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WO2023130471A1 - 小区接入方法、装置、设备及可读存储介质 - Google Patents

小区接入方法、装置、设备及可读存储介质 Download PDF

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Publication number
WO2023130471A1
WO2023130471A1 PCT/CN2022/071117 CN2022071117W WO2023130471A1 WO 2023130471 A1 WO2023130471 A1 WO 2023130471A1 CN 2022071117 W CN2022071117 W CN 2022071117W WO 2023130471 A1 WO2023130471 A1 WO 2023130471A1
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WO
WIPO (PCT)
Prior art keywords
terminal
type
initial bwp
bandwidth
downlink
Prior art date
Application number
PCT/CN2022/071117
Other languages
English (en)
French (fr)
Inventor
李艳华
Original Assignee
北京小米移动软件有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to US18/727,653 priority Critical patent/US20250097777A1/en
Priority to CN202280000156.2A priority patent/CN114451008A/zh
Priority to PCT/CN2022/071117 priority patent/WO2023130471A1/zh
Priority to EP22917941.1A priority patent/EP4465737A1/en
Publication of WO2023130471A1 publication Critical patent/WO2023130471A1/zh

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18Negotiating wireless communication parameters
    • H04W28/20Negotiating bandwidth
    • 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
    • H04L5/0064Rate requirement of the data, e.g. scalable bandwidth, data priority
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/02Access restriction performed under specific conditions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/08Access restriction or access information delivery, e.g. discovery data delivery
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/08Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/16Discovering, processing access restriction or access information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/20Selecting an access point
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0833Random access procedures, e.g. with 4-step access

Definitions

  • the present disclosure relates to the communication field, and in particular to a cell access method, device, equipment and readable storage medium.
  • REDCAP Reduced Capability NR Devices
  • Embodiments of the present disclosure provide a cell access method, device, equipment, and a readable storage medium, which can indicate whether a REDCAP terminal will generate a cell bar. Described technical scheme is as follows:
  • a cell access method which is applied to a first type of terminal, and the method includes:
  • a cell access method which is applied to an access network device of a target cell, and the method includes:
  • the configuration information includes an information field for configuring the initial BWP, and the first type of terminal is used to determine the access to the target cell according to the bandwidth and supported bandwidth of the initial BWP Enter the result.
  • a device for cell access includes:
  • a processing module configured to obtain the bandwidth of the initial bandwidth part BWP configured by the target cell
  • the processing module is further configured to determine an access result to the target cell based on the initial BWP bandwidth and the supported bandwidth of the first type terminal.
  • a device for cell access includes:
  • a sending module configured to send configuration information to a first-type terminal, where the configuration information includes an information field for configuring an initial BWP, and the first-type terminal is used to determine the bandwidth for the initial BWP and the supported bandwidth according to the initial BWP. Describe the access result of the target cell.
  • a terminal comprising:
  • transceiver connected to the processor
  • a memory for storing executable signaling of the processor
  • the processor is configured to load and execute the executable signaling to implement the cell access method described in the foregoing embodiments of the present disclosure.
  • an access network device in another aspect, and the access network device includes:
  • transceiver connected to the processor
  • a memory for storing executable signaling of the processor
  • the processor is configured to load and execute the executable signaling to implement the cell access method described in the foregoing embodiments of the present disclosure.
  • a computer-readable storage medium In another aspect, a computer-readable storage medium is provided. At least one instruction, at least one program, code set or instruction set is stored in the computer-readable storage medium. The at least one instruction, at least one program, code set or instruction set The set is loaded and executed by the processor to implement the cell access method described in the foregoing embodiments of the present disclosure.
  • For the first type of terminal first obtain the bandwidth of the initial bandwidth part BWP configured by the target cell, so as to determine whether the first type of terminal is a cell bar according to the supported bandwidth of the first type of terminal and the bandwidth of the initial BWP configured by the target cell, to avoid Redcap The terminal cannot determine whether the cell bar is the problem.
  • Fig. 1 is a block diagram of a communication system provided by an exemplary embodiment of the present disclosure
  • FIG. 2 is a flowchart of a cell access method provided by an exemplary embodiment of the present disclosure
  • FIG. 3 is a flowchart of a cell access method provided by another exemplary embodiment of the present disclosure.
  • FIG. 4 is a flowchart of a cell access method provided by another exemplary embodiment of the present disclosure.
  • Fig. 5 is a flowchart of a cell access method provided by another exemplary embodiment of the present disclosure.
  • FIG. 6 is a flowchart of a cell access method provided by another exemplary embodiment of the present disclosure.
  • Fig. 7 is a structural block diagram of a cell access device provided by an exemplary embodiment of the present disclosure.
  • Fig. 8 is a structural block diagram of a cell access device provided by another exemplary embodiment of the present disclosure.
  • Fig. 9 is a block diagram of a terminal provided by an exemplary embodiment of the present disclosure.
  • Fig. 10 is a block diagram of an access network device provided by an exemplary embodiment of the present disclosure.
  • FIG. 1 shows a block diagram of a communication system provided by an exemplary embodiment of the present disclosure.
  • the communication system may include: a core network 11 , an access network 12 and a terminal 13 .
  • the core network 11 includes several core network devices 110 .
  • the core network device 110 includes access and mobility management function (Access and Mobility Management Function, AMF), session management function (Session Management Function, SMF) and user plane management function (User Plane Function, UPF) and other equipment, wherein, AMF uses For functions such as controlling terminal access rights and switching, SMF is used to provide server continuity and uninterrupted user experience of the server, such as: IP address and anchor point changes, etc.
  • AMF Access and Mobility Management Function
  • SMF Session Management Function
  • UPF User Plane Function
  • the access network 12 includes several access network devices 120 .
  • the access network device 120 may be a base station, and a base station is a device deployed in an access network to provide a terminal with a wireless communication function.
  • the base station may include various forms of macro base stations, micro base stations, relay stations, access points and so on.
  • the names of devices with base station functions may be different, for example, in a long-term evolution (Long Term Evolution, LTE) system, it is called eNodeB or eNB; in 5G new air interface ( In the New Radio (NR) system, it is called gNode B or gNB.
  • LTE Long Term Evolution
  • NR New Radio
  • the name "base station” may describe and change.
  • the foregoing apparatuses for providing wireless communication functions for terminals are collectively referred to as access network equipment.
  • Terminal 13 may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, as well as various forms of terminals (User Equipment, UE), mobile stations (Mobile Station, MS), terminal (terminal device) and so on. For convenience of description, the devices mentioned above are collectively referred to as terminals.
  • the access network device 120 and the terminal 13 communicate with each other through a certain air interface technology, such as a Uu interface.
  • the terminal 13 accesses the access network device 120, it needs to meet the access bandwidth requirement of the access network device 120.
  • REDCAP Reduced Capability NR Devices
  • REDCAP terminals or NR-lite (lightweight) terminals for short, are similar to IoT devices in LTE and need to meet the following requirements:
  • Some Redcap terminals include 1 receiving antenna, and some Redcap terminals include 2 receiving antennas.
  • SIB System Information Block
  • the bandwidth supported by the terminal is the maximum uplink or downlink bandwidth supported by the terminal.
  • the cell bar processing of the Redcap terminal After the introduction of the Redcap terminal, like the NR common terminal, the cell bar processing of the Redcap terminal also needs to be considered.
  • System information is information repeatedly broadcast by cell access network equipment. Among them, system information is divided into master information block MIB and system information block SIB. When the access network equipment is turned on, it will be sent first (Master Information Block, MIB) , and then send a series of SIBs.
  • MIB Master Information Block
  • FIG. 2 is a flow chart of a cell access method provided in an exemplary embodiment of the present disclosure.
  • type terminal as an example, as shown in Figure 2, the method includes:
  • Step 201 acquiring the bandwidth of the initial bandwidth part BWP configured by the target cell.
  • the first type terminal includes a Redcap type terminal introduced in R17, or the first type terminal includes an enhanced Redcap type terminal introduced in a subsequent version, which is not limited in this embodiment.
  • the initial BWP is the BWP independently configured by the target cell for the first type of terminal, or, the initial BWP is the BWP synchronously configured by the target cell for the first type of terminal and other types of terminals; or, the initial BWP is configured by the target cell
  • the default BWP which is not limited in this embodiment.
  • the initial BWP includes an initial uplink BWP and/or an initial downlink BWP.
  • the bandwidth of the uplink initial BWP configured by the target cell is acquired, and/or the bandwidth of the downlink initial BWP configured by the target cell is acquired.
  • Step 202 determine an access result to the target cell based on the initial BWP bandwidth and the bandwidth supported by the first type of terminal.
  • the first type of terminal cell bar when the initial BWP bandwidth is greater than the bandwidth supported by the first type of terminal, then determine the first type of terminal cell bar, that is, the first type of terminal is prohibited from accessing the target cell.
  • the bandwidth of the initial uplink BWP is greater than (or equal to) the bandwidth supported by the first type of terminal, then determine the cell bar of the first type of terminal.
  • the bandwidth of the initial downlink BWP is greater than (or equal to) the bandwidth supported by the first type of terminal, then determine the cell bar of the first type of terminal.
  • the initial BWP bandwidth is greater than or equal to the bandwidth supported by the first type of terminal, then determine the cell bar of the first type of terminal.
  • the cell bar when the bandwidth of the initial BWP is greater than the bandwidth supported by the first type of terminal is taken as an example for illustration.
  • the method provided in this embodiment for the first type of terminal, first obtains the bandwidth of the initial bandwidth part BWP configured by the target cell, so that according to the supported bandwidth of the first type of terminal and the bandwidth of the initial BWP configured by the target cell, Determine whether the first type of terminal is a cell bar, to avoid the problem that the Redcap terminal cannot determine whether it is a cell bar.
  • the uplink initial BWP and the downlink initial BWP are described respectively.
  • FIG. 3 is a flowchart of a cell access method provided by an exemplary embodiment of the present disclosure. The method is applied to a first type of terminal as an example for illustration. As shown in FIG. 3 , the method includes:
  • Step 301 acquire the uplink initial BWP bandwidth configured by the target cell.
  • At least one of the following methods is included:
  • First receiving first configuration information, where the first configuration information includes an information field for configuring uplink initial BWP; determining the uplink initial BWP bandwidth configured for the first type of terminal in the first configuration information.
  • the uplink initial BWP configured separately for the first type of terminal is included in the first configuration information.
  • the first configuration information includes an information field for configuring the uplink initial BWP; determining the uplink initial BWP bandwidth configured for the first type of terminal in the first configuration information can be placed in the SIB-x.
