WO2024017069A1 - Procédé et appareil de localisation, et support de stockage - Google Patents

Procédé et appareil de localisation, et support de stockage Download PDF

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Publication number
WO2024017069A1
WO2024017069A1 PCT/CN2023/106073 CN2023106073W WO2024017069A1 WO 2024017069 A1 WO2024017069 A1 WO 2024017069A1 CN 2023106073 W CN2023106073 W CN 2023106073W WO 2024017069 A1 WO2024017069 A1 WO 2024017069A1
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WO
WIPO (PCT)
Prior art keywords
remote terminal
identification information
terminal
relay
positioning
Prior art date
Application number
PCT/CN2023/106073
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English (en)
Chinese (zh)
Inventor
邓强
侯云静
Original Assignee
大唐移动通信设备有限公司
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Application filed by 大唐移动通信设备有限公司 filed Critical 大唐移动通信设备有限公司
Publication of WO2024017069A1 publication Critical patent/WO2024017069A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Definitions

  • the present disclosure relates to the field of communication technology, and in particular, to a positioning method, device and storage medium.
  • the network can initiate the positioning process for the UE.
  • the Gateway Mobile Location Center GMLC
  • AMF Access and Mobility Management Function
  • UDM Unified Data Management
  • the Layer-3 UE-to-Network Relay is defined in the Proximity Service (ProSe).
  • ProSe Proximity Service
  • the Layer-3 Remote UE can pass through the Layer-3 Remote UE.
  • 3 relay terminals (Layer-3 Relay UE) are connected to the network for communication.
  • the GMLC corresponding to the Layer 3 remote terminal cannot initiate the positioning process through the Layer 3 remote terminal's AMF, and thus cannot obtain Layer 3. The positioning information of the remote terminal.
  • Embodiments of the present disclosure provide a positioning method, device and storage medium to solve the above technical problems.
  • embodiments of the present disclosure provide a positioning method applied to relay terminals, including:
  • the determining the first location information of the remote terminal includes:
  • the first location information is determined based on the second location information of the relay terminal and the determined relative location information between the remote terminal and the relay terminal.
  • the method also includes:
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • embodiments of the present disclosure also provide a positioning method applied to AMF, including:
  • the uplink positioning message carries first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the method also includes:
  • the method also includes:
  • At least one of the following is also sent to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • embodiments of the present disclosure also provide a positioning method applied to UDM, including:
  • the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal, where the relay indication is used to It indicates that the remote terminal accesses the network through the relay terminal.
  • the method also includes:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • embodiments of the present disclosure also provide a positioning method applied to GMLC, including:
  • the method also includes:
  • the remote terminal accesses the network through the relay terminal, and a positioning process for the relay terminal is initiated.
  • embodiments of the present disclosure also provide a relay terminal, including a memory, a transceiver, and a processor;
  • Memory used to store computer programs
  • transceiver used to send and receive data under the control of the processor
  • processor used to read the computer program in the memory and perform the following operations:
  • the determining the first location information of the remote terminal includes:
  • the first location information is determined based on the second location information of the relay terminal and the determined relative location information between the remote terminal and the relay terminal.
  • the processor is used to read the computer program in the memory and also perform the following operations:
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • embodiments of the present disclosure also provide an AMF network functional entity, including a memory, a transceiver, and a processor;
  • Memory used to store computer programs
  • transceiver used to send and receive data under the control of the processor
  • processor used to read the computer program in the memory and perform the following operations:
  • the uplink positioning message carries first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the processor is used to read the computer program in the memory and also perform the following operations:
  • the processor is used to read the computer program in the memory and also perform the following operations:
  • At least one of the following is also sent to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • the embodiment of the present disclosure also provides a UDM network functional entity, including a memory, a transceiver, and a processor;
  • Memory used to store computer programs
  • transceiver used to send and receive data under the control of the processor
  • processor used to read the computer program in the memory and perform the following operations:
  • the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal, where the relay indication is used to It indicates that the remote terminal accesses the network through the relay terminal.
  • the processor is used to read the computer program in the memory and also perform the following operations:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • the embodiment of the present disclosure also provides a GMLC network functional entity, including a memory, a transceiver, and a processor;
  • Memory used to store computer programs
  • transceiver used to send and receive data under the control of the processor
  • processor used to read the computer program in the memory and perform the following operations:
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the remote terminal accesses the network through the relay terminal, and a positioning process for the relay terminal is initiated.
  • an embodiment of the present disclosure further provides a positioning device, including:
  • a first receiving unit configured to receive a positioning request sent by the core network device, where the positioning request carries the first identification information of the remote terminal;
  • a first determining unit configured to determine the first location information of the remote terminal according to the first identification information
  • the first sending unit is configured to send the first location information to the core network device.
  • the first determining unit includes:
  • a first determination module configured to determine the first location information according to the second location information of the relay terminal; or,
  • the second determination module is configured to determine the first location information based on the second location information of the relay terminal and the determined relative location information between the remote terminal and the relay terminal.
  • the device also includes:
  • a first acquisition unit configured to acquire the first identification information of the remote terminal through the PC5 connection establishment process
  • the second sending unit is configured to send the first identification information to the core network device.
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • embodiments of the present disclosure also provide a positioning device applied to AMF, including:
  • the second receiving unit is configured to receive the downlink positioning message sent by the LMF, where the downlink positioning message carries the first identification information of the remote terminal;
  • the third sending unit is configured to send an uplink positioning message to the LMF, where the uplink positioning message carries the first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the device also includes:
  • a fourth sending unit configured to send a positioning request to the relay terminal, where the positioning request carries the first identification information
  • a third receiving unit configured to receive the first location information determined by the relay terminal based on the first identification information.
  • the device also includes:
  • the fourth receiving unit is configured to receive the first identification information sent by the relay terminal;
  • a selection unit configured to select a UDM serving the remote terminal according to the first identification information, and send the AMF address information to the UDM.
  • the selection unit is also configured to send at least one of the following to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • embodiments of the present disclosure also provide a positioning device applied to UDM, including:
  • the fifth receiving unit is configured to receive a request message sent by the GMLC serving the remote terminal, where the request message carries the first identification information of the remote terminal;
  • the fifth sending unit is configured to send a response message to the GMLC, where the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal,
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • the device also includes:
  • the sixth receiving unit is used to receive one or more of the following information from the core network equipment:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • embodiments of the present disclosure also provide a positioning device applied to GMLC, including:
  • the second acquisition unit is used to acquire the address information of the AMF of the relay terminal from the UDM corresponding to the remote terminal or the external location service client;
  • a sixth sending unit configured to send a positioning request to the AMF, where the positioning request carries the first identification information of the remote terminal;
  • a seventh receiving unit configured to receive the first location information of the remote terminal determined by the AMF based on the first identification information.
