WO2022141210A1 - Procédé de communication sans fil, dispositif terminal et dispositif de réseau - Google Patents

Procédé de communication sans fil, dispositif terminal et dispositif de réseau Download PDF

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Publication number
WO2022141210A1
WO2022141210A1 PCT/CN2020/141447 CN2020141447W WO2022141210A1 WO 2022141210 A1 WO2022141210 A1 WO 2022141210A1 CN 2020141447 W CN2020141447 W CN 2020141447W WO 2022141210 A1 WO2022141210 A1 WO 2022141210A1
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Prior art keywords
frequency
information
frequency point
adjacent
network
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PCT/CN2020/141447
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English (en)
Chinese (zh)
Inventor
范江胜
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Oppo广东移动通信有限公司
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2020/141447 priority Critical patent/WO2022141210A1/fr
Priority to CN202080105317.5A priority patent/CN116325937A/zh
Publication of WO2022141210A1 publication Critical patent/WO2022141210A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service

Definitions

  • the embodiments of the present application relate to the field of communications, and more particularly, to a wireless communication method, terminal device, and network device.
  • New Radio (NR) version 16 introduces a non-public network (NPN), in order to increase the flexibility of NPN deployment, NPN network can be divided into independent non-public network (Stand- alone Non-public Networks, SNPN) and Closed Access Group (Closed Access Group, CAG) network.
  • a SNPN network is determined by a public land mobile network (Public Land Mobile Network, PLMN) identifier (ID) and a network identifier (Network Identifier, NID), and a CAG network is determined by the PLMN ID and the CAG identifier (CAG ID).
  • PLMN Public Land Mobile Network
  • ID public land mobile network
  • NID Network Identifier
  • CAG network is determined by the PLMN ID and the CAG identifier (CAG ID).
  • the operator authorizes a third-party entity to establish its own NPN network, that is, the network officially deployed by the operator and the NPN network deployed by the third-party entity may coexist.
  • the network officially deployed by the operator and the NPN network deployed by the third-party entity may coexist.
  • how to determine the serving cell frequency and the frequency priority of adjacent frequencies is an urgent problem to be solved.
  • Embodiments of the present application provide a wireless communication method, terminal device, and network device.
  • the terminal device can determine the frequency priority of a serving cell frequency and its adjacent frequencies, so that cell selection can be performed based on the determined frequency priority. Or cell reselection to improve system performance.
  • a method for wireless communication comprising:
  • the terminal device determines the frequency priority of the target frequency according to the frequency priority information
  • the target frequency includes a serving cell frequency and/or at least one adjacent frequency associated with the serving cell.
  • a method for wireless communication comprising:
  • the network device sends frequency priority information to the terminal device, where the frequency priority information is used by the terminal device to determine the frequency priority of a target frequency, where the target frequency includes the serving cell frequency and/or the serving cell Associated at least one adjacent frequency.
  • a terminal device for executing the method in the above-mentioned first aspect.
  • the terminal device includes functional modules for executing the method in the first aspect.
  • a network device for executing the method in the second aspect.
  • the network device includes functional modules for executing the method in the second aspect above.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the first aspect.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the method in the second aspect.
  • an apparatus for implementing the method in any one of the above-mentioned first to second aspects.
  • the apparatus includes: a processor for invoking and running a computer program from a memory, so that a device on which the apparatus is installed executes the method in any one of the first to second aspects above.
  • a computer-readable storage medium for storing a computer program, the computer program causing a computer to execute the method in any one of the first to second aspects above.
  • a computer program product comprising computer program instructions, the computer program instructions causing a computer to perform the method in any one of the first to second aspects above.
  • a computer program which, when run on a computer, causes the computer to perform the method of any one of the above-mentioned first to second aspects.
  • the terminal device can determine the frequency priority of the serving cell frequency and/or at least one adjacent frequency associated with the serving cell according to the frequency priority information, so that cell selection or cell selection can be performed based on the determined frequency priority. Cell reselection to improve system performance.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a networking combination relationship among a common public network, an SNPN, and a CAG network provided by an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of a method for wireless communication according to an embodiment of the present application.
  • FIG. 4 is a schematic block diagram of a terminal device provided according to an embodiment of the present application.
  • FIG. 5 is a schematic block diagram of a network device provided according to an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a communication device provided according to an embodiment of the present application.
  • Fig. 7 is a schematic block diagram of an apparatus provided according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a communication system provided according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • CDMA Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • NTN Non-Terrestrial Networks
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • Wireless Fidelity Wireless Fidelity
  • WiFi fifth-generation communication
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • V2V Vehicle to Vehicle
  • V2X Vehicle to everything
  • the communication system in this embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) distribution. web scene.
