WO2019233442A1 - 一种终端能力的获取方法及装置、计算机存储介质 - Google Patents

一种终端能力的获取方法及装置、计算机存储介质 Download PDF

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Publication number
WO2019233442A1
WO2019233442A1 PCT/CN2019/090150 CN2019090150W WO2019233442A1 WO 2019233442 A1 WO2019233442 A1 WO 2019233442A1 CN 2019090150 W CN2019090150 W CN 2019090150W WO 2019233442 A1 WO2019233442 A1 WO 2019233442A1
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WO
WIPO (PCT)
Prior art keywords
terminal
identification information
capability
network device
information
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2019/090150
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English (en)
French (fr)
Chinese (zh)
Inventor
刘建华
杨宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN201980036702.6A priority Critical patent/CN112205017A/zh
Priority to KR1020207035502A priority patent/KR102740549B1/ko
Priority to CN202110084030.5A priority patent/CN112887966B/zh
Priority to JP2020567067A priority patent/JP2021526336A/ja
Priority to AU2019281615A priority patent/AU2019281615A1/en
Priority to EP19815018.7A priority patent/EP3780686B1/en
Publication of WO2019233442A1 publication Critical patent/WO2019233442A1/zh
Priority to US17/095,923 priority patent/US11323872B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • 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 present application relates to the field of wireless communication technologies, and in particular, to a method and device for acquiring terminal capabilities, and a computer storage medium.
  • the terminal's capability information (referred to as UE capability information) is reported to the access network during registration or registration update, and then the access network sends the capability information of the terminal to the core network for storage.
  • the access network requests the capability information of the terminal from the core network, and then provides the terminal with corresponding configurations according to the capability information of the terminal.
  • the capability information of the terminal will become larger and larger, and the transmission of the capability information of the terminal will bring huge signaling overhead; at the same time, the core network needs to save all terminals The capability information also brings greater challenges to the core network.
  • the embodiments of the present application provide a method and device for acquiring terminal capabilities, and a computer storage medium.
  • the first access network device obtains the first UE capability identification information of the terminal, the first access network device is based on the first UE capability identification information and the UE capability identification information. The corresponding relationship with the UE capability information determines first UE capability information of the terminal.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from a core network device.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal from a core network device includes:
  • the first access network device After the core network device receives a service request initiated by the terminal, the first access network device receives the core network through an interface signaling between the first access network device and the core network device.
  • the first UE capability identification information of the terminal sent by the device.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal from a core network device includes:
  • the sending, by the first access network device, a UE capability identification request message or a UE capability request message to the core network device includes:
  • the first access network device After receiving the initial message sent by the terminal to the core network device, the first access network device sends the initial message to the core network device through the interface signaling between the first access network device and the core network device.
  • the core network device sends a UE capability identification request message or a UE capability request message.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal
  • the correspondence between the first UE capability identification information and the first UE capability information is sent to the core network device.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from the terminal.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal from the terminal includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from the terminal according to the first UE identification information of the terminal.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal from the terminal includes:
  • the receiving, by the first access network device, the first UE capability identification information sent by the terminal includes:
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from a second access network device.
  • the acquiring, by the first access network device, the first UE capability identification information of the terminal from a second access network device includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from the second access network device according to the first UE identification information of the terminal.
  • the first access network device obtains the correspondence between the UE capability identification information and the UE capability information in at least one of the following ways:
  • the acquiring, by the first access network device, the first UE capability information of the terminal includes:
  • the first access network device obtains first UE capability information of the terminal from a core network device.
  • the acquiring, by the first access network device, the first UE capability information of the terminal from a core network device includes:
  • the first access network device Obtaining, by the first access network device, the first UE capability information of the terminal from the core network device according to the first UE identification information of the terminal.
  • the acquiring, by the first access network device, the first UE capability information of the terminal from a core network device includes:
  • the first access network device receives the first UE capability information of the terminal sent by the core network device through an interface signaling between the first access network device and the core network device.
  • the acquiring, by the first access network device, the first UE capability information of the terminal from a core network device includes:
  • the sending, by the first access network device, a UE capability identification request message or a UE capability request message to the core network device includes:
  • the first access network device After receiving the initial message sent by the terminal to the core network device, the first access network device sends the initial message to the core network device through the interface signaling between the first access network device and the core network device.
  • the core network device sends a UE capability request message.
  • the acquiring, by the first access network device, the first UE capability information of the terminal from a core network device includes:
  • the core network device determines the first UE of the terminal based on the first UE identification information of the terminal Capability identification information, and determining first UE capability information of the terminal based on a correspondence between the UE capability identification information and the UE capability information.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends, by the core network device, the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal
  • the correspondence between the first UE capability identification information and the first UE capability information is sent to the core network device.
  • the core network device obtains the first UE capability information of the terminal in the following manner:
  • the core network device acquires the first UE capability information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability information of the terminal from a subscription device of the terminal includes:
  • the core network device Sending, by the core network device, the first UE identification information of the terminal and / or the first UE capability identification information of the terminal to the contracted device, so that the contracted device is based on the first UE identification information of the terminal and / Or the first UE capability identification information of the terminal determines the first UE capability information of the terminal, and sends the first UE capability information of the terminal to the core network device.
