WO2023245585A1 - 一种移动性管理方法及其装置 - Google Patents
一种移动性管理方法及其装置 Download PDFInfo
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- WO2023245585A1 WO2023245585A1 PCT/CN2022/100929 CN2022100929W WO2023245585A1 WO 2023245585 A1 WO2023245585 A1 WO 2023245585A1 CN 2022100929 W CN2022100929 W CN 2022100929W WO 2023245585 A1 WO2023245585 A1 WO 2023245585A1
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- H04W72/12—Wireless traffic scheduling
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- the present application relates to the field of communication technology, and in particular, to a mobility management method and device thereof.
- Embodiments of the present application provide a mobility management method and device. By performing L1/L2 cell measurements on candidate serving cells, the delay in obtaining measurement results can be shortened, and the target serving cell of the terminal device can be quickly determined. , reduce switching delay.
- embodiments of the present application provide a mobility management method, which method includes:
- the cell switching instruction includes a target serving cell, where the target serving cell is a cell determined among the candidate serving cells;
- embodiments of the present application provide another mobility management method, which method includes:
- the structure of the communication device may include a transceiver module and a processing module, and the processing module is configured to support the communication device to perform corresponding functions in the above method.
- the transceiver module is used to support communication between the communication device and other devices.
- the communication device may further include a storage module coupled to the transceiver module and the processing module, which stores necessary computer programs and data for the communication device.
- inventions of the present application provide a communication device.
- the communication device includes a processor and a memory, and a computer program is stored in the memory; the processor executes the computer program stored in the memory, so that the communication device executes The method described in the second aspect above.
- inventions of the present application provide a communication device.
- the device includes a processor and an interface circuit.
- the interface circuit is used to receive code instructions and transmit them to the processor.
- the processor is used to run the code instructions to cause the The device performs the method described in the first aspect.
- embodiments of the present invention provide a computer-readable storage medium for storing instructions used by the above-mentioned terminal equipment. When the instructions are executed, the terminal equipment is caused to execute the above-mentioned first aspect. method.
- embodiments of the present invention provide a readable storage medium for storing instructions used by the above-mentioned network device. When the instructions are executed, the network device is caused to perform the method described in the second aspect. .
- the present application also provides a computer program product including a computer program, which when run on a computer causes the computer to execute the method described in the second aspect.
- the present application provides a chip system, which includes at least one processor and an interface for supporting the terminal device to implement the functions involved in the first aspect, for example, determining or processing the data involved in the above method. and information.
- the chip system further includes a memory, and the memory is used to store necessary computer programs and data for the terminal device.
- the chip system may be composed of chips, or may include chips and other discrete devices.
- the present application provides a computer program that, when run on a computer, causes the computer to execute the method described in the first aspect.
- this application provides a computer program that, when run on a computer, causes the computer to execute the method described in the second aspect.
- Figure 1 is a schematic architectural diagram of a communication system provided by an embodiment of the present application.
- FIG. 2 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- Figure 3 is a schematic flow chart of another mobility management method provided by an embodiment of the present application.
- FIG. 4 is a schematic flowchart of another mobility management method provided by an embodiment of the present application.
- FIG. 5 is a schematic flowchart of another mobility management method provided by an embodiment of the present application.
- FIG. 6 is a schematic flowchart of another mobility management method provided by an embodiment of the present application.
- FIG. 7 is a schematic flowchart of another mobility management method provided by an embodiment of the present application.
- Figure 8 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
- Figure 9 is a schematic structural diagram of another communication device provided by an embodiment of the present application.
- Figure 10 is a schematic structural diagram of a chip provided by an embodiment of the present application.
- first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
- first information may also be called second information, and similarly, the second information may also be called first information.
- word “if” as used herein may be interpreted as “when” or “when” or “in response to determining”. For the purposes of brevity and ease of understanding, this article is characterizing When referring to a size relationship, the terms used are “greater than” or “less than”, “higher than” or “lower than”.
