC or BC or ABC (that is A and B and C) or any of these in any combination thereof.
  • the term “substantially” is defined as largely but not necessarily wholly what is specified (and includes what is specified; for example, substantially 90 degrees includes 90 degrees and substantially parallel includes parallel) , as understood by a person of ordinary skill in the art. In any disclosed implementations, the term “substantially” may be substituted with “within [a percentage] of” what is specified, where the percentage includes. 1, 1, 5, or 10 percent.

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Abstract

This disclosure provides systems, methods, and apparatuses, including computer programs encoded on computer storage media, for wireless communication. In one aspect of the disclosure, a method of wireless communication performed by a user equipment (UE) includes receiving, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE. The method also includes performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on receiving the CLI resource configuration. The method further includes transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements. Other aspects and features are also claimed and described.

Description

CROSS-LINK INTERFERENCE (CLI) MEASUREMENTS FOR CLI RESOURCES TECHNICAL FIELD
Aspects of the present disclosure relate generally to wireless communication systems, and more particularly, to cross-link interference (CLI) measurements.
DESCRIPTION OF THE RELATED TECHNOLOGY
Wireless communications systems are widely deployed to provide various types of communication content such as voice, video, packet data, messaging, broadcast, and so on. A wireless multiple-access communications system may include a number of base stations or network access nodes, each simultaneously supporting communication for multiple communication devices, which may be otherwise known as user equipment (UE) . These systems may be capable of supporting communication with multiple UEs by sharing the available system resources (such as time, frequency, and power) . Examples of such multiple-access systems include fourth generation (4G) systems such as Long Term Evolution (LTE) systems, LTE-Advanced (LTE-A) systems, or LTE-A Pro systems, and fifth generation (5G) systems which may be referred to as New Radio (NR) systems. These systems may employ technologies such as code division multiple access (CDMA) , time division multiple access (TDMA) , frequency division multiple access (FDMA) , orthogonal frequency division multiple access (OFDMA) , or discrete Fourier transform spread orthogonal frequency division multiplexing (DFT-S-OFDM) .
As the applications for wireless communication devices proliferate and there are greater numbers and densities of wireless communication devices within coverage areas, managing interference among the devices may become more challenging. In some example scenarios, one UE, referred to as a “victim UE, ” may be receiving a downlink (DL) communication from a base station as another UE, referred to as an “aggressor UE, ” is transmitting an uplink (UL) communication, which interferes with the DL communication. As a result, an UL symbol transmitted by the aggressor UE may collide with a DL symbol received by the victim UE. Such interference between the DL and UL may be referred to as cross-link interference (CLI) . The victim UE may be configured to perform CLI measurements to measure the CLI based on a CLI resource configuration received from the base station. Typically, the base station configures a single CLI resource for use by the victim UE to perform each CLI measurement, and reporting of  each CLI measurement may be triggered by an event or based on a periodic CLI resource configuration. For example, the event may be the presence of an amount of CLI at the victim UE that exceeds a threshold. However, the CLI may be spread across multiple frequency ranges or time slots, such that a CLI measurement performed using a single CLI resource may not satisfy the threshold and trigger the victim UE to report the CLI measurement. Additionally, at least some types of CLI resources are configured with a single port, which further increases the likelihood that the event is not triggered.
One technique for addressing these problems is for the base station to configure multiple CLI resources for the victim UE. However, the use of multiple CLI resources increases the total aggregate power, which may cause performance degradation at the victim UE. Additionally, none of the individual CLI measurements performed on the multiple CLI resources may exceed the threshold, even though a total aggregate CLI measured across the multiple CLI resources causes performance degradation at the victim UE.
SUMMARY
The following summarizes some aspects of the present disclosure to provide a basic understanding of the discussed technology. This summary is not an extensive overview of all contemplated features of the disclosure, and is intended neither to identify key or critical elements of all aspects of the disclosure nor to delineate the scope of any or all aspects of the disclosure. Its sole purpose is to present some concepts of one or more aspects of the disclosure in summary form as a prelude to the more detailed description that is presented later.
One innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a user equipment (UE) . The method includes receiving, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE. The method also includes performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration. The method further includes transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a UE. The UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The at least one processor is also configured to perform multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration. The at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The apparatus also includes means for performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration. The apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The operations also include performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration. The operations further include initiating transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a UE. The method includes receiving, from a base station, a message including a CLI resource configuration  indicating a plurality of CLI resources configured for the UE. The method also includes performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. The method further includes transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a UE. The UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The at least one processor is also configured to perform at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. The at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The apparatus also includes means for performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. The apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The operations also include performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more  respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. The operations further include initiating transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a UE. The method includes receiving, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The method also includes periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration. The method further includes transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a UE. The UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The at least one processor is also configured to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration. The at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The apparatus also includes means for periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration. The apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource E. The operations also include periodically performing one or more CLI measurements on the  CLI resource based on the CLI resource configuration. The operations further include initiating transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a UE. The method includes receiving, from a base station, a message including a CLI resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports. The method also includes performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration. The method further includes transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a UE. The UE includes at least one processor and a memory coupled with the at least one processor and storing processor-readable instructions that, when executed by the at least one processor, is configured to receive, from a base station, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The at least one processor is also configured to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration. The at least one processor is further configured to initiate transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for receiving, from a base station at a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The apparatus also includes means for performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration. The apparatus further includes means for transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including receiving, from a base station at a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The operations also  include performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration. The operations further include initiating transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a base station. The method includes transmitting, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The method further includes receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a base station. The base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration indicating a CLI resource configured for the UE. The at least one processor is further configured to receive, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The apparatus further includes means for receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that,  when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration indicating a CLI resource configured for the UE. The operations further include receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a base station. The method includes transmitting, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The method further includes receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a base station. The base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The at least one processor is further configured to receive, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The apparatus further includes means for receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration  indicating a plurality of CLI resources configured for the UE. The operations further include receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a base station. The method includes transmitting, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The method further includes receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a base station. The base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The at least one processor is further configured to receive, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The apparatus further includes means for receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including initiating transmission, to a UE, of a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The operations further include receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a method of wireless communication performed by a base station. The method includes transmitting, to a UE, a message including a CLI resource configuration  that indicates a SRS-RSRP resource associated with multiple ports. The method further includes receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a base station. The base station includes at least one processor and a memory coupled with the at least one processor and storing processor-readable code that, when executed by the processor, is configured to initiate transmission, to a UE, of a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The at least one processor is further configured to receive, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in an apparatus configured for wireless communication. The apparatus includes means for transmitting, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The apparatus further includes means for receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
Another innovative aspect of the subject matter described in this disclosure can be implemented in a non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations including transmitting, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The operations further include receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
Other aspects, features, and implementations of the present disclosure will become apparent to a person having ordinary skill in the art, upon reviewing the following description of specific, example implementations of the present disclosure in conjunction with the accompanying figures. While features of the present disclosure may be described relative to particular implementations and figures below, all implementations of the present disclosure can include one or more of the advantageous features described herein. In other words, while one or more implementations may be described as having particular advantageous features, one or more of such features may also be used in  accordance with the various implementations of the disclosure described herein. In similar fashion, while example implementations may be described below as device, system, or method implementations, such example implementations can be implemented in various devices, systems, and methods.
BRIEF DESCRIPTION OF THE DRAWINGS
A further understanding of the nature and advantages of the present disclosure may be realized by reference to the following drawings. In the appended figures, similar components or features may have the same reference label. Further, various components of the same type may be distinguished by following the reference label by a dash and a second label that distinguishes among the similar components. If just the first reference label is used in the specification, the description is applicable to any one of the similar components having the same first reference label irrespective of the second reference label.
Figure 1 is a block diagram illustrating details of an example wireless communication system.
Figure 2 is a block diagram conceptually illustrating an example design of a base station and a user equipment (UE) .
Figure 3 is a diagram illustrating examples of cross-link interference (CLI) .
Figure 4 is a block diagram illustrating an example wireless communication system that supports performing CLI measurements on non-consecutive resource blocks (RBs) of a CLI resource according to some aspects.
Figure 5 is a block diagram illustrating an example wireless communication system that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
Figure 6 is a diagram illustrating examples of CLI measurement patterns according to some aspects.
Figure 7 is a block diagram illustrating an example wireless communication system that supports performing periodic CLI measurements or CLI measurements via multiple ports according to some aspects.
Figure 8 is a block diagram of an example UE that supports performing CLI measurements on CLI resources according to some aspects.
Figure 9 is a flow diagram illustrating an example process that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects.
Figure 10 is a flow diagram illustrating an example process that supports performing multiple CLI measurements on multiple CLI resources according to some aspects.
Figure 11 is a flow diagram illustrating an example process that supports performing periodic CLI measurements on a CLI resource according to some aspects.
Figure 12 is a flow diagram illustrating an example process that supports performing CLI measurements via multiple ports according to some aspects.
Figure 13 is a block diagram of an example base station that supports configuring CLI resources according to some aspects.
Figure 14 is a flow diagram illustrating an example process that supports configuring a CLI resource to enable CLI measurements on non-consecutive RBs according to some aspects.
Figure 15 is a flow diagram illustrating an example process that supports configuring CLI resources to enable multiple CLI measurements according to some aspects.
Figure 16 is a flow diagram illustrating an example process that supports configuring a CLI resource for periodic CLI measurements according to some aspects.
Figure 17 is a flow diagram illustrating an example process that supports configuring a CLI resource for CLI measurements via multiple ports according to some aspects.
Like reference numbers and designations in the various drawings indicate like elements.
DETAILED DESCRIPTION
Various aspects of the disclosure are described more fully hereinafter with reference to the accompanying drawings. This disclosure may, however, be embodied in many different forms and are not to be construed as limited to any specific structure or function presented throughout this disclosure. Rather, these aspects are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Based on the teachings herein one skilled in the art may appreciate that the scope of the disclosure is intended to cover any aspect of the  disclosure disclosed herein, whether implemented independently of or combined with any other aspect of the disclosure. For example, an apparatus may be implemented or a method may be practiced using any quantity of the aspects set forth herein. In addition, the scope of the disclosure is intended to cover such an apparatus or method which is practiced using other structure, functionality, or structure and functionality in addition to or other than the various aspects of the disclosure set forth herein. Any aspect of the disclosure disclosed herein may be embodied by one or more elements of a claim.
The present disclosure provides systems, apparatus, methods, and computer-readable media for supporting multiple cross-link interference (CLI) measurements on multiple CLI resources or multiple non-consecutive resource blocks (RBs) of a CLI resource. To illustrate, in some implementations, a UE may receive a message from a base station, the message including a CLI resource configuration indicating a CLI resource configured for the UE. To enable measurements on multiple RBs associated with the CLI resource, the CLI resource may be a CLI received signal strength indicator (CLI-RSSI) resource. In some implementations, the message includes a bitmap, or other indicator, that indicates at least two non-consecutive RBs associated with the CLI resource or at least two non-consecutive groups of RBs associated with the CLI resource. The UE may perform at least one respective CLI measurement on each of the at least two non-consecutive RBs or the at least two non-consecutive groups of RBs. The UE may then transmit, to the base station, a CLI measurement report based on the multiple CLI measurements.
In some other implementations, the UE may receive a message from the base station, the message including a CLI resource configuration indicating multiple CLI resources configured for the UE. The multiple CLI resources may include a set of CLI resources having the same resource type, such as multiple sounding reference signal reference signal received power (SRS-RSRP) resources or multiple CLI-RSSI resources. The UE may perform at least one CLI measurement on each of the CLI resources to determine multiple CLI measurement values including one or more respective measurement values for each of the CLI resources. In some implementations, the UE may aggregate, combine, or otherwise operate on the multiple CLI measurement values to generate one or more representative values, such as an accumulated value, an average value, or a maximum value, as non-limiting examples. The UE may then transmit, to the base station, a CLI measurement report based on the CLI measurement values.
In some other implementations, the UE may receive, from the base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The UE may periodically perform one or more CLI measurements on the CLI resource and may transmit, to the base station, a CLI measurement report based on the one or more CLI measurements. Alternatively, the UE may receive, from the base station, a message include a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The UE may perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports and may transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
Particular implementations of the subject matter described in this disclosure can be implemented to realize one or more of the following potential advantages. In some aspects, the present disclosure provides techniques for supporting multiple CLI measurements on a single CLI resource or on multiple CLI resources. For example, a UE may perform CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs, of a CLI resource. As another example, the UE may perform CLI measurements on multiple CLI resources. Performing multiple CLI measurements on a single CLI resource, or on multiple CLI resources, may enable the UE to better detect CLI from an aggressor UE, for example, in scenarios in which a single CLI resource may not be strong enough to trigger CLI measurements and reporting. Additionally, by aggregating multiple CLI measurement values into one or more representative values, the UE may report to the base station the measured CLI using less overhead than if the UE reports each CLI measurement for each CLI resource individually, which may improve an available system bandwidth in a wireless communication system.
This disclosure relates generally to providing or participating in authorized shared access between two or more wireless communications systems, also referred to as wireless communications networks. In various implementations, the techniques and apparatus may be used for wireless communication networks such as code division multiple access (CDMA) networks, time division multiple access (TDMA) networks, frequency division multiple access (FDMA) networks, orthogonal FDMA (OFDMA) networks, single-carrier FDMA (SC-FDMA) networks, LTE networks, GSM networks, 5th Generation (5G) or new radio (NR) networks (sometimes referred to as “5G NR” networks, systems, or devices) , as well as other communications networks. As described herein, the terms “networks” and “systems” may be used interchangeably.
A CDMA network may implement a radio technology such as universal terrestrial radio access (UTRA) , cdma2000, and the like. UTRA includes wideband-CDMA (W-CDMA) and low chip rate (LCR) . CDMA2000 covers IS-2000, IS-95, and IS-856 standards.