  • the first UE capability identification information of the terminal is the first UE identification information of the terminal; or,
  • the first UE capability identification information of the terminal is identification information determined based on the first UE identification information of the terminal and specific identification information.
  • the first UE capability identification information of the terminal includes permanent identification information of the terminal or temporary identification information of the terminal.
  • the first UE capability identification information of the terminal is uniquely determined within at least one of the following ranges:
  • PLMN public land mobile network
  • core network equipment within the scope of the core network equipment, within the scope of the access network equipment, and within the registration area.
  • the correspondence between the UE capability identification information and the UE capability information is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is based on the The first PLMN registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first PLMN and the UE capability information, thereby determining the first UE capability information corresponding to the first UE capability identification information of the terminal.
  • the first UE capability identification information of the terminal is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal or The selected first PLMN determines first UE capability identification information corresponding to the first PLMN.
  • the terminal simultaneously registers or selects one or more PLMNs, and the terminal reports corresponding UE capability identification information for each PLMN.
  • the correspondence between the UE capability identification information and the UE capability information is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is based on The first network slice registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first network slice and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal. Capability information.
  • the first UE capability identification information of the terminal is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal Or the selected first network slice, and determining first UE capability identification information corresponding to the first network slice.
  • the terminal simultaneously registers or selects one or more network slices, and the terminal reports corresponding UE capability identification information for each network slice.
  • An obtaining unit configured to obtain first UE capability identification information or first UE capability information of a terminal
  • the first access network device obtains the first UE capability identification information of the terminal, the first access network device is based on the first UE capability identification information and the UE capability identification information. The corresponding relationship with the UE capability information determines first UE capability information of the terminal.
  • the obtaining unit includes:
  • the first acquisition subunit is configured to acquire the first UE capability identification information of the terminal from a core network device.
  • the first acquisition subunit is configured to pass between the first access network device and the core network device after the core network device receives a service request initiated by the terminal. Receiving interface signaling of the first UE capability identification information of the terminal sent by the core network device.
  • the first acquisition subunit is configured to send a UE capability identification request message or a UE capability request message to the core network device; receive the first UE capability of the terminal sent by the core network device Identification information.
  • the first obtaining subunit is configured to, after receiving an initial message sent by the terminal to the core network device, pass the first access network device to the core network device.
  • the inter-interface signaling sends a UE capability identification request message or a UE capability request message to the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends, by the core network device, the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal
  • the correspondence between the first UE capability identification information and the first UE capability information is sent to the core network device.
  • the obtaining unit includes:
  • the second acquisition subunit is configured to acquire the first UE capability identification information of the terminal from the terminal.
  • the second acquisition subunit is configured to acquire the first UE capability identification information of the terminal from the terminal according to the first UE identification information of the terminal.
  • the second acquisition subunit is configured to receive first UE capability identification information sent by the terminal.
  • the second obtaining subunit is configured to send a UE capability identification request message or a UE capability request message to the terminal; and receive first UE capability identification information sent by the terminal.
  • the obtaining unit includes:
  • the third acquisition subunit is configured to acquire the first UE capability identification information of the terminal from the second access network device.
  • the third obtaining subunit is configured to obtain the first UE capability identification information of the terminal from the second access network device according to the first UE identification information of the terminal.
  • the obtaining unit is further configured to obtain a correspondence between the UE capability identification information and the UE capability information in at least one of the following ways:
  • the obtaining unit includes:
  • a fourth acquisition subunit is configured to acquire the first UE capability information of the terminal from a core network device.
  • the fourth obtaining subunit is configured to obtain the first UE capability information of the terminal from a core network device according to the first UE identification information of the terminal.
  • the fourth acquisition subunit is configured to pass between the first access network device and the core network device after the core network device receives a service request initiated by the terminal. Receiving interface signaling of the first UE capability information of the terminal sent by the core network device.
  • the fourth acquisition subunit is configured to send a UE capability request message to the core network device; and receive first UE capability information of the terminal sent by the core network device.
  • the fourth acquisition subunit is configured to, after receiving an initial message sent by the terminal to the core network device, pass the first access network device to the core network device.
  • the inter-interface signaling sends a UE capability request message to the core network device.
  • the fourth acquisition subunit is configured to send the first UE identification information of the terminal to the core network device, so that the core network device is based on the first UE identification information of the terminal Determining the first UE capability identification information of the terminal, and determining the first UE capability information of the terminal based on a correspondence between the UE capability identification information and the UE capability information.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends, by the core network device, the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal
  • the correspondence between the first UE capability identification information and the first UE capability information is sent to the core network device.
  • the core network device obtains the first UE capability information of the terminal in the following manner:
  • the core network device acquires the first UE capability information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability information of the terminal from a subscription device of the terminal includes:
  • the core network device Sending, by the core network device, the first UE identification information of the terminal and / or the first UE capability identification information of the terminal to the contracted device, so that the contracted device is based on the first UE identification information of the terminal and / Or the first UE capability identification information of the terminal determines the first UE capability information of the terminal, and sends the first UE capability information of the terminal to the core network device.