  • Carrier Aggregation, CA Carrier Aggregation, CA
  • DC Dual Connectivity
  • SA standalone
  • the communication system in the embodiment of the present application may be applied to an unlicensed spectrum, where the unlicensed spectrum may also be considered as a shared spectrum; or, the communication system in the embodiment of the present application may also be applied to a licensed spectrum, where, Licensed spectrum can also be considered unshared spectrum.
  • the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, where the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • user equipment User Equipment, UE
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • the terminal device may be a station (STATION, ST) in the WLAN, and may be a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a Wireless Local Loop (WLL) station, a personal digital assistant (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as end devices in NR networks, or future Terminal equipment in the evolved public land mobile network (Public Land Mobile Network, PLMN) network, etc.
  • PLMN Public Land Mobile Network
  • the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites) superior).
  • the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • a mobile phone Mobile Phone
  • a tablet computer Pad
  • a computer with a wireless transceiver function a virtual reality (Virtual Reality, VR) terminal device
  • augmented reality (Augmented Reality, AR) terminal Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • the network device may be a device for communicating with a mobile device, and the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA , it can also be a base station (NodeB, NB) in WCDMA, it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or in-vehicle equipment, wearable devices and NR networks
  • the network device may have a mobile feature, for example, the network device may be a mobile device.
  • the network device may be a satellite or a balloon station.
  • the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, a High Elliptical Orbit (HEO) ) satellite etc.
  • the network device may also be a base station set in a location such as land or water.
  • a network device may provide services for a cell, and a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device (
  • the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
  • Pico cell Femto cell (Femto cell), etc.
  • These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or referred to as a communication terminal, a terminal).
  • the network device 110 may provide communication coverage for a particular geographic area, and may communicate with terminal devices located within the coverage area.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. This application The embodiment does not limit this.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • a device having a communication function in the network/system may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal device 120 with a communication function, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller, a mobility management entity, etc., which are not limited in this embodiment of the present application.
  • the "instruction" mentioned in the embodiments of the present application may be a direct instruction, an indirect instruction, or an associated relationship.
  • a indicates B it can indicate that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indicates B indirectly, such as A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • corresponding may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
  • predefinition may be implemented by pre-saving corresponding codes, forms, or other means that can be used to indicate relevant information in devices (for example, including terminal devices and network devices).
  • the implementation method is not limited.
  • predefined may refer to the definition in the protocol.
  • the "protocol” may refer to a standard protocol in the communication field, for example, may include the LTE protocol, the NR protocol, and related protocols applied in future communication systems, which are not limited in this application.
  • RRC_INACTIVE deactivated
  • RRC_IDLE Mobility is UE-based cell selection reselection, paging is initiated by the Core Network (CN), and the paging area is configured by the CN.
  • CN Core Network
  • AS Access Stratum
  • RRC_CONNECTED There is an RRC connection, and the UE AS context exists between the base station and the UE; the network device knows that the location of the UE is at the specific cell level. Mobility is the mobility of network device control. Unicast data can be transmitted between the UE and the base station.
  • RRC_INACTIVE Mobility is UE-based cell selection reselection, there is a connection between CN-NR, UE AS context exists on a base station, paging is triggered by Radio Access Network (RAN), RAN-based The paging area is managed by the RAN, and the network equipment knows the location of the UE based on the paging area level of the RAN.
  • RAN Radio Access Network
  • NPN can be divided into SNPN and CAG networks.
  • a SNPN is determined by PLMN ID and NID
  • a CAG network is determined by PLMN ID and CAG ID (CAG ID).
  • CAG ID PLMN ID and CAG ID
  • the PLMN ID and NID can be used as an SNPN identifier.
  • Users who have signed up for a SNPN service will configure the corresponding Subscriber Permanent Identifier (SUPI) and subscription information, which are stored in the terminal device and core. network side.
  • SUPI Subscriber Permanent Identifier
  • a user who has subscribed to the SNPN service needs to support the SNPN access mode (SNPN access mode).
  • SNPN access mode SNPN access mode
  • the user configured in the SNPN access mode can only access the network through the SNPN, and the user who is not configured in the SNPN access mode can perform the PLMN selection process.
  • the configuration mode (activation, deactivation, etc.) of the SNPN access mode is implemented by the terminal device. In the process of initial access and cell reselection, the access network equipment needs to broadcast the NID and corresponding PLMN ID information supported by itself. Users who have configured the SNPN access mode can select an accessible SNPN cell according to their own subscription information.