A TDMA network may implement a radio technology such as Global System for Mobile Communications (GSM) . 3GPP defines standards for the GSM EDGE (enhanced data rates for GSM evolution) radio access network (RAN) , also denoted as GERAN. GERAN is the radio component of GSM or GSM EDGE, together with the network that joins the base stations (for example, the Ater and Abis interfaces, among other examples) and the base station controllers (for example, A interfaces, among other examples) . The radio access network represents a component of a GSM network, through which phone calls and packet data are routed from and to the public switched telephone network (PSTN) and Internet to and from subscriber handsets, also known as user terminals or user equipments (UEs) . A mobile phone operator's network may include one or more GERANs, which may be coupled with UTRANs in the case of a UMTS or GSM network. Additionally, an operator network may include one or more LTE networks, or one or more other networks. The various different network types may use different radio access technologies (RATs) and radio access networks (RANs) .
An OFDMA network may implement a radio technology such as evolved UTRA (E-UTRA) , IEEE 802.11, IEEE 802.16, IEEE 802.20, flash-OFDM and the like. UTRA, E-UTRA, and GSM are part of universal mobile telecommunication system (UMTS) . In particular, long term evolution (LTE) is a release of UMTS that uses E-UTRA. UTRA, E-UTRA, GSM, UMTS and LTE are described in documents provided from an organization named the “3rd Generation Partnership Project” (3GPP) , and cdma2000 is described in documents from an organization named “3rd Generation Partnership Project 2” (3GPP2) . These various radio technologies and standards are known or are being developed. For example, the 3GPP is a collaboration between groups of telecommunications associations that aims to define a globally applicable third generation (3G) mobile phone specification. 3GPP long term evolution (LTE) is a 3GPP project aimed at improving the universal mobile telecommunications system (UMTS) mobile phone standard. The 3GPP may define specifications for the next generation of mobile networks, mobile systems, and mobile devices. The present disclosure may describe certain aspects with reference to LTE, 4G, 5G, or NR technologies; however, the description is not intended to be limited to a specific technology or application, and one  or more aspects described with reference to one technology may be understood to be applicable to another technology. Indeed, one or more aspects the present disclosure are related to shared access to wireless spectrum between networks using different radio access technologies or radio air interfaces.
5G networks contemplate diverse deployments, diverse spectrum, and diverse services and devices that may be implemented using an OFDM-based unified, air interface. To achieve these goals, further enhancements to LTE and LTE-A are considered in addition to development of the new radio technology for 5G NR networks. The 5G NR will be capable of scaling to provide coverage (1) to a massive Internet of things (IoTs) with an ultra-high density (such as ~1M nodes per km2) , ultra-low complexity (such as ~10s of bits per sec) , ultra-low energy (such as ~10+ years of battery life) , and deep coverage with the capability to reach challenging locations; (2) including mission-critical control with strong security to safeguard sensitive personal, financial, or classified information, ultra-high reliability (such as ~99.9999%reliability) , ultra-low latency (such as ~ 1 millisecond (ms) ) , and users with wide ranges of mobility or lack thereof; and (3) with enhanced mobile broadband including extreme high capacity (such as ~ 10 Tbps per km2) , extreme data rates (such as multi-Gbps rate, 100+ Mbps user experienced rates) , and deep awareness with advanced discovery and optimizations.
5G NR devices, networks, and systems may be implemented to use optimized OFDM-based waveform features. These features may include scalable numerology and transmission time intervals (TTIs) ; a common, flexible framework to efficiently multiplex services and features with a dynamic, low-latency time division duplex (TDD) or frequency division duplex (FDD) design; and advanced wireless technologies, such as massive multiple input, multiple output (MIMO) , robust millimeter wave (mmWave) transmissions, advanced channel coding, and device-centric mobility. Scalability of the numerology in 5G NR, with scaling of subcarrier spacing, may efficiently address operating diverse services across diverse spectrum and diverse deployments. For example, in various outdoor and macro coverage deployments of less than 3GHz FDD or TDD implementations, subcarrier spacing may occur with 15 kHz, for example over 1, 5, 10, 20 MHz, and the like bandwidth. For other various outdoor and small cell coverage deployments of TDD greater than 3 GHz, subcarrier spacing may occur with 30 kHz over 80 or 100 MHz bandwidth. For other various indoor wideband implementations, using a TDD over the unlicensed portion of the 5 GHz band, the subcarrier spacing may occur with 60 kHz over a 160 MHz bandwidth. Finally, for various deployments transmitting  with mmWave components at a TDD of 28 GHz, subcarrier spacing may occur with 120 kHz over a 500MHz bandwidth.
The scalable numerology of 5G NR facilitates scalable TTI for diverse latency and quality of service (QoS) requirements. For example, shorter TTI may be used for low latency and high reliability, while longer TTI may be used for higher spectral efficiency. The efficient multiplexing of long and short TTIs to allow transmissions to start on symbol boundaries. 5G NR also contemplates a self-contained integrated subframe design with uplink or downlink scheduling information, data, and acknowledgement in the same subframe. The self-contained integrated subframe supports communications in unlicensed or contention-based shared spectrum, adaptive uplink or downlink that may be flexibly configured on a per-cell basis to dynamically switch between uplink and downlink to meet the current traffic needs.
For clarity, certain aspects of the apparatus and techniques may be described below with reference to example 5G NR implementations or in a 5G-centric way, and 5G terminology may be used as illustrative examples in portions of the description below; however, the description is not intended to be limited to 5G applications.
Moreover, it should be understood that, in operation, wireless communication networks adapted according to the concepts herein may operate with any combination of licensed or unlicensed spectrum depending on loading and availability. Accordingly, it will be apparent to a person having ordinary skill in the art that the systems, apparatus and methods described herein may be applied to other communications systems and applications than the particular examples provided.
Figure 1 is a block diagram illustrating details of an example wireless communication system. The wireless communication system may include wireless network 100. The wireless network 100 may, for example, include a 5G wireless network. As appreciated by those skilled in the art, components appearing in Figure 1 are likely to have related counterparts in other network arrangements including, for example, cellular-style network arrangements and non-cellular-style-network arrangements, such as device-to-device, peer-to-peer or ad hoc network arrangements, among other examples.
The wireless network 100 illustrated in Figure 1 includes a number of base stations 105 and other network entities. A base station may be a station that communicates with the UEs and may be referred to as an evolved node B (eNB) , a next generation eNB (gNB) , an access point, and the like. Each base station 105 may provide communication coverage for a particular geographic area. In 3GPP, the term “cell” can  refer to this particular geographic coverage area of a base station or a base station subsystem serving the coverage area, depending on the context in which the term is used. In implementations of the wireless network 100 herein, the base stations 105 may be associated with a same operator or different operators, such as the wireless network 100 may include a plurality of operator wireless networks. Additionally, in implementations of the wireless network 100 herein, the base stations 105 may provide wireless communications using one or more of the same frequencies, such as one or more frequency bands in licensed spectrum, unlicensed spectrum, or a combination thereof, as a neighboring cell. In some examples, an individual base station 105 or UE 115 may be operated by more than one network operating entity. In some other examples, each base station 105 and UE 115 may be operated by a single network operating entity.
A base station may provide communication coverage for a macro cell or a small cell, such as a pico cell or a femto cell, or other types of cell. A macro cell generally covers a relatively large geographic area, such as several kilometers in radius, and may allow unrestricted access by UEs with service subscriptions with the network provider. A small cell, such as a pico cell, would generally cover a relatively smaller geographic area and may allow unrestricted access by UEs with service subscriptions with the network provider. A small cell, such as a femto cell, would also generally cover a relatively small geographic area, such as a home, and, in addition to unrestricted access, may provide restricted access by UEs having an association with the femto cell, such as UEs in a closed subscriber group (CSG) , UEs for users in the home, and the like. A base station for a macro cell may be referred to as a macro base station. A base station for a small cell may be referred to as a small cell base station, a pico base station, a femto base station or a home base station. In the example shown in Figure 1,  base stations  105d and 105e are regular macro base stations, while base stations 105a–105c are macro base stations enabled with one of 3 dimension (3D) , full dimension (FD) , or massive MIMO. Base stations 105a–105c take advantage of their higher dimension MIMO capabilities to exploit 3D beamforming in both elevation and azimuth beamforming to increase coverage and capacity. Base station 105f is a small cell base station which may be a home node or portable access point. A base station may support one or multiple cells, such as two cells, three cells, four cells, and the like.
The wireless network 100 may support synchronous or asynchronous operation. For synchronous operation, the base stations may have similar frame timing, and transmissions from different base stations may be approximately aligned in time. For  asynchronous operation, the base stations may have different frame timing, and transmissions from different base stations may not be aligned in time. In some scenarios, networks may be enabled or configured to handle dynamic switching between synchronous or asynchronous operations.
The UEs 115 are dispersed throughout the wireless network 100, and each UE may be stationary or mobile. It should be appreciated that, although a mobile apparatus is commonly referred to as user equipment (UE) in standards and specifications promulgated by the 3GPP, such apparatus may additionally or otherwise be referred to by those skilled in the art as a mobile station (MS) , a subscriber station, a mobile unit, a subscriber unit, a wireless unit, a remote unit, a mobile device, a wireless device, a wireless communications device, a remote device, a mobile subscriber station, an access terminal (AT) , a mobile terminal, a wireless terminal, a remote terminal, a handset, a terminal, a user agent, a mobile client, a client, or some other suitable terminology. Within the present document, a “mobile” apparatus or UE need not necessarily have a capability to move, and may be stationary. Some non-limiting examples of a mobile apparatus, such as may include implementations of one or more of the UEs 115, include a mobile, a cellular (cell) phone, a smart phone, a session initiation protocol (SIP) phone, a wireless local loop (WLL) station, a laptop, a personal computer (PC) , a notebook, a netbook, a smart book, a tablet, and a personal digital assistant (PDA) . A mobile apparatus may additionally be an “Internet of things” (IoT) or “Internet of everything” (IoE) device such as an automotive or other transportation vehicle, a satellite radio, a global positioning system (GPS) device, a logistics controller, a drone, a multi-copter, a quad-copter, a smart energy or security device, a solar panel or solar array, municipal lighting, water, or other infrastructure; industrial automation and enterprise devices; consumer and wearable devices, such as eyewear, a wearable camera, a smart watch, a health or fitness tracker, a mammal implantable device, a gesture tracking device, a medical device, a digital audio player (such as MP3 player) , a camera or a game console, among other examples; and digital home or smart home devices such as a home audio, video, and multimedia device, an appliance, a sensor, a vending machine, intelligent lighting, a home security system, or a smart meter, among other examples. In one aspect, a UE may be a device that includes a Universal Integrated Circuit Card (UICC) . In another aspect, a UE may be a device that does not include a UICC. In some aspects, UEs that do not include UICCs may be referred to as IoE devices. The UEs 115a–115d of the implementation illustrated in Figure 1 are examples of mobile smart phone-type  devices accessing the wireless network 100. A UE may be a machine specifically configured for connected communication, including machine type communication (MTC) , enhanced MTC (eMTC) , narrowband IoT (NB-IoT) and the like. The UEs 115e–115k illustrated in Figure 1 are examples of various machines configured for communication that access 5G network 100.
A mobile apparatus, such as the UEs 115, may be able to communicate with any type of the base stations, whether macro base stations, pico base stations, femto base stations, relays, and the like. In Figure 1, a communication link (represented as a lightning bolt) indicates wireless transmissions between a UE and a serving base station, which is a base station designated to serve the UE on the downlink or uplink, or desired transmission between base stations, and backhaul transmissions between base stations. Backhaul communication between base stations of the wireless network 100 may occur using wired or wireless communication links.
In operation at the 5G network 100, the base stations 105a–105c serve the  UEs  115a and 115b using 3D beamforming and coordinated spatial techniques, such as coordinated multipoint (CoMP) or multi-connectivity. Macro base station 105d performs backhaul communications with the base stations 105a–105c, as well as small cell, the base station 105f. Macro base station 105d also transmits multicast services which are subscribed to and received by the  UEs  115c and 115d. Such multicast services may include mobile television or stream video, or may include other services for providing community information, such as weather emergencies or alerts, such as Amber alerts or gray alerts.
The wireless network 100 of implementations supports mission critical communications with ultra-reliable and redundant links for mission critical devices, such the UE 115e, which is a drone. Redundant communication links with the UE 115e include from the  macro base stations  105d and 105e, as well as small cell base station 105f. Other machine type devices, such as UE 115f (thermometer) , the UE 115g (smart meter) , and the UE 115h (wearable device) may communicate through the wireless network 100 either directly with base stations, such as the small cell base station 105f, and the macro base station 105e, or in multi-hop configurations by communicating with another user device which relays its information to the network, such as the UE 115f communicating temperature measurement information to the smart meter, the UE 115g, which is then reported to the network through the small cell base station 105f. The 5G network 100 may provide additional network efficiency through dynamic, low-latency  TDD or FDD communications, such as in a vehicle-to-vehicle (V2V) mesh network between the UEs 115i–115k communicating with the macro base station 105e.
Figure 2 is a block diagram conceptually illustrating an example design of a base station 105 and a UE 115. The base station 105 and the UE 115 may be one of the base stations and one of the UEs in Figure 1. For a restricted association scenario (as mentioned above) , the base station 105 may be the small cell base station 105f in Figure 1, and the UE 115 may be the  UE  115c or 115d operating in a service area of the base station 105f, which in order to access the small cell base station 105f, would be included in a list of accessible UEs for the small cell base station 105f. Additionally, the base station 105 may be a base station of some other type. As shown in Figure 2, the base station 105 may be equipped with antennas 234a through 234t, and the UE 115 may be equipped with antennas 252a through 252r for facilitating wireless communications.
At the base station 105, a transmit processor 220 may receive data from a data source 212 and control information from a controller 240. The control information may be for the physical broadcast channel (PBCH) , physical control format indicator channel (PCFICH) , physical hybrid-ARQ (automatic repeat request) indicator channel (PHICH) , physical downlink control channel (PDCCH) , enhanced physical downlink control channel (EPDCCH) , or MTC physical downlink control channel (MPDCCH) , among other examples. The data may be for the PDSCH, among other examples. The transmit processor 220 may process, such as encode and symbol map, the data and control information to obtain data symbols and control symbols, respectively. Additionally, the transmit processor 220 may generate reference symbols, such as for the primary synchronization signal (PSS) and secondary synchronization signal (SSS) , and cell-specific reference signal. Transmit (TX) multiple-input multiple-output (MIMO) processor 230 may perform spatial processing on the data symbols, the control symbols, or the reference symbols, if applicable, and may provide output symbol streams to modulators (MODs) 232a through 232t. For example, spatial processing performed on the data symbols, the control symbols, or the reference symbols may include precoding. Each modulator 232 may process a respective output symbol stream, such as for OFDM, among other examples, to obtain an output sample stream. Each modulator 232 may additionally or alternatively process the output sample stream to obtain a downlink signal. For example, to process the output sample stream, each modulator 232 may convert to analog, amplify, filter, and upconvert the output sample stream to obtain the downlink  signal. Downlink signals from modulators 232a through 232t may be transmitted via the antennas 234a through 234t, respectively.