  • the first UE capability identification information of the terminal is the first UE identification information of the terminal; or,
  • the first UE capability identification information of the terminal is identification information determined based on the first UE identification information of the terminal and specific identification information.
  • the first UE capability identification information of the terminal includes permanent identification information of the terminal or temporary identification information of the terminal.
  • the first UE capability identification information of the terminal is uniquely determined within at least one of the following ranges:
  • the correspondence between the UE capability identification information and the UE capability information is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is based on the The first PLMN registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first PLMN and the UE capability information, thereby determining the first UE capability information corresponding to the first UE capability identification information of the terminal.
  • the first UE capability identification information of the terminal is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal or The selected first PLMN determines first UE capability identification information corresponding to the first PLMN.
  • the terminal simultaneously registers or selects one or more PLMNs, and the terminal reports corresponding UE capability identification information for each PLMN.
  • the correspondence between the UE capability identification information and the UE capability information is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is based on The first network slice registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first network slice and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal. Capability information.
  • the first UE capability identification information of the terminal is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal Or the selected first network slice, and determining first UE capability identification information corresponding to the first network slice.
  • the terminal simultaneously registers or selects one or more network slices, and the terminal reports corresponding UE capability identification information for each network slice.
  • the computer storage medium provided in the embodiment of the present application stores computer-executable instructions, and the computer-executable instructions implement the foregoing method for acquiring a terminal capability when executed by a processor.
  • the first access network device acquires the first UE capability identification information or the first UE capability information of the terminal; wherein if the first access network device acquires the first UE capability identification information of the terminal, For a UE capability identification information, the first access network device determines the first UE capability information of the terminal based on the first UE capability identification information and a correspondence between the UE capability identification information and the UE capability information.
  • the UE capability information is mapped to the UE capability identification information.
  • the corresponding UE capability information may be obtained based on the UE capability identification information. , Reducing signaling overhead.
  • FIG. 1 is a system architecture diagram of a 5G network
  • FIG. 2 is a system architecture diagram of a 4G network
  • FIG. 3 is a first flowchart of a method for acquiring a terminal capability according to an embodiment of the present application
  • FIG. 4 is a second flowchart of a method for acquiring a terminal capability according to an embodiment of the present application
  • FIG. 5 is a third flowchart of a method for acquiring a terminal capability according to an embodiment of the present application.
  • FIG. 6 is a schematic composition diagram of a result of the terminal capability acquiring device according to an embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of a computer device according to an embodiment of the present application.
  • GSM Global System for Mobile
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • UMTS Universal Mobile Telecommunication System
  • LTE Long Term Evolution
  • LTE system evolution system Such as Advanced Long-Term Evolution (LTE-A) systems, New Radio (NR) systems, and evolution systems of NR systems, such as NR (NR-U, NR-based access) on unlicensed spectrum to Unlicensed spectrum) system, or next-generation communication system.
  • LTE-A Advanced Long-Term Evolution
  • NR New Radio
  • NR evolution systems of NR systems, such as NR (NR-U, NR-based access) on unlicensed spectrum to Unlicensed spectrum) system, or next-generation communication system.
  • Figure 1 is a system architecture diagram of a 5G network. As shown in Figure 1, the equipment involved in a 5G network system includes:
  • UE User Equipment
  • RAN Radio Access Network
  • UPF User Plane Function
  • DN Data Network
  • AMF Core Access and Mobility Management Function
  • Session Management Function Session Management Function
  • PCF Policy Control Function
  • AF Application Function
  • AUSF Authentication Server Function
  • UDM Unified Data Management
  • FIG. 2 is a system architecture diagram of a 4G network. As shown in Figure 2, the equipment involved in the 4G network system includes:
  • UE User Equipment
  • Evolved Universal Terrestrial Radio Access Network E-UTRAN, Universal Terrestrial Radio Access Network
  • Mobility Management Function MME, Mobility Management Entity
  • SGSN Serving GPRS Support Node
  • HSS Home Subscriber Server
  • Serving Gateway Serving Gateway
  • Packet Data Gateway PDN Gateway, Packet Data Network Gateway
  • PCRF Policy and Charging Rules Functional Unit
  • FIG. 1 and FIG. 2 described above is only an example of a network architecture for implementing the embodiment of the present application, and the embodiment in this application is not limited to the network structure described in FIG. 1 and FIG. 2.
  • FIG. 3 is a first flowchart of a method for acquiring terminal capabilities according to an embodiment of the present application. As shown in FIG. 3, the method for acquiring terminal capabilities includes the following steps:
  • Step 301 The first access network device acquires the first UE capability identification information or the first UE capability information of the terminal; wherein if the first access network device acquires the first UE capability identification information of the terminal, Then: the first access network device determines the first UE capability information of the terminal based on the first UE capability identification information and a correspondence between the UE capability identification information and the UE capability information.
  • the first access network device may be a base station.