  • the core network device may also authenticate the user's identity according to the user's subscription information.
  • a PLMN can support any combination mode of network sharing in common public network, SNPN and CAG network at the same time.
  • a PLMN can support the common public network, SNPN or CAG network alone, can also support the network sharing combined mode of common public network and SNPN, and even support the network sharing combined mode of common public network, SNPN and CAG network.
  • the common public network, SNPN or CAG network can be supported by a PLMN, or the common public network and the SNPN can share a PLMN network at the same time, or even the common public network, SNPN and CAG network can share a PLMN network at the same time.
  • the following table 1 can more clearly reflect the logical deployment relationship between the common public network, the SNPN and the CAG network.
  • a cell can be configured with public network PLMN ID list information and non-public network NPN network identification list information at the same time, and non-public network NPN network identification list information is an optional parameter introduced by NR R16 , for a CAG-type NPN network, a PLMN ID is allowed to be associated with a CAG ID list; for an SNPN-type NPN network, a PLMN ID is allowed to be associated with a NID list.
  • the parameter N/M/W in Table 1 is a positive integer greater than or equal to 1.
  • FIG. 2 is a schematic diagram of a networking combination relationship among a common public network, an SNPN, and a CAG network provided by an embodiment of the present application.
  • a physical cell can be shared by multiple PLMN networks at the same time, and each PLMN logical cell can form its own unique non-public network.
  • different physical cells can be distinguished by using Physical Cell Identities (Physical Cell Identities, PCI).
  • PCI Physical Cell Identities
  • PCI Physical Cell Identities
  • Any network sharing combination of common public network, SNPN and CAG network can be freely deployed under a PLMN.
  • the number of independent SNPN sub-networks, the number of independent CAG sub-networks, or the total number of SNPN and CAG sub-networks deployed in one physical cell cannot exceed 12.
  • suitable cell may refer to a cell where the terminal device can normally camp.
  • the frequency point priority value ranges from 0 to 7. 0 represents the lowest priority, and 7 represents the highest priority.
  • the standard stipulates that each value from 0 to 7 can be associated with a decimal value.
  • the value range of the decimal place is ⁇ 0.2, 0.4, 0.6, 0.8 ⁇ .
  • the frequency point priority can be configured through system information or dedicated signaling.
  • the frequency point priority configured by the dedicated signaling will be associated with a valid duration.
  • the dedicated frequency point priority always covers the public frequency point priority of system information broadcasting. level; when the valid time expires, the terminal can only use the public frequency priority.
  • the frequency point priority of the frequency point configured at the same time is the absolute frequency point priority of the frequency point.
  • Cell selection The cell selected by the terminal satisfies the appropriate cell criterion, and the terminal can choose to camp in the cell to complete the cell selection.
  • Cell reselection The reselected target cell satisfies the appropriate cell criterion and the reselection criterion condition defined based on the absolute frequency point priority, then the terminal reselects to the corresponding cell that satisfies the foregoing conditions to complete the cell reselection.
  • the same-priority frequency point reselection criterion or the same-frequency reselection criterion also known as the R criterion;
  • NPN network deployment such as temporary concert communication and temporary emergency communication. It is not an efficient network construction model to rely on operators to provide temporary NPN network deployment every time. With the growing demand for various third-party NPN network deployment, it seems more efficient for operators to allow third parties to build their own networks through protocol authorization.
  • the present application proposes a solution for determining the priority of the frequency points.
  • the terminal device can determine the frequency point priority of the serving cell frequency point and its adjacent frequencies, so that the cell selection or cell selection can be performed based on the determined frequency point priority. Cell reselection to improve system performance.
  • FIG. 3 is a schematic flowchart of a method 200 for wireless communication according to an embodiment of the present application. As shown in FIG. 3 , the method 200 may include at least part of the following contents:
  • the network device sends frequency priority information to the terminal device, where the frequency priority information is used by the terminal device to determine the frequency priority of a target frequency, where the target frequency includes the serving cell frequency and/or the at least one adjacent frequency associated with the serving cell;
  • the terminal device receives the frequency point priority information
  • the terminal device determines the frequency priority of the target frequency according to the frequency priority information.
  • the priority information of the frequency point is different from the priority information of the frequency point (that is, the absolute frequency point priority) configured by the network side when configuring a frequency point.
