CN-121985394-A - Communication method, network side equipment and terminal

CN121985394ACN 121985394 ACN121985394 ACN 121985394ACN-121985394-A

Abstract

The application provides a communication method, network side equipment and a terminal. The method comprises the steps of enabling a first network function to receive first information, wherein the first information is used for requesting to initiate and/or update a first service of a first terminal group, the first information at least comprises a constraint condition for creating and/or updating the first terminal group, the constraint condition comprises at least one of an effective area of the first service, a terminal type and terminal capability which are required to be met by a terminal joining the first terminal group, the first service comprises at least one of a terminal interview service, a multicast/broadcast service among terminals, a multicast/broadcast service between a first platform and the terminals of the first terminal group, the first platform and the terminals belong to the first terminal group, creating and/or updating the first terminal group based on the first information and determining second information, and sending third information to the first platform, wherein the third information comprises at least part of information in the second information. The method dynamically establishes the terminal group based on the multidimensional condition, and has better flexibility and wider application scene.

Inventors

QIU WEI
SONG XUGUANG
ZHAI MENGDI
SUN XUN
LI DAN
KONG LILI
ZHANG LE
LU YOUWEI
JIN HAIWEI

Assignees

中国移动通信集团设计院有限公司
中国移动通信集团有限公司

Dates

Publication Date: 20260505
Application Date: 20251231

Claims (20)