  • the device also includes:
  • An eighth receiving unit configured to receive the first message sent by the UDM, where the first message carries the first identification information, the second identification information of the remote terminal and the relay indication;
  • the second determining unit is configured to determine based on the first message that the remote terminal accesses the network through the relay terminal, and initiates a positioning process for the relay terminal.
  • embodiments of the present disclosure further provide a processor-readable storage medium, the processor-readable storage medium stores a computer program, the computer program is used to cause the processor to execute the first step as described above.
  • the positioning method provided by the aspect or the second aspect or the third aspect or the fourth aspect.
  • embodiments of the present disclosure also provide a computer-readable storage medium, the computer-readable storage medium stores a computer program, the computer program is used to cause the computer to execute the first aspect or the second aspect as described above. Or the positioning method provided by the third or fourth aspect.
  • an embodiment of the present disclosure further provides a communication device, the communication device's readable storage medium stores a computer program, the computer program is used to cause the communication device to execute the first aspect or the second aspect as described above, or The positioning method provided by the third or fourth aspect.
  • embodiments of the present disclosure further provide a chip product, the chip product's readable storage medium stores a computer program, and the computer program is used to cause the chip product to execute the above-mentioned step.
  • the positioning method provided by the first aspect or the second aspect or the third aspect or the fourth aspect.
  • the relay terminal receives the identification information of the remote terminal from the core network device, thereby initiating a positioning process for the remote terminal based on the identification information of the remote terminal, determining the location information of the remote terminal and feeding it back to the core network device. , so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • FIG. 1 is a schematic diagram of the layer 3 relay protocol architecture provided by related technologies
  • Figure 2 is a schematic diagram of the communication flow in the layer 3 relay protocol architecture provided by related technologies
  • Figure 3 is a schematic flowchart of terminal positioning in a non-relay scenario provided by related technologies
  • Figure 4 is one of the flow diagrams of the positioning method provided by the embodiment of the present disclosure.
  • Figure 5 is a second schematic flowchart of a positioning method provided by an embodiment of the present disclosure.
  • Figure 6 is a third schematic flowchart of the positioning method provided by an embodiment of the present disclosure.
  • Figure 7 is the fourth schematic flowchart of the positioning method provided by the embodiment of the present disclosure.
  • Figure 8 is a fifth schematic flowchart of the positioning method provided by an embodiment of the present disclosure.
  • Figure 9 is a schematic flowchart No. 6 of the positioning method provided by an embodiment of the present disclosure.
  • Figure 10 is a schematic flow chart of the positioning method provided by an embodiment of the present disclosure.
  • Figure 11 is a schematic structural diagram of a relay terminal provided by an embodiment of the present disclosure.
  • Figure 12 is a schematic structural diagram of an AMF network functional entity provided by an embodiment of the present disclosure.
  • Figure 13 is a schematic structural diagram of a UDM network functional entity provided by an embodiment of the present disclosure.
  • Figure 14 is a schematic structural diagram of a GMLC network functional entity provided by an embodiment of the present disclosure.
  • Figure 15 is one of the structural schematic diagrams of the positioning device provided by an embodiment of the present disclosure.
  • Figure 16 is the second structural schematic diagram of the positioning device provided by the embodiment of the present disclosure.
  • Figure 17 is the third structural schematic diagram of the positioning device provided by the embodiment of the present disclosure.
  • Figure 18 is the fourth structural schematic diagram of the positioning device provided by an embodiment of the present disclosure.
  • Figure 1 is a schematic diagram of the layer 3 relay protocol architecture provided by related technologies. As shown in Figure 1, when the UE is outside the network coverage or the Uu interface signal is poor, it cannot directly connect to the network. It can use the relay function to connect to the network directly. When a UE connects to the network, the former is called a layer 3 remote terminal and the latter is called a layer 3 relay terminal.
  • FIG. 2 is a schematic diagram of the communication process in the layer 3 relay protocol architecture provided by related technologies.
  • UPF is the user plane function (User Plane Function).
  • inter-network communication at least includes following steps:
  • Step 201 Authorization and configuration.
  • the network provides the parameters required for proximity service communication (PC5 interface communication) to the relay terminal and the remote terminal respectively through steps 201a and 201b, such as the relay service code (Relay Service Code, RSC) used to select the relay terminal. .
  • the relay service code Relay Service Code, RSC
  • Step 202 PDU session establishment. Since the remote terminal cannot establish a Protocol Data Unit (PDU) session, the relay terminal establishes a relay PDU through the Uu interface. This PDU session is used to relay or transmit the data of the remote terminal. The relay terminal obtains the IPv6 prefix (Prefix) from the network through the IPv6 prefix proxy function.
  • PDU Protocol Data Unit
  • Step 203 Discovery Procedure.
  • the remote terminal discovers the relay terminal during the execution of the proximity service.
  • Step 204 Establish one-to-one direct communication.
  • the communication interface between the remote terminal and the relay terminal is the PC5 interface.
  • the relay terminal initiates a new PDU session establishment process.
  • Step 205 IP address/prefix allocation.
  • the relay terminal assigns an IP address/prefix to the remote terminal.
  • the IP address refers to the Internet Protocol Address.
  • Step 206 Relay communication.
  • the remote terminal communicates with the network through the PDU session established by the relay terminal. line of communication.
  • Figure 3 is a schematic flowchart of locating a terminal in a non-relay scenario provided by related technologies. As shown in Figure 3, in a non-relay scenario, that is, the terminal directly accesses the network, the process of locating the terminal includes at least the following steps. :
  • Step 301 The external location service client (External Client) sends a location service request (Location Service Request) to the GMLC, requesting to initiate a positioning process for the terminal.
  • the location service request carries the identification information of the terminal, through the Generic Public Signing Identifier (Generic Public Subscription Identifier (GPSI) or Subscription Permanent Identifier (SUPI) to identify the terminal.
  • GPSI Generic Public Subscription Identifier
  • SUPI Subscription Permanent Identifier
  • Step 302 GMLC sends a request message to the UDM of the service terminal.
  • GMLC uses the GPSI or SUPI of the terminal to discover the UDM.
  • Step 303 UDM returns the address information of the AMF currently registered by the terminal to GLMC.
  • Step 304 GMLC sends a request message to AMF to request the current location of the terminal.
  • the message contains SUPI.
  • Step 305 If the terminal is in the idle state, the AMF initiates a network-triggered service request process to establish a signaling connection with the terminal.
  • Step 306 AMF selects the Location Management Function (LMF).