  • SIB1 when SIB1 includes the uplink initial BWP configured for the first type of terminal, regardless of whether SIB1 includes the uplink initial BWP configured for the second type of terminal, use the uplink initial BWP configured for the first type of terminal in SIB1 As the initial uplink BWP of the first type terminal, that is, the uplink BWP configured for the first type terminal in SIB1 is preferentially used.
  • the first configuration information is received, and the first configuration information includes an information field for configuring the uplink initial BWP; in response to the first configuration information including the uplink initial BWP configured for the second type of terminal, the second type of terminal
  • the configured uplink initial BWP bandwidth is used as the uplink initial BWP bandwidth corresponding to the first type of terminal.
  • the first configuration information includes an information field for configuring the uplink initial BWP; in response to the first configuration information including the uplink initial BWP configured for the second type of terminal, its information may be carried in the SIB-y.
  • SIB-y may be the same as SIB-x, or may be different information blocks.
  • the uplink initial BWP configured for the second type of terminal in response to the fact that the first configuration information includes the uplink initial BWP configured for the second type of terminal, and the first configuration information does not configure the uplink initial BWP for the first type of terminal, then the uplink initial BWP configured for the second type of terminal
  • the initial BWP bandwidth is used as the uplink initial BWP bandwidth corresponding to the first type of terminal.
  • the first type of terminal considers that the uplink initial BWP is configured for the first type of terminal.
  • the initial uplink BWP configured by the terminal of the second type is used as the initial uplink BWP of the terminal of the first type.
  • the first type of terminal is a Redcap terminal
  • the second type of terminal is a non-Redcap terminal, that is, a common terminal.
  • Step 302 in response to the fact that the uplink initial BWP bandwidth is greater than the supported bandwidth, determine that the terminal of the first type is prohibited from accessing the target cell.
  • the prohibition of the first type terminal from accessing the target cell refers to that the first type terminal cancels or does not access the target cell, that is, the first type terminal performs a cell bar on the target cell.
  • the bandwidth of the uplink initial BWP is greater than the maximum uplink bandwidth supported by the first type of terminal, determine the cell bar of the first type of terminal for the target cell.
  • the bandwidth of the initial uplink bandwidth part BWP configured by the target cell is obtained through the first configuration information, so that according to the supported bandwidth of the first type of terminal and the bandwidth configured by the target cell
  • the bandwidth of the initial uplink BWP determines whether the first type of terminal is a cell bar, so as to avoid the problem that the Redcap terminal cannot determine whether it is a cell bar.
  • FIG. 4 is a flowchart of a cell access method provided by an exemplary embodiment of the present disclosure. The method is applied to a first type of terminal as an example for illustration. As shown in FIG. 4 , the method includes:
  • Step 401 acquire the downlink initial BWP bandwidth configured by the target cell.
  • At least one of the following methods is included:
  • the second configuration information includes the downlink initial BWP configured separately for the first type of terminal.
  • the downlink initial BWP configured for the first type of terminal is directly used as the downlink initial BWP.
  • SIB1 when SIB1 includes the downlink initial BWP configured for the first type of terminal, regardless of whether SIB1 includes the downlink initial BWP configured for the second type of terminal, use the downlink initial BWP configured for the first type of terminal in SIB1 As the downlink initial BWP of the first type terminal, that is, the downlink BWP configured for the first type terminal in SIB1 is preferentially used.
  • the second configuration information includes an information field for configuring the downlink initial BWP; in response to the second configuration information including the downlink initial BWP configured for the second type of terminal, the second type of terminal.
  • the configured downlink initial BWP bandwidth is used as the downlink initial BWP bandwidth corresponding to the first type of terminal.
  • the downlink initial BWP configured for the second type of terminal is not configured for the first type of terminal in the second configuration information.
  • the downlink initial BWP configured for the second type of terminal The initial BWP bandwidth is used as the downlink initial BWP bandwidth corresponding to the first type of terminal.
  • the first type of terminal considers that the downlink initial BWP is configured for the first type of terminal.
  • the initial downlink BWP configured by the terminal of the second type is used as the initial downlink BWP of the terminal of the first type.
  • the first type of terminal is a Redcap terminal
  • the second type of terminal is a non-Redcap terminal, that is, a common terminal.
  • the bandwidth of the initial control resource set (Control Resource Set, CORESET) configured in the master information block MIB is used as the downlink initial BWP bandwidth corresponding to the first type of terminal.
  • the bandwidth of CORESET#0 configured in the MIB is used as the downlink initial BWP bandwidth corresponding to the first type of terminal.
  • the downlink initial BWP is configured for the second type of terminal in SIB1, it includes: 1. Configured; 2. Not configured; 3.
  • the downlink initial BWP bandwidth configured for the second type of terminal is greater than or smaller than that of the first type of terminal Support bandwidth, but SIB1 does not configure a separate downlink initial BWP for the first type of terminal, then the first type of terminal uses the bandwidth of CORESET#0 determined by the parameters in the MIB as the downlink initial BWP, and can access normally at this time.
  • first configuration information and second configuration information can be implemented as the same configuration information, or can be implemented as different configuration information.
  • both the first configuration information and the second configuration information are implemented as SIB1.
  • Step 402 in response to the fact that the downlink initial BWP bandwidth is greater than the supported bandwidth, determine that the terminal of the first type is prohibited from accessing the target cell.
  • the prohibition of the first type terminal from accessing the target cell refers to that the first type terminal cancels access or does not access the target cell, that is, the first type terminal to the target cell cell bar.
  • the bandwidth of the initial downlink BWP is greater than the maximum downlink bandwidth supported by the first type of terminal, then determine the cell bar of the target cell for the first type of terminal.
  • the bandwidth of the initial downlink bandwidth part BWP configured by the target cell is obtained through the second configuration information, so that according to the supported bandwidth of the first type of terminal and the bandwidth configured by the target cell
  • the bandwidth of the initial downlink BWP determines whether the first type of terminal is a cell bar, so as to avoid the problem that the Redcap terminal cannot determine whether it is a cell bar.
  • the bandwidth of the initial uplink BWP is greater than that of the first type of terminal, and the bandwidth of the initial downlink BWP is greater than that of the first type of terminal, if any one or both of them match, the cell bar of the first type of terminal is determined.
  • the target cell when the target cell configures the BWP individually for the first type of terminal, that is, the SIB1 sent by the target cell to the first type of terminal includes the BWP individually configured for the first type of terminal.
  • the network configures a single downlink initial BWP for the first type terminal; or, the network configures multiple individual downlink initial BWPs for the first type terminal.
  • the network configures a single downlink initial BWP for the first type of terminal
  • the downlink initial BWP includes CORESET#0; the downlink initial BWP is used for receiving a random access response (Random Access Response, RAR), a paging (paging) message, and a system message of the first type terminal.
  • RAR Random Access Response
  • paging paging
  • the network configures multiple individual downlink initial BWPs for the first type of terminal.
  • the second downlink initial BWP configured by the target cell is acquired, and the second downlink initial BWP is used for receiving the paging message.
  • the terminal of the first type uses the initial BWP configured by the master information block (MIB-configured) to receive the system message.
  • MIB-configured master information block
  • the first type of terminal determines the initial downlink BWP
  • the initial downlink BWP is greater than the maximum downlink bandwidth supported by the first type of terminal
  • the network configures a single downlink initial BWP for the first type of terminal. If the BWP includes CORESET#0, then, for the first type of terminal, the downlink initial BWP is greater than the first type of terminal supported by the first type of terminal. The maximum downlink bandwidth, the terminal regards it as a cell bar.
  • the network configures a single downlink initial BWP1 for the first type of terminal, and the downlink initial BWP1 is used for receiving RAR.
  • the bandwidth of BWP1 is greater than the maximum downlink bandwidth supported by the first type of terminal, due to the A type of terminal can fall back to the MIB-configured initial BWP to receive system messages, so the terminal does not consider it a cell bar at this time.
  • the network configures a single downlink initial BWP2 for the first type of terminal, and the downlink initial BWP2 is used for receiving paging messages.
  • the bandwidth of BWP2 is greater than the maximum downlink bandwidth supported by the first type of terminal, due to The first type of terminal can fall back to the MIB-configured initial BWP to receive system messages, so the terminal does not consider it a cell bar at this time.
  • Fig. 5 is a flowchart of a cell access method provided by another exemplary embodiment of the present application. Taking the method applied to an access network device as an example, as shown in Fig. 5, the method includes:
  • Step 501 sending configuration information to a first type terminal, where the configuration information includes an information field for configuring an initial BWP.
  • the terminal of the first type is used to determine an access result to the target cell according to the bandwidth of the initial BWP and the supported bandwidth.
  • the configuration information includes first configuration information or second configuration information.
  • the first configuration information includes an information field for configuring an uplink initial BWP to a first type terminal; or, the first configuration information includes an information field for configuring an uplink initial BWP to a second type terminal, and does not include an information field for configuring an uplink initial BWP to a first type terminal.
  • Uplink initial BWP configured for type terminals.
  • the first type of terminal determines the bandwidth of the uplink initial BWP according to the first configuration information;
  • the second type terminal configures the information field of the uplink initial BWP, and does not include the uplink initial BWP configured for the first type terminal, then the first type terminal uses the bandwidth of the uplink initial BWP of the second type terminal as the uplink initial BWP bandwidth.
  • the second configuration information includes an information field for configuring the downlink initial BWP for the first type of terminal; or, the second configuration information includes an information field for configuring the downlink initial BWP for the second type of terminal, and does not include the information field for The downlink initial BWP configured for type terminals.
  • the first type of terminal determines the bandwidth of the downlink initial BWP according to the second configuration information;
  • the second type terminal configures the information field of the downlink initial BWP, and does not include the downlink initial BWP configured to the first type terminal, then the first type terminal uses the bandwidth of the downlink initial BWP of the second type terminal as the downlink initial BWP bandwidth; or , when the second configuration information does not include the downlink initial BWP configured for the first type of terminal, no matter whether it includes the downlink initial BWP configured for the second type of terminal, the CORESET#0 bandwidth configured in the MIB is used as the downlink initial BWP bandwidth .
  • the downlink initial BWP includes a first downlink initial BWP, and the first downlink initial BWP is used to receive a random access response RAR;
  • the downlink initial BWP includes a second downlink initial BWP, and the second downlink initial BWP is used for receiving paging messages.
  • the first configuration information and the second configuration information can be implemented as the same system message, or as different system messages.
  • both the first configuration information and the second configuration information are implemented as SIB1 for illustration. .
  • FIG. 6 is a flow chart of a cell access method provided in another exemplary embodiment of the present application. Taking the method applied to an access network device and a first-type terminal as an example, as shown in FIG. 6, the method includes:
  • Step 601 the access network device sends SIB1 to the first type terminal.