At the UE 115, the antennas 252a through 252r may receive the downlink signals from the base station 105 and may provide received signals to the demodulators (DEMODs) 254a through 254r, respectively. Each demodulator 254 may condition a respective received signal to obtain input samples. For example, to condition the respective received signal, each demodulator 254 may filter, amplify, downconvert, and digitize the respective received signal to obtain the input samples. Each demodulator 254 may further process the input samples, such as for OFDM, among other examples, to obtain received symbols. MIMO detector 256 may obtain received symbols from demodulators 254a through 254r, perform MIMO detection on the received symbols if applicable, and provide detected symbols. Receive processor 258 may process the detected symbols, provide decoded data for the UE 115 to a data sink 260, and provide decoded control information to a controller 280. For example, to process the detected symbols, the receive processor 258 may demodulate, deinterleave, and decode the detected symbols.
On the uplink, at the UE 115, a transmit processor 264 may receive and process data (such as for the physical uplink shared channel (PUSCH) ) from a data source 262 and control information (such as for the physical uplink control channel (PUCCH) ) from the controller 280. Additionally, the transmit processor 264 may generate reference symbols for a reference signal. The symbols from the transmit processor 264 may be precoded by TX MIMO processor 266 if applicable, further processed by the modulators 254a through 254r (such as for SC-FDM, among other examples) , and transmitted to the base station 105. At base station 105, the uplink signals from the UE 115 may be received by antennas 234, processed by demodulators 232, detected by MIMO detector 236 if applicable, and further processed by receive processor 238 to obtain decoded data and control information sent by the UE 115. The receive processor 238 may provide the decoded data to data sink 239 and the decoded control information to the controller 240.
The  controllers  240 and 280 may direct the operation at the base station 105 and the UE 115, respectively. The controller 240 or other processors and modules at the base station 105 or the controller 280 or other processors and modules at the UE 115 may perform or direct the execution of various processes for the techniques described herein, such as to perform or direct the execution illustrated in Figures 3-7, 9-12, and 14-17, or other processes for the techniques described herein. The  memories  242 and 282 may  store data and program codes for the base station 105 and The UE 115, respectively. Scheduler 244 may schedule UEs for data transmission on the downlink or uplink.
In some cases, the UE 115 and the base station 105 may operate in a shared radio frequency spectrum band, which may include licensed or unlicensed, such as contention-based, frequency spectrum. In an unlicensed frequency portion of the shared radio frequency spectrum band, the UEs 115 or the base stations 105 may traditionally perform a medium-sensing procedure to contend for access to the frequency spectrum. For example, the UE 115 or base station 105 may perform a listen-before-talk or listen-before-transmitting (LBT) procedure such as a clear channel assessment (CCA) prior to communicating in order to determine whether the shared channel is available. A CCA may include an energy detection procedure to determine whether there are any other active transmissions. For example, a device may infer that a change in a received signal strength indicator (RSSI) of a power meter indicates that a channel is occupied. Specifically, signal power that is concentrated in a certain bandwidth and exceeds a predetermined noise floor may indicate another wireless transmitter. In some implementations, a CCA may include detection of specific sequences that indicate use of the channel. For example, another device may transmit a specific preamble prior to transmitting a data sequence. In some cases, an LBT procedure may include a wireless node adjusting its own back off window based on the amount of energy detected on a channel or the acknowledge or negative-acknowledge (ACK or NACK) feedback for its own transmitted packets as a proxy for collisions.
Figure 3 is a diagram illustrating examples of CLI. The examples of CLI are shown and described with reference to a first wireless communication system 300. The first wireless communication system 300 may include a first base station 302, a second base station 304, a first UE 306, and a second UE 308. The first base station 302 may be configured to provide a first cell “Cell 1” and the second base station 304 may be configured to provide a second cell “Cell 2. ”
If the first UE 306 is nearby to the second UE 308, the first UE 306 may cause CLI for the second UE 308 if the UEs 306-308 are assigned different uplink-downlink (UL-DL) slot formats. For example, the first UE 306 may cause CLI for the second UE 308 if a UL transmission from the first UE 306 collides with a DL transmission to the second UE 308. The CLI may occur even though the first UE 306 and the second UE 308 are within different cells. If the first UE 306 causes CLI for the second UE 308, the first  UE 306 may be referred to as an “aggressor UE” and the second UE 308 may be referred to as a “victim UE. ”
Figure 3 also shows a second wireless communication system 310. The second wireless communication system 310 may include a base station 312, a first UE 314, and a second UE 316. The base station 312 may be configured to provide a cell “Cell 1. ” When the first UE 314 is nearby to the second UE 316 within the cell, the first UE 314 may cause CLI for the second UE 316 if the UEs are assigned different UL-DL slot formats. In such examples, the first UE 314 may be referred to as an aggressor UE, and the second UE 316 may be referred to as a victim UE.
Figure 3 also shows illustrative slot formats 320 associated with occurrence of CLI. The slot formats 320 include a first slot format 322 associated with a first UE, such as the first UE 306 or the first UE 314, and a second slot format 324 associated with a second UE, such as the second UE 308 or the second UE 316. The first slot format 322 may be different than the second slot format 324. For example, one or more slots of the first slot format 322 associated with a set of time slots may be scheduled for UL transmission, while one or more slots of the second slot format 324 associated with the same set of time slots may be scheduled for DL reception. To illustrate, the ninth and tenth slots of the first slot format 322 may be scheduled for UL transmission and the ninth and tenth slots of the second slot format 324 may be scheduled for DL reception. Due to the scheduling, an UL symbol from the first UE may collide with a DL symbol to the second UE, causing CLI for the second UE. The CLI may be caused by any type of UL transmission from the first UE, such as a physical uplink control channel (PUCCH) transmission, a physical uplink shared channel (PUSCH) transmission, a random access channel (RACH) transmission, or a SRS transmission.
To enable measurement of the CLI, the victim UE, such as the second UE 308 or the second UE 316, receives a CLI resource configuration from the network. The victim UE may then perform a CLI measurement using the configured CLI resource and may transmit a CLI measurement report to the network based on the CLI measurement. Because the network configures the CLI resource, the victim UE does not need to know the time domain UL/DL configuration (the slot format) or the SRS transmission configuration of the aggressor UE. The network may receive the CLI measurement report and perform one or more operations, such as changing the slot format or the SRS transmission configuration of the aggressor UE, to reduce the CLI measured at the victim UE.
The present disclosure provides systems, apparatus, methods, and computer-readable media for supporting multiple CLI measurements on multiple CLI resources or multiple non-consecutive RBs of a CLI resource. To illustrate, in some implementations, a UE may receive a message from a base station, the message including a CLI resource configuration indicating a CLI resource configured for the UE. To enable measurements on multiple RBs associated with the CLI resource, the CLI resource may be a CLI-RSSI resource. In some implementations, the message includes a bitmap, or other indicator, that indicates at least two non-consecutive RBs associated with the CLI resource or at least two non-consecutive groups of RBs associated with the CLI resource. The UE may perform at least one respective CLI measurement on each of the at least two non-consecutive RBs or the at least two non-consecutive groups of RBs. The UE may then transmit, to the base station, a CLI measurement report based on the multiple CLI measurements.
In some other implementations, the UE may receive a message from the base station, the message including a CLI resource configuration indicating multiple CLI resources configured for the UE. The multiple CLI resources may include a set of CLI resources having the same resource type, such as multiple SRS-RSRP resources or multiple CLI-RSSI resources. The UE may perform at least one CLI measurement on each of the CLI resources to determine multiple CLI measurement values including one or more respective measurement values for each of the CLI resources. In some implementations, the UE may aggregate, combine, or otherwise operate on the multiple CLI measurement values to generate one or more representative values, such as an accumulated value, an average value, or a maximum value, as non-limiting examples. The UE may then transmit, to the base station, a CLI measurement report based on the CLI measurement values.
In some other implementations, the UE may receive, from the base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The UE may periodically perform one or more CLI measurements on the CLI resource and may transmit, to the base station, a CLI measurement report based on the one or more CLI measurements. Alternatively, the UE may receive, from the base station, a message include a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The UE may perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports and  may transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
Particular implementations of the subject matter described in this disclosure can be implemented to realize one or more of the following potential advantages. In some aspects, the present disclosure provides techniques for supporting multiple CLI measurements on a single CLI resource or on multiple CLI resources. For example, a UE may perform CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs, of a CLI resource. As another example, the UE may perform CLI measurements on multiple CLI resources. Performing multiple CLI measurements on a single CLI resource, or on multiple CLI resources, may enable the UE to better detect CLI from an aggressor UE, for example, in scenarios in which a single CLI resource may not be strong enough to trigger CLI measurements and reporting. Additionally, by aggregating multiple CLI measurement values into one or more representative values, the UE may report to the base station the measured CLI using less overhead than if the UE reports each CLI measurement for each CLI resource individually, which may improve an available system bandwidth in a wireless communication system.
Figure 4 is a block diagram of an example wireless communications system 400 that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects. In some examples, the wireless communications system 400 may implement aspects of the wireless network 100. The wireless communications system 400 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are illustrated, in some other implementations, the wireless communications system 400 may generally include multiple UEs 115, and may include more than one base station 105.
The UE 115 can include a variety of components (such as structural, hardware components) used for carrying out one or more functions described herein. For example, these components can include one or more processors 402 (hereinafter referred to collectively as “the processor 402” ) , one or more memory devices 404 (hereinafter referred to collectively as “the memory 404” ) , one or more transmitters 416 (hereinafter referred to collectively as “the transmitter 416” ) , and one or more receivers 418 (hereinafter referred to collectively as “the receiver 418” ) . The processor 402 may be configured to execute instructions stored in the memory 404 to perform the operations described herein. In some implementations, the processor 402 includes or corresponds to  one or more of the receive processor 258, the transmit processor 264, and the controller 280, and the memory 404 includes or corresponds to the memory 282.
In some implementations, the memory 404 is configured to store CLI measurement values 406, an accumulation value 408, an average value 410, a maximum value 412, or a combination thereof. The UE 115 may generate the CLI measurement values 406 by performing CLI measurements on one or more CLI resources, as further described herein. The accumulation value 408 may be an accumulation or sum of one or more of the CLI measurement values 406. The average value 410 may be an arithmetic or geometric average of one or more of the CLI measurement values 406. The maximum value 412 may be a largest value of one or more of the CLI measurement values 406.
The transmitter 416 is configured to transmit reference signals, control information and data to one or more other devices, and the receiver 418 is configured to receive references signals, synchronization signals, control information and data from one or more other devices. For example, the transmitter 416 may transmit signaling, control information and data to, and the receiver 418 may receive signaling, control information and data from, the base station 105. In some implementations, the transmitter 416 and the receiver 418 may be integrated in one or more transceivers. Additionally or alternatively, the transmitter 416 or the receiver 418 may include or correspond to one or more components of the UE 115 described with reference to Figure 2.
The base station 105 can include a variety of components (such as structural, hardware components) used for carrying out one or more functions described herein. For example, these components can include one or more processors 452 (hereinafter referred to collectively as “the processor 452” ) , one or more memory devices 454 (hereinafter referred to collectively as “the memory 454” ) , one or more transmitters 456 (hereinafter referred to collectively as “the transmitter 456” ) , and one or more receivers 458 (hereinafter referred to collectively as “the receiver 458” ) . The processor 452 may be configured to execute instructions stored in the memory 454 to perform the operations described herein. In some implementations, the processor 452 includes or corresponds to one or more of the receive processor 238, the transmit processor 220, and the controller 240, and the memory 454 includes or corresponds to the memory 242.
The transmitter 456 is configured to transmit reference signals, synchronization signals, control information and data to one or more other devices, and the receiver 458 is configured to receive reference signals, control information and data from one or more other devices. For example, the transmitter 456 may transmit signaling, control  information and data to, and the receiver 458 may receive signaling, control information and data from, the UE 115. In some implementations, the transmitter 456 and the receiver 458 may be integrated in one or more transceivers. Additionally or alternatively, the transmitter 456 or the receiver 458 may include or correspond to one or more components of base station 105 described with reference to Figure 2.
In some implementations, the wireless communications system 400 implements a 5G New Radio (NR) network. For example, the wireless communications system 400 may include multiple 5G-capable UEs 115 and multiple 5G-capable base stations 105, such as UEs and base stations configured to operate in accordance with a 5G NR network protocol such as that defined by the 3GPP.
During operation of the wireless communications system 400, the UE 115 may determine that a DL signal from the base station 105 is received with interference. For example, the UE 115 may measure or determine a signal strength of the received signal, a signal-to-noise ratio (SNR) associated with the received signal, a signal-to-noise-plus-interference ratio (SINR) associated with the received signal, or some other indication of the signal strength. Based on the measurements, the UE 115 may transmit a message to the base station 105 indicating the presence of interference, and that the UE 115 is configured to perform CLI measurements. Alternatively, the UE 115 may be assigned a CLI resource and may perform a CLI measurement and transmit a CLI measurement report to the base station 105.