1. A method of communication, for application to a first network function, the method comprising: Receiving first information, wherein the first information is used for requesting to initiate and/or update a first service of a first terminal group, the first information at least comprises a constraint condition for creating and/or updating the first terminal group, the constraint condition comprises at least one of an effective area of the first service, a terminal type and terminal capability which are required to be met by a terminal joining the first terminal group, and the first service comprises at least one of a terminal interview service, a multicast/broadcast service among terminals, and a multicast/broadcast service between a first platform and a terminal which the first terminal group belongs to; Creating and/or updating the first terminal group based on the first information and determining second information, wherein the first terminal group comprises a plurality of terminals and/or the first platform conforming to the constraint condition, and the second information comprises information required for realizing the first service of the first terminal group; And sending third information to the first platform, wherein the third information comprises at least part of information in the second information, the first platform is used for realizing the first service according to the third information, and/or the first platform is used for providing information required for realizing the first service for terminals in the first terminal group according to the third information.
2. The method of claim 1, wherein the first information further comprises at least one of: the name and/or the identification of the first terminal group; Whether the first terminal group provides a multicast/broadcast service; The first terminal group provides a service range of a multicast/broadcast service; An identification of the first platform to which the first terminal group belongs; the first indication information is used for indicating the first network function to report the position information of the terminal entering the effective area and/or the reporting requirement of the position information of the terminal to the relevant network function node; The second indication information is used for indicating that the related network function node is required to confirm the members in the first terminal group; Wherein the constraints further include at least one of: designating an identification of the terminal; whether the specified terminal supports multicast/broadcast service; the condition that the specified terminal uses the first service; a terminal range contained in the first terminal group; a service identifier corresponding to the first service; The validity time of the first group of terminals.
3. The method of claim 1, wherein the step of determining the position of the substrate comprises, The terminal in the first terminal group opens a second service at the network function of the terminal for storing the terminal subscription data and/or the first network function, and the second service comprises at least one of a terminal interview service and a multicast/broadcast service among terminals; And/or the number of the groups of groups, The multicast/broadcast service of the first platform is opened at a second network function, wherein the second network function comprises at least one of the first network function, an access gateway function accessed by the first platform and an operation platform; Wherein the service opening information of the second service of one terminal comprises at least one of the following: Whether to allow the use of terminal interview service; A service identifier allowing the use of terminal interview services; Area information allowing the use of terminal interview services; A terminal type allowing use of a terminal interview service; A time requirement for allowing the use of terminal interview services; whether to allow use of multicast/broadcast services; A service identification allowing use of multicast/broadcast services; regional information allowing use of multicast/broadcast services; A time requirement to allow use of multicast/broadcast services; the service opening information of the multicast/broadcast service of the first platform comprises at least one of the following: a service identification allowing the first platform to use a multicast/broadcast service; Area information allowing the first platform to use a multicast/broadcast service; a terminal type of a target terminal allowing the first platform to use a multicast/broadcast service; Terminal capabilities of a target terminal allowing the first platform to use a multicast/broadcast service; An identification of a target terminal allowing the first platform to use a multicast/broadcast service; a time to allow the first platform to use multicast/broadcast services; The first platform is allowed to use the identity and/or name of the terminal group of the multicast/broadcast service.
4. The method according to claim 1, wherein before said creating and/or updating said first group of terminals based on said first information, the method further comprises: Authenticating the first information and sending an authentication result to a service consumer of the first service; Wherein the content for authenticating the first information includes at least one of: whether the service consumer is allowed to make a setting and/or update of the first information; Allowing a range of information for setting and/or updating in case the service consumer is allowed to make a setting and/or updating of the first information; content requirements for the information allowing settings and/or updates; parameter requirements for the information allowing setting and/or updating; And whether the related service information of the first platform using the multicast/broadcast service is consistent with the service opening information of the first platform.
5. The method of claim 4, wherein the creating and/or updating the first group of terminals and determining second information based on the first information comprises: And in the case that the authentication of the first information is passed, creating and/or updating the first terminal group based on the first information and determining second information.
6. The method according to claim 5, wherein said creating and/or updating said first group of terminals based on said first information comprises: determining a target terminal meeting the constraint condition, and acquiring sixth information; Determining whether to take the target terminal as a member of the first terminal group based on the sixth information; in the case that the target terminal is determined to be a member of the first terminal group, joining the target terminal into the first terminal group; wherein the sixth information includes at least one of: The second service of the target terminal comprises at least one of a terminal interview service and a multicast/broadcast service among terminals; Registration state information of the target terminal for the first terminal group; the target terminal aims at the online state information of the service transmission channel of the first terminal group; a first confirmation of whether the target terminal from a fourth network function is available as a member of the first terminal group, the fourth network function comprising the service consumer and/or the first platform; and second confirmation information, which is obtained by the fourth network function according to the position information of the target terminal, of whether the target terminal is included in the first terminal group.
7. The method of claim 6, wherein the determining the target terminal that satisfies the constraint comprises at least one of: determining a plurality of first terminals located in and/or entering the effective area of the first service; and screening at least one target terminal which meets the terminal type and/or terminal capability in the constraint condition from the plurality of first terminals.
8. The method according to claim 7, wherein said screening at least one target terminal from said plurality of first terminals that meets terminal type and/or terminal capability requirements in said constraint comprises: obtaining seventh information from a fifth network function, wherein the seventh information comprises terminal type information and/or terminal capability information of the plurality of first terminals, and the fifth network function comprises a network function for saving terminal types and/or terminal capabilities; And screening at least one target terminal meeting the terminal type and/or terminal capability requirements in the constraint condition from the plurality of first terminals based on the seventh information.
9. The method according to any one of claims 5-8, further comprising: updating the second information under the condition that the second information changes; Wherein the second information includes at least one of: An identification and/or name of the first terminal group; a service identifier corresponding to the first service; an effective area of the first service; an identification of a terminal within the first terminal group; terminal type and/or terminal type requirements of terminals in the first terminal group; Terminal capabilities and/or terminal capability requirements of terminals within the first terminal group; Whether the first terminal group provides multicast/broadcast service to terminals in the group; Whether terminals in the first terminal group support multicast/broadcast services; The terminal in the first terminal group establishes a session control and/or management function and/or user plane function selected when the terminal in the first terminal group establishes a service transmission channel of the first terminal group, wherein the service transmission channel of the first terminal group is a service transmission channel established based on a service identifier corresponding to the first service; When a terminal in the first terminal group establishes a service transmission channel of the first terminal group, the terminal is allocated with user plane tunnel information corresponding to the first service; The terminal in the first terminal group establishes the identification of the session control and/or management function selected when the service transmission channel of the first terminal group; the terminal in the first terminal group establishes the identity of the user plane function selected when the service transmission channel of the first terminal group; The identification of the first platform; whether the first platform provides multicast/broadcast services; User plane tunnel information when the first platform uses multicast/broadcast service; the first platform uses the mark of the user interface function accessed when the multicast/broadcast service is used; the first platform uses the identification of session control and/or management functions accessed when the multicast/broadcast service is used.