  • SIB1 includes an information field for configuring the initial BWP.
  • the SIB1 includes an information field for configuring the initial uplink BWP, and/or, the SIB1 includes an information field for configuring the initial downlink BWP.
  • the SIB1 includes the initial BWP that the cell separately configures for the first type of terminal; or, the SIB1 includes the common initial BWP that the cell configures for the first type of terminal and the second type of terminal.
  • Step 602 the terminal of the first type receives the SIB1 sent by the access network device.
  • Step 603 the terminal of the first type acquires the bandwidth of the initial BWP configured by the target cell from SIB1.
  • SIB1 when SIB1 includes the uplink initial BWP configured for the first type of terminal, regardless of whether SIB1 includes the uplink initial BWP configured for the second type of terminal, the uplink initial BWP configured for the first type of terminal in SIB1 is used as the The initial uplink BWP of the first type of terminal; if SIB1 configures an uplink initial BWP for the second type of terminal, but at this time SIB1 does not configure a separate uplink initial BWP for the first type of terminal, then the first type of terminal considers the uplink initial BWP for the second type of terminal The initial uplink BWP configured by the terminal of the second type is used as the initial uplink BWP of the terminal of the first type.
  • SIB1 when SIB1 includes the downlink initial BWP configured for the first type of terminal, regardless of whether SIB1 includes the downlink initial BWP configured for the second type of terminal, the downlink initial BWP configured for the first type of terminal in SIB1 is used as the The downlink initial BWP of the first type of terminal; if the downlink initial BWP is configured for the second type of terminal in SIB1, and no separate downlink initial BWP is configured for the first type of terminal in SIB1 at this time, then the first type of terminal considers that the downlink initial BWP is for the second type of terminal The downlink initial BWP configured by the second type terminal is used as the downlink initial BWP of the first type terminal; or, regardless of whether the downlink initial BWP is configured for the second type terminal in SIB1, including: 1.
  • Step 604 the terminal of the first type determines the result of accessing the target cell based on the initial BWP bandwidth and the supported bandwidth.
  • the first type of terminal when the initial BWP bandwidth is greater than the maximum uplink/downlink bandwidth supported by the first type of terminal, it is determined that the first type of terminal is prohibited from accessing the target cell, that is, the first type of terminal cell bar; otherwise, the first type of terminal is determined able to access the target cell.
  • the method provided in this embodiment for the first type of terminal, first obtains the bandwidth of the initial bandwidth part BWP configured by the target cell, so that according to the supported bandwidth of the first type of terminal and the bandwidth of the initial BWP configured by the target cell, Determine whether the first type of terminal is a cell bar, to avoid the problem that the Redcap terminal cannot determine whether it is a cell bar.
  • cell reselection is performed in response to the first type of terminal barring access to the target cell.
  • cell reselection is performed when the terminal of the first type judges to obtain the cell bar according to the uplink initial BWP or the downlink initial BWP.
  • the terminal of the first type obtains the configuration in SIB1, it makes a judgment according to the initial uplink BWP or initial BWP in the SIB1 configuration, and determines the cell bar of the terminal of the first type, then performs cell reselection.
  • cell reselection includes at least one of the following methods:
  • the first type of terminal its cell reselection method is consistent with that of the second type of terminal; wherein, the first type of terminal is implemented as a reduced capability terminal, that is, a Redcap terminal, and the second type of terminal
  • the first type of terminal performs cell reselection according to a cell reselection switch (IntraFreqReselection, IFRI) in the MIB.
  • IFRI Cell reselection switch
  • cell reselection is performed in a pre-agreed manner when performing cell reselection, for example, cell reselection is performed in accordance with a protocol predefined manner when performing cell reselection ; Or, perform cell reselection in a hardcoded manner during cell reselection.
  • cell reselection is performed according to the cell reselection identifier configured in SIB1 during cell reselection, where the cell reselection identifier is configured for the first type of terminal logo.
  • the cell reselection identifier is configured for the first type of terminal logo.
  • Redcap users there is a Redcap specific (specific) IFRI.
  • the above cell reselection method is used to determine whether the first type of terminal is allowed to perform intra-frequency cell reselection, that is, the first type of terminal is allowed to perform cell reselection, or does not allow intra-frequency cell reselection.
  • the method provided in this embodiment for the first type of terminal, after determining the cell bar of the first type of terminal, it is determined through the cell re-switching/protocol/hard coding/cell reselection identifier in the MIB
  • the cell reselection method provides a solution for Redcap behind the cell bar and improves cell access efficiency.
  • the first type of terminal obtains the configuration in SIB1, and compares the above-mentioned uplink initial BWP/downlink initial BWP with the maximum supported bandwidth, when the uplink initial BWP/downlink initial BWP is greater than the maximum supported bandwidth of the first type of terminal , then directly determine the cell bar, otherwise, for the TDD system, it is necessary to make a center frequency point alignment judgment for the initial uplink and downlink BWP.
  • a type of terminal performs cell bar for the target cell, and performs cell reselection after the cell bar.
  • the cell reselection method please refer to the cell reselection method in the foregoing embodiments.
  • the above-mentioned comparison of the initial uplink and downlink BWP with the maximum supported bandwidth, and the center frequency point alignment judgment of the uplink and downlink initial BWP are two parallel judging processes, or the comparison between the uplink and downlink initial BWP and the maximum supported bandwidth On the basis of determining that no cell bar is generated, it is necessary to further judge the center frequency point alignment of the uplink and downlink initial BWP.
  • the first type of terminal obtains the configuration in SIB1, and compares the above-mentioned uplink initial BWP/downlink initial BWP with the maximum supported bandwidth.
  • the uplink initial BWP/downlink initial BWP is greater than the maximum supported bandwidth of the first type of terminal, Then determine the cell bar directly. Otherwise, for the TDD system, it is necessary to make a center frequency point alignment judgment for the initial uplink and downlink BWP.
  • the inclusion of CORESET#0 in the downlink initial BWP meets the preset conditions, it is considered that the first type of terminal is for the target cell cell bar, and cell reselection is performed after the cell bar.
  • the cell reselection method please refer to the above-mentioned embodiment The way of cell reselection in .
  • the above preset condition is an additional condition for cell bar judgment, that is, when the center frequency points of the uplink initial BWP and the downlink initial BWP are not aligned, the first type of terminal will not be directly determined.
  • the cell bar of the target cell and when the center frequency points of the uplink initial BWP and the downlink initial BWP are not aligned, and the uplink and downlink initial BWP meet the preset conditions, the first type of terminal is determined to be the target cell cell bar; otherwise, when the judgment is obtained When the center frequency points of the uplink initial BWP and the downlink initial BWP are not aligned, and the uplink and downlink initial BWP do not meet the preset conditions, it is determined that the first type of terminal is not on the cell bar of the target cell.
  • the preset condition is used to indicate that the uplink initial BWP/downlink initial BWP contains CORESET#0 or does not contain CORESET#0, and the additional preset condition includes at least one of the following situations:
  • the uplink initial BWP contains CORESET#0;
  • Condition 4 The downlink initial BWP does not contain CORESET#0.
  • condition 1 Take the above condition 1 as an example: as an embodiment, for a TDD system, if the center frequency points of the uplink initial BWP and the downlink initial BWP are not aligned after the judgment, and the uplink initial BWP contains CORESET#0, then the first type terminal is considered For the target cell cell bar, perform cell reselection after the cell bar;
  • the first type of terminal does not perform cell for the target cell bar.
  • the terminal performs cell bar for the target cell, and performs cell reselection processing after the cell bar;
  • the uplink initial BWP contains CORESET#0, it is considered that the first type of terminal does not perform cell bar for the target cell .
  • the first type of terminal does not perform cell for the target cell bar.
  • the terminal performs cell bar for the target cell, and performs cell reselection processing after the cell bar;
  • the first type of terminal does not perform cell bar for the target cell .
  • condition 1, condition 2, condition 3 and condition 4 can be arbitrarily combined as additional preset conditions to judge the cell bar.
  • the method provided in this embodiment is aimed at the TDD system.
  • the first type of terminal compares the initial uplink and downlink BWP bandwidth with the supported bandwidth, when the center frequency points of the uplink and downlink BWP are not aligned, determine the second A type of terminal to the cell bar of the target cell, thereby improving the accuracy of cell access.
  • Fig. 7 is a structural block diagram of a cell access device provided by an exemplary embodiment of the present disclosure. As shown in Fig. 7, the device includes:
  • a processing module 710 configured to acquire the bandwidth of the initial bandwidth part BWP configured by the target cell;
  • the processing module 710 is further configured to determine an access result to the target cell based on the initial BWP bandwidth and the supported bandwidth of the first type terminal.
  • the processing module 710 is further configured to obtain an initial uplink BWP bandwidth configured by the target cell.
  • the device also includes:
  • a receiving module 720 configured to receive first configuration information, where the first configuration information includes an information field for configuring an uplink initial BWP;
  • the processing module 710 is further configured to determine an initial uplink BWP bandwidth configured for the first type of terminal in the first configuration information.
  • the device also includes:
  • a receiving module 720 configured to receive first configuration information, where the first configuration information includes an information field for configuring an uplink initial BWP;
  • the processing module 710 is further configured to, in response to the first configuration information including the uplink initial BWP configured for the second type of terminal, and the uplink initial BWP is not configured for the first type of terminal, then set the second The uplink initial BWP bandwidth configured by the type terminal is used as the uplink initial BWP bandwidth corresponding to the first type terminal.
  • the processing module 710 is further configured to determine that the terminal of the first type is prohibited from accessing the target cell in response to the initial uplink BWP bandwidth being greater than the supported bandwidth.
  • the processing module 710 is further configured to obtain an initial downlink BWP bandwidth configured by the target cell.
  • the device also includes:
  • a receiving module 720 configured to receive second configuration information, where the second configuration information includes an information field for configuring a downlink initial BWP;
  • the processing module 710 is further configured to determine an initial downlink BWP bandwidth configured for the first type of terminal in the second configuration information.
  • the device also includes:
  • a receiving module 720 configured to receive second configuration information, where the second configuration information includes a second information field for configuring the downlink initial BWP;
  • the processing module 710 is further configured to, in response to the second configuration information including the downlink initial BWP configured for the second type of terminal, and the downlink initial BWP is not configured for the first type of terminal, then set the second The downlink initial BWP bandwidth configured by the type terminal is used as the downlink initial BWP bandwidth corresponding to the first type terminal.
  • the processing module 710 is further configured to use the bandwidth of the initial control resource set configured in the main information block as the initial downlink BWP bandwidth corresponding to the first type of terminal.