- RSRP Reference Signal Received Power
- Figure 1 is a schematic architectural diagram of a communication system provided by an embodiment of the present application.
- the communication system may include but is not limited to one network device and one terminal device.
- the number and form of devices shown in Figure 1 are only for examples and do not constitute a limitation on the embodiments of the present application. In actual applications, two or more devices may be included.
- the communication system shown in Figure 1 includes a network device 101 and a terminal device 102 as an example.
- the network device 101 in the embodiment of this application is an entity on the network side that is used to transmit or receive signals.
- the network device 101 can be an evolved base station (evolved NodeB, eNB), a transmission point (transmission reception point, TRP), a next generation base station (next generation NodeB, gNB) in an NR system, or other base stations in future mobile communication systems. Or access nodes in wireless fidelity (WiFi) systems, etc.
- the embodiments of this application do not limit the specific technology and specific equipment form used by the network equipment.
- the network equipment provided by the embodiments of this application may be composed of a centralized unit (central unit, CU) and a distributed unit (DU).
- the CU may also be called a control unit (control unit).
- the structure can separate the protocol layers of network equipment, such as base stations, and place some protocol layer functions under centralized control on the CU. The remaining part or all protocol layer functions are distributed in the DU, and the CU centrally controls the DU.
- the terminal device 102 in the embodiment of this application is an entity on the user side that is used to receive or transmit signals, such as a mobile phone.
- Terminal equipment can also be called terminal equipment (terminal), user equipment (user equipment, UE), mobile station (mobile station, MS), mobile terminal equipment (mobile terminal, MT), etc.
- side-link transmission modes there are 4 side-link transmission modes.
- Side link transmission mode 1 and side link transmission mode 2 are used for terminal device direct (device-to-device, D2D) communication.
- Side-link transmission mode 3 and side-link transmission mode 4 are used for V2X communications.
- resource allocation is scheduled by the network device 101.
- the network device 101 can send resource allocation information to the terminal device 102, and then the terminal device 102 allocates resources to another terminal device, so that the other terminal device can send information to the network device 101 through the allocated resources.
- a terminal device with better signal or higher reliability can be used as the terminal device 102 .
- the first terminal device mentioned in the embodiment of this application may refer to the terminal device 102, and the second terminal device may refer to the other terminal device.
- FIG 2 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- the mobility management method is executed by the terminal device, as shown in Figure 2.
- the method includes but is not limited to the following steps:
- the premise of cell handover is to measure the signal quality of candidate serving cells of the terminal device, so as to select a target serving cell with better signal quality for the terminal device from the candidate serving cells.
- the candidate serving cell may be indicated to the terminal device by the network device.
- the terminal device may receive indication information, which carries the cell identifier or index of the candidate serving cell or the offset of the cell identifier.
- the indication information may carry a cell list, and the cell list includes the cell identifier or index of the candidate serving cell or the offset of the cell identifier.
- the network device can activate signaling through the configuration information of the physical layer (L1) or through the Medium Access Control (MAC) layer (L2), so that the terminal device can measure the candidate serving cell. That is to say, L1/L2 measurements can be performed on the candidate serving cell of the terminal device.
- L1/L2 measurements can be performed on the candidate serving cell of the terminal device.
- the terminal device performs L1 measurement on the candidate serving cell, which means that the terminal device receives the radio resource control (Radio Resource Control, RRC) signaling sent by the network device at the physical layer.
- RRC Radio Resource Control
- the configuration information instructs the terminal device to measure the candidate serving cell.
- the network device can instruct the terminal device to measure the candidate serving cell through an RRC connection reconfiguration (Connection Reconfiguration) message.
- the terminal device performs L2 measurement on the candidate serving cell. This means that the terminal device receives MAC activation signaling sent by the network device at the MAC layer.
- the MAC activation signaling is used to activate the terminal device to perform measurements on the candidate serving cell.