  • the priority information is used to indicate that the frequency point of the corresponding frequency point has the highest or lowest priority. That is, in the embodiment of the present application, the terminal device determines the frequency priority of the target frequency according to the frequency priority information, instead of directly acquiring the absolute frequency priority of the target frequency.
  • the serving cell may be the current serving cell.
  • the serving cell frequency point may be a frequency point in the NPN network officially deployed by the operator.
  • some or all of the adjacent frequencies in the at least one adjacent frequency associated with the serving cell may be frequencies in the NPN network officially deployed by the operator, or part or all of the at least one adjacent frequency associated with the serving cell. All adjacent frequencies may also be frequencies in an NPN network deployed by a third-party entity.
  • the serving cell frequency point may also be a frequency point in an NPN network deployed by a third-party entity.
  • some or all of the adjacent frequencies in the at least one adjacent frequency associated with the serving cell may be frequencies in the NPN network officially deployed by the operator, or part or all of the at least one adjacent frequency associated with the serving cell. All adjacent frequencies may also be frequencies in an NPN network deployed by a third-party entity.
  • the frequency point priority information in the foregoing S230 may not be obtained from the network device, that is, the foregoing S210 and S220 may be optional steps.
  • the frequency point priority information is pre-configured or agreed in a protocol.
  • the terminal device directly acquires the frequency point priority information, and determines the frequency point priority of the target frequency point according to the frequency point priority information.
  • the frequency priority information is used to indicate that the serving cell frequency has the highest or lowest frequency priority.
  • each adjacent frequency in the at least one adjacent frequency is configured with its own frequency priority information.
  • the frequency point priority information is used to indicate that the frequency point priority of the corresponding adjacent frequency is the highest or the lowest. That is, each of the at least one adjacent frequency associated with the serving cell is independently configured with frequency point priority information, for example, as shown in Table 2 below.
  • all adjacent frequencies in the at least one adjacent frequency are configured with a common frequency point priority information
  • the frequency point priority information is used to indicate that the frequency point priority of the at least one adjacent frequency is the highest or the lowest. That is, all adjacent frequencies associated with the serving cell are configured with a common frequency point priority information, for example, as shown in Table 3 below.
  • a part of the adjacent frequency in the at least one adjacent frequency is configured with a common frequency point priority information.
  • each adjacent frequency in another part of the adjacent frequency in the at least one adjacent frequency is configured with respective frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding adjacent frequency is the highest or the lowest . That is, some adjacent frequencies associated with the serving cell are independently configured with frequency priority information, while another part of adjacent frequencies are associated with a common set of frequency priority information, for example, as shown in Table 4 below.
  • the serving cell frequency and the at least one adjacent frequency are configured with a common frequency.
  • the frequency priority information is used to indicate that the frequency of the serving cell and the frequency of the at least one adjacent frequency have the highest or lowest priority. That is, the frequency of the serving cell and its adjacent frequencies are associated with a common frequency priority information, for example, as shown in Table 5 below.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with one frequency.
  • the common frequency point priority information, and each adjacent frequency in another part of the adjacent frequency in the at least one adjacent frequency is configured with its own frequency point priority information, and the frequency point priority information is used to indicate the corresponding frequency point
  • the frequency point has the highest or lowest priority. That is, the serving cell frequency and a part of the adjacent frequency points are associated with a common frequency point priority information, and the other part of the adjacent frequency frequency points are respectively associated with an independent frequency point priority information, for example, as shown in Table 6 below.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with one frequency.
  • the common frequency point priority information, and another part of the adjacent frequency in the at least one adjacent frequency is configured with another common frequency point priority information, and the frequency point priority information is used to indicate the frequency point priority of the corresponding frequency point highest or lowest level. That is, the serving cell frequency and some adjacent frequency points are associated with a common frequency point priority information, and another part of the adjacent frequency frequency points are associated with a common frequency point priority information, for example, as shown in Table 7 below.
  • M or N is a positive integer greater than or equal to 1.
  • the frequency point priority information occupies at least one bit, and the value of the at least one bit is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest. That is, the frequency point priority information can be configured in an explicit manner.
  • the frequency point priority information corresponds to the frequency point of the serving cell, and the frequency point priority information occupies 1 bit, where the bit value is 0 to indicate that the frequency point of the serving cell frequency point has the highest priority, and the bit value is 1 The frequency used to indicate the frequency of the serving cell has the lowest priority; or vice versa.
  • the frequency point priority information is a characteristic parameter, and whether the terminal device configures or acquires the characteristic parameter is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest. That is, the frequency point priority information can be configured in an implicit manner.