The base station 105 may select a CLI resource based on receiving the message from the UE 115 indicating the interference and the CLI measuring capability, or the CLI measurement report. For example, the base station 105 may select a CLI resource that most closely matches the interference experienced by the UE 115. To further illustrate, the CLI resource may be associated with a periodicity, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, and a type, that are the same, or close to, a periodicity, one or more timeslots, one or more frequency RBs, or one or more OFDM symbols associated with the interference. As used herein, a CLI resource may be one of multiple different types of measurement resources, such as a CLI-RSSI resource or a SRS-RSRP resource, as non-limiting examples. A CLI-RSSI resource may be used to measure a received signal strength indicative of CLI, and a SRS-RSRP resource may be used to measure a received power of a sounding reference signal that is indicative of CLI. The base station 105 may select the CLI resource based on information determined by or provided to the base station 105, such as historical interference information or historical  CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof. As one example, the base station 105 may identify a neighbor UE to the UE 115 and, based on a slot format assigned to the neighbor UE and a slot format assigned to the UE 115, the base station 105 may determine timing or frequency information associated with CLI at the UE 115 that is likely caused by the neighbor UE.
After selecting a CLI resource, the base station 105 may generate a message 470 that includes a CLI resource configuration 472. The CLI resource configuration 472 indicates the selected CLI that is configured for the UE 115. For example, the CLI resource configuration 472 may indicate a type, a periodicity, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, or a combination thereof, associated with the selected CLI resource. In some implementations, to support CLI measurements of non-consecutive RBs, the CLI resource may be a CLI-RSSI resource and not a SRS-RSRP resource.
In some implementations, the message 470 also includes a bitmap 474. The bitmap 474 may indicate multiple non-consecutive RBs 476 associated with the CLI resource that are to be measured by the UE 115. For example, each bit of the bitmap 474 may indicate whether a respective RB of a range of RBs is configured for the UE 115. Alternatively, the bitmap 474 may indicate multiple non-consecutive groups of RBs 478 associated with the CLI resource that are to be measured by the UE 115. For example, each bit of the bitmap 474 may indicate whether a respective group of RBs, such as two or more consecutive RBs, of a range of RBs is configured for the UE 115. The groups of RBs may be any size, such as two RBs, three RBs, five RBs, ten RBs, or 50 RBs, as non-limiting examples. Although described as the bitmap 474, in other implementations, the message 470 may include a different type of indicator, such as a list, a string, or a hash, as non-limiting examples. The non-consecutive RBs 476, or the non-consecutive groups of RBs 478, may correspond to RBs associated with predicted CLI experienced at the UE 115, as determined by the base station 105. Although described as indicating non-consecutive RBs, or non-consecutive groups of RBs, of a single CLI-RSSI resource, in other implementations, the CLI resource configuration 472 may indicate multiple CLI resources used to measure CLI from multiple aggressor UEs, and the bitmap 474 may indicate non-consecutive RBs, or non-consecutive groups of RBs, of multiple CLI  resources, because the CLI from the multiple aggressor UEs may not be consecutive in frequency.
The base station 105 transmits the message 470 to the UE 115. The UE 115 may perform multiple CLI measurements on the CLI resource indicated by the CLI resource configuration 472 based on the message 470. For example, the UE 115 may perform at least one respective CLI measurement on at least two non-consecutive RBs associated with the CLI resource or on at least two non-consecutive groups of RBs associated with the CLI resource based on the message 470. To illustrate, the UE 115 may perform at least one respective CLI measurement on each RB of the non-consecutive RBs 476 if the bitmap 474 indicates the non-consecutive RBs 476. Alternatively, the UE 115 may perform at least one respective CLI measurement on each group of RBs of the non-consecutive groups of RBs 478 if the bitmap 474 indicates the non-consecutive groups of RBs 478. The UE 115 may perform the CLI measurements on the non-consecutive RBs 476, or the non-consecutive groups of RBs 478, to generate the CLI measurement values 406. Because the CLI resource is a CLI-RSSI resource, the CLI measurement values 406 may include or correspond to RSSIs or received signal strength values.
After performing the CLI measurements, the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 480 based on the CLI measurements. As shown in Figure 4, the CLI measurement report 480 may include or indicate the CLI measurement values 406, the accumulation value 408, the average value 410, the maximum value 412, or a combination thereof. For example, the CLI measurement report 480 may indicate each measurement value of the CLI measurement values 406. In some other implementations, to reduce a size of the CLI measurement report 480, and thereby reduce overhead in the wireless communications system 400, the CLI measurement report 480 may indicate one or more computed values based on the CLI measurement values 406, such that the number of computed values included in the CLI measurement report 480 is less than the number of the CLI measurement values 406. For example, the UE 115 may perform accumulation or summation based on the CLI measurement values 406 to generate the accumulation value 408, and the accumulation value 408 may be included in the CLI measurement report 480. As another example, the UE 115 may average the CLI measurement values 406 to generate the average value 410, and the average value 410 may be included in the CLI measurement report 480. As yet another example, the UE 115 may determine a largest value of the CLI measurement  values 406 to generate the maximum value 412, and the maximum value 412 may be included in the CLI measurement report 480.
The base station 105 may receive the CLI measurement report 480 from the UE 115 and perform one or more operations to reduce CLI at the UE 115 from aggressor UEs. For example, the base station 105 may modify a slot format assigned to the UE 115 or to the aggressor UEs such that UL transmissions from the aggressor UEs do not overlap in time or frequency with DL transmissions to the UE 115. Additionally or alternatively, if the base station 105 determines, based on the CLI measurement report 480, that CLI is likely occurring only for a subset of the RBs, or the groups of RBs, indicated by the bitmap 474, the base station 105 may refine the bitmap 474 to indicate fewer RBs or groups of RBs. The base station 105 may then transmit the refined bitmap in addition to another CLI resource configuration to the UE 115 to enable more focused CLI measurements by the UE 115.
As described with reference to Figure 4, the present disclosure provides techniques for enabling the UE 115 to perform CLI measurement on non-consecutive RBs, or non-consecutive groups of RBs, associated with one or more CLI resources. Performing the CLI measurements on non-consecutive RBs, or non-consecutive groups of RBs, enables the UE 115 to perform CLI measurements that are not consecutive in frequency, which enables the UE 115 to measure CLI from multiple aggressor UEs having transmissions that are not consecutive in frequency, as compared to conventional UEs that perform CLI measurements for a set of consecutive RBs of a single CLI resource. Additionally, the CLI measurement report 480 may have a smaller size than conventional CLI measurement reports because the CLI measurement report 480 only includes the accumulation value 408, the average value 410, the maximum value 412, or a combination thereof. Reducing the size of the CLI measurement report 480 may reduce overhead and increase an available system bandwidth of the wireless communications system 400.
Figure 5 is a block diagram of an example wireless communications system 500 that supports performing multiple CLI measurements on multiple CLI resources according to some aspects. The wireless communications system 500 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are illustrated, in some other implementations, the wireless communications system 500 may generally include multiple UEs 115, and may include more than one base station 105.
The UE 115 includes the processor 402, the memory 404, the transmitter 416, and the receiver 418, and the base station 105 includes the processor 452, the memory 454, the transmitter 456, and the receiver 458, as described with reference to Figure 4. As one difference from Figure 4, in Figure 5, the memory 404 may be configured to store multiple CLI measurement values 506, an accumulation value 508, an average value 510, a maximum value 512, a threshold 514, or a combination thereof. The UE 115 may generate the CLI measurement values 506 by performing CLI measurements on multiple CLI resources configured for the UE 115. The accumulation value 508 may be an accumulation or sum of one or more of the CLI measurement values 506. The average value 510 may be an arithmetic or geometric average of one or more of the CLI measurement values 506. The maximum value 512 may be a largest value of one or more of the CLI measurement values 506. In some implementations, the threshold 514 is used to select CLI measurement values for CLI measurement reporting.
During operation of the wireless communications system 500, the base station 105 may select multiple CLI resources for configuring for the UE 115. The base station 105 may select the multiple CLI resources based on receiving an indication of CLI or a previous CLI measurement report from the UE 115 and based on information generated by or received by the base station 105, such as historical interference information or historical CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof, as described with reference to Figure 4. In some implementations, the base station 105 may select multiple CLI resources based on a determination that multiple aggressor UEs are causing CLI at the UE 115.
After selecting the multiple CLI resources, the base station 105 may generate a message 570 that includes CLI resource configuration 572. The CLI resource configuration 572 may indicate the multiple selected CLI resources configured for the UE 115. For example, the CLI resource configuration 572 may indicate types, periodicities, timeslots, frequency RBs, OFDM symbols, or a combination thereof, associated with the selected multiple CLI resources. Each of the multiple CLI resources may have the same type, and the type may be selected from one or more CLI resource types, such as CLI-RSSI resources or SRS-RSRP resources.
In some implementations, the message 570 also indicates a time domain measurement pattern 574 associated with the CLI resources. The time domain  measurement pattern 574 may indicate a measurement occasion and timing of CLI measurements to be performed by the UE 115, with reference to time slots associated with the CLI resources. In some implementations, the time domain measurement pattern 574 is indicated using a bitmap, a string, a hash, or another indicator.
In some other implementations, the message 570 also includes a reference resource indicator 576. The reference resource indicator 576 may indicate a reference signal, and the UE 115 may determine a measurement occasion and timing of CLI measurements to be performed, based on a measurement occasion of and timing of the reference signal. For example, the reference signal may be a SRS, and the measurement occasion may correspond to slots (or portions thereof) during which the SRS is transmitted.
The base station 105 transmits the message 570 to the UE 115. The UE 115 may perform one or more CLI measurements on each of the CLI resources based on the message 570. For example, the UE 115 may perform at least one CLI measurement on each CLI resource indicated by the CLI resource configuration 572. Performing the CLI measurements on the CLI resources generates the CLI measurement values 506 including one or more respective measurement values for each of the CLI resources indicated by the CLI resource configuration 572. In some implementations, the CLI resources include multiple SRS-RSRP resources, and the UE 115 performs at least one SRS-RSRP measurements on each of the SRS-RSRP resources. In some other implementations, the CLI resources include multiple CLI-RSSI resources, and the UE 115 performs at least one CLI-RSSI measurements on each of the CLI-RSSI resources. Although the CLI resources are described as including the same type of CLI resources, in other implementations, the CLI resources may include different types of CLI resources. In such implementations, the UE 115 is configured to measure and to aggregate or combine measurement values associated with a single CLI resource type when reporting the CLI measurements to the base station 105.
In some implementations, the UE 115 performs multiple CLI measurements on the CLI resources in accordance with the time domain measurement pattern 574. For example, the UE 115 may perform CLI measurements on the CLI resources during one or more measurement occasions, such as one or more slots (or portions thereof) , if the message 570 indicates the time domain measurement pattern 574. In some other implementations, the UE 115 performs multiple CLI measurements on the CLI resources during a measurement occasion associated with a reference signal. For example, the UE  115 may perform CLI measurements on the CLI resources during the measurement occasion, such as one or more slots (or portions thereof) , associated with the reference signal if the message 570 includes the reference resource indicator 576.
Examples of CLI measurement patterns will now be described. Figure 6 is a diagram illustrating examples of CLI measurement patterns 600 according to some aspects. CLI measurement patterns 600 include a first slot format 602 and a second slot format 610. The slot formats 602 and 610 may indicate, to a victim UE, timing of CLI measurements to be performed by the victim UE on CLI resources.
The first slot format 602 includes or corresponds to a time domain measurement pattern, such as the time domain measurement pattern 574 of Figure 5. As shown in Figure 6, the first slot format 602 includes eight slots, although in other implementations, the first slot format 602 may include fewer than eight or more than eight slots. The slots may correspond to a measurement occasion for performance of CLI measurements on one or more CLI resources. The first slot format 602 also includes multiple timing indicators, such as an illustrative timing indicator 604. The timing indicators indicate timing of CLI measurement operations to be performed by the victim UE. For example, based on the timing indicators shown in Figure 6, CLI measurements are configured for performance during a first slot, a third slot, a fifth slot, and a seventh slot of the first slot format 602.
The second slot format 610 includes or corresponds to a time domain measurement pattern based on a reference signal, such as a reference signal indicated by the reference resource indicator 576 of Figure 5. As shown in Figure 6, the second slot format 610 includes nine slots, although in other implementations, the second slot format 610 may include fewer than nine or more than nine slots. The slots may be reserved for DL or UL communications. For example, the slots of the second slot format 610 are reserved for two DL communications followed by an UL communication in a repeating pattern. The second slot format 610 also includes multiple timing indicators, such as an illustrative timing indicator 612. The timing indicators indicate timing of a reference signal indicated by a base station. The reference signal may be a SRS, or another type of reference signal. The timing indicators also correspond to timing of CLI measurement operations to be performed by the victim UE. For example, based on the timing indicators shown in Figure 6, CLI measurements are configured for performance during a third slot, a sixth slot, and a ninth slot of the second slot format 610.
Returning to the wireless communications system 500 described with reference to Figure 5, the UE 115 may generate the CLI measurement values 506 based on one or  more indications from the base station 105. For example, the UE 115 may generate the CLI measurement values 506 by performing CLI measurements on the CLI resources only at particular times, such as those indicated by the time domain measurement pattern 574 or those determined based on the reference resource indicator 576. In some other implementations, the UE 115 may perform CLI measurements for all CLI resources associated with a measurement occasion to generate the CLI measurement values 506. The UE 115 may then reduce the number of the CLI measurement values 506 by discarding one or more measurement values based on one or more criterions. For example, the UE 115 may identify a set of strongest measurement values of the CLI measurement values 506, and the remainder of the CLI measurement values 506 may be discarded. As another example, the UE 115 may identify measurement values of the CLI measurement values 506 that satisfy the threshold 514, and the remainder of the CLI measurement values 506 may be discarded. As yet another example, the UE 115 may identify a set of strongest measurement values of the CLI measurement values 506 that satisfy the threshold 514, and the remainder of the CLI measurement values 506 may be discarded.
After performing the CLI measurements, the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 580 based on the CLI measurements. As shown in Figure 5, the CLI measurement report 580 may include or indicate the CLI measurement values 506, the accumulation value 508, the average value 510, the maximum value 512, or a combination thereof. For example, the CLI measurement report 580 may indicate each measurement value of the CLI measurement values 506. In some implementations, the number of the CLI measurement values 506 may be reduced compared to CLI measurement reports generated by other UEs, because the CLI measurement values 506 may include only measurement values that correspond to particular timings of CLI measurements, or that have been reduced in quantity based on one or more criterions.