  • LMF Location Management Function
  • Step 307 AMF sends a request message to LMF to request the current location of the terminal.
  • Step 308 The LMF initiates a positioning process for the terminal, and the LMF determines the location information of the terminal.
  • Step 309 LMF returns the location information of the terminal to AMF.
  • Step 310 AMF returns the location information of the terminal to GMLC and location retrieval function (Location Retrieval Function, LRF).
  • LRF Location Retrieval Function
  • Step 311 GMLC returns the location information of the terminal to the external location service client.
  • the GMLC serving the terminal needs to obtain the AMF currently registered by the terminal from the corresponding UDM and trigger the AMF to initiate a positioning process for the terminal.
  • the layer 3 remote terminal cannot register to the AMF, The GMLC serving the remote terminal cannot initiate the positioning process for the remote terminal through the AMF serving the layer 3 remote terminal, and thus cannot obtain the location information of the layer 3 remote terminal.
  • embodiments of the present disclosure provide a positioning method, device and storage medium.
  • the relay terminal receives the identification information of the remote terminal from the core network device, thereby targeting the remote terminal based on the identification information of the remote terminal.
  • the end terminal initiates the positioning process, determines the location information of the remote terminal and feeds it back to the core network equipment, so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • the term "and/or” describes the association relationship of associated objects, indicating that there can be three relationships, for example, A and/or B, which can mean: A exists alone, A and B exist simultaneously, and B exists alone. these three situations.
  • the character "/” generally indicates that the related objects are in an "or” relationship.
  • the term “plurality” refers to two or more than two, and other quantifiers are similar to it.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • LTE-A Long Term Evolution Advanced
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • 5G New Radio, NR 5G New Radio, NR
  • the terminal device involved in the embodiments of the present disclosure may be a device that provides voice and/or data connectivity to users, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem, etc.
  • the names of terminal devices may also be different.
  • the terminal equipment can be called User Equipment (UE).
  • UE User Equipment
  • Wireless terminal equipment can communicate with one or more core networks (Core Network, CN) via a Radio Access Network (RAN).
  • RAN Radio Access Network
  • the wireless terminal equipment can be a mobile terminal equipment, such as a mobile phone (also known as a "cellular phone").
  • Wireless terminal equipment can also be called a system, Subscriber Unit, Subscriber Station, Mobile Station, Mobile, Remote Station, Access Point , remote terminal equipment (Remote Terminal), access terminal equipment (Access Terminal), user terminal equipment (User Terminal), user agent (User Agent), and user device (User Device) are not limited in the embodiments of the present disclosure.
  • the network device involved in the embodiment of the present disclosure may be a base station, and the base station may include multiple cells that provide services for terminals.
  • a base station can also be called an access point, or it can be a device in the access network that communicates with wireless terminal equipment through one or more sectors on the air interface, or it can be named by another name.
  • Network equipment may be used to exchange received air frames with Internet Protocol (IP) packets and act as a router between the wireless terminal equipment and the rest of the access network, where the rest of the access network may include the Internet Protocol (IP) communication network.
  • IP Internet Protocol
  • Network devices also coordinate attribute management of the air interface.
  • the network equipment involved in the embodiments of the present disclosure may be a network equipment (Base Transceiver Station, BTS) in Global System for Mobile Communications (GSM) or Code Division Multiple Access (CDMA). ), or it can be a network device (NodeB) in a Wide-band Code Division Multiple Access (WCDMA), or an evolved network device in a Long Term Evolution (LTE) system (Evolutional Node B, eNB or e-NodeB), 5G base station (gNB) in the 5G network architecture (Next Generation System), or Home evolved Node B (HeNB), relay node Point (Relay Node), home base station (Femto), pico base station (Pico), etc. are not limited in the embodiments of the present disclosure.
  • network equipment may include centralized unit (Centralized Unit, CU) nodes and distributed unit (Distributed Unit, DU) nodes. The centralized unit and distributed unit may also be arranged geographically separately.
  • Figure 4 is one of the flow diagrams of the positioning method provided by the embodiment of the present disclosure.
  • the execution subject of the method is a relay terminal, such as a relay terminal in the layer 3 relay protocol architecture.
  • the method at least includes following steps:
  • Step 401 Receive a positioning request sent by the core network device, where the positioning request carries the first identification information of the remote terminal.
  • Step 402 Determine the first location information of the remote terminal according to the first identification information.
  • Step 403 Send the first location information to the core network device.
  • the relay terminal receives a positioning request sent by the core network device, the positioning request carries the first identification information of the remote terminal, and initiates a positioning process for the remote terminal based on the first identification information to determine the first location information of the remote terminal. , and sends the first location information to the core network device.
  • the first identification information is the identification information of the remote terminal.
  • the first location information is the location information of the remote terminal. At this time, the first identification information is used to trigger the positioning process for the remote terminal.
  • the core network equipment mainly refers to the core network equipment that serves the relay terminal, such as the AMF and session management function (Session Management Function, SMF) of the relay terminal.
  • AMF Access Management Function
  • SMF Session Management Function
  • the relay terminal receives the identification information of the remote terminal from the core network device, thereby initiating a positioning process for the remote terminal based on the identification information of the remote terminal, determining the location information of the remote terminal and feeding it back to
  • the core network equipment enables the location information of the remote terminal to be obtained in the layer 3 protocol architecture.
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • the identification information of the remote terminal may be the general public subscription identifier GPSI or the subscription Persistent identifier SUPI.
  • the terminal can also be identified by the public user identity (Public User Identity).
  • the determining the first location information of the remote terminal includes:
  • the first location information is determined based on the second location information of the relay terminal and the determined relative location information between the remote terminal and the relay terminal.
  • the relay terminal initiates a positioning process for the remote terminal based on the first identification information and determines the first location information of the remote terminal, which may include at least one of the following:
  • the first location information of the remote terminal based on its own second location information. Since the remote terminal and the relay terminal are located close to each other, the location information of the relay terminal can be used as the location information of the remote terminal.
  • the second location information is the location information of the relay terminal.
  • the location information of the remote terminal is determined by combining the relative location information of the relay terminal and the remote terminal.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the relay terminal may obtain the first identification information of the remote terminal through a direct communication request message or a direct communication security message during the PC5 connection establishment process, and send the first identification information to the core network device.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the non-access layer message carries first identification information, and the first identification information is used to select the UDM corresponding to the remote terminal and send the AMF address information to the UDM.
  • the positioning method provided by the embodiment of the present disclosure may also include the following steps:
  • the non-access layer message carries the identification information of the remote terminal.
  • the identification information of the remote terminal is used by the AMF of the relay terminal to select the remote terminal.