  • the processing module 710 is further configured to obtain a first downlink initial BWP configured by the target cell, and the first downlink initial BWP is used to receive a random access response RAR;
  • the processing module 710 is further configured to acquire a second downlink initial BWP configured by the target cell, and the second downlink initial BWP is used for receiving paging messages.
  • the processing module 710 is further configured to determine that the terminal of the first type is prohibited from accessing the target cell in response to the downlink initial BWP bandwidth being greater than the supported bandwidth.
  • the processing module 710 is further configured to perform cell reselection in response to the terminal of the first type prohibiting access to the target cell.
  • the processing module 710 is further configured to perform cell reselection according to the cell reselection switch in the master information block;
  • the processing module 710 is further configured to, for an asymmetric frequency spectrum, determine that the first type of terminal is not aligned with the target cell Access forbidden.
  • the processing module 710 is further configured to respond to the asymmetric spectrum, in response to the center frequency point of the uplink initial BWP being not aligned with the downlink initial BWP, and the uplink initial BWP or the downlink initial BWP matching the initial control resource The inclusion of the set meets the preset condition, and it is determined that the terminal of the first type is prohibited from accessing the target cell.
  • Fig. 8 is a structural block diagram of a cell access device provided by an exemplary embodiment of the present disclosure. As shown in Fig. 8, the device includes:
  • the sending module 810 is configured to send configuration information to a first type of terminal, where the configuration information includes an information field for configuring an initial BWP, and the first type of terminal is used to determine the pair of The access result of the target cell.
  • the sending module 810 is further configured to send first configuration information to the first type of terminal;
  • the first configuration information includes an information field for configuring an uplink initial BWP to the first type of terminal; or, the first configuration information includes an information field for configuring an uplink initial BWP to a second type of terminal, And the uplink initial BWP configured for the first type of terminal is not included.
  • the sending module 810 is further configured to send second configuration information to the first type terminal;
  • the second configuration information includes an information field for configuring the initial downlink BWP for the first type of terminal; or, the second configuration information includes an information field for configuring the initial downlink BWP for the second type of terminal, And the downlink initial BWP configured for the first type of terminal is not included.
  • the downlink initial BWP includes a first downlink initial BWP, and the first downlink initial BWP is used for receiving a random access response RAR;
  • the downlink initial BWP includes a second downlink initial BWP, and the second downlink initial BWP is used for receiving a paging message.
  • the device provided in this embodiment for the first type of terminal, first obtains the bandwidth of the initial bandwidth part BWP configured by the target cell, so that according to the supported bandwidth of the first type of terminal and the bandwidth of the initial BWP configured by the target cell, Determine whether the first type of terminal is a cell bar, to avoid the problem that the Redcap terminal cannot determine whether it is a cell bar.
  • FIG. 9 shows a schematic structural diagram of a terminal provided by an exemplary embodiment of the present disclosure, where the terminal includes: a processor 901 , a receiver 902 , a transmitter 903 , a memory 904 and a bus 905 .
  • the processor 901 includes one or more processing cores, and the processor 901 executes various functional applications and information processing by running software programs and modules.
  • the receiver 902 and the transmitter 903 can be implemented as a communication component, and the communication component can be a communication chip.
  • the memory 904 is connected to the processor 901 through a bus 905 .
  • the memory 904 may be used to store at least one instruction, and the processor 901 is used to execute the at least one instruction, so as to implement various steps in the foregoing method embodiments.
  • volatile or non-volatile storage device includes but not limited to: magnetic disk or optical disk, electrically erasable and programmable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory (EPROM), Static Anytime Access Memory (SRAM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Programmable Read Only Memory (PROM) .
  • EEPROM electrically erasable and programmable Read Only Memory
  • EPROM Erasable Programmable Read Only Memory
  • SRAM Static Anytime Access Memory
  • ROM Read Only Memory
  • Magnetic Memory Magnetic Memory
  • Flash Memory Programmable Read Only Memory
  • non-transitory computer-readable storage medium including instructions, such as a memory including instructions, the instructions can be executed by the processor of the terminal to complete the above cell access method executed by the terminal side Methods.
  • the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
  • a non-transitory computer-readable storage medium when instructions in the non-transitory computer storage medium are executed by a processor of the terminal, the terminal can execute the above cell access method.
  • Fig. 10 is a block diagram showing an access network device 1100 according to an exemplary embodiment.
  • the access network device 1100 may be a base station.
  • the access network device 1100 may include: a processor 1101 , a receiver 1102 , a transmitter 1103 and a memory 1104 .
  • the receiver 1102, the transmitter 1103 and the memory 1104 are respectively connected to the processor 1101 through a bus.