  • the frequency point priority information corresponds to the frequency point of the serving cell, and the terminal device configures or obtains the characteristic parameter used to indicate that the frequency point of the serving cell has the highest priority, and the terminal device does not configure or obtain the characteristic parameter to indicate the serving cell.
  • the frequency point of the frequency point has the lowest priority; or vice versa.
  • the characteristic parameters include but are not limited to at least one of the following:
  • the terminal is allowed to access and obtain the indication information of the subscription information through the service network;
  • the access control-related network identifier is similar to the PLMN ID or SNPN ID, that is, the actual meaning is the same, but the length of the access control-related network identifier may be different from the PLMN ID or SNPN ID.
  • the temporary network identifier is similar to the PLMN ID or SNPN ID, that is, the actual meaning is the same, except that it is the temporary identifier of the PLMN or SNPN.
  • the serving network may be a current network, for example, an NPN network deployed by a third-party entity, or an NPN network deployed by an operator.
  • any item except the PLMN list configuration information or the SNPN list configuration information or the access control related network identification list configuration information or the temporary network identification list configuration information in this characteristic parameter includes at least one of the following configuration granularities. :
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • the "indication information of whether to allow the terminal to perform authentication through the service network” may include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • the "group identification information that allows the terminal to authenticate through the service network” may also include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • Information information may also include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • whether the terminal is allowed to access and obtain the subscription information through the service network indication information may also include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • allowing the terminal to access and obtain the group identification information of subscription information through the service network may also include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • the "indication information of whether the PLMN, SNPN, CAG or temporary network identity allows emergency communication” may also include at least one of the following configuration granularities:
  • PLMN or SNPN granularity PLMN or SNPN granularity, CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • characteristic parameter 1 PLMN list configuration information or SNPN list configuration information or access control related network identification list configuration information or temporary network identification list configuration information
  • characteristic parameter 2 whether to allow the terminal to perform authentication through the serving network.
  • Information characteristic parameter 3: group identification information that allows the terminal to be authenticated through the serving network
  • characteristic parameter 4 whether to allow the terminal to maintain any of the SNPN or PLMN network identification used for authentication of the serving network and the broadcast of cell system information Indication information for initiating a network authentication request on the serving network when the SNPN or PLMN network identifiers do not match
  • Feature parameter 5 Indication information for whether the terminal is allowed to access and obtain subscription information through the serving network
  • Feature parameter 6 Allow the terminal to pass the service network The network accesses and obtains the group identification information of the subscription information
  • characteristic parameter 7 PLMN, SNPN, access control related network identification, CAG or temporary network identification indicating whether emergency communication is allowed.
  • an optional cell granularity configuration format may be as shown in Table 8, wherein, since the feature parameter 1 is the configuration of the cell granularity, and the feature parameters 2/3/4/5/6/7 are in parallel with the feature parameter 1, then Feature parameters 2/3/4/5/6/7 are the configuration of cell granularity.
  • an optional PLMN/SNPN/access control-related network identifier/temporary network identifier granularity configuration format may be as shown in Table 9, where characteristic parameters 2/3/4/5/6/7 are characteristic parameters The next-level association configuration of 1, so the characteristic parameter 2/3/4/5/6/7 is the configuration of PLMN/SNPN granularity.
  • an optional CAG granularity configuration format may be as shown in Table 10, wherein the feature parameter 2/3/4/5/6/7 is the next-level associated configuration of the CAG information associated with the feature parameter 1, so Feature parameters 2/3/4/5/6/7 are the configuration of CAG granularity.
  • the frequency point priority information is borne by cell system broadcast information, or the frequency point priority information is borne by dedicated signaling. That is, in the above S210, the network device may send the frequency point priority information to the terminal device through the cell system broadcast information. Alternatively, in the above S210, the network device may send frequency point priority information to the terminal device through dedicated signaling.
  • the frequency point priority information is associated with validity configuration information, wherein the validity configuration information is used to determine whether the frequency point priority information is invalid.
  • the validity configuration information includes but is not limited to at least one of the following:
  • TA Tracking Area
  • PCI Physical Cell Identifier
  • Beam Identifier List Configuration Beam Identifier List Configuration, Access Network Area Code (Radio Access Network Area Code, RANAC) identification list configuration.
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • the validity configuration information includes but is not limited to at least one of the following:
  • Cell ID list configuration TA list configuration, PLMN or SNPN list configuration, PCI list configuration, beam ID list configuration, RANAC ID list configuration, valid duration timer information.