  • the UDM corresponding to the terminal sends the AMF address information to the UDM.
  • step 401 Receive a positioning request sent by the core network device, including:
  • the relay terminal receives the first identification information of the remote terminal from the core network device, which may include:
  • the downlink positioning message may be included in the non-access stratum message.
  • the relay terminal obtains the identification information of the remote terminal through the downlink positioning message or the non-access layer message.
  • step 404 Send the first location information to the core network device, including:
  • sending the first location information to the core network device may include:
  • the uplink positioning message may be included in the non-access stratum message.
  • the relay terminal receives the identification information of the remote terminal from the core network device, thereby initiating a positioning process for the remote terminal based on the identification information of the remote terminal, determining the location information of the remote terminal and feeding it back to
  • the core network equipment enables the location information of the remote terminal to be obtained in the layer 3 protocol architecture.
  • FIG. 5 is a second schematic flowchart of a positioning method provided by an embodiment of the present disclosure. As shown in Figure 5, the method is executed by an AMF, such as an AMF serving a relay terminal. The method at least includes the following steps:
  • Step 501 Receive the downlink positioning message sent by the LMF.
  • the downlink positioning message carries the remote The first identification information of the end terminal.
  • Step 502 Send an uplink positioning message to the LMF, where the uplink positioning message carries the first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the AMF of the relay terminal receives a downlink positioning message sent by the LMF of the relay terminal.
  • the downlink positioning message carries the first identification information of the remote terminal.
  • the downlink positioning message is used to request to initiate a positioning process for the remote terminal. .
  • the AMF of the relay terminal After receiving the downlink positioning message, the AMF of the relay terminal triggers the positioning process for the remote terminal or relay terminal, obtains the location information of the remote terminal or relay terminal, and returns the uplink positioning message to the LMF of the relay terminal.
  • the positioning message carries the first location information of the remote terminal.
  • the first location information of the remote terminal is determined by the second location information of the relay terminal, or the second location information of the relay terminal and the relative location information of the two.
  • the AMF of the relay terminal receives the downlink positioning message sent by the LMF, triggers the positioning process for the specific terminal according to the identification information of the designated terminal carried in the downlink positioning message, and obtains the location information of the designated terminal, and The location information is returned to the LMF of the relay terminal through the uplink positioning message, so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the positioning method provided by the embodiment of the present disclosure may also include:
  • a positioning request (downlink positioning message) is sent to the relay terminal, and the positioning request carries the first identification information to trigger the relay terminal to initiate a positioning process for the remote terminal.
  • the relay terminal Receive an uplink positioning message sent by the relay terminal, where the uplink positioning message carries first location information of the remote terminal determined by the relay terminal based on the first identification information.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the positioning method provided by the embodiment of the present disclosure may also include:
  • Receive the first identification information sent by the relay terminal, and the first identification information may be carried through a non-access layer message.
  • the non-access layer message may be a remote terminal report message, which carries identification information of the remote terminal.
  • the AMF of the relay terminal After receiving the first identification information sent by the relay terminal, the AMF of the relay terminal obtains the first identification information of the remote terminal.
  • the AMF of the relay terminal can select the UDM of the remote terminal based on the first identification information and send the UDM to the remote terminal.
  • the UDM of the remote terminal sends the address information of the AMF of the relay terminal.
  • the address information of the AMF of the relay terminal can be carried through the update (Nudm_UECM_Update) message, so that the UDM of the remote terminal can send the address information of the AMF of the relay terminal to the GMLC of the remote terminal, so as to initiate the remote control through the AMF of the relay terminal.
  • the terminal positioning process is carried through the update (Nudm_UECM_Update) message, so that the UDM of the remote terminal can send the address information of the AMF of the relay terminal to the GMLC of the remote terminal, so as to initiate the remote control through the AMF of the relay terminal.
  • the remote terminal's UDM only receives the address information of the relay terminal's AMF and informs the remote terminal's GMLC that it can use the AMF to initiate the positioning process for the remote terminal.
  • the remote terminal is not actually registered with the relay. Terminal AMF.
  • At least one of the following is also sent to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • the AMF of the relay terminal in addition to sending the AMF address information to the remote UDM, the AMF of the relay terminal also sends one or more of the following information to the UDM:
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • the AMF of the relay terminal When the AMF of the relay terminal only sends the AMF address information to the UDM of the remote terminal, although the UDM does not know the terminal served by the AMF, it can still notify the remote terminal's GMLC can use this AMF to initiate the positioning process for the remote terminal.
  • the UDM can make it clear that the address information of the AMF received is the address information of the AMF serving the relay terminal.
  • the AMF of the relay terminal triggers the positioning process for the remote terminal according to the identification information of the remote terminal to obtain the location information of the remote terminal, and informs the location information of the remote terminal to the location information of the remote terminal.
  • Relevant network elements enable the location information of the remote terminal to be obtained in the layer 3 protocol architecture.
  • FIG. 6 is a third schematic flowchart of the positioning method provided by an embodiment of the present disclosure.
  • the execution subject of the method is UDM, such as a UDM serving a remote terminal.
  • the method at least includes:
  • Step 601 Receive a request message sent by the GMLC serving the remote terminal, where the request message carries the first identification information of the remote terminal.
  • Step 602 Send a response message to the GMLC.
  • the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal.
  • the relay The indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • the UDM of the remote terminal receives a request message sent by the GMLC of the remote terminal.
  • the request message carries the identification information of the remote terminal and is used to request the location information of the remote terminal.
  • GMLC determines the UDM of the remote terminal through the identification information of the remote terminal.
  • the UDM of the remote terminal After receiving the request message from the GMLC, the UDM of the remote terminal sends a response message to the GMLC.
  • the response message carries the address information of the AMF of the relay terminal, and the second identification information and/or relay indication of the relay terminal.
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • the UDM of the remote terminal after the UDM of the remote terminal receives the positioning request for the remote terminal sent by the GMLC, it returns the address information of the AMF of the relay terminal, as well as the second identification information of the relay terminal and /or relay indication, so that the GMLC can use the AMF of the relay terminal to initiate a positioning process for the remote terminal, so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • the UDM of the remote terminal sends a response message to the GMLC of the remote terminal, it obtains from the AMF of the relay terminal or the SMF of the relay terminal: the address information of the AMF, the identification information of the relay terminal, and the address information of the remote terminal. Identification information and relay instructions and other information.
  • the AMF of the relay terminal or the SMF of the relay terminal selects the UDM of the remote terminal through the identification information of the remote terminal.