  • the first UE capability information includes various capabilities supported by the terminal, such as the access type (RAT) supported by the terminal, the frequency band supported by the terminal, the power level of the terminal, whether the terminal supports CA, and whether the terminal Support PS switching, security algorithms supported by the terminal, etc.
  • RAT access type
  • the first UE capability identification information may be implemented in the following manners:
  • the first UE capability identification information of the terminal is the first UE identification information of the terminal.
  • the first UE capability identification information of the terminal is identification information determined based on the first UE identification information of the terminal and specific identification information.
  • the first access network device obtains the capability information of the first UE:
  • the first acquisition method the first access network device acquires the first UE capability identification information of the terminal; based on the first UE capability identification information and the correspondence between the UE capability identification information and the UE capability information, determining the terminal's First UE capability information.
  • the second acquisition method the first access network device directly acquires the first UE capability information.
  • the first UE capability identification information of the terminal includes permanent identification information of the terminal or temporary identification information of the terminal.
  • the first UE capability identification information of the terminal is UE capability identification information for a service type, and when the first UE capability identification information is reported by the terminal, the terminal further reports the first The service type corresponding to the UE capability identification information. Further, the length of the UE capability identification information corresponding to different service types is different.
  • the service type is, for example, enhanced mobile bandwidth (eMBB), mass machine communication (mMTC), ultra-reliable low-latency (URLLC), connected vehicle (V2X), etc.
  • eMBB enhanced mobile bandwidth
  • mMTC mass machine communication
  • URLLC ultra-reliable low-latency
  • V2X connected vehicle
  • the length of the UE capability identification information is different.
  • the first UE capability identification information of the terminal is uniquely determined within at least one of the following ranges:
  • the correspondence between the UE capability identification information and the UE capability information is determined based on the range information; wherein the first access network device side or the core network device side or the contracted device side is based on The first range information registered or selected by the terminal, and determining the correspondence between the UE capability identification information corresponding to the first range information and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal Capability information, where the range information includes at least one of the following: PLMN information, manufacturer information to which the terminal belongs, network operator information, and service provider information.
  • the manufacturer information to which the terminal belongs includes at least one of the following: identification information of the manufacturer, and the name of the manufacturer. Further, if the information of the manufacturer to which the terminal belongs includes the identification information of the manufacturer, the identification information of the manufacturer is allocated based on the PLMN or allocated by the same agency.
  • the first UE capability identification information of the terminal is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is the first registered or selected device according to the terminal.
  • PLMN determining first UE capability identification information corresponding to the first PLMN.
  • the terminal simultaneously registers or selects one or more PLMNs, and the terminal reports corresponding UE capability identification information for each PLMN.
  • the correspondence between the UE capability identification information and the UE capability information is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is based on The first network slice registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first network slice and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal. Capability information. Further, the first UE capability identification information of the terminal is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is based on a first registered or selected first terminal device. A network slice determines first UE capability identification information corresponding to the first network slice.
  • the terminal registers or selects one or more network slices simultaneously, and the terminal reports corresponding UE capability identification information for each network slice.
  • the first UE capability identification information is based on the PLMN, and the PLMN-based first A UE capability identification information has different formats.
  • the format refers to the length of the UE capability identification information and / or the information contained in the UE capability identification information. Further, the format of the PLMN-based first UE capability identification information is predefined in the protocol.
  • the terminal when the first UE capability identification information is reported by the terminal, the terminal further reports the first UE capability identification information support format information.
  • FIG. 4 is a second flowchart of a method for acquiring terminal capabilities according to an embodiment of the present application. As shown in FIG. 4, the method for acquiring terminal capabilities includes the following steps:
  • Step 401 The first access network device acquires the first UE capability identification information of the terminal.
  • the first access network device acquiring the first UE capability identification information of the terminal may be implemented in the following manners:
  • the first access network device obtains the first UE capability identification information of the terminal from a core network device.
  • the first access network device Obtaining, by the first access network device, the first UE capability information of the terminal from the core network device according to the first UE identification information of the terminal.
  • the first access network device acquiring the first UE capability identification information of the terminal from the core network device may be implemented in the following manner:
  • the first access network device After the core network device receives a service request initiated by the terminal, the first access network device receives the service request through an interface signaling between the first access network device and the core network device.
  • the first UE capability identification information of the terminal sent by the core network device.
  • the first access network device sends a UE capability identification request message or a UE capability request message to the core network device; the first access network device receives a first of the terminal sent by the core network device UE capability identification information.
  • the sending, by the first access network device, a UE capability identification request message or a UE capability request message to the core network device includes:
  • the first access network device After receiving the initial message sent by the terminal to the core network device, the first access network device sends the initial message to the core network device through the interface signaling between the first access network device and the core network device.
  • the core network device sends a UE capability identification request message or a UE capability request message.
  • the core network device obtains the first UE capability identification information in the following ways:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the Sending the first UE capability identification information of the terminal to the core network device; or 1.2) the terminal sending the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device Core network equipment.