  • the frequency priority information is not invalid; otherwise, the frequency priority information is invalid; or ,
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • one or more items of the above validity configuration information may be in a parallel relationship or may have a subordinate relationship during configuration, which is not limited in this application.
  • the cell identity list configuration and the TA list configuration may be in a parallel relationship, as shown in Table 11.
  • the configuration of the cell ID list and the configuration of the beam ID list are a subordinate relationship, and the beam ID list configuration of the cell can be configured only after the cell ID list configuration is configured first, as shown in Table 12.
  • the terminal device can determine the frequency priority of the serving cell frequency and/or at least one adjacent frequency associated with the serving cell according to the frequency priority information, so that the frequency priority can be determined based on the determined frequency priority. Perform cell selection or cell reselection to improve system performance. That is, the terminal device can obtain the frequency priority information for the third-party NPN network, and then control its own mobility according to the specific frequency priority information configured by the third-party NPN network, so that the terminal can flexibly use the third-party NPN network and the operator's official network. The deployed network and possible mobility controls.
  • FIG. 4 shows a schematic block diagram of a terminal device 300 according to an embodiment of the present application.
  • the terminal device 300 includes:
  • a processing unit 310 configured to determine the frequency priority of the target frequency according to the frequency priority information
  • the target frequency includes a serving cell frequency and/or at least one adjacent frequency associated with the serving cell.
  • the frequency priority information is used to indicate that the serving cell frequency has the highest or lowest frequency priority.
  • each adjacent frequency in the at least one adjacent frequency is configured with its own frequency priority information, the frequency priority The information is used to indicate that the frequency point of the corresponding adjacent frequency has the highest or lowest priority.
  • the target frequency is at least one adjacent frequency associated with the serving cell
  • all adjacent frequencies in the at least one adjacent frequency are configured with a common frequency priority information
  • the frequency priority The information is used to indicate that the frequency point of the at least one adjacent frequency has the highest or lowest priority.
  • the target frequency is at least one adjacent frequency associated with the serving cell
  • a part of the adjacent frequencies in the at least one adjacent frequency is configured with a common priority information of the frequency
  • the at least one adjacent frequency is configured with a common priority information of the frequency.
  • Each adjacent frequency in another part of the adjacent frequency in the frequency is configured with its own frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding adjacent frequency is the highest or the lowest.
  • the target frequency is the serving cell frequency and the at least one adjacent frequency
  • the serving cell frequency and the at least one adjacent frequency are configured with a common frequency priority information
  • the frequency The point priority information is used to indicate that the frequency point of the serving cell and the frequency point of the at least one adjacent frequency have the highest or lowest priority.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with a common frequency priority.
  • level information, and each adjacent frequency in another part of the adjacent frequency in the at least one adjacent frequency is configured with its own frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding frequency point is the highest or minimum.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with a common frequency priority.
  • level information, and another part of the adjacent frequency in the at least one adjacent frequency is configured with another common frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the frequency point priority information occupies at least one bit, and the value of the at least one bit is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the frequency point priority information is a characteristic parameter, and whether the terminal device configures or acquires the characteristic parameter is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the characteristic parameter includes at least one of the following:
  • the terminal is allowed to access and obtain the indication information of the subscription information through the service network;
  • any item except the PLMN list configuration information or the SNPN list configuration information or the access control related network identification list configuration information or the temporary network identification list configuration information in this characteristic parameter includes at least one of the following configuration granularities. :
  • PLMN or SNPN granularity PLMN or SNPN granularity, closed access group CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • the frequency point priority information is borne by cell system broadcast information, or the frequency point priority information is borne by dedicated signaling.
  • the frequency point priority information is associated with validity configuration information, wherein the validity configuration information is used to determine whether the frequency point priority information is invalid.
  • the validity configuration information includes at least one of the following:
  • Cell identification list configuration tracking area TA list configuration, PLMN or SNPN list configuration, physical cell identification PCI list configuration, beam identification list configuration, access network area code RANAC identification list configuration.
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • the validity configuration information includes at least one of the following:
  • Cell ID list configuration TA list configuration, PLMN or SNPN list configuration, PCI list configuration, beam ID list configuration, RANAC ID list configuration, valid duration timer information.
  • the frequency priority information is not invalid; otherwise, the frequency priority information is invalid; or ,
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • the above-mentioned processing unit may be one or more processors.
  • terminal device 300 may correspond to the terminal device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the terminal device 300 are respectively for realizing the method shown in FIG. 3 .
  • the corresponding process of the terminal device in 200 is not repeated here for brevity.