  • the UDM of the remote terminal after the UDM of the remote terminal receives the positioning request for the remote terminal sent by the GMLC, it returns the address information of the AMF of the relay terminal to the GMLC, so that the GMLC can use the AMF of the relay terminal. Initiate a positioning process for the remote terminal so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • FIG. 7 is a flow diagram of the fourth positioning method provided by an embodiment of the present disclosure.
  • the execution subject of the method is the GMLC, such as the GMLC serving the remote terminal.
  • the method at least includes:
  • Step 701 Obtain the AMF address information of the relay terminal from the UDM or external location service client corresponding to the remote terminal.
  • Step 702 Send a positioning request to the AMF, where the positioning request carries the first identification information of the remote terminal.
  • Step 703 Receive the first location information of the remote terminal determined by the AMF based on the first identification information.
  • the GMLC of the remote terminal obtains the address information of the AMF from the UDM or external location service client corresponding to the remote terminal, and sends a positioning request to the AMF based on the address information.
  • the positioning request carries the first identification information of the remote terminal, to trigger a positioning process for the remote terminal, and then receive the first location information of the remote terminal determined by the AMF based on the first identification information.
  • the GMLC of the remote terminal uses the AMF of the relay terminal to initiate identification information for the remote terminal, so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • the positioning method provided by the embodiment of the present disclosure also includes:
  • the remote terminal accesses the network through the relay terminal, and a positioning process for the relay terminal is initiated.
  • the GMLC of the remote terminal receives the first message sent by the UDM.
  • the first message carries the first identification information, the second identification information of the remote terminal and the relay indication, Then it is determined based on the first message that the remote terminal accesses the network through the relay terminal, and a positioning process for the relay terminal is initiated.
  • the GMLC uses the identification information of the remote terminal to discover the UDM of the remote terminal. After receiving the first message returned by the UDM, the GMLC determines that the remote terminal accesses the network through the relay terminal.
  • the address information of the AMF of the relay terminal provided by the external location service client device is obtained from the UDM corresponding to the relay terminal, or from the UDM of the remote terminal.
  • the address information of the AMF of the relay terminal provided by the UDM of the remote terminal is sent to the UDM of the remote terminal after the AMF selects the UDM of the remote terminal based on the identification information of the remote terminal.
  • the identification information of the remote terminal is obtained by the relay terminal during the PC5 connection establishment process and sent to the AMF of the relay terminal.
  • the GMLC of the remote terminal uses the AMF of the relay terminal to initiate identification information for the remote terminal, so that the location information of the remote terminal can be obtained in the layer 3 protocol architecture.
  • FIG 8 is a schematic flowchart of the fifth positioning method provided by an embodiment of the present disclosure.
  • an embodiment of the present disclosure provides a positioning method.
  • the relay terminal reports the AMF address to the UDM of the remote terminal.
  • the remote terminal The GMLC initiates a positioning process for the relay terminal to obtain the location information of the relay terminal.
  • the method at least includes the following steps:
  • Step 801 The remote terminal discovers the relay terminal through the discovery program.
  • Step 802 The relay terminal obtains the identifier of the remote terminal during the PC5 connection establishment process. specific , the remote terminal sends a Direct Communication Request message or a Direct Communication Security message to the relay terminal.
  • the Direct Communication Request message or the Direct Communication Security message carries the identifier of the remote terminal.
  • the identifier of the remote terminal can be SUPI. Or GPSI.
  • Step 803 The relay terminal sends a non-access layer message: a remote terminal report message (Remote UE Report) to the AMF or SMF of the relay terminal.
  • the remote terminal report message carries the identifier of the remote terminal.
  • Step 804 The AMF or SMF of the relay terminal selects the UDM of the remote terminal through the identifier of the remote terminal, and sends an update (Nudm_UECM_Update) message to the UDM of the remote terminal.
  • the update message carries the identifier of the remote terminal, the relay The identification and relay indication of the terminal and the AMF address of the relay terminal.
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • Step 805 The external location service client sends a positioning request message for the remote terminal to the GMLC of the remote terminal.
  • the positioning request message carries the identifier of the remote terminal.
  • Step 806 GMLC sends a request (Ndum_UECM_Get Request) message to the UDM of the remote terminal.
  • GMLC uses the identifier of the remote terminal to discover the UDM of the remote terminal.
  • Step 807 The UDM of the remote terminal sends a response (Ndum_UECM_Get Response) message to the GLMC.
  • the response message carries the AMF address of the relay terminal, the identity of the relay terminal, and the relay indication.
  • Step 808 GMLC determines that the remote terminal accesses the network through the relay terminal according to the relay indication, and decides to initiate a positioning process for the relay terminal.
  • GMLC sends a request (Namf_Location_Provide Positioninginfo Request) message to the AMF of the relay terminal to request the relay terminal's location. Current location.
  • the request message contains the identity of the relay terminal. Since the remote terminal and the relay terminal are in close proximity, the location information of the relay terminal can be used to represent the location information of the remote terminal.
  • Step 809 The AMF of the relay terminal sends a request (Nlmf_Location_Dertermine Location Request) message to the LMF of the relay terminal to request the current location of the relay terminal.
  • the request message carries the identifier of the relay terminal.
  • Step 810 The LMF of the relay terminal initiates a positioning process (UE Positioning) for the relay terminal.
  • Step 811 The LMF of the relay terminal sends a response to the AMF of the relay terminal.
  • (Nlmf_Location_Dertermine Location Response) message returns the location information of the relay terminal.
  • Step 812 The AMF of the relay terminal sends a response (Namf_Location_Provide PositioningInfo Response) message to the GMLC of the remote terminal and returns the location information of the relay terminal.
  • a response (Namf_Location_Provide PositioningInfo Response) message to the GMLC of the remote terminal and returns the location information of the relay terminal.
  • Step 813 The GMLC of the remote terminal sends a location service response message to the external location service client and returns the current location of the remote terminal. At this time, the location information of the remote terminal uses the location information of the relay terminal.
  • FIG. 9 is a flow diagram of the sixth positioning method provided by an embodiment of the present disclosure.
  • an embodiment of the present disclosure provides a positioning method.
  • the relay terminal reports the AMF address to the UDM of the remote terminal.
  • the remote terminal The GMLC initiates a positioning process for the relay terminal to obtain the location information of the relay terminal.
  • the method at least includes the following steps:
  • Step 901 The remote terminal discovers the relay terminal through the discovery program.
  • Step 902 The relay terminal PC5 obtains the identifier of the remote terminal during the connection establishment process. Specifically, the remote terminal sends a direct communication request message or a direct communication security message to the relay terminal.
  • the direct communication request message or the direct communication security message carries the identifier of the remote terminal.
