US-12621742-B2 - Data transmission method, related device, computer-readable storage medium, and computer program product

Abstract

Provided are a method, apparatus, a non-transitory computer-readable storage medium for data transmission in a 5G communication system. The process may include generating a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising height information, and the height information being used for indicating selection of the RSD to transmit application data based on a height of a terminal matching the height information. The process may also include transmitting the URSP to the terminal via a second network element.

Inventors

• Zhuoyun Zhang

Assignees

• TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED

Dates

Publication Date

20260505

Application Date

20230623

Priority Date

20220111

Claims (16)

1. 1 . A method for a 5G communication network, performed by a first core network element, the data transmission method comprising: generating a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising route selection validation criteria indicating a selection of the RSD to transmit application data based on height information and one of: a time window and location information, wherein based on the route selection validation criteria comprising the time window, the RSD to transmit the application data is selected when a current time is within the time window, and wherein based on the route selection validation criteria comprising the location information, the RSD to transmit the application data is selected when a current location matches the location information; and transmitting the URSP to a terminal via a second core network element.
2. 2 . The method according to claim 1 , wherein the RSD to transmit the application data is selected based on a height of the terminal matching the height information.
3. 3 . The method according to claim 1 , wherein the RSD comprises route selection components, and wherein generating the URSP comprises: receiving route selection indication information from a third core network element; and determining a value of a target component in the route selection components corresponding to the route selection indication information.
4. 4 . The method according to claim 3 , wherein the route selection indication information comprises service continuity indication information, wherein the target component comprises a service and session continuity (SSC) mode selection component, and wherein determining the value of the target component comprises: determining a value of the SSC mode selection component corresponding to the service continuity indication information.
5. 5 . The method according to claim 4 , wherein the service continuity indication information indicates whether to support a terminal network address change and whether to retain service continuity during the terminal network address change, and wherein determining the value of the SSC mode selection component corresponding to the service continuity indication information comprises: based on the service continuity indication information indicating non-support of the terminal network address change, determining the value of the SSC mode selection component as a first SSC mode; based on the service continuity indication information indicating support of the terminal network address change and non-retention of the service continuity, determining the value of the SSC mode selection component as a second SSC mode; and based on the service continuity indication information indicating support of the terminal network address change and retention of the service continuity, determining the value of the SSC mode selection component as a third SSC mode.
6. 6 . The method according to claim 3 , wherein the route selection indication information comprises protocol data unit (PDU) session type indication information, wherein the target component comprises a PDU session type selection component, and wherein the determining the value of the target component in the route selection components comprises: determining a value of the PDU session type selection component corresponding to the PDU session type indication information.
7. 7 . The method according to claim 3 , wherein the route selection indication information comprises precedence access type indication information, wherein the target component comprises an access type preference component, and wherein the determining the value of the target component in the route selection components with reference to the route selection indication information comprises: determining a value of the access type preference component corresponding to the precedence access type indication information.
8. 8 . An apparatus for data transmission in a 5G communication network, the apparatus comprising: at least one memory configured to store program code; and at least one first processor configured to read the program code and operate as instructed by the program code, the program code comprising: first generating code configured to cause the at least one first processor to generate a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising route selection validation criteria indicating a selection of the RSD to transmit application data based on height information and one of: a time window and location information, wherein based on the route selection validation criteria comprising the time window, the RSD to transmit the application data is selected when a current time is within the time window, and wherein based on the route selection validation criteria comprising the location information, the RSD to transmit the application data is selected when a current location matches the location information; and first transmitting code configured to cause the at least one first processor to transmit the URSP to a terminal via a second network element.
9. 9 . The apparatus of claim 8 , wherein the RSD to transmit the application data is selected based on a height of the terminal matching the height information.
10. 10 . The apparatus of claim 8 , the RSD comprises route selection components, and wherein the first generating code comprises: first receiving code configured to cause the at least one first processor to receive route selection indication information from a third core network element; and first determining code configured to cause the at least one first processor to determine a value of a target component in the route selection components corresponding to the route selection indication information.
11. 11 . The apparatus of claim 10 , wherein the route selection indication information comprises service continuity indication information, wherein the target component comprises a service and session continuity (SSC) mode selection component, and wherein the first determining code comprises: second determining code configured to cause the at least one first processor to determine a value of the SSC mode selection component corresponding to the service continuity indication information.