  • the processor 1101 includes one or more processing cores, and the processor 1101 executes the method performed by the access network device in the cell access method provided by the embodiment of the present disclosure by running software programs and modules.
  • the memory 1104 can be used to store software programs as well as modules. Specifically, the memory 1104 may store an operating system 1141 and an application program module 1142 required by at least one function.
  • the receiver 1102 is used to receive communication data sent by other devices, and the transmitter 1103 is used to send communication data to other devices.
  • An exemplary embodiment of the present disclosure also provides a communication system, the system includes: a terminal and an access network device;
  • the terminal includes the cell access device provided in the embodiment shown in FIG. 7;
  • the access network equipment includes the cell access apparatus provided in the embodiment shown in FIG. 8 .
  • An exemplary embodiment of the present disclosure also provides a communication system, where the communication system includes: a terminal and an access network device;
  • the terminal includes the terminal provided in the embodiment shown in FIG. 9;
  • the access network device includes the access network device provided in the embodiment shown in FIG. 10 .
  • An exemplary embodiment of the present disclosure also provides a computer-readable storage medium, the computer-readable storage medium stores at least one instruction, at least one program, code set or instruction set, the at least one instruction, the At least one program, the code set or instruction set is loaded and executed by the processor to implement the steps performed by the terminal or the access network device in the cell access method provided by the above method embodiments.

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Abstract

本公开提供了一种小区接入方法、装置、设备及可读存储介质,涉及通信领域。该方法包括:获取目标小区配置的初始带宽部分BWP的带宽;基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果。针对第一类型终端,首先获取目标小区配置的初始带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。

Description

小区接入方法、装置、设备及可读存储介质 技术领域
本公开涉及通信领域,特别涉及一种小区接入方法、装置、设备及可读存储介质。
背景技术
目前3GPP开展了R17的缩减能力终端(Reduced Capability NR Devices,REDCAP)项目研究,项目目标为在与R15/16终端共存的基础下,减少终端的复杂度,节省终端成本。
然而,上下行初始带宽部分(Bandwidth Part,BWP)的带宽限制是否会导致REDCAP终端小区接入禁止(cell bar)尚未有合适的解决方案。
发明内容
本公开实施例提供了一种小区接入方法、装置、设备及可读存储介质,可以对REDCAP终端是否会产生cell bar进行指示。所述技术方案如下:
一方面,提供了一种小区接入方法,应用于第一类型终端中,所述方法包括:
获取目标小区配置的初始带宽部分BWP的带宽;
基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果。
另一方面,提供了一种小区接入方法,应用于目标小区的接入网设备,所述方法包括:
向第一类型终端发送配置信息,所述配置信息中包括用于配置初始BWP的信息字段,所述第一类型终端用于根据所述初始BWP的带宽和支持带宽确定对所述目标小区的接入结果。
另一方面,提供了一种小区接入装置,所述装置包括:
处理模块,用于获取目标小区配置的初始带宽部分BWP的带宽;
所述处理模块,还用于基于初始BWP带宽和所述第一类型终端的支持带宽 确定对所述目标小区的接入结果。
另一方面,提供了一种小区接入装置,所述装置包括:
发送模块,用于向第一类型终端发送配置信息,所述配置信息中包括用于配置初始BWP的信息字段,所述第一类型终端用于根据所述初始BWP的带宽和支持带宽确定对所述目标小区的接入结果。
另一方面,提供了一种终端,该终端包括:
处理器;
与所述处理器相连的收发器;
用于存储所述处理器的可执行信令的存储器;
其中,所述处理器被配置为加载并执行所述可执行信令以实现如上述本公开实施例所述的小区接入方法。
另一方面,提供了一种接入网设备,该接入网设备包括:
处理器;
与所述处理器相连的收发器;
用于存储所述处理器的可执行信令的存储器;
其中,所述处理器被配置为加载并执行所述可执行信令以实现如上述本公开实施例所述的小区接入方法。
另一方面,提供了一种计算机可读存储介质,该计算机可读存储介质中存储有至少一条指令、至少一段程序、代码集或指令集,上述至少一条指令、至少一段程序、代码集或指令集由处理器加载并执行以实现如上述本公开实施例所述的小区接入方法。
本公开实施例提供的技术方案带来的有益效果至少包括:
针对第一类型终端,首先获取目标小区配置的初始带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
附图说明
为了更清楚地说明本公开实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本公开 的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1是本公开一个示例性实施例提供的通信系统的框图;
图2为本公开一个示例性实施例提供的小区接入方法的流程图;
图3是本公开另一个示例性实施例提供的小区接入方法的流程图;
图4是本公开另一个示例性实施例提供的小区接入方法的流程图;
图5是本公开另一个示例性实施例提供的小区接入方法的流程图;
图6是本公开另一个示例性实施例提供的小区接入方法的流程图;
图7是本公开一个示例性实施例提供的小区接入装置的结构框图;
图8是本公开另一个示例性实施例提供的小区接入装置的结构框图;
图9是本公开一个示例性实施例提供的终端的框图;
图10是本公开一个示例性实施例提供的接入网设备的框图。
具体实施方式
为使本公开的目的、技术方案和优点更加清楚,下面将结合附图对本公开实施方式作进一步地详细描述。
图1示出了本公开一个示意性实施例提供的通信系统的框图,该通信系统可以包括:核心网11、接入网12和终端13。
核心网11中包括若干个核心网设备110。核心网设备110包括接入和移动管理功能(Access and Mobility Management Function,AMF),会话管理功能(Session Management Function,SMF)以及用户面管理功能(User Plane Function,UPF)等设备,其中,AMF用于控制终端的接入权限以及切换等功能,SMF用于提供服务器连续性、服务器的不间断用户体验,如:IP地址和锚点变化等。
接入网12中包括若干个接入网设备120。接入网设备120可以是基站,基站是一种部署在接入网中用以为终端提供无线通信功能的装置。基站可以包括各种形式的宏基站,微基站,中继站,接入点等等。在采用不同的无线接入技术的系统中,具备基站功能的设备的名称可能会有所不同,例如在长期演进(Long Term Evolution,LTE)系统中,称为eNodeB或者eNB;在5G新空口 (New Radio,NR)系统中,称为gNode B或者gNB。随着通信技术的演进,“基站”这一名称可能描述,会变化。为方便本公开实施例中,上述为终端提供无线通信功能的装置统称为接入网设备。
终端13可以包括各种具有无线通信功能的手持设备、车载设备、可穿戴设备、计算设备或连接到无线调制解调器的其他处理设备,以及各种形式的终端(User Equipment,UE),移动台(Mobile Station,MS),终端(terminal device)等等。为方便描述,上面提到的设备统称为终端。接入网设备120与终端13之间通过某种空口技术互相通信,例如Uu接口。
可选地,上述终端13接入接入网设备120时,需要符合接入网设备120的接入带宽要求。
目前3GPP开展了R17的缩减能力终端(Reduced Capability NR Devices,REDCAP)项目研究,项目目标为在与R15/16终端共存的基础下,减少终端的复杂度,节省终端成本。
REDCAP终端,或者也可以简称为NR-lite(轻量级)终端,该类设备同LTE中的物联网设备类似,需要满足如下要求:
1、低造价,低复杂度;
2、一定程度的覆盖增强;
3、节省功率;
4、有些Redcap终端包括1个接收天线,有些Redcap终端包括2个接收天线。
根据当前的NR协议,若在系统消息块(System Information Block,SIB)1中配置的上行或者下行初始BWP带宽大于终端支持的带宽,则意味着此时终端是小区接入禁止(cell bar)的状态,此时认为同频小区重选是被允许的(allowed)。
终端支持的带宽为终端支持的最大上行或者下行带宽。
在Redcap终端引入之后,与NR普通终端一样,也需要考虑对Redcap终端的cell bar处理。
系统消息是由小区接入网设备不断重复广播的信息,其中,系统信息被分为主信息块MIB和系统消息块SIB,当接入网设备开机后,会首先发送(Master  Information Block,MIB),然后再发送一系列SIB。
本公开实施例中,提供了一种针对低带宽缩减能力UE的系统小区接入方法,图2为本公开一个示例性实施例提供的小区接入方法的流程图,以该方法应用于第一类型终端为例进行说明,如图2所示,该方法包括:
步骤201,获取目标小区配置的初始带宽部分BWP的带宽。
其中,第一类型终端包括R17中引入的Redcap类型终端,或者,第一类型终端包括后续版本中引入的增强型Redcap类型终端,本实施例对此不加以限定。
在一些实施例中,初始BWP为目标小区为第一类型终端独立配置的BWP,或者,初始BWP为目标小区为第一类型终端和其他类型终端同步配置的BWP;或者,初始BWP为目标小区配置的默认BWP,本实施例对此不加以限定。
其中,初始BWP包括上行初始BWP和/或下行初始BWP。
也即,获取目标小区配置的上行初始BWP的带宽,和/或,获取目标小区配置的下行初始BWP的带宽。
步骤202,基于初始BWP带宽和第一类型终端的支持带宽确定对目标小区的接入结果。
在一些实施例中,当初始BWP带宽大于第一类型终端的支持带宽时,则确定第一类型终端cell bar,即第一类型终端对目标小区接入禁止。
可选地,当初始上行BWP的带宽大于(或者等于)第一类型终端的支持带宽,则确定第一类型终端cell bar。
可选地,当初始下行BWP的带宽大于(或者等于)第一类型终端的支持带宽,则确定第一类型终端cell bar。
或者,在另一些实施例中,当初始BWP带宽大于或者等于第一类型终端的支持带宽时,则确定第一类型终端cell bar。
本公开实施例中,以初始BWP的带宽大于第一类型终端的支持带宽时cell bar为例进行说明。
综上所述,本实施例提供的方法,针对第一类型终端,首先获取目标小区配置的初始带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
针对上行初始BWP和下行初始BWP分别进行说明。
一、上行初始BWP
示意性的,图3是本公开一个示例性实施例提供的小区接入方法的流程图,以该方法应用于第一类型终端为例进行说明,如图3所示,该方法包括:
步骤301,获取目标小区配置的上行初始BWP带宽。
可选地,获取目标小区配置的上行初始BWP带宽时,包括如下方式中的至少一种:
第一,接收第一配置信息,第一配置信息中包括用于配置上行初始BWP的信息字段;确定第一配置信息中对第一类型终端配置的上行初始BWP带宽。
也即,在第一配置信息中包括向第一类型终端单独配置的上行初始BWP。