  • the first access network device or core network device obtains first UE capability information and corresponding first UE capability identification information from a terminal; or, the first access network The device or the core network device obtains the first UE capability information from the terminal, and allocates the corresponding first UE capability identification information to the first UE capability information. Further, if the first access network obtains first UE capability information and corresponding first UE capability identification information from the terminal, sending the first UE capability information and corresponding first UE capability identification information to The core network.
  • the core network sends the first UE capability information of the terminal and the corresponding first UE capability identification information, and / or, the first UE identification information of the terminal is sent to a subscription of the terminal. server. Further, the subscription server of the terminal saves or updates the first UE capability information of the terminal and the corresponding first UE capability identification information, and / or the first UE identification information of the terminal.
  • the first UE capability information of the terminal and the corresponding first UE capability identification information are configured on the terminal side in a pre-configured manner.
  • the first access network device or core network device when the first access network device or core network device obtains the first UE capability identification information from the terminal, it also acquires range information to which the first UE capability identification information belongs, where the range information includes the following At least one: PLMN information, manufacturer information to which the terminal belongs, network operator information, and service provider information.
  • the manufacturer information to which the terminal belongs includes at least one of the following: identification information of the manufacturer, and the name of the manufacturer. Further, the manufacturer information to which the terminal belongs includes at least one of the following: identification information of the manufacturer, and a name of the manufacturer.
  • the range information is represented by application function (AF, Application Function) information.
  • the core network after the core network obtains the first UE capability identification information and the range information to which the first UE capability identification information belongs from the terminal, determines the UE capability identification information and the UE belonging to the range information. Corresponding relationship of capability information, and determining first UE capability information corresponding to the first UE capability identification information based on the corresponding relationship.
  • the core network requests, through a gateway interface, an external server corresponding to the range information reported by the terminal to obtain first UE capability information corresponding to the first UE capability identification information.
  • the terminal reports indication information to the core network to indicate that the correspondence relationship is updated.
  • the core network receives the indication information, Obtaining an updated correspondence relationship from an external server corresponding to the range information reported by the terminal.
  • the terminal reports the indication information to the core network while reporting the first UE capability identification information to the core network; or the terminal separately reports the first UE capability identification information and all information Mentioned instructions.
  • the core network if the core network receives from the terminal that the first UE capability identification information is not in the corresponding relationship, the core network obtains from an external server corresponding to the range information reported by the terminal. The updated correspondence relationship; or, the core network requests from an external server corresponding to the range information reported by the terminal to obtain first UE capability information corresponding to the first UE capability identification information, and updates the first UE capability The correspondence between the identification information and the first UE capability information is added to the correspondence.
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal. Further, the core network device sends the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal. And / or the correspondence between the first UE capability identification information and the first UE capability information of the terminal, and the first UE capability identification information of the terminal, and the first UE identification information and / or the first UE identification information of the terminal The correspondence between the first UE capability identification information and the first UE capability information of the terminal is sent to the core network device.
  • the first access network device obtains the first UE capability identification information of the terminal from the terminal.
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from the terminal according to the first UE identification information of the terminal.
  • the first access network device receives the first UE capability identification information sent by the terminal.
  • the first access network device sends a UE capability identification request message or a UE capability request message to the terminal; the first access network device receives the first UE capability identification information sent by the terminal.
  • the first access network device obtains the first UE capability identification information of the terminal from the second access network device.
  • the first access network device Obtaining, by the first access network device, the first UE capability identification information of the terminal from the second access network device according to the first UE identification information of the terminal.
  • Step 402 The first access network device determines the first UE capability information of the terminal based on the first UE capability identification information and a correspondence between the UE capability identification information and the UE capability information.
  • the first access network device obtains the correspondence between the UE capability identification information and the UE capability information in at least one of the following ways:
  • FIG. 5 is a third flowchart of a method for acquiring terminal capabilities according to an embodiment of the present application. As shown in FIG. 5, the method for acquiring terminal capabilities includes the following steps:
  • Step 501 The first access network device obtains first UE capability information of the terminal.
  • the first access network device acquires first UE capability information of the terminal from a core network device. Further, the first access network device acquiring the first UE capability information of the terminal from the core network device may be implemented in the following manner:
  • Method 1 After the core network device receives a service request initiated by the terminal, the first access network device receives the service request through an interface signaling between the first access network device and the core network device.
  • the first UE capability information of the terminal sent by the core network device is described.
  • the first access network device sends a UE capability request message to the core network device; the first access network device receives the first UE capability information of the terminal sent by the core network device. Further, after receiving the initial message sent by the terminal to the core network device, the first access network device sends an initial message to the core network device through an interface signaling between the first access network device and the core network device. The core network device sends a UE capability request message.
  • the first access network device acquiring the first UE capability information of the terminal from the core network device may be implemented in the following manner: the first access network device converts the first UE identification information is sent to the core network device, so that the core network device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal, and based on the UE capability identification information and the UE capability information. The corresponding relationship determines first UE capability information of the terminal. Further, the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the Sending the first UE capability identification information of the terminal to the core network device; or 1.2) the terminal sending the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device Core network equipment.