- S202 Send the candidate serving cell and the first measurement result of the candidate serving cell to the network device.
- the terminal device After measuring the candidate serving cell, the terminal device can obtain the first measurement result of the candidate serving cell, and the first measurement result can reflect the signal strength/quality of the candidate serving cell.
- the terminal device may bind the cell identifier of the candidate serving cell with its corresponding first measurement result, and the terminal device may send the result to the network device.
- S203 Receive a cell switching instruction sent by the network device, where the cell switching instruction includes a target serving cell, and the target serving cell is a cell determined among the candidate serving cells.
- the network device can select a candidate serving cell that satisfies the handover condition from the reported candidate serving cells based on the reported first measurement result, as
- the target serving cell for example, the handover conditions may include that the cell quality meets the requirements, the cell is in an idle state, etc.
- the network device determines the cell switching instruction according to the target serving cell and instructs it to the terminal device.
- the terminal device receives the cell switching instruction sent by the network device, where the cell switching instruction includes the cell identification or index or identification offset of the target serving cell.
- the terminal device may receive the cell switching instruction sent by the network device through RRC or DCI or MAC-CE signaling.
- S204 Switch from the source serving cell currently accessed by the terminal device to the target serving cell according to the cell switching instruction.
- the terminal device After receiving the cell switching instruction, the terminal device can determine the target serving cell that the terminal device needs to access during the switching.
- the target serving cell and the source serving cell currently accessed use the same radio frequency carrier frequency, perform intra-frequency switching; optionally, if the target serving cell and the source serving cell use different radio frequency carrier frequencies, perform Inter-frequency switching.
- intra-base station cell handover is performed; when the target serving cell and the source serving cell do not belong to the same base station, inter-base station cell handover is performed.
- the delay in obtaining the measurement results can be shortened, thereby enabling the network device to quickly determine the target serving cell of the terminal device, reducing handover delay, and improving Mobility performance allows terminal devices to always be in optimal contact with the network, thereby ensuring the application of various network services.
- Figure 3 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- the mobility management method is executed by the terminal device, as shown in Figure 3.
- the method includes but is not limited to the following steps:
- the first measurement result includes the measurement target of the cell measurement and the first measurement value of the measurement target.
- the measurement targets may include at least one of the following: synchronization signal RSRP (Synchronization Signal Reference Signal Received Power, SS-RSRP) and channel state information (Channel State Information, CSI)-L1RSRP.
- RSRP Synchronization Signal Reference Signal Received Power
- CSI Channel State Information
- the measurement target may be based on a protocol agreement, predefined or preconfigured, or may be instructed by the network device to the terminal device, which is not limited in the embodiments of this application.
- S302 Determine the reported measurement result from the first measurement result based on the first measurement value and the configured first measurement threshold value.
- the first measurement value of each measurement target in the first measurement result of each candidate serving cell can be compared with the respective first measurement threshold value, and the first measurement value of the candidate serving cell with better quality can be selected.
- the measurement results are reported as measurement results.
- the first measurement result of the candidate serving cell with better quality may be that the first measurement value of each measurement target meets the requirement of better quality, or it may be that the first measurement values of some measurement targets meet the requirement of better quality. Requirements, for example, 80% of the first measurement values of the measurement targets can meet the requirements of good quality.
- the first measurement threshold may be based on a protocol agreement, predefined or preconfigured, or may be instructed by the network device to the terminal device, which is not limited in the embodiments of this application.
- the network device can select a candidate serving cell that satisfies the handover conditions from the reported candidate serving cells based on the reported measurement results. , as the target service cell.
- the cell handover instruction includes a target serving cell, and the target serving cell is a cell determined among the reported candidate serving cells.
- the network device determines the cell switching instruction according to the target serving cell and instructs it to the terminal device.
- the terminal device receives the cell switching instruction sent by the network device, where the cell switching instruction includes the cell identification or index or identification offset of the target serving cell.