以第一配置信息实现为SIB1为例,若SIB1中为第一类型终端配置有单独的上行初始BWP,则直接使用给第一类型终端配置的上行初始BWP作为上行初始BWP。以上,第一配置信息中包括用于配置上行初始BWP的信息字段;确定第一配置信息中对第一类型终端配置的上行初始BWP带宽,可以放在SIB-x中。
可选地,当SIB1中包括向第一类型终端配置的上行初始BWP时,无论SIB1中是否包括向第二类型终端配置的上行初始BWP,都以SIB1中向第一类型终端配置的上行初始BWP作为该第一类型终端的上行初始BWP,即,优先采用SIB1中为第一类型终端配置的上行BWP。
第二,接收第一配置信息,第一配置信息中包括用于配置上行初始BWP的信息字段;响应于第一配置信息中包括对第二类型终端配置的上行初始BWP,将该第二类型终端配置的上行初始BWP带宽作为第一类型终端对应的上行初始BWP带宽。以上,第一配置信息中包括用于配置上行初始BWP的信息字段;响应于第一配置信息中包括对第二类型终端配置的上行初始BWP,其信息的携带可以放在SIB-y中。SIB-y可以同于SIB-x,也可以不同的信息块。
可选地,响应于第一配置信息中包括对第二类型终端配置的上行初始BWP,且第一配置信息中未向第一类型终端配置上行初始BWP,则将该第二类型终端配置的上行初始BWP带宽作为第一类型终端对应的上行初始BWP带宽。
以第一配置信息实现为SIB1为例,若SIB1中给第二类型终端配置有上行 初始BWP,而此时SIB1中未向第一类型终端配置单独的上行初始BWP,则第一类型终端认为给第二类型终端配置的上行初始BWP作为该第一类型终端的上行初始BWP。可选地,第一类型终端为Redcap终端,而第二类型终端为非Redcap终端,也即普通终端。
步骤302,响应于上行初始BWP带宽大于支持带宽,确定第一类型终端对目标小区接入禁止。
其中,第一类型终端对目标小区接入禁止是指第一类型终端取消接入或者不接入该目标小区,即,第一类型终端对目标小区cell bar。
也即,若上行初始BWP的带宽大于第一类型终端支持的最大上行带宽,则确定第一类型终端对目标小区cell bar。
综上所述,本实施例提供的方法,针对第一类型终端,通过第一配置信息获取目标小区配置的初始上行带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始上行BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
二、下行初始BWP
示意性的,图4是本公开一个示例性实施例提供的小区接入方法的流程图,以该方法应用于第一类型终端为例进行说明,如图4所示,该方法包括:
步骤401,获取目标小区配置的下行初始BWP带宽。
可选地,获取目标小区配置的下行初始BWP带宽时,包括如下方式中的至少一种:
第一,接收第二配置信息,第二配置信息中包括用于配置下行初始BWP的信息字段;确定第二配置信息中对第一类型终端配置的下行初始BWP带宽。
也即,第二配置信息中包括对第一类型终端单独配置的下行初始BWP。
以第二配置信息实现为SIB1为例,若SIB1中为第一类型终端配置有单独的下行初始BWP,则直接使用给第一类型终端配置的下行初始BWP作为下行初始BWP。
可选地,当SIB1中包括向第一类型终端配置的下行初始BWP时,无论SIB1中是否包括向第二类型终端配置的下行初始BWP,都以SIB1中向第一类型终端配置的下行初始BWP作为该第一类型终端的下行初始BWP,即,优先采用 SIB1中为第一类型终端配置的下行BWP。
第二,接收第二配置信息,第二配置信息中包括用于配置下行初始BWP的信息字段;响应于第二配置信息中包括对第二类型终端配置的下行初始BWP,将该第二类型终端配置的下行初始BWP带宽作为第一类型终端对应的下行初始BWP带宽。
可选地,响应于第二配置信息中包括对第二类型终端配置的下行初始BWP,且第二配置信息中未向第一类型终端配置下行初始BWP,则将该第二类型终端配置的下行初始BWP带宽作为第一类型终端对应的下行初始BWP带宽。
以第二配置信息实现为SIB1为例,若SIB1中给第二类型终端配置有下行初始BWP,而此时SIB1中未向第一类型终端配置单独的下行初始BWP,则第一类型终端认为给第二类型终端配置的下行初始BWP作为该第一类型终端的下行初始BWP。可选地,第一类型终端为Redcap终端,而第二类型终端为非Redcap终端,也即普通终端。
第三,将主信息块MIB中配置的初始控制资源集合(Control Resource Set,CORESET)的带宽作为第一类型终端对应的下行初始BWP带宽。
在一些实施例中,当第二配置信息中向第二类型终端配置下行初始BWP,或者第二配置信息中未向第二类型终端配置下行初始BWP,而第二配置信息中未向第一类型终端配置下行初始BWP,则将MIB中配置的CORESET#0的带宽作为第一类型终端对应的下行初始BWP带宽。
示意性的,无论SIB1中是否向第二类型终端配置下行初始BWP,包括:1、配置;2、不配置;3、配置给第二类型终端的下行初始BWP带宽大于或者小于第一类型终端的支持带宽,而SIB1中未为第一类型终端配置单独的下行初始BWP,则第一类型终端将MIB中参数确定的CORESET#0的带宽作为下行初始BWP,此时可以正常接入。
值得注意的是,上述第一配置信息和第二配置信息可以实现为相同的配置信息,或者,可以实现为不同的配置信息,本实施例中,第一配置信息和第二配置信息都实现为SIB1。
步骤402,响应于下行初始BWP带宽大于支持带宽,确定第一类型终端对目标小区接入禁止。
其中,第一类型终端对目标小区接入禁止是指第一类型终端取消接入或者 不接入该目标小区,即,第一类型终端对目标小区cell bar。
也即,若下行初始BWP的带宽大于第一类型终端支持的最大下行带宽,则确定第一类型终端对目标小区cell bar。
综上所述,本实施例提供的方法,针对第一类型终端,通过第二配置信息获取目标小区配置的初始下行带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始下行BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
值得注意的是,上述初始上行BWP的带宽大于第一类型终端的最大支持带宽时,确定第一类型终端cell bar;和/或,上述初始下行BWP的带宽大于第一类型终端的最大支持带宽时,确定第一类型终端cell bar。
也即,初始上行BWP的带宽大于第一类型终端,和初始下行BWP的带宽大于第一类型终端符合任意一个,或者都符合时,确定第一类型终端cell bar。
在一些实施例中,针对上述初始下行BWP,当目标小区为第一类型终端单独配置BWP时,也即,目标小区向第一类型终端发送的SIB1中包括向第一类型终端单独配置的BWP。其中,网络向第一类型终端配置一个单独的下行初始BWP;或者,网络向第一类型终端配置多个单独的下行初始BWP。
1、网络向第一类型终端配置一个单独的下行初始BWP;
可选地,该下行初始BWP包括CORESET#0;该下行初始BWP用于第一类型终端的随机接入响应(Random Access Response,RAR)、寻呼(paging)消息以及系统消息的接收。
2、网络向第一类型终端配置多个单独的下行初始BWP。
可选地,获取目标小区配置的第一下行初始BWP,第一下行初始BWP用于接收随机接入响应RAR;
获取目标小区配置的第二下行初始BWP,第二下行初始BWP用于接收寻呼消息。
可选地,第一类型终端利用主信息块配置(MIB-configured)的初始BWP进行系统消息接收。
可选地,在第一类型终端确定初始下行BWP后,当初始下行BWP大于第一类型终端支持的最大下行带宽时,确定该第一类型终端cell bar。
针对上述配置下行初始BWP的数量情况,分别进行说明。
在一个可选的实施例中,网络向第一类型终端配置一个单独的下行初始BWP,若该BWP包括CORESET#0,则,对于第一类型终端,下行初始BWP大于该第一类型终端支持的最大下行带宽,终端认为cell bar。
在一个可选的实施例中,网络向第一类型终端配置一个单独的下行初始BWP1,该下行初始BWP1用于RAR的接收,当BWP1的带宽大于第一类型终端支持的最大下行带宽,由于第一类型终端可以回落到MIB-configured初始BWP进行系统消息接收,故,此时终端不认为cell bar。
在一个可选的实施例中,网络向第一类型终端配置一个单独的下行初始BWP2,该下行初始BWP2用于paging消息的接收,当BWP2的带宽大于第一类型终端支持的最大下行带宽,由于第一类型终端可以回落到MIB-configured初始BWP进行系统消息接收,故,此时终端不认为cell bar。
图5是本申请另一个示例性实施例提供的小区接入方法的流程图,以该方法应用于接入网设备为例,如图5所示,该方法包括:
步骤501,向第一类型终端发送配置信息,配置信息中包括用于配置初始BWP的信息字段。
可选地,第一类型终端用于根据初始BWP的带宽和支持带宽确定对目标小区的接入结果。
可选地,配置信息包括第一配置信息或者第二配置信息。
也即,1、向第一类型终端发送第一配置信息;
第一配置信息中包括用于向第一类型终端配置上行初始BWP的信息字段;或者,第一配置信息中包括用于向第二类型终端配置上行初始BWP的信息字段,且不包括向第一类型终端配置的上行初始BWP。
其中,当第一配置信息中包括用于向第一类型终端配置上行初始BWP的信息字段,第一类型终端根据第一配置信息确定上行初始BWP的带宽;当第一配置信息中包括用于向第二类型终端配置上行初始BWP的信息字段,且不包括向第一类型终端配置的上行初始BWP,则第一类型终端将第二类型终端的上行初 始BWP的带宽作为上行初始BWP的带宽。
2、向第一类型终端发送第二配置信息;
第二配置信息中包括用于向第一类型终端配置下行初始BWP的信息字段;或者,第二配置信息中包括用于向第二类型终端配置下行初始BWP的信息字段,且不包括向第一类型终端配置的下行初始BWP。
其中,当第二配置信息中包括用于向第一类型终端配置下行初始BWP的信息字段,第一类型终端根据第二配置信息确定下行初始BWP的带宽;当第二配置信息中包括用于向第二类型终端配置下行初始BWP的信息字段,且不包括向第一类型终端配置的下行初始BWP,则第一类型终端将第二类型终端的下行初始BWP的带宽作为下行初始BWP的带宽;或者,当第二配置信息中不包括向第一类型终端配置的下行初始BWP,无论是否包括向第二类型终端配置的下行初始BWP,则采用MIB中配置的CORESET#0带宽作为下行初始BWP的带宽。
可选地,下行初始BWP包括第一下行初始BWP,第一下行初始BWP用于接收随机接入响应RAR;
下行初始BWP包括第二下行初始BWP,第二下行初始BWP用于接收寻呼消息。
其中,第一配置信息和第二配置信息可以实现为相同的系统消息,或者实现为不同的系统消息,本实施例中,以第一配置信息和第二配置信息都实现为SIB1为例进行说明。
图6是本申请另一个示例性实施例提供的小区接入方法的流程图,以该方法应用于接入网设备和第一类型终端为例,如图6所示,该方法包括:
步骤601,接入网设备向第一类型终端发送SIB1。
其中,SIB1中包括用于配置初始BWP的信息字段。
可选地,SIB1中包括用于配置初始上行BWP的信息字段,和/或,SIB1中包括用于配置初始下行BWP的信息字段。
在一些实施例中,SIB1中包括小区为第一类型终端单独配置的初始BWP;或者,SIB1中包括小区为第一类型终端和第二类型终端配置的通用初始BWP。
步骤602,第一类型终端接收接入网设备发送的SIB1。
步骤603,第一类型终端从SIB1中获取目标小区配置的初始BWP的带宽。
示意性的,SIB1中包括向第一类型终端配置的上行初始BWP时,无论SIB1中是否包括向第二类型终端配置的上行初始BWP,都以SIB1中向第一类型终端配置的上行初始BWP作为该第一类型终端的上行初始BWP;若SIB1中给第二类型终端配置有上行初始BWP,而此时SIB1中未向第一类型终端配置单独的上行初始BWP,则第一类型终端认为给第二类型终端配置的上行初始BWP作为该第一类型终端的上行初始BWP。
示意性的,SIB1中包括向第一类型终端配置的下行初始BWP时,无论SIB1中是否包括向第二类型终端配置的下行初始BWP,都以SIB1中向第一类型终端配置的下行初始BWP作为该第一类型终端的下行初始BWP;若SIB1中给第二类型终端配置有下行初始BWP,而此时SIB1中未向第一类型终端配置单独的下行初始BWP,则第一类型终端认为给第二类型终端配置的下行初始BWP作为该第一类型终端的下行初始BWP;或者,无论SIB1中是否向第二类型终端配置下行初始BWP,包括:1、配置;2、不配置;3、配置给第二类型终端的下行初始BWP带宽大于或者小于第一类型终端的支持带宽,而SIB1中未为第一类型终端配置单独的下行初始BWP,则第一类型终端将MIB中参数确定的CORESET#0的带宽作为下行初始BWP,此时可以正常接入。
步骤604,第一类型终端基于初始BWP带宽和支持带宽确定对目标小区的接入结果。
可选地,当初始BWP带宽大于第一类型终端支持的最大上行/下行带宽时,则确定第一类型终端对目标小区接入禁止,即第一类型终端cell bar;否则,确定第一类型终端能够接入目标小区。
综上所述,本实施例提供的方法,针对第一类型终端,首先获取目标小区配置的初始带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
在一些实施例中,响应于第一类型终端对目标小区接入禁止,进行小区重选。
在一些实施例中,当第一类型终端针对上行初始BWP或者下行初始BWP判断得到cell bar时,进行小区重选。
示意性的,若第一类型终端获取到SIB1中的配置后,根据SIB1配置中的上行初始BWP或者下行初始BWP进行判决,并确定第一类型终端cell bar时,进行小区重选。
其中, 小区重选包括如下方式中的至少一种:
第一,根据主信息块中的小区重选开关进行小区重选;
作为一种可选的实施例中,对于第一类型终端,其小区重选方式与第二类型终端一致;其中,以第一类型终端实现为缩减能力终端,也即Redcap终端,第二类型终端实现为普通终端为例进行说明。示意性的,第一类型终端按照MIB中的小区重选开关(IntraFreqReselection,IFRI)进行小区重选。
第二,根据协议或者硬编码进行小区重选;