In some other implementations, to further reduce a size of the CLI measurement report 580, and thereby reduce overhead in the wireless communications system 500, the CLI measurement report 580 may indicate one or more computed values based on the CLI measurement values 506, such that the number of computed values included in the CLI measurement report 580 is less than the number of the CLI measurement values 506. For example, the UE 115 may perform accumulation or summation based on the CLI measurement values 506 to generate the accumulation value 508, and the accumulation  value 508 may be included in the CLI measurement report 580. As another example, the UE 115 may average the CLI measurement values 506 to generate the average value 510, and the average value 510 may be included in the CLI measurement report 580. As yet another example, the UE 115 may determine a largest value of the CLI measurement values 506 to generate the maximum value 512, and the maximum value 512 may be included in the CLI measurement report 580. Additionally or alternatively, the CLI measurement report 580 may indicate CLI resource indices 516. The CLI resource indices 516 may include a respective CLI resource index associated with the CLI resource measured by the UE 115 to generate each CLI measurement value.
The base station 105 may receive the CLI measurement report 580 and may perform one or more operations to reduce the CLI experienced by the UE 115 based on the CLI measurement report 580. For example, the base station 105 may adjust a slot configuration assigned to the UE 115 or to one or more other UEs, as a non-limiting example.
As described with reference to Figure 5, the present disclosure provides techniques for enabling the UE 115 to perform CLI measurements on multiple CLI resources. Performing the CLI measurements on multiple CLI resources enables the UE 115 to perform CLI measurements to measure CLI from multiple aggressor UEs having transmissions that are not associated with the same CLI resource, as compared to conventional UEs that perform CLI measurements for a single CLI resource. Additionally, the CLI measurement report 580 may have a smaller size than conventional CLI measurement reports because the CLI measurement report 580 may include fewer values as compared to conventional CLI measurement reports. In some other implementations, the CLI measurement report 580 only includes the accumulation value 508, the average value 510, the maximum value 512, or a combination thereof, which reduces the size of the CLI measurement report compared to conventional CLI measurement reports. Reducing the size of the CLI measurement report 580 may reduce overhead and increase an available system bandwidth of the wireless communications system 500.
Figure 7 is a block diagram of an example wireless communications system 700 that supports performing periodic CLI measurements or CLI measurements via multiple ports according to some aspects. The wireless communications system 700 includes the UE 115 and the base station 105. Although one UE 115 and one base station 105 are  illustrated, in some other implementations, the wireless communications system 700 may generally include multiple UEs 115, and may include more than one base station 105.
The UE 115 includes the processor 402, the memory 404, the transmitter 416, and the receiver 418, and the base station 105 includes the processor 452, the memory 454, the transmitter 456, and the receiver 458, as described with reference to Figure 4. As one difference from Figure 4, in Figure 7, the memory 404 may be configured to store multiple CLI measurement values 706. The UE 115 may generate the CLI measurement values 706 by periodically performing CLI measurements on a CLI resource configured for the UE 115 or performing CLI measurements on the CLI resource via multiple ports.
During operation of the wireless communications system 700, the base station 105 may select a CLI resource for configuring for the UE 115. The base station 105 may select the CLI resource based on receiving an indication of CLI or a previous CLI measurement report from the UE 115 and based on information generated by or received by the base station 105, such as historical interference information or historical CLI measurement reports received from the UE 115, position data associated with other UEs served by the base station 105, slot formats assigned to the UE 115 and to the other UEs, other information, or a combination thereof, as described with reference to Figure 4. In some implementations, the base station 105 may determine that periodic measurements are to be configured for the CLI resource. For example, the base station 105 may determine that the CLI experienced by the UE 115 likely occurs periodically.
After selecting the CLI resource, the base station 105 may generate a message 770 that includes CLI resource configuration 772. The CLI resource configuration 772 may indicate the selected CLI resource configured for the UE 115. For example, the CLI resource configuration 772 may indicate a type, one or more timeslots, one or more frequency RBs, one or more OFDM symbols, or a combination thereof, associated with the selected CLI resource. The type may be selected from one or more CLI resource types, such as CLI-RSSI resources or SRS-RSRP resources. Additionally, the CLI resource configuration 772 may include a periodic indicator 774 that indicates to the UE 115 whether periodic measurements are configured for the CLI resource by the UE 115. In some implementations, the periodic indicator 774 may include or correspond to a single bit or a flag. For example, the periodic indicator 774 may have one of two values. A first value of the periodic indicator 774 may indicate that the UE 115 is to perform periodic CLI measurements on the CLI resource indicated by the CLI resource configuration 772, and a second value of the periodic indicator 774 may indicate that the  UE 115 is not to perform periodic CLI measurements on the CLI resource. In some implementations, the message 770 also indicates a periodicity 778 for the CLI measurements. For example, the periodicity 778 may indicate a time period between periodic CLI measurements to be performed on the CLI resource by the UE 115.
The base station 105 transmits the message 770 to the UE 115. The UE 115 may periodically perform one or more CLI measurements on the CLI resource based on the message 770. For example, the UE 115 may perform one or more CLI measurements on the CLI resource indicated by the CLI resource configuration 772 based on the periodicity 778. Performing the CLI measurements on the CLI resource generates the CLI measurement values 706. In some implementations, the CLI resource includes a SRS-RSRP resource, and the UE 115 performs one or more SRS-RSRP measurements on the SRS-RSRP resource. In some other implementations, the CLI resource includes a CLI-RSSI resource, and the UE 115 performs one or more CLI-RSSI measurements on the CLI-RSSI resource.
In some other implementations, the base station 105 may select a SRS-RSRP resource associated with multiple ports for configuration to the UE 115. For example, the base station 105 may determine that performing CLI measurements via the multiple ports may enable the UE 115 to better determine the CLI caused by a single other UE (an aggressor UE) . In such implementations, the CLI resource configuration 772 indicates the SRS-RSRP resource. Additionally, the CLI resource configuration 772 may include a ports indicator 776 that indicates multiple ports associated with the SRS-RSRP resource.
In some such implementations, the UE 115 may receive the message 770 and perform one or more SRS-RSRP measurements based on the message 770. For example, the UE 115 may perform one or more SRS-RSRP measurements on the SRS-RSRP resource indicated by the CLI resource configuration 772 via each of the multiple ports indicated by the ports indicator 776. Performing the one or more SRS-RSRP measurements via the multiple ports generates the CLI measurement values 706.
After performing the CLI measurements, the UE 115 may generate and transmit, to the base station 105, a CLI measurement report 780 based on the CLI measurements. As shown in Figure 7, the CLI measurement report 780 may include or indicate the CLI measurement values 706. For example, the CLI measurement report 780 may include each periodically measured CLI measurement value or CLI measurement values associated with each port associated with the CLI resource. In some implementations, instead of or in addition to the CLI measurement values 706, the CLI measurement report  780 may include an accumulation value based on the CLI measurement values 706, an average value based on the CLI measurement values 706, a maximum value based on the CLI measurement values 706, or a combination thereof.
The base station 105 may receive the CLI measurement report 780 and may perform one or more operations to reduce the CLI experienced by the UE 115 based on the CLI measurement report 780. For example, the base station 105 may adjust a slot configuration assigned to the UE 115 or to one or more other UEs, as a non-limiting example.
As described with reference to Figure 7, the present disclosure provides techniques for enabling periodic CLI measurement using a CLI resource or CLI measurements via multiple ports associated with the CLI resource. Performing periodic CLI measurements, or CLI measurements via multiple ports, may enable the UE 115 to determine more representative CLI measurement values than performing a single CLI measurement on the CLI resource.
Figure 8 is a block diagram of an example UE 800 that supports performing CLI measurements on CLI resources according to some aspects. The UE 800 may be configured to perform operations, including the blocks of the processes 800-1100 described with reference to Figures 8-11, to perform CLI measurements on CLI resources. In some implementations, the UE 800 includes the structure, hardware, and components shown and described with reference to the UE 115 of Figures 2, 4, 5, or 7. For example, the UE 800 includes the controller 280, which operates to execute logic or computer instructions stored in the memory 282, as well as controlling the components of the UE 800 that provide the features and functionality of the UE 800. The UE 800, under control of the controller 280, transmits and receives signals via wireless radios 801a-r and the antennas 252a-r. The wireless radios 801a-r include various components and hardware, as illustrated in Figure 2 for the UE 115, including the modulator and demodulators 254a-r, the MIMO detector 256, the receive processor 258, the transmit processor 264, and the TX MIMO processor 266.
As shown, the memory 282 may include receive logic 802, CLI measurer 803, and transmit logic 804. The receive logic 802 may be configured to receive messages from a base station, such as messages including CLI resource configurations. The CLI measurer 803 may be configured to perform one or more CLI measurements based on configured CLI resources. The transmit logic 804 may be configured to initiate transmission of messages to the base station, such as CLI measurement reports. The UE 800 may receive  signals from or transmit signals to one or more network entities, such as the base station 105 of Figures 1, 2, 4, 5, or 7 or a base station as illustrated in Figure 13.
Figure 9 is a flow diagram illustrating a process 900 that supports performing CLI measurements on non-consecutive RBs of a CLI resource according to some aspects. Operations of the process 900 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8. For example, example operations (also referred to as “blocks” ) of the process 900 may enable the UE 800 to perform CLI measurements on non-consecutive RBs of a CLI resource.
In block 902, the UE 800 receives, from a base station, a message including a CLI resource configuration indicating a CLI resource configured for the UE 800. To illustrate, the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282. The execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration indicating a CLI resource configured for the UE 800.
In block 904, the UE 800 performs multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration. To illustrate, the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282. The execution environment of the CLI measurer 803 provides the functionality to perform at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource.
In block 906, the UE 800 transmits, to the base station, a CLI measurement report based on the multiple CLI measurements. To illustrate, the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282. The execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the multiple CLI measurements.
In some implementations, the CLI resource includes a CLI-RSSI resource. In some such implementations, the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource. The plurality of non-consecutive RBs includes the at least two non-consecutive RBs. Performing the multiple CLI measurements may include performing a respective CLI-RSSI measurement on each  RB of the plurality of non-consecutive RBs. In some other implementations, the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource. The plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs. Performing the multiple CLI measurements may include performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
In some implementations, performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates the multiple CLI measurement values. Additionally or alternatively, performing the multiple CLI measurements may generate multiple CLI measurement values, and the CLI measurement report may indicate an average of the multiple CLI measurement values. Additionally or alternatively, performing the multiple CLI measurements may generate multiple CLI measurement values, and the CLI measurement report may indicate a maximum of the multiple CLI measurement values.
Figure 10 is a flow diagram illustrating a process 1000 that supports performing multiple CLI measurements on multiple CLI resources according to some aspects. Operations of the process 1000 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8. For example, example operations of the process 1000 may enable the UE 800 to perform multiple CLI measurements on multiple CLI resources.
In block 1002, the UE 800 receives, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE 800. To illustrate, the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282. The execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration indicating multiple CLI resources configured for the UE 800.
In block 1004, the UE 800 performs at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. To illustrate, the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282. The execution environment of the CLI measurer 803 provides the functionality to perform at least one CLI measurement on each of the multiple CLI resources to determine multiple  measurement values including one or more respective measurement values for each of the CLI resources based on the CLI resource configuration.
In block 1006, the UE 800 transmits, to the base station, a CLI measurement report based on the plurality of measurement values. To illustrate, the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282. The execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the measurement values.
In some implementations, the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources. In implementations in which the plurality of CLI resources include the plurality of SRS-RSRP resources, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources. In implementations in which the plurality of CLI resources include the plurality of CLI-RSSI resources, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
In some implementations, the message indicates a time domain measurement pattern associated with the plurality of CLI resources. In some such implementations, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern. In some other implementations, the message indicates a reference resource configured for the UE. In some such implementations, the process 1000 further includes determining a measurement occasion based on the reference resource. Performing the at least one CLI measurement on each of the plurality of CLI resources may include performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
In some implementations, determining the process 1000 further includes accumulating the plurality of measurement values to generate an accumulated value, and the CLI measurement report indicates the accumulated value. Additionally or alternatively, the process 1000 may also include determining an average value of the plurality of measurement values. The CLI measurement report may indicate the average value. Additionally or alternatively, the process 1000 may further include determining a maximum value of the plurality of measurement values. The CLI measurement report may indicate the maximum value.
In some implementations, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion. In such implementations, the process 1000 further includes identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion. The CLI measurement report may include the identified set of strongest measurement values.
In some implementations, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion. In such implementations, the process 1000 further includes identifying measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold. The CLI measurement report may include the identified measurement values that satisfy the measurement threshold.
In some implementations, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion. In such implementations, the process 1000 further includes identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold. The CLI measurement report may include the identified set of strongest measurement values that satisfy the measurement threshold.
In some implementations, the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values. Additionally or alternatively, the CLI measurement report may indicate each of the plurality of measurement values.
Figure 11 is a flow diagram illustrating a process 1100 that supports performing periodic CLI measurements on a CLI resource according to some aspects. Operations of the process 1100 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8. For example, example operations of the process 1100 may enable the UE 800 to perform periodic CLI measurements on a CLI resource.
In block 1102, the UE 800 receives, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. To illustrate, the UE 800 may execute, under control of the controller 280, the receive logic 802 stored in the memory 282. The execution environment of the receive logic 802 provides the functionality to receive a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource.
In block 1104, the UE 800 periodically performs one or more CLI measurements on the CLI resource based on the CLI resource configuration. To illustrate, the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282. The execution environment of the CLI measurer 803 provides the functionality to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration.
In block 1106, the UE 800 transmits, to the base station, a CLI measurement report based on the one or more CLI measurements. To illustrate, the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282. The execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the one or more CLI measurements.
In some implementations, the message indicates a periodicity for the one or more CLI measurements. Additionally or alternatively, the CLI resource may include a SRS-RSRP resource, and performing the one or more CLI measurements may include performing one or more SRS-RSRP measurements on the SRS-RSRP resource. Alternatively, the CLI resource may include a CLI-RSSI resource, and performing the one or more CLI measurements may include performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
Figure 12 is a flow diagram illustrating a process 1200 that supports performing CLI measurements via multiple ports according to some aspects. Operations of the process 1200 may be performed by a UE, such as the UE 115 described above with reference to Figures 1, 2, 4, 5, and 7, or the UE 800 described above with reference to Figure 8. For example, example operations of the process 900 may enable the UE 800 to perform CLI measurements via multiple ports.