- the terminal device may receive the cell switching instruction sent by the network device through RRC or DCI or MAC-CE signaling.
- S305 Switch from the source serving cell currently accessed by the terminal device to the target serving cell according to the cell switching instruction.
- step S305 For a detailed introduction to step S305, please refer to the relevant content recorded in the above embodiments, and will not be described again here.
- the delay in obtaining the measurement results can be shortened, thereby enabling the network device to quickly determine the target serving cell of the terminal device, reducing handover delay, and improving Mobility performance allows terminal devices to always be in optimal contact with the network, thereby ensuring the application of various network services.
- Figure 4 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- the mobility management method is executed by the terminal device, as shown in Figure 4.
- the method includes but is not limited to the following steps:
- S401 Perform L1/L2 cell measurement on the source serving cell of the terminal device to obtain the second measurement result.
- the second measurement result includes the measurement target when the source serving cell performs cell measurement and the second measurement value of the measurement target.
- the process of the terminal device performing L1/L2 cell measurement on the source serving cell is similar to the process of performing L1/L2 cell measurement on the candidate serving cell.
- For the specific process please refer to the relevant records in the above embodiments, which will not be described again here.
- S402 It is determined that the second measurement value is less than the configured second measurement threshold value, and triggers L1/L2 cell measurement on the candidate serving cell.
- the second measurement threshold is used to determine the critical value of the quality of the source serving cell.
- the second measurement value of each measurement target in the second measurement result of the source serving cell can be combined with the respective second measurement The threshold value is compared. If the second measurement value is less than the configured second measurement threshold value, it can be determined that the signal quality of the source serving cell has deteriorated. In order to optimize the connection status between the terminal device and the network, it can provide various The application of network services provides guarantees. In the embodiment of this application, L1/L2 cell measurement on candidate serving cells can be triggered.
- S403 Perform L1/L2 cell measurement on the candidate serving cell to obtain the first measurement result.
- S404 Send the candidate serving cell and the first measurement result of the candidate serving cell to the network device.
- S405 Receive the cell switching instruction sent by the network device.
- Steps S403 to 406 can be implemented in any of the embodiments of this application, and will not be described again here.
- S501 Receive network configuration information sent by the network device.
- the network configuration information at least includes the measurement target and measurement reporting configuration of L1/L2 cell measurement of the candidate serving cell of the terminal device and the source serving cell.
- the first threshold value T 1 of each SS-RSRP and/or L1-RSRP of CSI that reflects the signal strength of the candidate serving cell can be determined through measurement reporting configuration; for another example, the signal strength of the source serving cell can be determined through measurement reporting configuration.
- the respective second threshold values T 2 of the SS-RSRP of the intensity and/or the L1-RSRP of the CSI can be determined through measurement reporting configuration.
- S502 Perform L1/L2 cell measurement on the source serving cell according to the network configuration information, and obtain the second measurement result.
- the measurement target of the source serving cell can be determined based on the network configuration information, and the L1/L2 cell measurement of the source serving cell is performed according to the measurement target to obtain the second measurement result, that is, the second measurement value of the source serving cell measurement target is obtained through measurement.
- the measurement target may be the same as or different from the measurement target of the candidate serving cell.
- S503 It is determined that the second measurement value is less than the configured second measurement threshold, and then triggers L1/L2 cell measurement on the candidate serving cell.
- the terminal device when the terminal device measures the source serving cell and obtains the signal quality of the source serving cell, such as L1-RSRP, and when the second measured value of L1-RSRP is lower than the configured second measurement threshold T 2 , The terminal device can trigger measurement of the signal quality of the candidate serving cell.
- the source serving cell such as L1-RSRP
- the second measured value of L1-RSRP is lower than the configured second measurement threshold T 2 .
- the measurement target of the candidate serving cell can be determined based on the network configuration information, and the L1/L2 cell measurement is performed on the candidate serving cell according to the measurement target to obtain the first measurement result.
