WO2021134754A1 - Procédé et appareil d'établissement de connexion de terminal - Google Patents

Procédé et appareil d'établissement de connexion de terminal Download PDF

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Publication number
WO2021134754A1
WO2021134754A1 PCT/CN2020/070127 CN2020070127W WO2021134754A1 WO 2021134754 A1 WO2021134754 A1 WO 2021134754A1 CN 2020070127 W CN2020070127 W CN 2020070127W WO 2021134754 A1 WO2021134754 A1 WO 2021134754A1
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WO
WIPO (PCT)
Prior art keywords
terminal
information
connection
query
identification information
Prior art date
Application number
PCT/CN2020/070127
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English (en)
Chinese (zh)
Inventor
刘建华
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2020/070127 priority Critical patent/WO2021134754A1/fr
Priority to CN202080069952.2A priority patent/CN114503780A/zh
Publication of WO2021134754A1 publication Critical patent/WO2021134754A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup

Definitions

  • This application relates to the field of communication technology, and in particular to a method and device for establishing a terminal connection.
  • the present application provides a method and device for establishing a terminal connection to solve the technical problem of being unable to find a relay terminal required to establish a connection with a target terminal.
  • a specific implementation manner of this application provides a method for establishing a terminal connection, including:
  • the third device sends connection information, and the connection information is used for the first terminal to establish a connection with the second terminal through the third device.
  • a specific implementation manner of this application provides a method for establishing a terminal connection, including:
  • the first terminal establishes a connection with the second terminal through the third device according to the connection information sent by the third device.
  • an apparatus for establishing a terminal connection including:
  • the sending module is used for the third device to send connection information, and the connection information is used for the first terminal to establish a connection with the second terminal through the third device.
  • a specific implementation manner of the present application provides an apparatus for establishing a terminal connection, including:
  • the connection module is used for the first terminal to establish a connection with the second terminal through the third device according to the connection information sent by the third device.
  • the terminal device includes a processor, a memory, and a transmission program that can be run on the processor is stored in the memory.
  • a transmission program that can be run on the processor is stored in the memory.
  • specific embodiments of the present application provide a computer-readable storage medium that stores a computer program, where the computer program implements any one of the above-mentioned methods for establishing a terminal connection when the computer program is executed.
  • specific embodiments of the present application provide a computer program product, the computer program product is stored in a non-transitory computer-readable storage medium, and when the computer program is executed, any one of the above-mentioned methods for establishing a terminal connection is implemented.
  • specific embodiments of the present application provide a chip, which includes a processor, configured to call and run a computer program from a memory, and a device installed with the chip executes any one of the above-mentioned methods for establishing a terminal connection.
  • the third device sends connection information, where the connection information is used by the first terminal to establish a connection with the second terminal through the third device.
  • the connection information sent by the third device is used to realize the connection between the first terminal and the second terminal through the third device, which solves the technical problem of being unable to find a relay terminal required to establish a connection with the target terminal.
  • FIG. 1 is a network architecture diagram of a communication system that may be applied in the specific embodiments of this application;
  • Fig. 2 is a flowchart of a method for establishing a terminal connection according to the first embodiment of the present application
  • FIG. 3 is a flowchart of a method for establishing a terminal connection according to the second embodiment of the present application
  • FIG. 4 is a block diagram of a device for establishing a terminal connection provided by the third embodiment of the present application.
  • FIG. 5 is a block diagram of a device for establishing a terminal connection provided by the fourth embodiment of the present application.
  • FIG. 6 is a schematic diagram of the hardware structure of a device for establishing a terminal connection provided by the fifth embodiment of the application.
  • the two terminal equipment A and the terminal equipment B can establish a connection through the relay terminal C using the following process.
  • ProSe 5G UE-to-UE relay terminal C also supports query and response modes.
  • ProSe 5G UE-to-UE relay terminal C listens to the query on the configured Layer2-ID (Layer2-Identity, Layer 2 identifier), and will The address and corresponding information respond, so that other terminal devices can establish a unicast link with the relay terminal C. This process is similar to the unicast L2 link establishment process defined in Article 6.3.3 of TS 23.287 [4].
  • the UE authorized by the service authorization configuration can act as a ProSe 5G UE-to-UE Relay.
  • These UEs will be configured according to the service authorization and provisioning mechanism defined in TS 23.287 [5]to the UE-toin -UE Relay mode.
  • the ProSe 5G UE-to-UE Relay also supports the query and response mode for discovery.
  • the ProSe 5G UE-to-UE Relay listens on a configured Layer2-ID for the query, and would respond to address with enable to other UE to establish a unicast connection with it. This process is similar to the unicast L2 link establishment process as defined in TS 23.287 [4] clause 6.3.3.
  • the ProSe 5G UE-to-UE Relay stores an associaton of the User Info of the remote UE and the IP address/prefix allocated to the UE Seinto 5Gits
  • the DNS -to-UE Relay acts as a DNS server to other UEs.