10. The method of claim 4, further comprising at least one of: If the first information passes the authentication and fourth information is not distributed and/or acquired, distributing the fourth information to the first platform according to a preset rule and/or the first information, wherein the fourth information is used for the first platform to realize the first service; and sending the fourth information and/or at least part of the first information to the first platform.
11. The method of claim 1, wherein the second information comprises fourth information for the first platform to implement the first service, wherein the determining the second information comprises: And acquiring the fourth information from the first information under the condition that the fourth information is carried in the first information.
12. The method according to claim 10 or 11, wherein the fourth information comprises at least one of: the first platform uses the user plane tunnel information when the first service is used; The first platform uses the identification of the user plane function accessed when the first service is used; And the first platform uses the identification of the session control and/or management function accessed when the first service is used.
13. The method of claim 1, wherein, in the event that the constraint further includes an identification of a designated terminal and the designated terminal is required to use the first service in a designated area, the determining second information includes at least one of: Acquiring eighth information from a sixth network function, and sending a second request to a seventh network function when the specified terminal is located in and/or enters the specified area based on the eighth information, wherein the eighth information comprises location information of the specified terminal and/or event notification that the specified terminal enters or exits the specified area, the seventh network function is a session control and/or management function selected when the specified terminal establishes a service transmission channel of the first terminal group, the service transmission channel of the first terminal group is a service transmission channel established based on a service identifier corresponding to the first service, and the second request is used for acquiring routing information required by the specified terminal to realize the first service; and sending a third request to the seventh network function, wherein the third request is used for indicating the seventh network function to send routing information required by the appointed terminal to realize the first service to the first network function under the condition that the appointed terminal is determined to be located and/or enter the appointed area.
14. The method of claim 1, wherein the second information includes routing information required by terminals in the first group of terminals to implement the first service, wherein the determining the second information includes: Obtaining ninth information from an eighth network function, wherein the eighth network function is further configured to obtain tenth information from the first network function and/or send eleventh information to the ninth network function; Wherein the eighth network function comprises a session control and/or management function selected when a terminal in the first terminal group establishes a service transmission channel of the first terminal group, and/or a session control and/or management function accessed when the first platform uses the first service; the ninth information comprises routing information required by the terminal of the eighth network function and/or the first platform to realize the first service in the first terminal group, the tenth information comprises routing information required by the terminal of other session control and/or management functions in the first terminal group and/or the first platform to realize the first service, the ninth network function is a user plane function selected when the terminal in the first terminal group governed by the eighth network function establishes a service transmission channel of the first terminal group, and/or the first platform uses the user plane function accessed when the first service is used, the eleventh information comprises routing information required by the terminal of the ninth network function and/or the first platform to realize the first service in the first terminal group, the service transmission channel of the first terminal group refers to a service transmission channel established based on a service identifier corresponding to the first service, and the first platform comprises the routing information required by the terminal of the first terminal to realize the first service or all the first service; when the first service corresponds to a plurality of different service identifiers, the ninth network function supports the first service among service transmission channels established based on the plurality of different service identifiers corresponding to the first service.
15. A method of communication for a service consumer, the method comprising: Transmitting first information to a first network function; The first information is used for initiating and/or updating a first service of a first terminal group, the first information at least comprises a constraint condition for creating and/or updating the first terminal group, the constraint condition comprises at least one of an effective area of the first service, a terminal type and terminal capability which are required to be met by a terminal joining the first terminal group, and the first service comprises at least one of a terminal mutual access service, a multicast/broadcast service among terminals and a multicast/broadcast service between a first platform and the terminal to which the first terminal group belongs.
16. A method of communication, applied to a first platform, the method comprising: Receiving third information sent by a first network function, wherein the third information comprises at least part of information in second information, the second information comprises information required for realizing a first service of a first terminal group, the first terminal group comprises a plurality of terminals and/or a first platform conforming to constraint conditions, the constraint conditions comprise at least one of effective areas of the first service, terminal types and terminal capabilities which need to be met by terminals joining the first terminal group, and the first service comprises at least one of a terminal interview service, a multicast/broadcast service among terminals and a multicast/broadcast service between the first platform and the terminals which the first terminal group belongs to; The first service of the first terminal group is realized based on the third information, and/or information required for realizing the first service is provided for terminals in the first terminal group based on the third information.
17. The method of claim 16, wherein the method further comprises: acquiring fourth information, wherein the fourth information is used for the first platform to realize the first service; Wherein the fourth information includes at least one of: User plane tunnel information when the first platform uses multicast/broadcast service; the first platform uses the mark of the user interface function accessed when the multicast/broadcast service is used; the first platform uses the identification of session control and/or management functions accessed when the multicast/broadcast service is used.
18. The method according to claim 16 or 17, characterized in that the method further comprises: Initiating the first service to a user plane function accessed when the first service is used by the first platform, wherein the user plane function supports realizing the first service based on eleventh information, and the eleventh information comprises target terminal information of the first service and/or routing information required by the first platform to realize the first service.
19. A communication method, applied to a first terminal, the method comprising: Transmitting twelfth information to a fifth network function in the process that the first terminal is registered to the network; And/or the number of the groups of groups, In the process of registering the first terminal to the network, if a fourth request of a fifth network function is received, twelfth information is sent to the fifth network function; Wherein the twelfth information comprises type information and/or capability information of the first terminal, and the fifth network function comprises a network function for saving a terminal type and/or terminal capability.
20. The method of claim 19, wherein the first terminal belongs to a first group of terminals, the method further comprising: And under the condition that the first terminal group provides the multicast/broadcast service and the first terminal supports the multicast/broadcast service, selecting a plurality of target terminals in the first terminal group through a preset functional body, and initiating multicast/broadcast service requests aiming at the plurality of target terminals to a user plane function of a service transmission channel which is accessed by the first terminal and is responsible for the first terminal group.