- the L1/L2 cell measurement is performed on the candidate serving cell according to the measurement target to obtain the first measurement result.
- S505 Send the candidate serving cell and the first measurement result of the candidate serving cell to the network device.
- the terminal equipment measures and obtains the L1-RSRP of the candidate serving cell, selects the first measurement result of the L1-RSRP that is greater than or equal to the first threshold value T1 as the reported measurement result, and reports the measurement result and its corresponding The candidate serving cell is sent to the network device.
- step S505 may be implemented in any of the embodiments of this application, and will not be described again here.
- S506 Receive the cell switching instruction sent by the network device.
- the cell switching instruction includes a target serving cell, and the target serving cell is a cell determined among the candidate serving cells.
- S507 Switch from the source serving cell to the target serving cell according to the cell switching instruction.
- Steps S506 to 507 can be implemented in any of the embodiments of this application, and will not be described again here.
- the delay in obtaining the measurement results can be shortened, thereby enabling the network device to quickly determine the target serving cell of the terminal device, reducing handover delay, and improving Mobility performance allows terminal devices to always be in optimal contact with the network, thereby ensuring the application of various network services.
- Figure 6 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- the mobility management method is executed by the network device, as shown in Figure 6.
- the method includes but is not limited to the following steps:
- S601 Receive the candidate serving cell and the first measurement result of the candidate serving cell sent by the terminal device.
- Cell handover means that the terminal completes the migration of the wireless link connection from the source serving cell to the target serving cell under the control of the wireless access network.
- the network device may receive the cell identifier of the candidate serving cell and its corresponding first measurement result sent by the terminal device.
- the network device may receive the cell identifier of each candidate serving cell and its corresponding first measurement result sent by the terminal device.
- the network device may receive candidate serving cells selected by the terminal device based on the first measurement results.
- the first measurement results of the selected candidate serving cells need to meet preset conditions.
- the network device receives The received candidate serving cells are some of the better quality candidate serving cells.
- the terminal device sends the cell identifiers of these better quality candidate serving cells and their corresponding first measurement results to the network device, so as to reduce signaling overhead and save resources.
- S602 According to the first measurement result, select the target serving cell from the candidate serving cells.
- S603 Send a cell switching instruction to the terminal, where the cell switching instruction includes the target serving cell.
- Figure 7 is a schematic flowchart of a mobility management method provided by an embodiment of the present application.
- the mobility management method is executed by the network device, as shown in Figure 7.
- the method includes but is not limited to the following steps:
- the network configuration information at least includes measurement targets and measurement reporting configurations of L1/L2 measurements of the candidate serving cell and the source serving cell.
- the network configuration information may also include a reporting method of measurement results, such as the number of reporting times, reporting interval, etc.
- the first measurement result includes the measurement target of the L1/L2 cell measurement and the first measurement value of the measurement target.
- the first measurement result received by the network device is the reported measurement result determined by the terminal device based on the first measurement value and the configured first measurement threshold.
- the candidate serving cell received by the network device is Report the candidate serving cells corresponding to the measurement results.
- the first measurement result received by the network device is a reported measurement result determined that the first measurement value is greater than or equal to the configured first measurement threshold value.
- S703 According to the first measurement result, select the target serving cell from the candidate serving cells.
- S704 Send a cell switching instruction to the terminal, where the cell switching instruction includes the target serving cell.
- Steps S703 to 704 can be implemented in any of the embodiments of this application, and will not be described again here.
- the delay in obtaining the measurement results can be shortened, thereby enabling the network device to quickly determine the target serving cell of the terminal device, reducing handover delay, and improving Mobility performance allows terminal devices to always be in optimal contact with the network, thereby ensuring the application of various network services.
- the methods provided by the embodiments of the present application are introduced from the perspectives of network equipment and first terminal equipment respectively.
- the network device and the first terminal device may include a hardware structure and a software module to implement the above functions in the form of a hardware structure, a software module, or a hardware structure plus a software module.