作为一种可选的实施例,对于第一类型终端,在进行小区重选行为时按照事先约定的方式进行小区重选,如:在进行小区重选时根据协议预定义的方式进行小区重选;或者,在进行小区重选时按照硬编码(hardcode)方式进行小区重选。
第三,根据配置信息中的小区重选标识进行小区重选。
作为一种可选的实施例,对于第一类型终端,在进行小区重选时按照SIB1中配置的小区重选标识进行小区重选,其中,该小区重选标识为向第一类型终端配置的标识。如:对于Redcap用户则存在Redcap specific(特定)IFRI。
值得注意的是,上述小区重选方式用于确定第一类型终端是否允许进行同频小区重选,即,第一类型终端允许进行小区重选,或者,不允许进行同频小区重选。
综上所述,本实施例提供的方法,针对第一类型终端,在确定该第一类型终端cell bar后,通过MIB中的小区重新开关/协议/硬编码/SIB1中的小区重选标识确定小区重选方式,提供了Redcap在cell bar后的解决方式,提高了小区接入效率。
在一个可选的实施例中,针对非对称频谱时分双工(Time Division Duplexing,TDD)系统,在初始BWP的带宽大于第一类型终端支持带宽存在cell bar情况的基础上,还包括如下情况会产生cell bar:
一、针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不 对齐,确定第一类型终端对目标小区接入禁止(cell bar)。
也即,第一类型终端获取到SIB1中的配置,并进行上述上行初始BWP/下行初始BWP与最大支持带宽的比对,当上行初始BWP/下行初始BWP大于第一类型终端的最大支持带宽时,则直接确定cell bar,否则,针对TDD系统,还需要针对上下行初始BWP进行中心频点的对齐判断,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐时,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进行小区重选处理,其中,小区重选方式请参考上述实施例中的 小区重选的方式。
值得注意的是,上述上下行初始BWP与最大支持带宽的比对,以及上下行初始BWP的中心频点对齐判断为两个并列的判断过程,或者,上下行初始BWP与最大支持带宽的比对确定不产生cell bar的基础上,还需要进一步进行上下行初始BWP的中心频点对齐判断。
二、针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,且上行初始BWP或下行初始BWP对初始控制资源集合的包含情况符合预设条件,确定第一类型终端对目标小区接入禁止。
也即,第一类型终端获取到SIB1中的配置,进行上述上行初始BWP/下行初始BWP与最大支持带宽的比对,当上行初始BWP/下行初始BWP大于第一类型终端的最大支持带宽时,则直接确定cell bar,否则,针对TDD系统,还需要针对上下行初始BWP进行中心频点的对齐判断,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上行初始BWP或下行初始BWP对CORESET#0的包含情况符合预设条件时,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进行小区重选处理,其中,小区重选方式请参考上述实施例中的 小区重选的方式。
值得注意的是,上述预设条件为附加的进行cell bar判断的条件,也即,当判决得到上行初始BWP、下行初始BWP的中心频点不对齐时,并不会直接确定第一类型终端对目标小区cell bar,而当判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上下行初始BWP符合预设条件时,确定第一类型终端对目标小区cell bar;反之,当判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上下行初始BWP不符合预设条件时,确定第一类型终端未对目标小区cell bar。
其中,预设条件用于指示上行初始BWP/下行初始BWP包含CORESET#0或者不包含CORESET#0,该附加的预设条件包括如下情况中的至少一种:
条件1:上行初始BWP包含CORESET#0;
条件2:上行初始BWP不包含CORESET#0;
条件3:下行初始BWP包含CORESET#0;
条件4:下行初始BWP不包含CORESET#0。
以上述 条件1为例:作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上行初始BWP包含CORESET#0,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进行小区重选处理;
作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上行初始BWP不包含CORESET#0,则认为第一类型终端对于目标小区不进行cell bar。
以上述 条件2为例:作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上行初始BWP不包含CORESET#0,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进行小区重选处理;
作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且上行初始BWP包含CORESET#0,则认为第一类型终端对于目标小区不进行cell bar。
以上述 条件3为例:作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且下行初始BWP包含CORESET#0,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进行小区重选处理;
作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且下行初始BWP不包含CORESET#0,则认为第一类型终端对于目标小区不进行cell bar。
以上述 条件4为例:作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且下行初始BWP不包含CORESET#0,则认为第一类型终端对于目标小区cell bar,并在cell bar之后进 行小区重选处理;
作为一种实施例,针对TDD系统,若在判决得到上行初始BWP、下行初始BWP的中心频点不对齐,且下行初始BWP包含CORESET#0,则认为第一类型终端对于目标小区不进行cell bar。
值得注意的是,上述条件1、条件2、条件3以及条件4可以任意组合作为附加的预设条件进行cell bar的判断。
综上所述,本实施例提供的方法,针对TDD系统,在第一类型终端进行上下行初始BWP带宽与支持带宽的比对后,当上下行BWP的中心频点不对齐时,确定该第一类型终端对目标小区cell bar,从而提高了小区接入的准确率。
图7是本公开一个示例性实施例提供的小区接入装置的结构框图,如图7所示,该装置包括:
处理模块710,用于获取目标小区配置的初始带宽部分BWP的带宽;
所述处理模块710,还用于基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果。
在一个可选的实施例中,所述处理模块710,还用于获取所述目标小区配置的上行初始BWP带宽。
在一个可选的实施例中,所述装置还包括:
接收模块720,用于接收第一配置信息,所述第一配置信息中包括用于配置上行初始BWP的信息字段;
所述处理模块710,还用于确定所述第一配置信息中对所述第一类型终端配置的上行初始BWP带宽。
在一个可选的实施例中,所述装置还包括:
接收模块720,用于接收第一配置信息,所述第一配置信息中包括用于配置上行初始BWP的信息字段;
所述处理模块710,还用于响应于所述第一配置信息中包括对第二类型终端配置的上行初始BWP,且未向所述第一类型终端配置上行初始BWP,则将所述第二类型终端配置的上行初始BWP带宽作为所述第一类型终端对应的上行初始BWP带宽。
在一个可选的实施例中,所述处理模块710,还用于响应于所述上行初始 BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
在一个可选的实施例中,所述处理模块710,还用于获取所述目标小区配置的下行初始BWP带宽。
在一个可选的实施例中,所述装置还包括:
接收模块720,用于接收第二配置信息,所述第二配置信息中包括用于配置下行初始BWP的信息字段;
所述处理模块710,还用于确定所述第二配置信息中对所述第一类型终端配置的下行初始BWP带宽。
在一个可选的实施例中,所述装置还包括:
接收模块720,用于接收第二配置信息,所述第二配置信息中包括用于配置下行初始BWP的第二信息字段;
所述处理模块710,还用于响应于所述第二配置信息中包括对第二类型终端配置的下行初始BWP,且未向所述第一类型终端配置下行初始BWP,则将所述第二类型终端配置的下行初始BWP带宽作为所述第一类型终端对应的下行初始BWP带宽。
在一个可选的实施例中,所述处理模块710,还用于将主信息块中配置的初始控制资源集合的带宽作为所述第一类型终端对应的下行初始BWP带宽。
在一个可选的实施例中,所述处理模块710,还用于获取所述目标小区配置的第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
所述处理模块710,还用于获取所述目标小区配置的第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
在一个可选的实施例中,所述处理模块710,还用于响应于所述下行初始BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
在一个可选的实施例中,所述处理模块710,还用于响应于所述第一类型终端对所述目标小区接入禁止,进行小区重选。
在一个可选的实施例中,所述处理模块710,还用于根据主信息块中的小区重选开关进行小区重选;
或者,
根据协议或者硬编码进行小区重选;
或者,
根据配置信息中的小区重选标识进行小区重选。
在一个可选的实施例中,所述处理模块710,还用于针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,确定所述第一类型终端对所述目标小区接入禁止。
在一个可选的实施例中,所述处理模块710,还用于针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,且上行初始BWP或下行初始BWP对初始控制资源集合的包含情况符合预设条件,确定所述第一类型终端对所述目标小区接入禁止。
图8是本公开一个示例性实施例提供的小区接入装置的结构框图,如图8所示,该装置包括:
发送模块810,用于向第一类型终端发送配置信息,所述配置信息中包括用于配置初始BWP的信息字段,所述第一类型终端用于根据所述初始BWP的带宽和支持带宽确定对所述目标小区的接入结果。
在一个可选的实施例中,所述发送模块810,还用于向所述第一类型终端发送第一配置信息;
所述第一配置信息中包括用于向所述第一类型终端配置上行初始BWP的信息字段;或者,所述第一配置信息中包括用于向第二类型终端配置上行初始BWP的信息字段,且不包括向所述第一类型终端配置的上行初始BWP。
在一个可选的实施例中,所述发送模块810,还用于向所述第一类型终端发送第二配置信息;
所述第二配置信息中包括用于向所述第一类型终端配置下行初始BWP的信息字段;或者,所述第二配置信息中包括用于向第二类型终端配置下行初始BWP的信息字段,且不包括向所述第一类型终端配置的下行初始BWP。
在一个可选的实施例中,所述下行初始BWP包括第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
所述下行初始BWP包括第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
综上所述,本实施例提供的装置,针对第一类型终端,首先获取目标小区配置的初始带宽部分BWP的带宽,从而根据第一类型终端的支持带宽和目标小区配置的初始BWP的带宽,确定该第一类型终端是否cell bar,避免Redcap终端无法确定是否cell bar的问题。
图9示出了本公开一个示例性实施例提供的终端的结构示意图,该终端包括:处理器901、接收器902、发射器903、存储器904和总线905。
处理器901包括一个或者一个以上处理核心,处理器901通过运行软件程序以及模块,从而执行各种功能应用以及信息处理。
接收器902和发射器903可以实现为一个通信组件,该通信组件可以是一块通信芯片。
存储器904通过总线905与处理器901相连。
存储器904可用于存储至少一个指令,处理器901用于执行该至少一个指令,以实现上述方法实施例中的各个步骤。
此外,存储器904可以由任何类型的易失性或非易失性存储设备或者它们的组合实现,易失性或非易失性存储设备包括但不限于:磁盘或光盘,电可擦除可编程只读存储器(EEPROM),可擦除可编程只读存储器(EPROM),静态随时存取存储器(SRAM),只读存储器(ROM),磁存储器,快闪存储器,可编程只读存储器(PROM)。
在示例性实施例中,还提供了一种包括指令的非临时性计算机可读存储介质,例如包括指令的存储器,上述指令可由终端的处理器执行以完成上述小区接入方法中由终端侧执行的方法。例如,所述非临时性计算机可读存储介质可以是ROM、随机存取存储器(RAM)、CD-ROM、磁带、软盘和光数据存储设备等。
一种非临时性计算机可读存储介质,当所述非临时性计算机存储介质中的指令由终端的处理器执行时,使得终端能够执行上述小区接入方法。
图10是根据一示例性实施例示出的一种接入网设备1100的框图。该接入网设备1100可以是基站。
接入网设备1100可以包括:处理器1101、接收机1102、发射机1103和存 储器1104。接收机1102、发射机1103和存储器1104分别通过总线与处理器1101连接。
其中,处理器1101包括一个或者一个以上处理核心,处理器1101通过运行软件程序以及模块以执行本公开实施例提供的小区接入方法中接入网设备所执行的方法。存储器1104可用于存储软件程序以及模块。具体的,存储器1104可存储操作系统1141、至少一个功能所需的应用程序模块1142。接收机1102用于接收其他设备发送的通信数据,发射机1103用于向其他设备发送通信数据。