Description

Communication method, network side equipment and terminal Technical Field The present application relates to the field of communications technologies, and in particular, to a communications method, a network side device, and a terminal. Background In the mobile communication network, the terminal mutual access refers to directly establishing a service transmission channel between two terminals accessing the mobile communication network, realizing service data interaction, and avoiding bypassing external routing equipment and/or servers through interfaces such as N6/SGi and the like. An existing terminal mutual access implementation mode is finished by depending on a network side. For example, in a local scenario, two terminals belonging to the same session management function POOL (Session Management Function Pool, SMF POOL) or the area served by the packet data network gateway control plane POOL (PACKET DATA Network Gateway Control Plane Pool, PGW-C POOL) implement terminal interview by the same user plane function (User Plane Function, UPF) or different UPFs accessed by each. For another example, in a wide area scenario, two terminals belonging to areas served by different SMF POOL or PGW-C POOL realize terminal interview through different UPFs accessed respectively. However, this approach requires pre-static configuration of terminal groups and data configuration, and is poorly flexible, resulting in limited application scenarios. Disclosure of Invention The application provides a communication method, network side equipment and a terminal, which are used for solving the problems of poor flexibility and limited application scene of the traditional terminal mutual access scheme realized by depending on a network side. In order to solve the technical problems, the application is realized as follows: in a first aspect, a communication method is provided, applied to a first network function, the method comprising: Receiving first information, wherein the first information is used for requesting to initiate and/or update a first service of a first terminal group, the first information at least comprises a constraint condition for creating and/or updating the first terminal group, the constraint condition comprises at least one of an effective area of the first service, a terminal type and terminal capability which are required to be met by a terminal joining the first terminal group, and the first service comprises at least one of a terminal interview service, a multicast/broadcast service among terminals, and a multicast/broadcast service between a first platform and a terminal which the first terminal group belongs to; Creating and/or updating the first terminal group based on the first information and determining second information, wherein the first terminal group comprises a plurality of terminals and/or the first platform conforming to the constraint condition, and the second information comprises information required for realizing the first service of the first terminal group; And sending third information to the first platform, wherein the third information comprises at least part of information in the second information, the first platform is used for realizing the first service according to the third information, and/or the first platform is used for providing information required for realizing the first service for terminals in the first terminal group according to the third information. In a second aspect, a communication method is provided, applied to a service consumer, the method comprising: Transmitting first information to a first network function; The first information is used for initiating and/or updating a first service of a first terminal group, the first information at least comprises a constraint condition for creating and/or updating the first terminal group, the constraint condition comprises at least one of an effective area of the first service, a terminal type and terminal capability which are required to be met by a terminal joining the first terminal group, and the first service comprises at least one of a terminal mutual access service, a multicast/broadcast service among terminals and a multicast/broadcast service between a first platform and the terminal to which the first terminal group belongs. In a third aspect, a communication method is provided and applied to a first platform, and the method includes: Receiving third information sent by a first network function, wherein the third information comprises at least part of information in second information, the second information comprises information required for realizing a first service of a first terminal group, the first terminal group comprises a plurality of terminals and/or a first platform conforming to constraint conditions, the constraint conditions comprise at least one of effective areas of the first service, terminal types and terminal capabilities which need to be met by terminals joining the first terminal gro