- a certain function among the above functions can be executed by a hardware structure, a software module, or a hardware structure plus a software module.
- FIG. 8 is a schematic structural diagram of a communication device 80 provided by an embodiment of the present application.
- the communication device 80 shown in FIG. 8 may include a transceiver module 801 and a processing module 802.
- the transceiving module 801 may include a sending module and/or a receiving module.
- the sending module is used to implement the sending function
- the receiving module is used to implement the receiving function.
- the transceiving module 801 may implement the sending function and/or the receiving function.
- the communication device 80 may be a terminal device, a device in the terminal device, or a device that can be used in conjunction with the terminal device.
- the communication device 80 may be a network device, a device in the network device, or a device that can be used in conjunction with the network device.
- the communication device 80 is a terminal device:
- the first measurement result includes the measurement target of the L1/L2 cell measurement and the first measurement value of the measurement target.
- the transceiver module 801 is further configured to: determine that the first measurement value is greater than or The first measurement result equal to the configured first measurement threshold is used as the reported measurement result; and the reported measurement result and the candidate serving cell corresponding to the reported measurement result are sent to the network device.
- the processing module 802 is configured to perform L1/L2 cell measurement on the source serving cell and obtain a second measurement result; the second measurement result includes the measurement target of the L1/L2 cell measurement of the source serving cell. and the second measurement value of the measurement target, if it is determined that the second measurement value is less than the configured second measurement threshold value, L1/L2 cell measurement of the candidate serving cell is triggered.
- the measurement target includes at least one of the following: synchronization signal SS-RSRP and L1-RSRP of channel state information CSI.
- the communication device 80 is a communication device:
- the transceiver module 801 is configured to receive the candidate serving cell and the first measurement result of the candidate serving cell sent by the terminal device, and send a cell switching instruction to the terminal, where the cell switching instruction includes the target serving cell;
- the processing module 801 is configured to select a target serving cell from the candidate serving cells according to the first measurement result.
- the transceiving module 801 is further configured to: send network configuration information to the terminal device, where the network configuration information at least includes the measurement target and measurement report of L1/L2 cell measurement of the candidate serving cell and the source serving cell. Configuration value.
- the measurement reporting configuration value includes a measurement threshold value for measurement reporting corresponding to each measurement target.
- Communication device 90 may include one or more processors 901.
- the processor 901 may be a general-purpose processor or a special-purpose processor, or the like.
- it can be a baseband processor or a central processing unit.
- the baseband processor can be used to process communication protocols and communication data.
- the central processor can be used to control communication devices (such as base stations, baseband chips, terminal equipment, terminal equipment chips, DU or CU, etc.) and execute computer programs. , processing data for computer programs.
- the communication device 90 is a terminal device used to implement the functions of the terminal device in the aforementioned embodiments.
- the communication device 90 is a network device used to implement the functions of the network device in the aforementioned embodiments.
- the processor 901 may store a computer program 903, and the computer program 903 runs on the processor 901, causing the communication device 90 to perform the method described in the above method embodiment.
- the computer program 903 may be solidified in the processor 901, in which case the processor 901 may be implemented by hardware.
- the communication device 90 may include a circuit, and the circuit may implement the functions of sending or receiving or communicating in the foregoing method embodiments.
- the processor and transceiver described in this application can be implemented in integrated circuits (ICs), analog ICs, radio frequency integrated circuits RFICs, mixed signal ICs, application specific integrated circuits (ASICs), printed circuit boards ( printed circuit board (PCB), electronic equipment, etc.
- the first measurement result includes the measurement target of the L1/L2 cell measurement and the first measurement value of the measurement target.
- the interface 1002 is also used to: determine that the first measurement value is greater than or equal to The first measurement result of the configured first measurement threshold is used as the reported measurement result; and the reported measurement result and the candidate serving cell corresponding to the reported measurement result are sent to the network device.