本公开一示例性实施例还提供了一种通信系统,所述系统包括:终端和接入网设备;
所述终端包括如图7所示实施例提供的小区接入装置;
所述接入网设备包括如图8所示实施例提供的小区接入装置。
本公开一示例性实施例还提供了一种通信系统,所述通信系统包括:终端和接入网设备;
所述终端包括如图9所示实施例提供的终端;
所述接入网设备包括如图10所示实施例提供的接入网设备。
本公开一示例性实施例还提供了一种计算机可读存储介质,所述计算机可读存储介质中存储有至少一条指令、至少一段程序、代码集或指令集,所述至少一条指令、所述至少一段程序、所述代码集或指令集由所述处理器加载并执行以实现上述各个方法实施例提供的小区接入方法中由终端或者接入网设备执行的步骤。
应当理解的是,在本文中提及的“多个”是指两个或两个以上。“和/或”,描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。字符“/”一般表示前后关联对象是一种“或”的关系。
本领域技术人员在考虑说明书及实践这里公开的发明后,将容易想到本公开的其它实施方案。本公开旨在涵盖本公开的任何变型、用途或者适应性变化,这些变型、用途或者适应性变化遵循本公开的一般性原理并包括本公开未公开的本技术领域中的公知常识或惯用技术手段。说明书和实施例仅被视为示例性的,本公开的真正范围和精神由下面的权利要求指出。
应当理解的是,本公开并不局限于上面已经描述并在附图中示出的精确结构,并且可以在不脱离其范围进行各种修改和改变。本公开的范围仅由所附的权利要求来限制。

Claims (41)

  1. 一种小区接入方法,其特征在于,应用于第一类型终端,所述方法包括:
    获取目标小区配置的初始带宽部分BWP的带宽;
    基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果。
  2. 根据权利要求1所述的方法,其特征在于,所述获取目标小区配置的初始带宽部分BWP的带宽,包括:
    获取所述目标小区配置的上行初始BWP带宽。
  3. 根据权利要求2所述的方法,其特征在于,所述获取所述目标小区配置的上行初始BWP带宽,包括:
    接收第一配置信息,所述第一配置信息中包括用于向所述第一类型终端配置上行初始BWP的信息字段;
    确定所述第一配置信息中对所述第一类型终端配置的上行初始BWP带宽。
  4. 根据权利要求2所述的方法,其特征在于,所述获取所述目标小区配置的上行初始BWP带宽,包括:
    接收第一配置信息,所述第一配置信息中包括用于配置上行初始BWP的信息字段;
    响应于所述第一配置信息中包括对第二类型终端配置的上行初始BWP,且未向所述第一类型终端配置上行初始BWP,则将所述第二类型终端配置的上行初始BWP带宽作为所述第一类型终端对应的上行初始BWP带宽。
  5. 根据权利要求2所述的方法,其特征在于,所述基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果,包括:
    响应于所述上行初始BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
  6. 根据权利要求1所述的方法,其特征在于,所述获取目标小区配置的初始 带宽部分BWP的带宽,包括:
    获取所述目标小区配置的下行初始BWP带宽。
  7. 根据权利要求6所述的方法,其特征在于,所述获取所述目标小区配置的下行初始BWP带宽,包括:
    接收第二配置信息,所述第二配置信息中包括用于向所述第一类型终端配置下行初始BWP的信息字段;
    确定所述第二配置信息中对所述第一类型终端配置的下行初始BWP带宽。
  8. 根据权利要求6所述的方法,其特征在于,所述获取所述目标小区配置的下行初始BWP带宽,包括:
    接收第二配置信息,所述第二配置信息中包括用于配置下行初始BWP的第二信息字段;
    响应于所述第二配置信息中包括对第二类型终端配置的下行初始BWP,且未向所述第一类型终端配置下行初始BWP,则将所述第二类型终端配置的下行初始BWP带宽作为所述第一类型终端对应的下行初始BWP带宽。
  9. 根据权利要求6所述的方法,其特征在于,所述获取所述目标小区配置的下行初始BWP带宽,包括:
    将主信息块中配置的初始控制资源集合的带宽作为所述第一类型终端对应的下行初始BWP带宽。
  10. 根据权利要求6所述的方法,其特征在于,所述方法还包括:
    获取所述目标小区配置的第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
    获取所述目标小区配置的第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
  11. 根据权利要求6所述的方法,其特征在于,所述基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果,包括:
    响应于所述下行初始BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
  12. 根据权利要求1至11任一所述的方法,其特征在于,所述方法还包括:
    响应于所述第一类型终端对所述目标小区接入禁止,进行小区重选。
  13. 根据权利要求12所述的方法,其特征在于,所述方法还包括:
    根据主信息块中的小区重选开关进行小区重选;
    或者,
    根据协议或者硬编码进行小区重选;
    或者,
    根据配置信息中的小区重选标识进行小区重选。
  14. 根据权利要求1至11任一所述的方法,其特征在于,所述方法还包括:
    针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,确定所述第一类型终端对所述目标小区接入禁止。
  15. 根据权利要求1至11任一所述的方法,其特征在于,所述方法还包括:
    针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,且上行初始BWP或下行初始BWP对初始控制资源集合的包含情况符合预设条件,确定所述第一类型终端对所述目标小区接入禁止。
  16. 一种小区接入方法,其特征在于,应用于目标小区的接入网设备,所述方法包括:
    向第一类型终端发送配置信息,所述配置信息中包括用于配置初始BWP的信息字段。
  17. 根据权利要求16所述的方法,其特征在于,所述向第一类型终端发送配置信息,包括:
    向所述第一类型终端发送第一配置信息;
    所述第一配置信息中包括用于向所述第一类型终端配置上行初始BWP的信息字段;或者,所述第一配置信息中包括用于向第二类型终端配置上行初始BWP的信息字段,且不包括向所述第一类型终端配置的上行初始BWP。
  18. 根据权利要求16所述的方法,其特征在于,所述向第一类型终端发送配置信息,包括:
    向所述第一类型终端发送第二配置信息;
    所述第二配置信息中包括用于向所述第一类型终端配置下行初始BWP的信息字段;或者,所述第二配置信息中包括用于向第二类型终端配置下行初始BWP的信息字段,且不包括向所述第一类型终端配置的下行初始BWP。
  19. 根据权利要求18所述的方法,其特征在于,
    所述下行初始BWP包括第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
    所述下行初始BWP包括第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
  20. 一种小区接入装置,其特征在于,所述装置包括:
    处理模块,用于获取目标小区配置的初始带宽部分BWP的带宽;
    所述处理模块,还用于基于初始BWP带宽和所述第一类型终端的支持带宽确定对所述目标小区的接入结果。
  21. 根据权利要求20所述的装置,其特征在于,所述处理模块,还用于获取所述目标小区配置的上行初始BWP带宽。
  22. 根据权利要求21所述的装置,其特征在于,所述装置还包括:
    接收模块,用于接收第一配置信息,所述第一配置信息中包括用于配置上行初始BWP的信息字段;
    所述处理模块,还用于确定所述第一配置信息中对所述第一类型终端配置的上行初始BWP带宽。
  23. 根据权利要求21所述的装置,其特征在于,所述装置还包括:
    接收模块,用于接收第一配置信息,所述第一配置信息中包括用于配置上行初始BWP的信息字段;
    所述处理模块,还用于响应于所述第一配置信息中包括对第二类型终端配置的上行初始BWP,且未向所述第一类型终端配置上行初始BWP,则将所述第二类型终端配置的上行初始BWP带宽作为所述第一类型终端对应的上行初始BWP带宽。
  24. 根据权利要求21所述的装置,其特征在于,所述处理模块,还用于响应于所述上行初始BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
  25. 根据权利要求20所述的装置,其特征在于,所述处理模块,还用于获取所述目标小区配置的下行初始BWP带宽。
  26. 根据权利要求25所述的装置,其特征在于,所述装置还包括:
    接收模块,用于接收第二配置信息,所述第二配置信息中包括用于配置下行初始BWP的信息字段;
    所述处理模块,还用于确定所述第二配置信息中对所述第一类型终端配置的下行初始BWP带宽。
  27. 根据权利要求25所述的装置,其特征在于,所述装置还包括:
    接收模块,用于接收第二配置信息,所述第二配置信息中包括用于配置下行初始BWP的第二信息字段;
    所述处理模块,还用于响应于所述第二配置信息中包括对第二类型终端配置的下行初始BWP,且未向所述第一类型终端配置下行初始BWP,则将所述第二类型终端配置的下行初始BWP带宽作为所述第一类型终端对应的下行初始BWP带宽。
  28. 根据权利要求25所述的装置,其特征在于,所述处理模块,还用于将主信息块中配置的初始控制资源集合的带宽作为所述第一类型终端对应的下行初始BWP带宽。
  29. 根据权利要求25所述的装置,其特征在于,所述处理模块,还用于获取所述目标小区配置的第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
    所述处理模块,还用于获取所述目标小区配置的第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
  30. 根据权利要求25所述的装置,其特征在于,所述处理模块,还用于响应于所述下行初始BWP带宽大于所述支持带宽,则确定所述第一类型终端对所述目标小区接入禁止。
  31. 根据权利要求20至30任一所述的装置,其特征在于所述处理模块,还用于响应于所述第一类型终端对所述目标小区接入禁止,进行小区重选。
  32. 根据权利要求31所述的装置,其特征在于,所述处理模块,还用于根据主信息块中的小区重选开关进行小区重选;
    或者,
    根据协议或者硬编码进行小区重选;
    或者,
    根据配置信息中的小区重选标识进行小区重选。
  33. 根据权利要求20至30任一所述的装置,其特征在于,所述处理模块,还用于针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对齐,确定所述第一类型终端对所述目标小区接入禁止。
  34. 根据权利要求20至30任一所述的装置,其特征在于,所述处理模块,还用于针对非对称频谱,响应于上行初始BWP与下行初始BWP中心频点不对 齐,且上行初始BWP或下行初始BWP对初始控制资源集合的包含情况符合预设条件,确定所述第一类型终端对所述目标小区接入禁止。
  35. 一种小区接入装置,其特征在于,所述装置包括:
    发送模块,用于向第一类型终端发送配置信息,所述配置信息中包括用于配置初始BWP的信息字段。
  36. 根据权利要求35所述的装置,其特征在于,所述发送模块,还用于向所述第一类型终端发送第一配置信息;
    所述第一配置信息中包括用于向所述第一类型终端配置上行初始BWP的信息字段;或者,所述第一配置信息中包括用于向第二类型终端配置上行初始BWP的信息字段,且不包括向所述第一类型终端配置的上行初始BWP。
  37. 根据权利要求35所述的装置,其特征在于,所述发送模块,还用于向所述第一类型终端发送第二配置信息;
    所述第二配置信息中包括用于向所述第一类型终端配置下行初始BWP的信息字段;或者,所述第二配置信息中包括用于向第二类型终端配置下行初始BWP的信息字段,且不包括向所述第一类型终端配置的下行初始BWP。
  38. 根据权利要求37所述的装置,其特征在于,
    所述下行初始BWP包括第一下行初始BWP,所述第一下行初始BWP用于接收随机接入响应RAR;
    所述下行初始BWP包括第二下行初始BWP,所述第二下行初始BWP用于接收寻呼消息。
  39. 一种终端,其特征在于,所述终端包括:
    处理器;
    与所述处理器相连的收发器;
    用于存储所述处理器的可执行信令的存储器;
    其中,所述处理器被配置为加载并执行所述可执行信令以实现如权利要求1 至15任一所述的小区接入方法。
  40. 一种接入网设备,其特征在于,所述接入网设备包括:
    处理器;
    与所述处理器相连的收发器;
    用于存储所述处理器的可执行信令的存储器;
    其中,所述处理器被配置为加载并执行所述可执行信令以实现如权利要求16至19任一所述的小区接入方法。
  41. 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中存储有至少一条指令、至少一段程序、代码集或指令集,所述至少一条指令、所述至少一段程序、所述代码集或所述指令集由处理器加载并执行以实现如权利要求1至19任一所述的小区接入方法。
PCT/CN2022/071117 2022-01-10 2022-01-10 小区接入方法、装置、设备及可读存储介质 WO2023130471A1 (zh)

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