  • the core network device obtains the first UE capability identification information of the terminal from a contracted device of the terminal. Further, the core network device sends the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal. And / or the correspondence between the first UE capability identification information and the first UE capability information of the terminal, and the first UE capability identification information of the terminal, and the first UE identification information and / or the first UE identification information of the terminal The correspondence between the first UE capability identification information and the first UE capability information of the terminal is sent to the core network device.
  • the core network device obtains the first UE capability information of the terminal in the following manner: the core network device obtains the first UE capability information of the terminal from a subscription device of the terminal.
  • the core network device sends the first UE identification information of the terminal and / or the first UE capability identification information of the terminal to the contracted device, so that the contracted device is based on the first UE identification information of the terminal
  • And / or the first UE capability identification information of the terminal determines the first UE capability information of the terminal, and sends the first UE capability information of the terminal to the core network device.
  • FIG. 6 is a schematic composition diagram of a result of the terminal capability acquiring device according to the embodiment of the present application. As shown in FIG. 6, the terminal capability acquiring device includes:
  • An obtaining unit 601, configured to obtain first UE capability identification information or first UE capability information of a terminal
  • the first access network device obtains the first UE capability identification information of the terminal, the first access network device is based on the first UE capability identification information and the UE capability identification information. The corresponding relationship with the UE capability information determines first UE capability information of the terminal.
  • the obtaining unit 601 includes:
  • the first obtaining subunit 11 is configured to obtain first UE capability identification information of the terminal from a core network device.
  • the first acquisition subunit 11 is configured to, after the core network device receives a service request initiated by the terminal, pass through the first access network device and the core network device. Interface signaling between the first UE capability identification information of the terminal sent by the core network device.
  • the first acquisition subunit 11 is configured to send a UE capability identification request message or a UE capability request message to the core network device; and receive the first UE of the terminal sent by the core network device. Capability identification information.
  • the first obtaining subunit 11 is configured to, after receiving an initial message sent by the terminal to the core network device, pass the first access network device and the core network device The interface signaling between them sends a UE capability identification request message or a UE capability request message to the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the first access network device or core network device obtains first UE capability information and corresponding first UE capability identification information from a terminal; or, the first access network The device or the core network device obtains the first UE capability information from the terminal, and allocates the corresponding first UE capability identification information to the first UE capability information. Further, if the first access network obtains first UE capability information and corresponding first UE capability identification information from the terminal, sending the first UE capability information and corresponding first UE capability identification information to The core network.
  • the core network sends the first UE capability information of the terminal and the corresponding first UE capability identification information, and / or, the first UE identification information of the terminal is sent to a subscription of the terminal. server. Further, the subscription server of the terminal saves or updates the first UE capability information of the terminal and the corresponding first UE capability identification information, and / or the first UE identification information of the terminal.
  • the first UE capability information of the terminal and the corresponding first UE capability identification information are configured on the terminal side in a pre-configured manner.
  • the first access network device or core network device when the first access network device or core network device obtains the first UE capability identification information from the terminal, it also acquires range information to which the first UE capability identification information belongs, where the range information includes the following At least one: PLMN information, manufacturer information to which the terminal belongs, network operator information, and service provider information.
  • the manufacturer information to which the terminal belongs includes at least one of the following: identification information of the manufacturer, and the name of the manufacturer. Further, if the information of the manufacturer to which the terminal belongs includes the identification information of the manufacturer, the identification information of the manufacturer is allocated based on the PLMN or allocated by the same agency.
  • the range information is represented by AF information.
  • the core network after the core network obtains the first UE capability identification information and the range information to which the first UE capability identification information belongs from the terminal, determines the UE capability identification information and the UE belonging to the range information. Corresponding relationship of capability information, and determining first UE capability information corresponding to the first UE capability identification information based on the corresponding relationship.
  • the core network requests, through a gateway interface, an external server corresponding to the range information reported by the terminal to obtain first UE capability information corresponding to the first UE capability identification information.
  • the terminal reports indication information to the core network to indicate that the correspondence relationship is updated.
  • the core network receives the indication information, Obtaining an updated correspondence relationship from an external server corresponding to the range information reported by the terminal.
  • the terminal reports the indication information to the core network while reporting the first UE capability identification information to the core network; or the terminal separately reports the first UE capability identification information and all information Mentioned instructions.
  • the core network if the core network receives from the terminal that the first UE capability identification information is not in the corresponding relationship, the core network obtains from an external server corresponding to the range information reported by the terminal. The updated correspondence relationship; or, the core network requests from an external server corresponding to the range information reported by the terminal to obtain first UE capability information corresponding to the first UE capability identification information, and updates the first UE capability The correspondence between the identification information and the first UE capability information is added to the correspondence.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends, by the core network device, the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal
  • the correspondence between the first UE capability identification information and the first UE capability information is sent to the core network device.
  • the obtaining unit 601 includes:
  • the second acquisition subunit 12 is configured to acquire the first UE capability identification information of the terminal from the terminal. Further, the second acquisition subunit 12 is configured to acquire the first UE capability identification information of the terminal from the terminal according to the first UE identification information of the terminal.
  • the second acquisition subunit 12 is configured to receive first UE capability identification information sent by the terminal.