- the processor 1001 is configured to perform L1/L2 cell measurement on the source serving cell and obtain a second measurement result; the second measurement result includes a measurement target of L1/L2 cell measurement of the source serving cell. and the second measurement value of the measurement target, if it is determined that the second measurement value is less than the configured second measurement threshold value, L1/L2 cell measurement of the candidate serving cell is triggered.
- the interface 1002 is also configured to: receive network configuration information sent by the network device, where the network configuration information at least includes the measurement target and measurement report of L1/L2 cell measurement of the candidate serving cell and the source serving cell. configuration.
- the measurement target includes at least one of the following: synchronization signal SS-RSRP and L1-RSRP of channel state information CSI.
- the interface 1002 is also used to: send network configuration information to the terminal device, where the network configuration information at least includes the measurement target and measurement reporting configuration of L1/L2 cell measurement of the candidate serving cell and the source serving cell. value.
- the measurement reporting configuration value includes a measurement threshold value for measurement reporting corresponding to each measurement target.
- This application also provides a readable storage medium on which instructions are stored. When the instructions are executed by a computer, the functions of any of the above method embodiments are implemented.
- the computer program may be stored in or transferred from one computer-readable storage medium to another, for example, the computer program may be transferred from a website, computer, server, or data center Transmission to another website, computer, server or data center through wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means.
- the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more available media integrated.
- At least one in this application can also be described as one or more, and the plurality can be two, three, four or more, which is not limited by this application.
- the technical feature is distinguished by “first”, “second”, “third”, “A”, “B”, “C” and “D”, etc.
- the technical features described in “first”, “second”, “third”, “A”, “B”, “C” and “D” are in no particular order or order.
- the corresponding relationships shown in each table in this application can be configured or predefined.
- the values of the information in each table are only examples and can be configured as other values, which are not limited by this application.
- the corresponding relationships shown in some rows may not be configured.
- appropriate deformation adjustments can be made based on the above table, such as splitting, merging, etc.