In block 1202, the UE 800 receives, from a base station, a message including CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. To illustrate, the UE 800 may execute, under control of the controller 280, the  receive logic 802 stored in the memory 282. The execution environment of the receive logic 802 provides the functionality to receive a message including CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports.
In block 1204, the UE 800 performs one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on receiving the CLI resource configuration. To illustrate, the UE 800 may execute, under control of the controller 280, the CLI measurer 803 stored in the memory 282. The execution environment of the CLI measurer 803 provides the functionality to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports.
In block 1206, the UE 800 transmits, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements. To illustrate, the UE 800 may execute, under control of the controller 280, the transmit logic 804 stored in the memory 282. The execution environment of the transmit logic 804 provides the functionality to transmit a CLI measurement report based on the one or more SRS-RSRP measurements. In some implementations, the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
Figure 13 is a block diagram of an example base station 1300 that supports configuring CLI resources according to some aspects. In some implementations, the base station 1300 includes the structure, hardware, and components shown and described with reference to the base station 105 of Figures 1, 2, 4, 5, or 7. For example, the base station 1300 may include the controller 240, which operates to execute logic or computer instructions stored in the memory 242, as well as controlling the components of the base station 1300 that provide the features and functionality of the base station 1300. The base station 1300, under control of the controller 240, transmits and receives signals via wireless radios 1301a-t and the antennas 234a-t. The wireless radios 1301a-t include various components and hardware, as illustrated in Figure 2 for the base station 105, including the modulator and demodulators 232a-t, the transmit processor 220, the TX MIMO processor 230, the MIMO detector 236, and the receive processor 238.
As shown, the memory 242 may include CLI configuration logic 1302, transmit logic 1303, and receive logic 1304. The CLI configuration logic 1302 may be configured to configure one or more CLI resources for a UE. The transmit logic 1303 may be configured to initiate transmission of messages to the UE, such as messages including CLI resource configurations. The receive logic 1304 may be configured to receive messages from the UE, such as CLI measurement reports. The base station 1300 may  receive signals from or transmit signals to one or more UEs, such as the UE 115 of Figures 1, 2, 4, 5, or 7 or the UE 800 of Figure 8.
Figure 14 is a flow diagram of a process 1400 that supports configuring a CLI resource to enable CLI measurements of non-consecutive RBs according to some aspects. Operations of the process 1400 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13. For example, example operations of the process 1400 may enable the base station 1300 to configure a CLI resource to enable CLI measurements of non-consecutive RBs.
In block 1402, the base station 1300 transmits, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. To illustrate, the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242. The execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration indicating a CLI resource configured for a UE. The execution environment of the transmit logic 1303 provides the functionality to transmit a message including the CLI resource configuration to the UE.
In block 1404, the base station 1300 receives, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource. To illustrate, the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242. The execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include a respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
In some implementations, the CLI resource includes a CLI-RSSI resource. In some such implementations, the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource. The plurality of non-consecutive RBs includes the at least two non-consecutive RBs. The multiple CLI measurements may include a respective CLI-RSSI measurement on each RB of the  plurality of non-consecutive RBs. In some other implementations, the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource. The plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs. The multiple CLI measurements may include a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
In some implementations, the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate an accumulated value based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate an average value based on the multiple CLI measurements. Additionally or alternatively, the CLI measurement report may indicate a maximum value based on the multiple CLI measurements.
Figure 15 is a flow diagram of a process 1500 that supports configuring CLI resources to enable multiple CLI measurements according to some aspects. Operations of the process 1500 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13. For example, example operations of the process 1500 may enable the base station 1300 to configure multiple CLI resources to enable multiple CLI measurements.
In block 1502, the base station 1300 transmits, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. To illustrate, the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242. The execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration indicating multiple CLI resources configured for a UE. The execution environment of the transmit logic 1303 provides the functionality to transmit a message including the CLI resource configuration to the UE.
In block 1504, the base station 1300 receives, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources. To illustrate, the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242. The execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on multiple measurement  values including one or more respective measurement values for each of the CLI resources.
In some implementations, the plurality of CLI resources includes a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources. In implementations in which the plurality of CLI resources includes the plurality of SRS-RSRP resources, the one or more respective measurement values for each of the plurality of CLI resources include one or more SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources. In implementations in which the plurality of CLI resources includes the plurality of CLI-RSSI resources, the one or more respective measurement values for each of the plurality of CLI resources include one or more CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
In some implementations, the message indicates a time domain measurement pattern associated with the plurality of CLI resources. In some other implementations, the message indicates a reference resource configured for the UE.
In some implementations, the CLI measurement report indicates an average value based on the plurality of measurement values. Additionally or alternatively, the CLI measurement report may indicate a maximum value based on the plurality of measurement values.
In some implementations, the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion. Alternatively, the CLI measurement report may indicate measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold. Alternatively, the CLI measurement report may indicate a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
In some implementations, the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values. Additionally or alternatively, the CLI measurement report indicates each measurement value of the plurality of measurement values.
Figure 16 is a flow diagram of a process 1600 that supports configuring a CLI resource for periodic CLI measurements according to some aspects. Operations of the process 1600 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with  reference to Figure 13. For example, example operations of the process 1600 may enable the base station 1300 to configure a CLI resource for periodic CLI measurements.
In block 1602, the base station 1300 transmits, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. To illustrate, the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory 242. The execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The execution environment of the transmit logic 1303 provides the functionality to transmit a message that includes the CLI resource configuration to the UE.
In block 1604, the base station 1300 receives, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource. To illustrate, the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242. The execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
In some implementations, the message indicates a periodicity for the periodic CLI measurements. Additionally or alternatively, the CLI resource may include a SRS-RSRP resource, and the periodic CLI measurements may include periodic SRS-RSRP measurements on the SRS-RSRP resource. Alternatively, the CLI resource may include a CLI-RSSI resource, and the periodic CLI measurements may include periodic CLI-RSSI measurements on the CLI-RSSI resource.
Figure 17 is a flow diagram of a process 1700 that supports configuring a CLI resource for CLI measurements via multiple ports according to some aspects. Operations of the process 1700 may be performed by a base station, such as the base station 105 described above with reference to Figures 1, 2, 4, 5, or 7 or the base station 1300 described with reference to Figure 13. For example, example operations of the process 1700 may enable the base station 1300 to configure a CLI resource for CLI measurements via multiple ports.
In block 1702, the base station 1300 transmits, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. To illustrate, the base station 1300 may execute, under control of the controller 240, the CLI configuration logic 1302 and the transmit logic 1303 stored in the memory  242. The execution environment of the CLI configuration logic 1302 provides the functionality to generate a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The execution environment of the transmit logic 1303 provides the functionality to transmit a message that includes the CLI resource configuration to the UE.
In block 1704, the base station 1300 receives, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource. To illustrate, the base station 1300 may execute, under control of the controller 240, the receive logic 1304 stored in the memory 242. The execution environment of the receive logic 1304 provides the functionality to receive a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource. In some implementations, the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
It is noted that one or more blocks (or operations) described with reference to Figures 9-12 and 14-17 may be combined with one or more blocks (or operations) described with reference to another of the figures. For example, one or more blocks (or operations) of Figure 9 may be combined with one or more blocks (or operations) of Figures 10-12 or 14-17. As another example, one or more blocks associated with Figures 9-12 or 14-17 may be combined with one or more blocks (or operations) associated with Figures 2, 4, 5, or 7. Additionally, or alternatively, one or more operations described above with reference to Figures 1-7 may be combined with one or more operations described with reference to Figures 8 or 13.
In some aspects, techniques for enabling CLI measurements on CLI resources may include additional aspects, such as any single aspect or any combination of aspects described below or in connection with one or more other processes or devices described elsewhere herein. In some aspects, enabling CLI measurements on non-consecutive RBs of a CLI resource may include an apparatus configured to receive, from a base station, a message including a CLI resource configuration indicating a CLI resource. The apparatus may also be configured to perform multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive RBs associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on receiving the CLI resource configuration. The apparatus may be further configured to transmit, to the base station, a CLI measurement report  based on the multiple CLI measurements. In some implementations, the apparatus includes a wireless device, such as a UE. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a first aspect, the CLI resource includes a CLI-RSSI resource.
In a second aspect, in combination with the first aspect, the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource. The plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
In a third aspect, in combination with the second aspect, performing the multiple CLI measurements includes performing a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
In a fourth aspect, in combination with the first aspect, the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource. The plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
In a fifth aspect, in combination with the fourth aspect, performing the multiple CLI measurements includes performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
In a sixth aspect, alone or in combination with one or more of the first through fifth aspects, performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates the multiple CLI measurement values.
In a seventh aspect, alone or in combination with one or more of the first through sixth aspects, performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates an average of the multiple CLI measurement values.
In an eighth aspect, alone or in combination with one or more of the first through seventh aspects, performing the multiple CLI measurements generates multiple CLI measurement values, and the CLI measurement report indicates a maximum of the multiple CLI measurement values.
In some aspects, an apparatus configured for wireless communication, such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The apparatus is also configured to perform at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration. The apparatus is further configured to transmit, to the base station, a CLI measurement report based on the plurality of measurement values. In some implementations, the apparatus includes a wireless device, such as a UE. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a ninth aspect, the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
In a tenth aspect, in combination with the ninth aspect, the plurality of CLI resources include the plurality of SRS-RSRP resources, and performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources.
In an eleventh aspect, in combination with the ninth aspect, the plurality of CLI resources includes the plurality of CLI-RSSI resources, and performing the at least one CLI measurement on each of the plurality of CLI resources includes performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
In a twelfth aspect, alone or in combination with one or more of the ninth through eleventh aspects, the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
In a thirteenth aspect, in combination with the twelfth aspect, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern.
In a fourteenth aspect, alone or in combination with one or more of the ninth through thirteenth aspects, the message indicates a reference resource configured for the UE.
In a fifteenth aspect, in combination with the fourteenth aspect, the apparatus determines a measurement occasion based on the reference resource. Performing the at least one CLI measurement on each of the plurality of CLI resources includes performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
In a sixteenth aspect, alone or in combination with one or more of the ninth through fifteenth aspects, the apparatus accumulates the plurality of measurement values to generate an accumulated value, and the CLI measurement report indicates the accumulated value.
In a seventeenth aspect, alone or in combination with one or more of the ninth through sixteenth aspects, the apparatus determines an average value of the plurality of measurement values, and the CLI measurement report indicates the average value.
In an eighteenth aspect, alone or in combination with one or more of the ninth through seventeenth aspects, the apparatus determines a maximum value of the plurality of measurement values, and the CLI measurement report indicates the maximum value.
In a nineteenth aspect, alone or in combination with one or more of the ninth through eighteenth aspects, performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion. The apparatus also identifies a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion, and the CLI measurement report includes the identified set of strongest measurement values.
In a twentieth aspect, alone or in combination with one or more of the ninth through nineteenth aspects, performing the at least one CLI measurement on each of the plurality of CLI measurements includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a  measurement occasion. The apparatus also identifies measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, and the CLI measurement report includes the identified measurement values that satisfy the measurement threshold.
In a twenty-first aspect, alone or in combination with one or more of the ninth through twentieth aspects, performing the one or more CLI measurements includes performing the at least one CLI measurement on each of the plurality of CLI resources includes performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion. The apparatus also identifies a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, and the CLI measurement report includes the identified set of strongest measurement values that satisfy the measurement threshold.
In a twenty-second aspect, alone or in combination with one or more of the ninth through twenty-first aspects, the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
In a twenty-third aspect, alone or in combination with one or more of the ninth through twenty-second aspects, he CLI measurement report indicates each of the plurality of measurement values.
In some aspects, an apparatus configured for wireless communication, such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The apparatus is also configured to periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration. The apparatus is further configured to transmit, to the base station, a CLI measurement report based on the one or more CLI measurements. In some implementations, the apparatus includes a wireless device, such as a UE. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a twenty-fourth aspect, the message indicates a periodicity for the one or more CLI measurements.
In a twenty-fifth aspect, alone or in combination with the twenty-fourth aspect, the CLI resource includes a SRS-RSRP resource, and performing the one or more CLI measurements includes performing one or more SRS-RSRP measurements on the SRS-RSRP resource.
In a twenty-sixth aspect, alone or in combination with the twenty-fourth aspect, the CLI resource includes a CLI-RSSI resource, and performing the one or more CLI measurements includes performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
In some aspects, an apparatus configured for wireless communication, such as a UE, is configured to receive, from a base station, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The apparatus is also configured to perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration. The apparatus is further configured to transmit, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements. In some implementations, the apparatus includes a wireless device, such as a UE. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a twenty-seventh aspect, the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
In some aspects, an apparatus configured for wireless communication, such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration indicating a CLI resource configured for the UE. The apparatus is also configured to receive, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE. The multiple CLI measurements include at least one respective CLI measurement on each of at least two non-consecutive RBs associated with  the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource. In some implementations, the apparatus includes a wireless device, such as a base station. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a twenty-eighth aspect, the CLI resource includes a CLI-RSSI resource.
In a twenty-ninth aspect, in combination with the twenty-eighth aspect, the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource. The plurality of non-consecutive RBs includes the at least two non-consecutive RBs.
In a thirtieth aspect, alone or in combination with the twenty-ninth aspect, the multiple CLI measurements include a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
In a thirty-first aspect, in combination with the twenty-eighth aspect, the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource. The plurality of non-consecutive groups of RBs includes the at least two non-consecutive groups of RBs.
In a thirty-second aspect, in combination with the thirty-first aspect, the multiple CLI measurements include a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
In a thirty-third aspect, alone or in combination with one or more of the twenty-eighth through thirty-second aspects, the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements.
In a thirty-fourth aspect, alone or in combination with one or more of the twenty-eighth through thirty-third aspects, the CLI measurement report indicates an accumulated value based on the multiple CLI measurements.