  • a(source)UE needs to communicate with another(target)UE via the ProSe 5G UE-to-UE Relay, it sends a DNS query for the target UE (based on Target User Info) to the ProSe 5G UE-to -UE Relay over the unicast link, which will return the IP address/prefix for the target UE.
  • the source UE sends the IP data or non-IP data encapsulated in IP to the target UE via the unicast L2 link to UE-to-UE Relay.
  • the ProSe 5G UE-to-UE Relay act as an IP router, and forward the packets to the corresponding unicast L2 link to the target UE.Each of the unicast L2 link is treated as an IP interface.
  • UE can choose either one or more ProSe 5G UE-to-UE Relays to establish the unicast L2link based on UE implementation, for example, the choice. to use the first ProSe 5G UE-to-UE Relay that returns a positive DNS query for the target UE.
  • the context includes the identification information of the terminal device and the corresponding IP address assigned to the terminal
  • a certain A terminal device does not know which relay terminal contains the context of the target terminal that needs to establish a connection, so there is a technical problem that it cannot find the relay terminal required to establish a connection with the target terminal.
  • the example communication system can be Global System of Mobile Communication (GSM) system, Code Division Multiple Access (CDMA) system, Wideband Code Division Multiple Access (Wideband Code Division Multiple) Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system, LTE Time Division Duplex (Time Division Duplex, TDD) system, Advanced long term evolution (LTE-A) system, New Radio (NR) system, NR system evolution system, LTE-based access on unlicensed frequency bands to unlicensed spectrum, LTE-U) system, NR system (New Radio based access to unlicensed spectrum, NR-U) on unlicensed frequency band, Universal Mobile Telecommunication System (UMTS), Global Interconnected Microwave Access ( Worldwide Interoperability for Microwave Access (WiMAX) communication systems, wireless local area networks (WLAN), wireless fidelity (Wireless Fidelity, WiFi), next-generation communication systems or other communication systems, etc.
  • GSM Global System of Mobile Communication
  • the user terminals involved in the specific embodiments of this application may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, as well as various forms of user equipment ( User Equipment (UE), mobile station (Mobile Station, MS), terminal device (terminal device), etc.
  • UE User Equipment
  • MS Mobile Station
  • terminal device terminal device
  • system and “network” in this article are often used interchangeably in this article.
  • the term “and/or” in this article is only an association relationship describing the associated objects, which means that there can be three relationships, for example, A and/or B, which can mean: A alone exists, A and B exist at the same time, exist alone B these three situations.
  • the character "/" in this text generally indicates that the associated objects before and after are in an "or” relationship.
  • B corresponding to A means that B is associated with A, and B can be determined according to A.
  • determining B based on A does not mean that B is determined only based on A, and B can also be determined based on A and/or other information.
  • Fig. 2 is a flowchart of a method for establishing a terminal connection according to the first embodiment of the present application. As shown in Figure 2, the method for establishing a terminal connection may include the following steps:
  • step 110 the third device sends connection information.
  • connection information includes: discovery information and/or response information.
  • connection information is used by the first terminal to establish a connection with the second terminal through the third device.
  • the first terminal is the source terminal device
  • the second terminal is the target terminal device
  • the third device is the relay terminal.
  • the first terminal, that is, the source terminal device passes through the third device, that is, the relay terminal and the second terminal, that is, the target terminal device. establish connection.
  • the discovery information includes:
  • the second terminal to which the third device can be connected or,
  • the context stored in the third device the context including the identification information of the second terminal and the corresponding Internet Protocol IP address allocated to the second terminal.
  • the discovery message includes information of the second terminal, and the information of the second terminal is used to determine a second terminal to which the third device is connectable or has been connected.
  • the information of the second terminal includes: user ID (Identity, identification) information on the second terminal and/or device ID information of the second terminal.
  • the ProSe 5G UE-to-UE Relay can anounce the Ues it can connect or it already connects with.
  • this step 110 may include the following steps.
  • a(source)UE When a(source)UE needs to communicate with another(target)UE via a ProSe 5G UE-to-UE Relay, it sends a PC5 message to find a ProSe 5G UE-to-UE Relay which connects with the target UE.
  • the source UE includes the Target User Info. If a ProSe 5G UE-to-UE Relay has the association of the Target User Info and the IP address/prefix allocated to the target UE in the 5Gits DNS entry, UE-to-UE Relay responds to the source UE with the IP address/prefix for the target UE. If there is preconfigured ProSe 5G UE-to-UE Relay in the source UE, the source UE includes the ProSe5G UE-to-UE Relay information egLayer2-ID in the PC5message.
  • Fig. 3 is a flowchart of a method for establishing a terminal connection according to the second embodiment of the present application. As shown in Figure 3, the method for establishing a terminal connection may include the following steps:
  • the discovery information includes:
  • the second terminal to which the third device can be connected or,
  • the method for establishing a terminal connection may further include the following steps:
  • step 230 the first terminal sends query information to the third device, and the query information is used by the third device to send response information to the first terminal according to the query information;
  • the query information also includes:
  • the query information is PC5 information.