  • the second acquisition subunit 12 is configured to send a UE capability identification request message or a UE capability request message to the terminal; and receive first UE capability identification information sent by the terminal.
  • the obtaining unit 601 includes:
  • the third acquisition subunit 13 is configured to acquire the first UE capability identification information of the terminal from a second access network device. Further, the third acquisition subunit 13 is configured to acquire the first UE capability identification information of the terminal from the second access network device according to the first UE identification information of the terminal.
  • the obtaining unit 601 is further configured to obtain a correspondence between the UE capability identification information and the UE capability information in at least one of the following manners:
  • the obtaining unit 601 includes:
  • the fourth obtaining subunit 14 is configured to obtain first UE capability information of the terminal from a core network device. Further, the fourth obtaining subunit 14 is configured to obtain the first UE capability information of the terminal from a core network device according to the first UE identification information of the terminal.
  • the fourth acquisition subunit 14 is configured to, after the core network device receives a service request initiated by the terminal, pass through the first access network device and the core network device.
  • Inter-interface signaling receives the first UE capability information of the terminal sent by the core network device.
  • the fourth acquisition subunit 14 is configured to send a UE capability request message to the core network device; and receive first UE capability information of the terminal sent by the core network device.
  • the fourth obtaining subunit 14 is configured to, after receiving the initial message sent by the terminal to the core network device, pass the first access network device and the core network device The interface signaling between them sends a UE capability request message to the core network device.
  • the fourth obtaining subunit 14 is configured to send the first UE identification information of the terminal to the core network device, so that the core network device is based on the first UE identification of the terminal
  • the information determines the first UE capability identification information of the terminal, and determines the first UE capability information of the terminal based on a correspondence between the UE capability identification information and the UE capability information.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the terminal sends the first UE capability identification information to the first access network device or the second access network device, and the first access network device or the second access network device sends the terminal's Sending the first UE capability identification information to the core network device; or
  • the terminal sends the first UE capability identification information to the core network device through an interface protocol between the terminal and the core network device.
  • the core network device obtains the first UE capability identification information in the following manner:
  • the core network device obtains the first UE capability identification information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability identification information of the terminal from a subscription device of the terminal includes:
  • the core network device sends, by the core network device, the first UE identification information of the terminal to the contracted device, so that the contracted device determines the first UE capability identification information of the terminal based on the first UE identification information of the terminal and / Or the correspondence between the first UE capability identification information of the terminal and the first UE capability information, and the first UE capability identification information of the terminal, and the first UE identification information of the terminal and / or the terminal.
  • the corresponding relationship between the first UE capability identification information and the first UE capability information is sent to the core network device
  • the core network device obtains the first UE capability information of the terminal in the following manner:
  • the core network device acquires the first UE capability information of the terminal from a subscription device of the terminal.
  • the acquiring, by the core network device, the first UE capability information of the terminal from a subscription device of the terminal includes:
  • the core network device Sending, by the core network device, the first UE identification information of the terminal and / or the first UE capability identification information of the terminal to the contracted device, so that the contracted device is based on the first UE identification information of the terminal and / Or the first UE capability identification information of the terminal determines the first UE capability information of the terminal, and sends the first UE capability information of the terminal to the core network device.
  • the first UE capability identification information of the terminal is the first UE identification information of the terminal; or,
  • the first UE capability identification information of the terminal is identification information determined based on the first UE identification information of the terminal and specific identification information.
  • the first UE capability identification information of the terminal includes permanent identification information of the terminal or temporary identification information of the terminal.
  • the first UE capability identification information of the terminal is UE capability identification information for a service type, and when the first UE capability identification information is reported by the terminal, the terminal further reports the first The service type corresponding to the UE capability identification information. Further, the length of the UE capability identification information corresponding to different service types is different.
  • the service type is, for example, eMBB, mMTC, URLLC, V2X, etc.
  • the length of the UE capability identification information is different.
  • the first UE capability identification information of the terminal is uniquely determined within at least one of the following ranges:
  • the correspondence between the UE capability identification information and the UE capability information is determined based on the range information; wherein the first access network device side or the core network device side or the contracted device side is based on The first range information registered or selected by the terminal, and determining the correspondence between the UE capability identification information corresponding to the first range information and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal Capability information
  • the range information includes at least one of the following: PLMN information, manufacturer information to which the terminal belongs, network operator information, and service provider information.
  • the first UE capability identification information of the terminal is determined based on the PLMN; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal or The selected first PLMN determines first UE capability identification information corresponding to the first PLMN.
  • the terminal simultaneously registers or selects one or more PLMNs, and the terminal reports corresponding UE capability identification information for each PLMN.
  • the correspondence between the UE capability identification information and the UE capability information is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is based on The first network slice registered or selected by the terminal determines the correspondence between the UE capability identification information corresponding to the first network slice and the UE capability information, thereby determining the first UE corresponding to the first UE capability identification information of the terminal. Capability information.
  • the first UE capability identification information of the terminal is determined based on a network slice; wherein the first access network device side or the core network device side or the contracted device side is registered according to the terminal Or the selected first network slice, and determining first UE capability identification information corresponding to the first network slice.