  • the identifier of the remote terminal may be SUPI or GPSI.
  • Step 903 The relay terminal sends a non-access layer message: a remote terminal report message (Remote UE Report) to the AMF or SMF of the relay terminal.
  • the remote terminal report message carries the identifier of the remote terminal.
  • Step 904 The AMF or SMF of the relay terminal selects the UDM of the remote terminal through the identifier of the remote terminal, and sends an update message to the UDM of the remote terminal.
  • the update message carries the identifier of the remote terminal and the identifier of the relay terminal. and relay indication (Relay Indication) and the AMF address of the relay terminal.
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • Step 905 The external location service client sends a positioning request message for the remote terminal to the GMLC of the remote terminal.
  • the positioning request message carries the identifier of the remote terminal.
  • Step 906 GMLC sends a request message to the UDM of the remote terminal.
  • GMLC uses the remote The identifier of the terminal to discover the UDM of the remote terminal.
  • Step 907 The UDM of the remote terminal sends a response message to the GLMC.
  • the response message carries the AMF address of the relay terminal, the identifier of the relay terminal, and the relay indication.
  • Step 908 The GMLC of the remote terminal determines that the remote terminal accesses the network through the relay terminal according to the relay indication, and decides to initiate a positioning process for the remote terminal.
  • the GMLC of the remote terminal sends a request message to the AMF of the relay terminal to request the remote terminal.
  • the request message carries the current location of the end terminal.
  • the request message carries the identity of the relay terminal, the identity of the remote terminal and the relay indication.
  • Step 909 The AMF of the relay terminal sends a request message to the LMF of the relay terminal to request the current location of the remote terminal.
  • the request message includes the identifier of the relay terminal, the identifier of the remote terminal, and the relay indication.
  • Step 910 The LMF of the relay terminal sends an N1N2 information transmission (Nlmf_Location_N1N2MessageTransfer) message to the AMF of the relay terminal.
  • the N1N2 information transmission message contains a downlink positioning message (DL Positioning Message), requesting to initiate positioning for the remote terminal. Since positioning is initiated for the remote terminal, the downlink positioning message or communication message also carries the identifier of the remote terminal.
  • Step 911 The AMF of the relay terminal uses a downlink non-access layer transport (DL NAS Transport) message to send the downlink positioning message to the relay terminal.
  • the relay terminal obtains the identity of the remote terminal through the downlink positioning message or the downlink non-access layer message.
  • DL NAS Transport downlink non-access layer transport
  • Step 912 The relay terminal initiates a positioning process (Positioning Measurement and Computation) for the remote terminal according to the identifier of the remote terminal.
  • the relay terminal can perform positioning based on its own location information and the relative location information between the remote terminal and the relay terminal. Determine the location information of the remote terminal.
  • Step 913 The relay terminal sends an uplink non-access layer message to the AMF of the relay terminal, which contains an uplink positioning message.
  • the uplink positioning message carries the location information of the remote terminal.
  • Step 914 The AMF of the relay terminal sends an N1N2 notification (Namf_Commucation_N1N2InfoNotify) message to the LMF of the relay terminal.
  • the N1N2 notification message contains the uplink positioning message, and the uplink positioning message carries the location information of the remote terminal.
  • Step 915 The LMF of the relay terminal returns the location information of the remote terminal to the AMF of the relay terminal.
  • Step 916 The AMF of the relay terminal returns the location information of the remote terminal to the GMLC of the remote terminal.
  • Step 917 The GMLC of the remote terminal returns the current location of the remote terminal to the external location service client.
  • FIG 10 is a schematic flow chart of the positioning method provided by an embodiment of the present disclosure.
  • an embodiment of the present disclosure provides a positioning method.
  • the GMLC of the remote terminal obtains the AMF of the relay terminal from the UDM of the relay terminal. Address, the GMLC of the remote terminal initiates a positioning process to the relay terminal to obtain the location information of the relay terminal and/or the remote terminal.
  • the method at least includes the following steps:
  • Step 1001 The remote terminal obtains the identity of the relay terminal (such as SUPI, GPSI, public user identity, etc.) in the discovery program.
  • the relay terminal In the discovery procedure of Model A, the relay terminal carries the relay service code and the identity of the relay terminal in the network announcement message. The relay service code can be used to indicate that the relay terminal supports emergency.
  • the remote terminal In the discovery program of Model B, the remote terminal sends a request (Solicitation) message to the relay terminal, and the relay terminal returns a response message to the remote terminal.
  • the response message carries the relay service code and relay The identification of the terminal.
  • Step 1002 The remote terminal obtains the identity of the relay terminal during the PC5 connection establishment process. Specifically, the remote terminal sends a direct communication request message or a direct communication safety message to the relay terminal.
  • the direct communication request message or the direct communication safety message carries the relay service code and the identification request indication (used to request the identification of the relay terminal). ); the relay terminal sends a direct communication acceptance message to the remote terminal, and the direct communication acceptance message carries the identifier of the relay terminal.
  • Step 1003 The remote terminal reports the identity of the relay terminal and the relay indication to the external location service client through an application layer message.
  • Step 1004 The external location service client obtains the AMF address of the relay terminal from the UDM of the relay terminal and notifies it to the GMLC of the remote terminal.
  • Step 1005 The external location service client sends the identity of the relay terminal and the relay indication to the UDM of the remote terminal, and the UDM of the remote terminal obtains the AMF address of the relay terminal from the UDM of the relay terminal.
  • Step 1004 and step 1005 are two parallel solutions, and you can choose one to execute in actual execution.
  • Step 1006 The GLMC of the remote terminal uses the AMF of the relay terminal to initiate a positioning process for the relay terminal to obtain the location information of the relay terminal and/or the remote terminal. This step can be specifically implemented through steps 808 to 813, or steps 908 to 917.
  • FIG 11 is a schematic structural diagram of a relay terminal provided by an embodiment of the present disclosure.
  • the relay terminal includes: a memory 1101, a transceiver 1102, and a processor 1103, wherein:
  • the memory 1101 is used to store computer programs; the transceiver 1102 is used to send and receive data under the control of the processor 1103.
  • the transceiver 1102 is used to receive and send data under the control of the processor 1103.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1103 and various circuits of the memory represented by memory 1101 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • the transceiver 1102 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, optical cables, and other transmission media.
  • the user interface 1104 can also be an interface that can connect external and internal required equipment.
  • the connected equipment includes but is not limited to a keypad, a display, a speaker, a microphone, a joystick, etc.
  • the processor 1103 is responsible for managing the bus architecture and general processing, and the memory 1101 can store data used by the processor 1103 when performing operations.