  • FIG. 5 shows a schematic block diagram of a network device 400 according to an embodiment of the present application.
  • the network device 400 includes:
  • the communication unit 410 is configured to send frequency point priority information to the terminal device, wherein the frequency point priority information is used for the terminal device to determine the frequency point priority of a target frequency point, and the target frequency point includes the serving cell frequency point and/ or at least one adjacent frequency associated with the serving cell.
  • the frequency priority information is used to indicate that the serving cell frequency has the highest or lowest frequency priority.
  • each adjacent frequency in the at least one adjacent frequency is configured with its own frequency priority information, the frequency priority The information is used to indicate that the frequency point of the corresponding adjacent frequency has the highest or lowest priority.
  • the target frequency is at least one adjacent frequency associated with the serving cell
  • all adjacent frequencies in the at least one adjacent frequency are configured with a common frequency priority information
  • the frequency priority The information is used to indicate that the frequency point of the at least one adjacent frequency has the highest or lowest priority.
  • the target frequency is at least one adjacent frequency associated with the serving cell
  • a part of the adjacent frequencies in the at least one adjacent frequency is configured with a common priority information of the frequency
  • the at least one adjacent frequency is configured with a common priority information of the frequency.
  • Each adjacent frequency in another part of the adjacent frequency in the frequency is configured with its own frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding adjacent frequency is the highest or the lowest.
  • the target frequency is the serving cell frequency and the at least one adjacent frequency
  • the serving cell frequency and the at least one adjacent frequency are configured with a common frequency priority information
  • the frequency The point priority information is used to indicate that the frequency point of the serving cell and the frequency point of the at least one adjacent frequency have the highest or lowest priority.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with a common frequency priority.
  • level information, and each adjacent frequency in another part of the adjacent frequency in the at least one adjacent frequency is configured with its own frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding frequency point is the highest or minimum.
  • a part of the adjacent frequency in the at least one adjacent frequency and the serving cell frequency are configured with a common frequency priority.
  • level information, and another part of the adjacent frequency in the at least one adjacent frequency is configured with another common frequency point priority information, and the frequency point priority information is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the frequency point priority information occupies at least one bit, and the value of the at least one bit is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the frequency point priority information is a characteristic parameter, and whether the terminal device configures or acquires the characteristic parameter is used to indicate that the frequency point priority of the corresponding frequency point is the highest or the lowest.
  • the characteristic parameter includes at least one of the following:
  • the terminal device is allowed to access and obtain the indication information of the subscription information through the service network;
  • any item except the PLMN list configuration information or the SNPN list configuration information or the access control related network identification list configuration information or the temporary network identification list configuration information in this characteristic parameter includes at least one of the following configuration granularities. :
  • PLMN or SNPN granularity PLMN or SNPN granularity, closed access group CAG granularity, cell granularity, access control related network identification granularity, temporary network identification granularity.
  • the frequency point priority information is borne by cell system broadcast information, or the frequency point priority information is borne by dedicated signaling.
  • the frequency point priority information is associated with validity configuration information, wherein the validity configuration information is used to determine whether the frequency point priority information is invalid.
  • the validity configuration information includes at least one of the following:
  • Cell identification list configuration tracking area TA list configuration, PLMN or SNPN list configuration, physical cell identification PCI list configuration, beam identification list configuration, access network area code RANAC identification list configuration.
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • the validity configuration information includes at least one of the following:
  • Cell ID list configuration TA list configuration, PLMN or SNPN list configuration, PCI list configuration, beam ID list configuration, RANAC ID list configuration, valid duration timer information.
  • the frequency priority information is not invalid; otherwise, the frequency priority information is invalid; or ,
  • the frequency point priority information is not invalid; otherwise, the frequency point priority information is invalid.
  • the above-mentioned communication unit may be a communication interface or a transceiver, or an input/output interface of a communication chip or a system-on-chip.
  • the network device 400 may correspond to the network device in the method embodiment of the present application, and the above-mentioned and other operations and/or functions of each unit in the network device 400 are respectively for realizing the method shown in FIG. 3 .
  • the corresponding process of the network device in 200 is not repeated here for brevity.
  • FIG. 6 is a schematic structural diagram of a communication device 500 provided by an embodiment of the present application.
  • the communication device 500 shown in FIG. 6 includes a processor 510, and the processor 510 can call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
  • the communication device 500 may further include a memory 520 .
  • the processor 510 may call and run a computer program from the memory 520 to implement the methods in the embodiments of the present application.