- the names of the parameters shown in the titles of the above tables may also be other names understandable by the communication device, and the values or expressions of the parameters may also be other values or expressions understandable by the communication device.
- other data structures can also be used, such as arrays, queues, containers, stacks, linear tables, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables or hash tables. wait.
- Predefinition in this application can be understood as definition, pre-definition, storage, pre-storage, pre-negotiation, pre-configuration, solidification, or pre-burning.
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Abstract
Description
Claims (19)
- 一种移动性管理方法,其特征在于,由终端设备执行,所述方法包括:对所述终端设备的候选服务小区进行L1/L2小区测量,获取第一测量结果;向网络设备发送所述候选服务小区和所述候选服务小区的第一测量结果;接收所述网络设备发送小区切换指令,所述小区切换指令包括目标服务小区,其中,所述目标服务小区为所述候选服务小区中确定出的小区;根据所述小区切换指令从所述终端设备的当前接入的源服务小区切换至所述目标服务小区。
- 根据权利要求1所述的方法,其特征在于,所述第一测量结果中包括所述L1/L2小区测量的测量目标和所述测量目标的第一测量值,所述向网络设备发送所述候选服务小区和所述候选服务小区的第一测量结果,包括:确定所述第一测量值大于或等于配置的第一测量门限值的第一测量结果,作为上报测量结果;向所述网络设备发送所述上报测量结果和所述上报测量结果对应的候选服务小区。
- 根据权利要求1所述的方法,其特征在于,所述对所述终端设备的候选服务小区进行L1/L2小区测量,包括:对所述源服务小区进行L1/L2小区测量,获取第二测量结果;所述第二测量结果包括所述源服务小区的L1/L2小区测量的测量目标和所述测量目标的第二测量值,确定所述第二测量值小于配置的第二测量门限值,则触发对所述候选服务小区进行L1/L2小区测量。
- 根据权利要求1-3中任一项所述的方法,其特征在于,所述对所述终端设备的候选服务小区进行L1/L2小区测量之前,还包括:接收所述网络设备发送的网络配置信息,所述网络配置信息至少包括所述候选服务小区和源服务小区的L1/L2小区测量的测量目标和测量上报配置。
- 根据权利要求4所述的方法,其特征在于,所述测量目标包括以下至少一种:同步信号SS-RSRP和信道状态信息CSI的L1-RSRP。
- 根据权利要求4所述的方法,其特征在于,所述测量上报配置值包括每个所述测量目标对应的测量上报的测量门限值。
- 一种移动性管理方法,其特征在于,由网络设备执行,所述方法包括:接收终端设备发送的候选服务小区和候选服务小区的第一测量结果;根据所述第一测量结果,从所述候选服务小区中目标服务小区;向所述终端发送小区切换指令,所述小区切换指令包括目标服务小区。
- 根据权利要求7所述的方法,其特征在于,所述第一测量结果中包括所述L1/L2小区测量的测量目标和所述测量目标的第一测量值,所述网络设备接收到的所述第一测量结果为所述第一测量值大于或等于配置的第一测量门限值的上报测量结果;所述网络设备接收到的所述候选服务小区为所述上报测量结果对应的候选服务小区。
- 根据权利要求7或8所述的方法,其特征在于,所述接收终端设备发送的候选服务小区和候选服务小区的第一测量结果之前,还包括:向所述终端设备发送网络配置信息,所述网络配置信息至少包括所述候选服务小区和源服务小区的L1/L2小区测量的测量目标和测量上报配置值。
- 根据权利要求9所述的方法,其特征在于,所述测量目标包括以下至少一种:同步信号SS-RSRP和信道状态信息CSI-L1-RSRP。
- 根据权利要求9所述的方法,其特征在于,所述测量上报配置值包括每个所述测量目标对应的测量上报的测量门限值。
- 一种通信装置,其特征在于,包括:处理模块,用于对所述终端设备的候选服务小区进行L1/L2小区测量,获取第一测量结果,并根据小区切换指令从所述终端设备的当前接入的源服务小区切换至目标服务小区;收发模块,用于向网络设备发送所述候选服务小区和所述候选服务小区的第一测量结果,并接收所述网络设备发送小区切换指令,所述小区切换指令包括所述目标服务小区,其中,所述目标服务小区为所述候选服务小区中确定出的小区。
- 一种通信装置,其特征在于,包括:收发模块,用于接收终端设备发送的候选服务小区和候选服务小区的第一测量结果,并向所述终端发送小区切换指令,所述小区切换指令包括目标服务小区处理模块,用于根据所述第一测量结果,从所述候选服务小区中目标服务小区。
- 一种通信装置,其特征在于,所述装置包括处理器和存储器,所述存储器中存储有计算机程序,所述处理器执行所述存储器中存储的计算机程序,以使所述装置执行如权利要求1-6中任一项所述的方法。
- 一种通信装置,其特征在于,所述装置包括处理器和存储器,所述存储器中存储有计算机程序,所述处理器执行所述存储器中存储的计算机程序,以使所述装置执行如权利要求7-11中任一项所述的方法。
- 一种通信装置,其特征在于,包括:处理器和接口电路;所述接口电路,用于接收代码指令并传输至所述处理器;所述处理器,用于运行所述代码指令以执行如权利要求1-6中任一项所述的方法。
- 一种通信装置,其特征在于,包括:处理器和接口电路;所述接口电路,用于接收代码指令并传输至所述处理器;所述处理器,用于运行所述代码指令以执行如权利要求7-11中任一项所述的方法。
- 一种计算机可读存储介质,用于存储有指令,当所述指令被执行时,使如权利要求1-6中任一项所述的方法被实现。
- 一种计算机可读存储介质,用于存储有指令,当所述指令被执行时,使如权利要求7-11中任一项所述的方法被实现。
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