In a thirty-fifth aspect, alone or in combination with one or more of the twenty-eighth through thirty-fourth aspects, the CLI measurement report indicates an average value based on the multiple CLI measurements.
In a thirty-sixth aspect, alone or in combination with one or more of the twenty-eighth through thirty-fifth aspects, the CLI measurement report indicates a maximum value based on the multiple CLI measurements.
In some aspects, an apparatus configured for wireless communication, such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration indicating a plurality of CLI resources configured for the UE. The apparatus is also configured to receive, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources. In some implementations, the apparatus includes a wireless device, such as a base station. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a thirty-seventh aspect, the plurality of CLI resources include a plurality of SRS-RSRP resources or a plurality of CLI-RSSI resources.
In a thirty-eighth aspect, in combination with the thirty-seventh aspect, the plurality of CLI resources include the plurality of SRS-RSRP resources, and the one or more respective measurement values for each of the plurality of CLI resources include one or more SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources.
In a thirty-ninth aspect, in combination with the thirty-seventh aspect, the plurality of CLI resources include the plurality of CLI-RSSI resources, and the one or more respective measurement values for each of the plurality of CLI resources include one or more CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
In a fortieth aspect, alone or in combination with one or more of the thirty-seventh through thirty-ninth aspects, the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
In a forty-first aspect, alone or in combination with one or more of the thirty-seventh through fortieth aspects, the message indicates a reference resource configured for the UE.
In a forty-second aspect, alone or in combination with one or more of the thirty-seventh through forty-first aspects, the CLI measurement report indicates an average value based on the plurality of measurement values.
In a forty-third aspect, alone or in combination with one or more of the thirty-seventh through forty-second aspects, the CLI measurement report indicates a maximum value based on the plurality of measurement values.
In a forty-fourth aspect, alone or in combination with one or more of the thirty-seventh through forty-third aspects, the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion.
In a forty-fifth aspect, alone or in combination with one or more of the thirty-seventh through forty-fourth aspects, the CLI measurement report indicates measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold.
In a forty-sixth aspect, alone or in combination with one or more of the thirty-seventh through forty-fifth aspects, the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
In a forty-seventh aspect, alone or in combination with one or more of the thirty-seventh through forty-sixth aspects, the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
In a forty-eighth aspect, alone or in combination with one or more of the thirty-seventh through forty-seventh aspects, the CLI measurement report indicates each measurement value of the plurality of measurement values.
In some aspects, an apparatus configured for wireless communication, such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration that indicates that periodic measurements are configured for a CLI resource. The apparatus is also configured to receive, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource. In some implementations, the apparatus includes a wireless device, such as a base station. In some implementations, the apparatus may include at least one processor, and a memory  coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a forty-ninth aspect, the message indicates a periodicity for the periodic CLI measurements.
In a fiftieth aspect, alone or in combination with the forty-ninth aspect, the CLI resource includes a SRS-RSRP resource, and the periodic CLI measurements include periodic SRS-RSRP measurements on the SRS-RSRP resource.
In a fifty-first aspect, alone or in combination with the forty-ninth aspect, the CLI resource includes a CLI-RSSI resource, and the periodic CLI measurements include periodic CLI-RSSI measurements on the CLI-RSSI resource.
In some aspects, an apparatus configured for wireless communication, such as a base station, is configured to transmit, to a UE, a message including a CLI resource configuration that indicates a SRS-RSRP resource associated with multiple ports. The apparatus is also configured to receives, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource. In some implementations, the apparatus includes a wireless device, such as a base station. In some implementations, the apparatus may include at least one processor, and a memory coupled to the processor. The processor may be configured to perform operations described herein with respect to the wireless device. In some other implementations, the apparatus may include a non-transitory computer-readable medium having program code recorded thereon and the program code may be executable by a computer for causing the computer to perform operations described herein with reference to the wireless device. In some implementations, the apparatus may include one or more means configured to perform operations described herein.
In a fifty-second aspect, the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
Those of skill in the art would understand that information and signals may be represented using any of a variety of different technologies and techniques. For example, data, instructions, commands, information, signals, bits, symbols, and chips that may be  referenced throughout the above description may be represented by voltages, currents, electromagnetic waves, magnetic fields or particles, optical fields or particles, or any combination thereof.
Components, the functional blocks, and the modules described herein with respect to Figures 1-17 include processors, electronics devices, hardware devices, electronics components, logical circuits, memories, software codes, firmware codes, among other examples, or any combination thereof. In addition, features discussed herein may be implemented via specialized processor circuitry, via executable instructions, or combinations thereof.
Those of skill would further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the disclosure herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure. Skilled artisans will also readily recognize that the order or combination of components, methods, or interactions that are described herein are merely examples and that the components, methods, or interactions of the various aspects of the present disclosure may be combined or performed in ways other than those illustrated and described herein.
The various illustrative logics, logical blocks, modules, circuits and algorithm processes described in connection with the implementations disclosed herein may be implemented as electronic hardware, computer software, or combinations of both. The interchangeability of hardware and software has been described generally, in terms of functionality, and illustrated in the various illustrative components, blocks, modules, circuits and processes described above. Whether such functionality is implemented in hardware or software depends upon the particular application and design constraints imposed on the overall system.
The hardware and data processing apparatus used to implement the various illustrative logics, logical blocks, modules and circuits described in connection with the aspects disclosed herein may be implemented or performed with a general purpose single- or multi-chip processor, a digital signal processor (DSP) , an application specific integrated circuit (ASIC) , a field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or any combination thereof designed to perform the functions described herein. A general purpose processor may be a microprocessor, or, any conventional processor, controller, microcontroller, or state machine. In some implementations, a processor may be implemented as a combination of computing devices, such as a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration. In some implementations, particular processes and methods may be performed by circuitry that is specific to a given function.
In one or more aspects, the functions described may be implemented in hardware, digital electronic circuitry, computer software, firmware, including the structures disclosed in this specification and their structural equivalents thereof, or in any combination thereof. Implementations of the subject matter described in this specification also can be implemented as one or more computer programs, that is one or more modules of computer program instructions, encoded on a computer storage media for execution by, or to control the operation of, data processing apparatus.
If implemented in software, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. The processes of a method or algorithm disclosed herein may be implemented in a processor-executable software module which may reside on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that can be enabled to transfer a computer program from one place to another. A storage media may be any available media that may be accessed by a computer. By way of example, and not limitation, such computer-readable media may include RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that may be used to store desired program code in the form of instructions or data structures and that may be accessed by a computer. Also, any connection can be properly termed a computer-readable medium. Disk and disc, as used herein, includes compact disc (CD) , laser disc, optical disc, digital versatile disc (DVD) , floppy disk, and Blu-ray disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers. Combinations of the above should also be included within the scope of computer-readable media.  Additionally, the operations of a method or algorithm may reside as one or any combination or set of codes and instructions on a machine readable medium and computer-readable medium, which may be incorporated into a computer program product.
Various modifications to the implementations described in this disclosure may be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to some other implementations without departing from the spirit or scope of this disclosure. Thus, the claims are not intended to be limited to the implementations shown herein, but are to be accorded the widest scope consistent with this disclosure, the principles and the novel features disclosed herein.
Additionally, a person having ordinary skill in the art will readily appreciate, the terms “upper” and “lower” are sometimes used for ease of describing the figures, and indicate relative positions corresponding to the orientation of the figure on a properly oriented page, and may not reflect the proper orientation of any device as implemented.
Certain features that are described in this specification in the context of separate implementations also can be implemented in combination in a single implementation. Conversely, various features that are described in the context of a single implementation also can be implemented in multiple implementations separately or in any suitable subcombination. Moreover, although features may be described above as acting in certain combinations and even initially claimed as such, one or more features from a claimed combination can in some cases be excised from the combination, and the claimed combination may be directed to a subcombination or variation of a subcombination.
Similarly, while operations are depicted in the drawings in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order, or that all illustrated operations be performed, to achieve desirable results. Further, the drawings may schematically depict one more example processes in the form of a flow diagram. However, other operations that are not depicted can be incorporated in the example processes that are schematically illustrated. For example, one or more additional operations can be performed before, after, simultaneously, or between any of the illustrated operations. In certain circumstances, multitasking and parallel processing may be advantageous. Moreover, the separation of various system components in the implementations described above should not be understood as requiring such separation in all implementations, and it should be understood that the described program components and systems can generally be  integrated together in a single software product or packaged into multiple software products. Additionally, some other implementations are within the scope of the following claims. In some cases, the actions recited in the claims can be performed in a different order and still achieve desirable results.
As used herein, including in the claims, the term “or, ” when used in a list of two or more items, means that any one of the listed items can be employed by itself, or any combination of two or more of the listed items can be employed. For example, if a composition is described as containing components A, B, or C, the composition can contain A alone; B alone; C alone; A and B in combination; A and C in combination; B and C in combination; or A, B, and C in combination. Also, as used herein, including in the claims, “or” as used in a list of items prefaced by “at least one of” indicates a disjunctive list such that, for example, a list of “at least one of A, B, or C” means A or B or C or AB or AC or BC or ABC (that is A and B and C) or any of these in any combination thereof. The term “substantially” is defined as largely but not necessarily wholly what is specified (and includes what is specified; for example, substantially 90 degrees includes 90 degrees and substantially parallel includes parallel) , as understood by a person of ordinary skill in the art. In any disclosed implementations, the term “substantially” may be substituted with “within [a percentage] of” what is specified, where the percentage includes. 1, 1, 5, or 10 percent.
The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other variations without departing from the spirit or scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (136)

  1. A method of wireless communication performed by a user equipment (UE) , the method comprising:
    receiving, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE;
    performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration; and
    transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
  2. The method of claim 1, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource.
  3. The method of claim 2, wherein the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource, the plurality of non-consecutive RBs including the at least two non-consecutive RBs.
  4. The method of claim 3, wherein performing the multiple CLI measurements comprises performing a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  5. The method of claim 2, wherein the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource, the plurality of non-consecutive groups of RBs including the at least two non-consecutive groups of RBs.
  6. The method of claim 5, wherein performing the multiple CLI measurements comprises performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  7. The method of claim 1, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates the multiple CLI measurement values.
  8. The method of claim 1, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates an average of the multiple CLI measurement values.
  9. The method of claim 1, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates a maximum of the multiple CLI measurement values.
  10. A user equipment (UE) comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    receive, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE;
    perform multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration; and
    initiate transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
  11. The UE of claim 10, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource.
  12. The UE of claim 11, wherein the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource, the plurality of non-consecutive RBs including the at least two non-consecutive RBs.
  13. The UE of claim 12, wherein the at least one processor is configured to perform the multiple CLI measurements by performing a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  14. The UE of claim 11, wherein the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource, the plurality of non-consecutive groups of RBs including the at least two non-consecutive groups of RBs.
  15. The UE of claim 14, wherein the at least one processor is configured to perform the multiple CLI measurements by performing a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  16. The UE of claim 10, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates the multiple CLI measurement values.
  17. The UE of claim 10, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates an average of the multiple CLI measurement values.
  18. The UE of claim 10, wherein performing the multiple CLI measurements generates multiple CLI measurement values, and wherein the CLI measurement report indicates a maximum of the multiple CLI measurement values.
  19. An apparatus configured for wireless communication, the apparatus comprising:
    means for receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE;
    means for performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration; and
    means for transmitting, to the base station, a CLI measurement report based on the multiple CLI measurements.
  20. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE;
    performing multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or on each of at least two non-consecutive groups of RBs associated with the CLI resource based on the CLI resource configuration; and
    initiating transmission, to the base station, of a CLI measurement report based on the multiple CLI measurements.
  21. A method of wireless communication performed by a user equipment (UE) , the method comprising:
    receiving, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE;
    performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration; and
    transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
  22. The method of claim 21, wherein the plurality of CLI resources comprise a plurality of sounding reference signal reference signal received power (SRS-RSRP) resources or a plurality of CLI received signal strength indicator (CLI-RSSI) resources.
  23. The method of claim 22, wherein the plurality of CLI resources comprise the plurality of SRS-RSRP resources, and wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources.
  24. The method of claim 22, wherein the plurality of CLI resources comprise the plurality of CLI-RSSI resources, and wherein performing the at least one CLI measurement comprises performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
  25. The method of claim 21, wherein the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  26. The method of claim 25, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern.
  27. The method of claim 21, wherein the message indicates a reference resource configured for the UE.
  28. The method of claim 27, further comprising determining a measurement occasion based on the reference resource, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
  29. The method of claim 21, further comprising accumulating the plurality of measurement values to generate an accumulated value, wherein the CLI measurement report indicates the accumulated value.
  30. The method of claim 21, further comprising determining an average value of the plurality of measurement values, wherein the CLI measurement report indicates the average value.
  31. The method of claim 21, further comprising determining a maximum value of the plurality of measurement values, wherein the CLI measurement report indicates the maximum value.
  32. The method of claim 21, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and further comprising:
    identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion, wherein the CLI measurement report includes the identified set of strongest measurement values.
  33. The method of claim 21, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and further comprising:
    identifying measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, wherein the CLI measurement report includes the identified measurement values that satisfy the measurement threshold.
  34. The method of claim 21, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and further comprising:
    identifying a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, wherein the CLI measurement report includes the identified set of strongest measurement values that satisfy the measurement threshold.
  35. The method of claim 21, wherein the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  36. The method of claim 21, wherein the CLI measurement report indicates each of the plurality of measurement values.
  37. A user equipment (UE) comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    receive, from a base station, a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE;
    perform at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration; and
    initiate transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
  38. The UE of claim 37, wherein the plurality of CLI resources comprise a plurality of sounding reference signal reference signal received power (SRS-RSRP) resources or a plurality of CLI received signal strength indicator (CLI-RSSI) resources.
  39. The UE of claim 38, wherein the plurality of CLI resources comprise the plurality of SRS-RSRP resources, and wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing at least one SRS-RSRP measurement on each of the plurality of SRS-RSRP resources.
  40. The UE of claim 38, wherein the plurality of CLI resources comprise the plurality of CLI-RSSI resources, and wherein performing the at least one CLI measurement comprises performing at least one CLI-RSSI measurement on each of the plurality of CLI-RSSI resources.