  • Fig. 4 is a block diagram of a device for establishing a terminal connection provided in the third embodiment of the present application.
  • the apparatus is a third device, and the third device may be a relay terminal, which may include, but is not limited to: a sending module 310.
  • the sending module 310 is used for the third device to send connection information, and the connection information is used for the first terminal to establish a connection with the second terminal through the third device.
  • connection information includes: discovery information and/or response information.
  • the discovery information includes:
  • the second terminal to which the third device can be connected or,
  • the context stored in the third device includes the identification information of the second terminal and the corresponding Internet Protocol IP address allocated to the second terminal.
  • the discovery information is pre-configured and/or obtained by the third device from the second terminal and stored in the third device.
  • the sending module 310 is also used to:
  • the third device sends response information to the first terminal according to the query information sent by the first terminal;
  • the query information includes identification information of the second terminal
  • the response information includes an Internet Protocol IP address assigned to the second terminal corresponding to the identification information of the second terminal.
  • the query information also includes:
  • the query information is PC5 information.
  • connection information includes: discovery information and/or response information.
  • the discovery information includes:
  • the context stored in the third device includes the identification information of the second terminal and the corresponding Internet Protocol IP address allocated to the second terminal.
  • the discovery information is pre-configured and/or obtained by the third device from the second terminal and stored in the third device.
  • the query information includes identification information of the second terminal
  • the response information includes an Internet Protocol IP address assigned to the second terminal corresponding to the identification information of the second terminal.
  • the memory 520 stores a program that can be run on the processor 510.
  • the processor 510 executes the program, some or all of the steps of the method for establishing a terminal connection in the first embodiment of the above method are implemented.
  • the specific implementation manner of the present application also provides a computer program product, wherein the computer program product is stored in a non-transitory computer-readable storage medium, and when the computer program is executed, the terminal connection is established as in the above-mentioned method specific implementation manner. Part or all of the steps of the method.
  • the computer program product may be a software installation package.
  • the specific implementation manner of the present application also provides a chip, including: a processor, configured to call and run a computer program from a memory, and the device installed with the chip executes the part of the method for establishing a terminal connection in the above-mentioned specific implementation manner of the method Or all steps.
  • the steps of the method or algorithm described in the specific implementation manners of the present application may be implemented in a hardware manner, or may be implemented in a manner in which a processor executes software instructions.
  • Software instructions can be composed of corresponding software modules, which can be stored in random access memory (Random Access Memory, RAM), flash memory, read-only memory (Read Only Memory, ROM), and erasable programmable read-only memory ( Erasable Programmable ROM (EPROM), Electrically Erasable Programmable Read-Only Memory (Electrically EPROM, EEPROM), register, hard disk, mobile hard disk, CD-ROM or any other form of storage medium known in the art.
  • An exemplary storage medium is coupled to the processor, so that the processor can read information from the storage medium and write information to the storage medium.
  • the functions described in the specific embodiments of the present application may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • software it can be implemented in the form of a computer program product in whole or in part.
  • the computer program product includes one or more computer instructions.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable devices.
  • the computer instructions may be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium.
  • the usable medium may be a magnetic medium (for example, a floppy disk, a hard disk, a magnetic tape), an optical medium (for example, a digital video disc (Digital Video Disc, DVD)), or a semiconductor medium (for example, a solid state disk (Solid State Disk, SSD)) )Wait.
  • a magnetic medium for example, a floppy disk, a hard disk, a magnetic tape
  • an optical medium for example, a digital video disc (Digital Video Disc, DVD)
  • a semiconductor medium for example, a solid state disk (Solid State Disk, SSD)

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

Abstract

La présente invention concerne un procédé et un appareil permettant d'établir une connexion de terminal. Le procédé comprend les étapes suivantes : un troisième dispositif transmet des informations de connexion, les informations de connexion étant utilisées pour établir, par un premier terminal au moyen du troisième dispositif, une connexion avec un second terminal. Par conséquent, au moyen des informations de connexion transmises par le troisième dispositif, le premier terminal établit la connexion avec le second terminal au moyen du troisième dispositif, et la présente invention résout le problème technique lié à l'échec de recherche d'un terminal de relais requis pour établir une connexion avec un terminal cible.
PCT/CN2020/070127 2020-01-02 2020-01-02 Procédé et appareil d'établissement de connexion de terminal WO2021134754A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/070127 WO2021134754A1 (fr) 2020-01-02 2020-01-02 Procédé et appareil d'établissement de connexion de terminal
CN202080069952.2A CN114503780A (zh) 2020-01-02 2020-01-02 建立终端连接的方法及装置

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PCT/CN2020/070127 WO2021134754A1 (fr) 2020-01-02 2020-01-02 Procédé et appareil d'établissement de connexion de terminal

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