  • the processor 1103 can be a central processing unit (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable Logic device (Complex Programmable Logic Device, CPLD), the processor can also adopt a multi-core architecture.
  • CPU central processing unit
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • CPLD Complex Programmable Logic Device
  • the processor is configured to execute any of the methods provided by the embodiments of the present disclosure according to the obtained executable instructions by calling the computer program stored in the memory.
  • the processor and memory can also be physically separated.
  • Processor 1103 used to read the computer program in the memory 1101 and perform the following operations:
  • the determining the first location information of the remote terminal includes:
  • the first location information is determined based on the second location information of the relay terminal and the determined relative location information between the remote terminal and the relay terminal.
  • the processor 1103 is used to read the computer program in the memory 1101 and also perform the following operations:
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • the above-mentioned relay terminal provided by the embodiment of the present application can implement all the method steps implemented by the above-mentioned method embodiment with the relay terminal as the execution subject, and can achieve the same technical effect, which will not be discussed here. Next, the parts and beneficial effects in this embodiment that are the same as those in the method embodiment will be described in detail.
  • FIG 12 is a schematic structural diagram of an AMF network functional entity provided by an embodiment of the present disclosure.
  • the AMF network functional entity includes a memory 1201, a transceiver 1202, and a processor 1203:
  • the memory 1201 is used to store computer programs; the transceiver 1202 is used to send and receive data under the control of the processor 1203.
  • the transceiver 1202 is used to receive and send data under the control of the processor 1203.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1203 and various circuits of the memory represented by memory 1201 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • Transceiver 1202 may be a plurality of components, including a transmitter and a receiver, provided for use in transmitting A unit that communicates with various other devices on the medium. These transmission media include wireless channels, wired channels, optical cables and other transmission media.
  • the processor 1203 is responsible for managing the bus architecture and general processing, and the memory 1201 can store data used by the processor 1203 when performing operations.
  • the processor 1203 can be a central processing unit (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device (CPLD), the processor can also adopt a multi-core architecture.
  • CPU central processing unit
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • CPLD Complex Programmable Logic Device
  • Processor 1203 used to read the computer program in the memory 1201 and perform the following operations:
  • the uplink positioning message carries first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the processor is used to read the computer program in the memory and also perform the following operations:
  • the processor 1203 is used to read the computer program in the memory 1201 and also perform the following operations:
  • At least one of the following is also sent to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • the above-mentioned AMF network function entity provided by the embodiment of the present application can implement all the method steps implemented by the above-mentioned method embodiment with AMF as the execution subject, and can achieve The same technical effects are achieved, and the parts and beneficial effects that are the same as those in the method embodiment will not be described in detail here.
  • FIG. 13 is a schematic structural diagram of a UDM network functional entity provided by an embodiment of the present disclosure.
  • the UDM network functional entity includes a memory 1301, a transceiver 1302, and a processor 1303:
  • the memory 1301 is used to store computer programs; the transceiver 1302 is used to send and receive data under the control of the processor 1303.
  • the transceiver 1302 is used to receive and send data under the control of the processor 1303.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1303 and various circuits of the memory represented by memory 1301 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • the transceiver 1302 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, optical cables, and other transmission media.
  • the processor 1303 is responsible for managing the bus architecture and general processing, and the memory 1301 can store data used by the processor 1303 when performing operations.
  • the processor 1303 can be a central processing unit (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device (CPLD), the processor can also adopt a multi-core architecture.
  • CPU central processing unit
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • CPLD Complex Programmable Logic Device
  • Processor 1303, used to read the computer program in the memory 1301 and perform the following operations:
  • the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal, where the relay indication is used to It indicates that the remote terminal accesses the network through the relay terminal.
  • the processor 1303 is used to read the computer program in the memory 1301 and also perform the following operations:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • FIG 14 is a schematic structural diagram of a GMLC network functional entity provided by an embodiment of the present disclosure.
  • the GMLC network functional entity includes a memory 1401, a transceiver 1402, and a processor 1403:
  • the memory 1401 is used to store computer programs; the transceiver 1402 is used to send and receive data under the control of the processor 1403.
  • the transceiver 1402 is used to receive and send data under the control of the processor 1403.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1403 and various circuits of the memory represented by memory 1401 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • the transceiver 1402 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, optical cables, and other transmission media.
  • the processor 1403 is responsible for managing the bus architecture and general processing, and the memory 1401 can store data used by the processor 1403 when performing operations.
  • the processor 1403 may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (Field-Programmable Gate Array, FPGA) or a Complex Programmable Logic Device (Complex Programmable Logic Device (CPLD), the processor can also adopt a multi-core architecture.
  • CPU Central Processing Unit
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • CPLD Complex Programmable Logic Device
  • Processor 1403 used to read the computer program in the memory 1401 and perform the following operations:
  • the processor 1403 is used to read the computer program in the memory 1401 and also perform the following operations:
  • the remote terminal accesses the network through the relay terminal, and a positioning process for the relay terminal is initiated.
  • GMLC network functional entity provided by the embodiment of the present application can implement all the method steps implemented by the above-mentioned method embodiment with GMLC as the execution subject, and can achieve the same technical effect, which will not be discussed here.
  • the parts and beneficial effects in this embodiment that are the same as those in the method embodiment will be described in detail.
  • Figure 15 is one of the structural schematic diagrams of a positioning device provided by an embodiment of the present disclosure. As shown in Figure 15, the device may include:
  • the first receiving unit 1501 is configured to receive a positioning request sent by the core network device, where the positioning request carries the first identification information of the remote terminal;
  • the first determining unit 1502 is configured to determine the first location information of the remote terminal according to the first identification information
  • the first sending unit 1503 is configured to send the first location information to the core network device.
  • the first determining unit 1502 includes:
  • a first determination module configured to determine the first location information according to the second location information of the relay terminal; or,
  • a second determination module configured to determine the remote location based on the second location information of the relay terminal and the determined remote location information.
  • the relative position information between the end terminal and the relay terminal is used to determine the first position information.
  • the device also includes:
  • a first acquisition unit configured to acquire the first identification information of the remote terminal through the PC5 connection establishment process
  • the second sending unit is configured to send the first identification information to the core network device.
  • the first identification information of the remote terminal includes SUPI or GPSI.
  • Figure 16 is the second structural schematic diagram of a positioning device provided by an embodiment of the present disclosure. As shown in Figure 16, the device may include:
  • the second receiving unit 1601 is configured to receive the downlink positioning message sent by the LMF, where the downlink positioning message carries the first identification information of the remote terminal;
  • the third sending unit 1602 is configured to send an uplink positioning message to the LMF, where the uplink positioning message carries the first location information of the remote terminal, and the first location information is determined by the relay terminal.