  41. The UE of claim 37, wherein the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  42. The UE of claim 41, wherein the at least one processor is configured to perform the at least one CLI measurement on each of the plurality of CLI resources by performing multiple CLI measurements on the plurality of CLI resources in accordance with the time domain measurement pattern.
  43. The UE of claim 37, wherein the message indicates a reference resource configured for the UE.
  44. The UE of claim 43, wherein the at least one processor is further configured to determine a measurement occasion based on the reference resource, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing multiple CLI measurements on the plurality of CLI resources during the measurement occasion.
  45. The UE of claim 37, wherein the at least one processor is further configured to accumulate the plurality of measurement values to generate an accumulated value, and wherein the CLI measurement report indicates the accumulated value.
  46. The UE of claim 37, wherein the at least one processor is further configured to determine an average value of the plurality of measurement values, and wherein the CLI measurement report indicates the average value.
  47. The UE of claim 37, wherein the at least one processor is further configured to determine a maximum value of the plurality of measurement values, and wherein the CLI measurement report indicates the maximum value.
  48. The UE of claim 37, wherein performing the at least one CLI measurement on each of the plurality of CLI resources comprises performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and wherein the at least one processor is further configured to:
    identify a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion, wherein the CLI measurement report includes the identified set of strongest measurement values.
  49. The UE of claim 37, wherein performing the at least one CLI measurement on the plurality of CLI resources comprises performing the at least one CLI measurement on  each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and wherein the at least one processor is further configured to:
    identify measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, wherein the CLI measurement report includes the identified measurement values that satisfy the measurement threshold.
  50. The UE of claim 37, wherein performing the at least one CLI measurement on the plurality of CLI resources comprises performing the at least one CLI measurement on each of all of the CLI resources of the plurality of CLI resources associated with a measurement occasion, and wherein the at least one processor is further configured to:
    identify a set of strongest measurement values of the plurality of measurement values associated with the measurement occasion that satisfy a measurement threshold, wherein the CLI measurement report includes the identified set of strongest measurement values that satisfy the measurement threshold.
  51. The UE of claim 37, wherein the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  52. The UE of claim 37, wherein the CLI measurement report indicates each of the plurality of measurement values.
  53. An apparatus configured for wireless communication, the apparatus comprising:
    means for receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE;
    means for performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration; and
    means for transmitting, to the base station, a CLI measurement report based on the plurality of measurement values.
  54. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE;
    performing at least one CLI measurement on each of the plurality of CLI resources to determine a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources based on the CLI resource configuration; and
    initiating transmission, to the base station, of a CLI measurement report based on the plurality of measurement values.
  55. A method of wireless communication performed by a user equipment (UE) , the method comprising:
    receiving, from a base station, a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource;
    periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration; and
    transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
  56. The method of claim 55, wherein the message indicates a periodicity for the one or more CLI measurements.
  57. The method of claim 55, wherein the CLI resource comprises a sounding reference signal reference signal received power (SRS-RSRP) resource, and wherein performing the one or more CLI measurements comprises performing one or more SRS-RSRP measurements on the SRS-RSRP resource.
  58. The method of claim 55, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource, and wherein performing the one or more  CLI measurements comprises performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
  59. A user equipment (UE) comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    receive, from a base station, a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource;
    periodically perform one or more CLI measurements on the CLI resource based on the CLI resource configuration; and
    initiate transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
  60. The UE of claim 59, wherein the message indicates a periodicity for the one or more CLI measurements.
  61. The UE of claim 59, wherein the CLI resource comprises a sounding reference signal reference signal received power (SRS-RSRP) resource, and wherein performing the one or more CLI measurements comprises performing one or more SRS-RSRP measurements on the SRS-RSRP resource.
  62. The UE of claim 59, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource, and wherein performing the one or more CLI measurements comprises performing one or more CLI-RSSI measurements on the CLI-RSSI resource.
  63. An apparatus configured for wireless communication, the apparatus comprising:
    means for receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource;
    means for periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration; and
    means for transmitting, to the base station, a CLI measurement report based on the one or more CLI measurements.
  64. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource;
    periodically performing one or more CLI measurements on the CLI resource based on the CLI resource configuration; and
    initiating transmission, to the base station, of a CLI measurement report based on the one or more CLI measurements.
  65. A method of wireless communication performed by a user equipment (UE) , the method comprising:
    receiving, from a base station, a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports;
    performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration; and
    transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  66. The method of claim 65, wherein the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  67. A user equipment (UE) comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    receive, from a base station, a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports;
    perform one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration; and
    initiate transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
  68. The UE of claim 67, wherein the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  69. An apparatus configured for wireless communication, the apparatus comprising:
    means for receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports;
    means for performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration; and
    means for transmitting, to the base station, a CLI measurement report based on the one or more SRS-RSRP measurements.
  70. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    receiving, from a base station at a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports;
    performing one or more SRS-RSRP measurements on the SRS-RSRP resource via the multiple ports based on the CLI resource configuration; and
    initiating transmission, to the base station, of a CLI measurement report based on the one or more SRS-RSRP measurements.
  71. A method of wireless communication performed by a base station, the method comprising:
    transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE; and
    receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE, the multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  72. The method of claim 71, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource.
  73. The method of claim 72, wherein the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource, the plurality of non-consecutive RBs including the at least two non-consecutive RBs.
  74. The method of claim 73, wherein the multiple CLI measurements comprise a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  75. The method of claim 72, wherein the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource, the plurality of non-consecutive groups of RBs including the at least two non-consecutive groups of RBs.
  76. The method of claim 75, wherein the multiple CLI measurements comprise a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  77. The method of claim 71, wherein the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements.
  78. The method of claim 71, wherein the CLI measurement report indicates an accumulated value based on the multiple CLI measurements.
  79. The method of claim 71, wherein the CLI measurement report indicates an average value based on the multiple CLI measurements.
  80. The method of claim 71, wherein the CLI measurement report indicates a maximum value based on the multiple CLI measurements.
  81. A base station comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    initiate transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE; and
    receive, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE, the multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  82. The base station of claim 81, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource.
  83. The base station of claim 82, wherein the message includes a bitmap that indicates a plurality of non-consecutive RBs associated with the CLI-RSSI resource, the plurality of non-consecutive RBs including the at least two non-consecutive RBs.
  84. The base station of claim 83, wherein the multiple CLI measurements comprise a respective CLI-RSSI measurement on each RB of the plurality of non-consecutive RBs.
  85. The base station of claim 82, wherein the message includes a bitmap that indicates a plurality of non-consecutive groups of RBs associated with the CLI-RSSI resource, the plurality of non-consecutive groups of RBs including the at least two non-consecutive groups of RBs.
  86. The base station of claim 85, wherein the multiple CLI measurements comprise a respective CLI-RSSI measurement on each group of RBs of the plurality of non-consecutive groups of RBs.
  87. The base station of claim 81, wherein the CLI measurement report indicates multiple CLI measurement values based on the multiple CLI measurements.
  88. The base station of claim 81, wherein the CLI measurement report indicates an accumulated value based on the multiple CLI measurements.
  89. The base station of claim 81, wherein the CLI measurement report indicates an average value based on the multiple CLI measurements.
  90. The base station of claim 81, wherein the CLI measurement report indicates a maximum value based on the multiple CLI measurements.
  91. An apparatus configured for wireless communication, the apparatus comprising:
    means for transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE; and
    means for receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE, the multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  92. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    initiating transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration indicating a CLI resource configured for the UE; and
    receiving, from the UE, a CLI measurement report based on multiple CLI measurements performed by the UE, the multiple CLI measurements including at least one respective CLI measurement on each of at least two non-consecutive resource blocks (RBs) associated with the CLI resource or each of at least two non-consecutive groups of RBs associated with the CLI resource.
  93. A method of wireless communication performed by a base station, the method comprising:
    transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE; and
    receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  94. The method of claim 93, wherein the plurality of CLI resources comprise a plurality of sounding reference signal reference signal received power (SRS-RSRP) resources or a plurality of CLI received signal strength indicator (CLI-RSSI) resources.
  95. The method of claim 94, wherein the plurality of CLI resources comprise the plurality of SRS-RSRP resources, and wherein the one or more respective measurement values for each of the plurality of CLI resources comprise one or more respective SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources.
  96. The method of claim 94, wherein the plurality of CLI resources comprise the plurality of CLI-RSSI resources, and wherein the one or more respective measurement values for each of the plurality of CLI resources comprise one or more respective CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
  97. The method of claim 93, wherein the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  98. The method of claim 93, wherein the message indicates a reference resource configured for the UE.
  99. The method of claim 93, wherein the CLI measurement report indicates an average value based on the plurality of measurement values.
  100. The method of claim 93, wherein the CLI measurement report indicates a maximum value based on the plurality of measurement values.
  101. The method of claim 93, wherein the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion.
  102. The method of claim 93, wherein the CLI measurement report indicates measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold.
  103. The method of claim 93, wherein the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
  104. The method of claim 93, wherein the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  105. The method of claim 93, wherein the CLI measurement report indicates each measurement value of the plurality of measurement values.
  106. A base station comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    initiate transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE; and
    receive, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  107. The base station of claim 106, wherein the plurality of CLI resources comprise a plurality of sounding reference signal reference signal received power (SRS-RSRP) resources or a plurality of CLI received signal strength indicator (CLI-RSSI) resources.
  108. The base station of claim 107, wherein the plurality of CLI resources comprise the plurality of SRS-RSRP resources, and wherein the one or more respective measurement values for each of the plurality of CLI resources comprise one or more respective SRS-RSRP measurement values for each of the plurality of SRS-RSRP resources.
  109. The base station of claim 107, wherein the plurality of CLI resources comprise the plurality of CLI-RSSI resources, and wherein the one or more respective measurement values for each of the plurality of CLI resources comprise one or more respective CLI-RSSI measurement values for each of the plurality of CLI-RSSI resources.
  110. The base station of claim 106, wherein the message indicates a time domain measurement pattern associated with the plurality of CLI resources.
  111. The base station of claim 106, wherein the message indicates a reference resource configured for the UE.
  112. The base station of claim 106, wherein the CLI measurement report indicates an average value based on the plurality of measurement values.
  113. The base station of claim 106, wherein the CLI measurement report indicates a maximum value based on the plurality of measurement values.
  114. The base station of claim 106, wherein the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion.
  115. The base station of claim 106, wherein the CLI measurement report indicates measurement values of the plurality of measurement values associated with a measurement occasion that satisfy a measurement threshold.
  116. The base station of claim 106, wherein the CLI measurement report indicates a particular number of strongest measurement values of the plurality of measurement values associated with a measurement occasion and that satisfy a measurement threshold.
  117. The base station of claim 106, wherein the CLI measurement report indicates a respective CLI resource index associated with each of the plurality of measurement values.
  118. The base station of claim 106, wherein the CLI measurement report indicates each measurement value of the plurality of measurement values.
  119. An apparatus configured for wireless communication, the apparatus comprising:
    means for transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE; and
    means for receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  120. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    initiating transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration indicating a plurality of CLI resources configured for the UE; and
    receiving, from the UE, a CLI measurement report based on a plurality of measurement values including one or more respective measurement values for each of the plurality of CLI resources.
  121. A method of wireless communication performed by a base station, the method comprising:
    transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource; and
    receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  122. The method of claim 121, wherein the message indicates a periodicity for the periodic CLI measurements.
  123. The method of claim 122, wherein the CLI resource comprises a sounding reference signal reference signal received power (SRS-RSRP) resource, and wherein the periodic CLI measurements comprise periodic SRS-RSRP measurements on the SRS-RSRP resource.
  124. The method of claim 122, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource, and wherein the periodic CLI measurements comprise periodic CLI-RSSI measurements on the CLI-RSSI resource.
  125. A base station comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    initiate transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource; and
    receive, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  126. The base station of claim 125, wherein the message indicates a periodicity for the periodic CLI measurements.
  127. The base station of claim 126, wherein the CLI resource comprises a sounding reference signal reference signal received power (SRS-RSRP) resource, and wherein the periodic CLI measurements comprise periodic SRS-RSRP measurements on the SRS-RSRP resource.
  128. The base station of claim 126, wherein the CLI resource comprises a CLI received signal strength indicator (CLI-RSSI) resource, and wherein the periodic CLI measurements comprise periodic CLI-RSSI measurements on the CLI-RSSI resource.
  129. An apparatus configured for wireless communication, the apparatus comprising:
    means for transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource; and
    means for receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  130. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    initiating transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration that indicates that periodic measurements are configured for a CLI resource; and
    receiving, from the UE, a CLI measurement report based on periodic CLI measurements performed by the UE on the CLI resource.
  131. A method of wireless communication performed by a base station, the method comprising:
    transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports; and
    receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  132. The method of claim 131, wherein the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  133. A base station comprising:
    at least one processor; and
    a memory coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor, is configured to:
    initiate transmission, to a user equipment (UE) , of a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports; and
    receive, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  134. The base station of claim 133, wherein the one or more SRS-RSRP measurements are configured to measure interference caused by a single other UE.
  135. An apparatus configured for wireless communication, the apparatus comprising:
    means for transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports; and
    means for receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
  136. A non-transitory computer-readable medium storing instructions that, when executed by a processor, cause the processor to perform operations comprising:
    transmitting, to a user equipment (UE) , a message including a cross-link interference (CLI) resource configuration that indicates a sounding reference signal reference signal received power (SRS-RSRP) resource associated with multiple ports; and
    receiving, from the UE, a CLI measurement report based on one or more SRS-RSRP measurements performed by the UE via the multiple ports on the SRS-RSRP resource.
PCT/CN2020/088478 2020-04-30 2020-04-30 Cross-link interference (cli) measurements for cli resources Ceased WO2021217648A1 (en)

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WO2023193771A1 (en) * 2022-04-07 2023-10-12 华为技术有限公司 Communication method, apparatus and system
WO2023206229A1 (en) * 2022-04-28 2023-11-02 Qualcomm Incorporated Configuring cross-link interference (cli) measurement resources or cli measurement windows
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