  • the memory 520 may be a separate device independent of the processor 510 , or may be integrated in the processor 510 .
  • the communication device 500 may further include a transceiver 530, and the processor 510 may control the transceiver 530 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 530 may include a transmitter and a receiver.
  • the transceiver 530 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 500 may specifically be a network device in this embodiment of the present application, and the communication device 500 may implement the corresponding processes implemented by the network device in each method in the embodiment of the present application. For brevity, details are not repeated here. .
  • the communication device 500 may specifically be the mobile terminal/terminal device of the embodiments of the present application, and the communication device 500 may implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and will not be repeated here.
  • FIG. 7 is a schematic structural diagram of an apparatus according to an embodiment of the present application.
  • the apparatus 600 shown in FIG. 7 includes a processor 610, and the processor 610 can call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
  • the apparatus 600 may further include a memory 620 .
  • the processor 610 may call and run a computer program from the memory 620 to implement the methods in the embodiments of the present application.
  • the memory 620 may be a separate device independent of the processor 610 , or may be integrated in the processor 610 .
  • the apparatus 600 may further include an input interface 630 .
  • the processor 610 may control the input interface 630 to communicate with other devices or chips, and specifically, may acquire information or data sent by other devices or chips.
  • the apparatus 600 may further include an output interface 640 .
  • the processor 610 can control the output interface 640 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
  • the apparatus can be applied to the network equipment in the embodiments of the present application, and the apparatus can implement the corresponding processes implemented by the network equipment in the various methods of the embodiments of the present application, which are not repeated here for brevity.
  • the apparatus can be applied to the mobile terminal/terminal equipment in the embodiments of the present application, and the apparatus can implement the corresponding processes implemented by the mobile terminal/terminal equipment in each method of the embodiments of the present application.
  • the apparatus can implement the corresponding processes implemented by the mobile terminal/terminal equipment in each method of the embodiments of the present application.
  • the apparatus can implement the corresponding processes implemented by the mobile terminal/terminal equipment in each method of the embodiments of the present application.
  • the device mentioned in the embodiment of the present application may also be a chip.
  • it can be a system-on-chip, a system-on-a-chip, a system-on-a-chip, or a system-on-a-chip.
  • FIG. 8 is a schematic block diagram of a communication system 700 provided by an embodiment of the present application. As shown in FIG. 8 , the communication system 700 includes a terminal device 710 and a network device 720 .
  • the terminal device 710 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 720 can be used to implement the corresponding functions implemented by the network device in the above method. For brevity, details are not repeated here. .
  • the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in this embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
  • RAM random access memory
  • SRAM Static RAM
  • DRAM Dynamic RAM
  • SDRAM Synchronous DRAM
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include, but not limited to, these and any other suitable types of memory.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and are not repeated here for brevity.
  • Embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. Repeat.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, For brevity, details are not repeated here.
  • the embodiments of the present application also provide a computer program.
  • the computer program can be applied to the network device in the embodiments of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. For the sake of brevity. , and will not be repeated here.
  • the computer program may be applied to the mobile terminal/terminal device in the embodiments of the present application, and when the computer program is run on the computer, the mobile terminal/terminal device implements the various methods of the computer program in the embodiments of the present application.
  • the corresponding process for the sake of brevity, will not be repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components shown as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

Les modes de réalisation de la présente invention concernent un procédé de communication sans fil, un dispositif de terminal et un dispositif de réseau. Le dispositif de terminal peut déterminer des priorités de point de fréquence d'un point de fréquence d'une cellule de desserte et d'une fréquence adjacente de celle-ci, de sorte qu'une sélection de cellule ou une resélection de cellule peut être effectuée sur la base des priorités de point de fréquence déterminées, améliorant la performance du système. Le procédé de communication sans fil comprend: la détermination par un dispositif terminal d'une priorité de point de fréquence d'un point de fréquence cible en fonction d'information de priorité de point de fréquence, le point de fréquence cible comprenant un point de fréquence d'une cellule de desserte et/ou au moins une fréquence adjacente associée à la cellule de desserte.
PCT/CN2020/141447 2020-12-30 2020-12-30 Procédé de communication sans fil, dispositif terminal et dispositif de réseau WO2022141210A1 (fr)

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PCT/CN2020/141447 WO2022141210A1 (fr) 2020-12-30 2020-12-30 Procédé de communication sans fil, dispositif terminal et dispositif de réseau
CN202080105317.5A CN116325937A (zh) 2020-12-30 2020-12-30 无线通信的方法、终端设备和网络设备

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