  • the device also includes:
  • a fourth sending unit configured to send a positioning request to the relay terminal, where the positioning request carries the first identification information
  • a third receiving unit configured to receive the first location information determined by the relay terminal based on the first identification information.
  • the device also includes:
  • the fourth receiving unit is configured to receive the first identification information sent by the relay terminal;
  • a selection unit configured to select a UDM serving the remote terminal according to the first identification information, and send the address information of the AMF to the UDM.
  • the selection unit is also configured to send at least one of the following to the UDM:
  • the first identification information
  • the relay indication is used to instruct the remote terminal to access the network through the relay terminal.
  • Figure 17 is the third structural schematic diagram of the positioning device provided by the embodiment of the present disclosure. As shown in Figure 17, The device may include:
  • the fifth receiving unit 1701 is configured to receive a request message sent by the GMLC serving the remote terminal, where the request message carries the first identification information of the remote terminal;
  • the fifth sending unit 1702 is configured to send a response message to the GMLC, where the response message includes the address information of the AMF serving the relay terminal, and the second identification information and/or relay indication of the relay terminal. , the relay indication is used to represent that the remote terminal accesses the network through the relay terminal.
  • the device also includes:
  • the sixth receiving unit is used to receive one or more of the following information from the core network equipment:
  • the address information of the AMF is the address information of the AMF.
  • the first identification information
  • the second identification information is the second identification information
  • the relay indication is used to indicate that the remote terminal accesses the network through the relay terminal.
  • Figure 18 is the fourth structural schematic diagram of a positioning device provided by an embodiment of the present disclosure. As shown in Figure 18, the device includes:
  • the second obtaining unit 1801 is used to obtain the address information of the AMF of the relay terminal from the UDM or external location service client corresponding to the remote terminal;
  • the sixth sending unit 1802 is configured to send a positioning request to the AMF, where the positioning request carries the first identification information of the remote terminal;
  • the seventh receiving unit 1803 is configured to receive the first location information of the remote terminal determined by the AMF based on the first identification information.
  • the device also includes:
  • An eighth receiving unit configured to receive the first message sent by the UDM, where the first message carries the first identification information, the second identification information of the remote terminal and the relay indication;
  • the second determining unit is configured to determine based on the first message that the remote terminal accesses the network through the relay terminal, and initiates a positioning process for the relay terminal.
  • each functional unit in various embodiments of the present disclosure 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 above integrated units can be implemented in the form of hardware or software functional units.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a processor-readable storage medium.
  • the technical solution of the present disclosure is essentially or contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions to cause a computer device (which can be a personal computer, a server, or a network device, etc.) or a processor (Processor) to execute all or part of the steps of the methods described in various embodiments of the present disclosure.
  • the aforementioned storage media include: U disk, mobile hard disk, Read-Only Memory (ROM), Random Access Memory (RAM), magnetic disk or optical disk and other media that can store program code. .
  • embodiments of the present disclosure also provide a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program.
  • the computer program is used to cause the processor to execute the positioning method provided by the above embodiments. , including for example:
  • the computer-readable storage medium may be any available medium or data storage device that can be accessed by the processor, including but not limited to magnetic storage (such as floppy disks, hard disks, tapes, magneto-optical disks (MO), etc.), optical storage (such as CDs) , DVD, BD, HVD, etc.), and semiconductor memories (such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid state drive (SSD)), etc.
  • magnetic storage such as floppy disks, hard disks, tapes, magneto-optical disks (MO), etc.
  • optical storage such as CDs
  • DVD DVD, BD, HVD, etc.
  • semiconductor memories such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid state drive (SSD)
  • embodiments of the present disclosure may be provided as methods, systems, or computer program products. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment that combines software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, magnetic disk storage, optical storage, and the like) embodying computer-usable program code therein.
  • a computer-usable storage media including, but not limited to, magnetic disk storage, optical storage, and the like
  • a flow diagram represents a process or processes and/or a block diagram represents the means for specifying a function in a block or blocks.
  • processor-executable instructions may also be stored in a processor-readable memory that causes a computer or other programmable data processing apparatus to operate in a particular manner, such that the generation of instructions stored in the processor-readable memory includes the manufacture of the instruction means product, the instruction device implements the function specified in one process or multiple processes in the flow chart and/or one block or multiple blocks in the block diagram.
  • processor-executable instructions may also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce computer-implemented processing, thereby causing the computer or other programmable device to
  • the instructions that are executed provide steps for implementing the functions specified in a process or processes of the flowchart diagrams and/or a block or blocks of the block diagrams.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente divulgation concernent un procédé et un appareil de localisation, et un support de stockage. Le procédé consiste à : recevoir une demande de localisation envoyée par un dispositif de réseau central, dans lequel la demande de localisation transporte des premières informations d'identification d'un équipement utilisateur distant ; déterminer des premières informations de position de l'équipement utilisateur distant, d'après les premières informations d'identification ; et envoyer les premières informations de position au dispositif de réseau central.
PCT/CN2023/106073 2022-07-22 2023-07-06 Procédé et appareil de localisation, et support de stockage WO2024017069A1 (fr)

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CN202210872181.1A CN117479292A (zh) 2022-07-22 2022-07-22 定位方法、装置及存储介质
CN202210872181.1 2022-07-22

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111818552A (zh) * 2019-04-12 2020-10-23 成都华为技术有限公司 一种基于cu-du架构的定位方法及装置
US20220007150A1 (en) * 2017-08-14 2022-01-06 Qualcomm Incorporated Systems and methods for 5g location support using service based interfaces
WO2022059876A1 (fr) * 2020-09-17 2022-03-24 엘지전자 주식회사 Procédé de positionnement basé sur un réseau utilisant un relais dans un système nr-v2x et dispositif associé
WO2022120538A1 (fr) * 2020-12-07 2022-06-16 华为技术有限公司 Procédé et dispositif de détermination de l'emplacement d'un dispositif terminal

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220007150A1 (en) * 2017-08-14 2022-01-06 Qualcomm Incorporated Systems and methods for 5g location support using service based interfaces
CN111818552A (zh) * 2019-04-12 2020-10-23 成都华为技术有限公司 一种基于cu-du架构的定位方法及装置
WO2022059876A1 (fr) * 2020-09-17 2022-03-24 엘지전자 주식회사 Procédé de positionnement basé sur un réseau utilisant un relais dans un système nr-v2x et dispositif associé
WO2022120538A1 (fr) * 2020-12-07 2022-06-16 华为技术有限公司 Procédé et dispositif de détermination de l'emplacement d'un dispositif terminal

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