  • the terminal simultaneously registers or selects one or more network slices, and the terminal reports corresponding UE capability identification information for each network slice.
  • the first UE capability identification information is based on the PLMN, and the PLMN-based first A UE capability identification information has different formats.
  • the format refers to the length of the UE capability identification information and / or the information contained in the UE capability identification information. Further, the format of the PLMN-based first UE capability identification information is predefined in the protocol.
  • the terminal when the first UE capability identification information is reported by the terminal, the terminal further reports the first UE capability identification information support format information.
  • the implementation functions of the units in the terminal capability acquiring device shown in FIG. 6 can be understood by referring to the related description of the foregoing terminal capability acquiring method.
  • the functions of the units in the terminal capability acquisition device shown in FIG. 6 may be implemented by a program running on a processor, or may be implemented by a specific logic circuit.
  • the device for acquiring terminal capabilities is implemented in the form of a software functional module and sold or used as an independent product, it may also be stored in a computer-readable storage medium.
  • the computer software product is stored in a storage medium and includes several instructions for A computer device (which may be a personal computer, a server, or a network device) is caused to execute all or part of the methods described in the embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM, Read Only Memory), a magnetic disk, or an optical disk, and other media that can store program codes.
  • ROM Read Only Memory
  • magnetic disk or an optical disk, and other media that can store program codes.
  • an embodiment of the present application further provides a computer storage medium in which computer-executable instructions are stored.
  • the computer-executable instructions are executed by a processor, the foregoing method for acquiring terminal capabilities in the embodiments of the present application is implemented.
  • FIG. 7 is a schematic structural composition diagram of a computer device according to an embodiment of the present application.
  • the computer device may be an access network device, a core network device, and a terminal.
  • the computer device 100 may include one or more (only one shown in the figure) a processor 1002 (the processor 1002 may include but is not limited to a microprocessor (MCU, Micro Controller Unit) or a programmable logic device. (FPGA, Field Programmable Gate Array, etc.), a memory 1004 for storing data, and a transmission device 1006 for a communication function.
  • MCU microprocessor
  • FPGA Field Programmable Gate Array
  • FIG. 7 is only for illustration, and it does not limit the structure of the electronic device.
  • the computer device 100 may also include more or fewer components than those shown in FIG. 7, or have a different configuration from that shown in FIG.
  • the memory 1004 may be used to store software programs and modules of application software, such as program instructions / modules corresponding to the methods in the embodiments of the present application.
  • the processor 1002 executes various functional applications by running the software programs and modules stored in the memory 1004. As well as data processing, the method described above is implemented.
  • the memory 1004 may include a high-speed random access memory, and may further include a non-volatile memory, such as one or more magnetic storage devices, a flash memory, or other non-volatile solid-state memory.
  • the memory 1004 may further include memory remotely set with respect to the processor 1002, and these remote memories may be connected to the computer device 100 through a network. Examples of the above network include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.
  • the transmission device 1006 is used for receiving or transmitting data via a network.
  • a specific example of the network described above may include a wireless network provided by a communication provider of the computer device 100.
  • the transmission device 1006 includes a network adapter (NIC, Network Interface Controller), which can be connected to other network devices through a base station so as to communicate with the Internet.
  • the transmission device 1006 may be a radio frequency (RF, Radio Frequency) module, which is used to communicate with the Internet in a wireless manner.
  • RF Radio Frequency
  • the disclosed method and smart device may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the units is only a logical function division.
  • there may be another division manner such as multiple units or components may be combined, or Can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed components are coupled, or directly coupled, or communicated with each other through some interfaces.
  • the indirect coupling or communications of the device or unit may be electrical, mechanical, or other forms. of.
  • the units described above as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, which may be located in one place or distributed across multiple network units; Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into a second processing unit, or each unit may be separately used as a unit, or two or more units may be integrated into a unit;
  • the above integrated unit may be implemented in the form of hardware, or in the form of hardware plus software functional units.

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CN201980036702.6A CN112205017A (zh) 2018-06-05 2019-06-05 一种终端能力的获取方法及装置、计算机存储介质
KR1020207035502A KR102740549B1 (ko) 2018-06-05 2019-06-05 단말 능력을 획득하는 방법 및 장치, 컴퓨터 저장 매체
CN202110084030.5A CN112887966B (zh) 2018-06-05 2019-06-05 一种终端能力的获取方法及装置、计算机存储介质
JP2020567067A JP2021526336A (ja) 2018-06-05 2019-06-05 端末能力の取得方法および装置、コンピュータ記憶媒体
AU2019281615A AU2019281615A1 (en) 2018-06-05 2019-06-05 Terminal capability acquisition method and apparatus, and computer storage medium
EP19815018.7A EP3780686B1 (en) 2018-06-05 2019-06-05 Terminal capability acquisition method, system and computer storage media
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KR102740549B1 (ko) 2024-12-06
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EP3780686B1 (en) 2022-12-07
JP2021526336A (ja) 2021-09-30
US11323872B2 (en) 2022-05-03
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