12. 12 . The apparatus of claim 11 , wherein the service continuity indication information indicates whether to support a terminal network address change and whether to retain service continuity during the terminal network address change, and wherein the second determining code comprises: based on the service continuity indication information indicating non-support of the terminal network address change, third determining code configured to cause the at least one first processor to determine the value of the SSC mode selection component as a first SSC mode; based on the service continuity indication information indicating support of the terminal network address change and non-retention of the service continuity, fourth determining code configured to cause the at least one first processor to determine the value of the SSC mode selection component as a second SSC mode; and based on the service continuity indication information indicating support of the terminal network address change and retention of the service continuity, fifth determining code configured to cause the at least one first processor to determine the value of the SSC mode selection component as a third SSC mode.
13. 13 . The apparatus of claim 10 , wherein the route selection indication information comprises protocol data unit (PDU) session type indication information, wherein the target component comprises a PDU session type selection component, and wherein the first determining code comprises: sixth determining code configured to cause the at least one first processor to determine a value of the PDU session type selection component corresponding to the PDU session type indication information.
14. 14 . The apparatus of claim 10 , wherein the route selection indication information comprises precedence access type indication information, wherein the target component comprises an access type preference component, and wherein the first determining code comprises: seventh determining code configured to cause the at least one first processor to determine a value of the access type preference component corresponding to the precedence access type indication information.
15. 15 . A non-transitory computer-readable medium storing program code which, when executed by one or more processors of a device for data transmission in a 5G communication network, cause the one or more processors to at least: generate a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising route selection validation criteria indicating a selection of the RSD to transmit application data based on height information and one of: a time window and location information, wherein based on the route selection validation criteria comprising the time window, the RSD to transmit the application data is selected when a current time is within the time window, and wherein based on the route selection validation criteria comprising the location information, the RSD to transmit the application data is selected when a current location matches the location information; and transmit the URSP to a terminal via a second network element.
16. 16 . The non-transitory computer-readable medium of claim 15 , wherein the RSD to transmit the application data is selected based on a height of the terminal matching the height information.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application claims priority to International Application No. PCT/CN2022/132318, filed with the China National Intellectual Property Administration on Nov. 16, 2022, which claims priority to Chinese Patent Application No. 202210028773.5, filed with the China National Intellectual Property Administration on Jan. 11, 2022, the disclosure of which are incorporated herein in their entireties. FIELD The present disclosure relates to the technical field of communications, and in particular, to a data transmission method between a first core network element, a second core network element, a third network element, a terminal, a communication device, a computer-readable storage medium, and a computer program product. BACKGROUND Terminal/user equipment (UE) policies include a terminal route selection policy (URSP), but the content of URSP rules in the related art needs to be further extended according to specific service requirements to support specific service demands. SUMMARY An embodiment of the present disclosure relates to a method for data transmission method in a 5G communication network. The method may be executed by a first core network element and may include generating a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising height information, and the height information indicating a selection of the RSD to transmit application data based on a height of a terminal matching the height information; and transmitting the URSP to the terminal via a second core network element. An embodiment of the present disclosure relates to an apparatus for data transmission in a 5G communication network. The apparatus may include at least one memory configured to store program code; and at least one processor configured to read the program code and operate as instructed by the program code. The program code may include first generating code configured to cause the at least one first processor to generate a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising height information, and the height information indicating a selection of the RSD to transmit application data based on a height of a terminal matching the height information; and first transmitting code configured to cause the at least one first processor to transmit the URSP to the terminal via a second network element. An embodiment of the present disclosure relates to a non-transitory computer-readable medium storing program code which, when executed by one or more processors of a device for data transmission in a 5G communication network, cause the one or more processors to at least generate a user equipment (UE) route selection policy (URSP), the URSP comprising a URSP rule, the URSP rule comprising a route selection descriptor (RSD), the RSD comprising height information, and the height information indicating a selection of the RSD to transmit application data based on a height of a terminal matching the height information; and transmit the URSP to the terminal via a second network element. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic architectural diagram of a communication system according to an embodiment of the present disclosure. FIG. 2 is a system architectural diagram of a 5G network according to an embodiment of the present disclosure. FIG. 3 schematically shows a flowchart of a data transmission method according to an embodiment of the present disclosure. FIG. 4 schematically shows an interaction diagram of a data transmission method according to an embodiment of present disclosure. FIG. 5 schematically shows an interaction diagram of a data transmission method according to another embodiment of present disclosure. FIG. 6 schematically shows a flowchart of a data transmission method according to another embodiment of the present disclosure. FIG. 7 schematically shows a flowchart of a data transmission method according to yet another embodiment of the present disclosure. FIG. 8 schematically shows a flowchart of a data transmission method according to yet another embodiment of the present disclosure. FIG. 9 schematically shows a block diagram of a first core network element according to an embodiment of the present disclosure. FIG. 10 schematically shows a block diagram of a second core network element according to an embodiment of the present disclosure. FIG. 11 schematically shows a block diagram of a third network element according to an embodiment of the present disclosure. FIG. 12 schematically shows a block diagram of a terminal according to an embodiment of the present disclosure. FIG. 13 schematically shows a structural diagram of a communication device according to an embodiment of present disclosure. DETAILED DESCRIPTION Exemplary implementations will now be described more tho