CN-121984558-A - Satellite cluster service processing method, device, equipment, medium and product

CN121984558ACN 121984558 ACN121984558 ACN 121984558ACN-121984558-A

Abstract

The embodiment of the application provides a method, a device, equipment, a medium and a product for processing satellite cluster service. And receiving the position information of the accessed satellite cell and the satellite base station, which are reported by each first terminal, or the position information of the reported tracking area, and receiving the current attribute information, which is reported by each satellite base station, through LCF network elements of cluster core network equipment. And then, based on the attribute information, establishing a first mapping relation between the satellite cell and the tracking area and a second mapping relation between the satellite base station and the tracking area. And finally, accurately processing satellite trunking service initiated by the target terminal according to the position information reported by each first terminal and the two types of mapping relations, thereby providing a feasible technical path for trunking communication in a satellite scene.

Inventors

CHEN YING
YUAN NAIHUA
FAN CHEN
TAN KEN
YUAN XUE

Assignees

成都鼎桥通信技术有限公司

Dates

Publication Date: 20260505
Application Date: 20250926

Claims (10)

1. The processing method of the satellite cluster service is characterized by being applied to cluster core network equipment and comprising the following steps: Receiving position information uploaded by each first terminal through a position control function LCF network element, wherein the position information is the position information of an access satellite cell and the position information of an access satellite base station or the position information of an access tracking area; Receiving attribute information reported by each satellite base station through the LCF network element, and establishing a target mapping relation according to the attribute information, wherein the mapping relation comprises a first mapping relation between a satellite cell and a tracking area and a second mapping relation between the satellite base station and the tracking area; and processing satellite trunking service initiated by a target terminal according to the position information of the access satellite cell and the position information of the access satellite base station, which are reported by the first terminal, or the position information of the access tracking area, the first mapping relation and the second mapping relation, which are reported by the first terminal, through the LCF network element.
2. The method according to claim 1, wherein the receiving, by the LCF network element, the location information reported by each first terminal includes: For any first terminal, if the first terminal reports the position information based on the cell, after the first terminal accesses the satellite cell, the position information of the first terminal accessing the satellite cell and the position information of the accessing satellite base station, which are sent by the satellite base station, are obtained through an access and mobility management function AMF network element; for any first terminal, if the first terminal reports the position information based on the tracking area, after the first terminal accesses the tracking area, the position information of the first terminal accessed to the tracking area, which is sent by a satellite base station, is acquired through the AMF network element; And receiving the position information of the first terminal accessed to the satellite cell and the position information of the accessed satellite base station, or the position information of the first terminal accessed to the tracking area, which are sent by the AMF network element through the LCF network element.
3. The method of claim 1, wherein the attribute information includes beam information, a tracking area currently included, and a satellite cell included, and wherein the establishing the target mapping relationship according to the attribute information includes: Each satellite cell is respectively corresponding to a tracking area in which a coverage area falls based on beam information, and a first mapping relation between the satellite cell and the tracking area is established; for any satellite base station, based on the first mapping relation, tracking areas corresponding to all satellite cells included in the satellite base station are obtained, the satellite base station is associated with the tracking areas corresponding to all the satellite cells, and a second mapping relation between the satellite base station and the tracking areas is established.
4. The method according to claim 1, wherein the processing, by the LCF network element, the satellite trunking service initiated by the target terminal according to the location information of the access satellite cell and the location information of the access satellite base station reported by the first terminal, or the location information of the access tracking area, the first mapping relationship, and the second mapping relationship reported by the first terminal, includes: acquiring a cluster service request initiated by a target terminal through a cluster control function TCF network element, wherein the cluster service request comprises a called terminal list; Receiving, by the LCF network element, a location information acquisition request of each called terminal in the called terminal list sent by the TCF network element; For any called terminal, inquiring target position information corresponding to the called terminal from the position information of an access satellite cell and the position information of an access satellite base station reported by each first terminal or from the position information of an access tracking area, the first mapping relation and the second mapping relation reported by each first terminal according to the identification information of the called terminal through the LCF network element; And receiving target position information corresponding to each called terminal sent by the LCF network element through the TCF network element, and processing satellite trunking service initiated by each target terminal according to the target position information corresponding to each called terminal.
5. The method according to claim 4, wherein for any called terminal, querying, through the LCF network element, target location information corresponding to the called terminal from location information of an access satellite cell and location information of an access satellite base station reported by each first terminal or from location information of an access tracking area, the first mapping relationship, and the second mapping relationship reported by each first terminal according to identification information of the called terminal, includes: For any called terminal, inquiring first position information corresponding to the called terminal from position information reported by each first terminal according to the identification information of the called terminal through the LCF network element; If the first position information indicates the position information of the access satellite cell and the position information of the access satellite base station, the first position information is the target position information, or If the first position information indicates the position information of the accessed tracking area, determining the position information of the target satellite cell accessed by the called terminal and the position information of the accessed target satellite base station according to the first mapping relation, the second mapping relation and the first position information indicating the accessed tracking area; The position information of the accessed target satellite cell and the position information of the accessed target satellite base station are the target position information.
6. The method according to claim 5, wherein the processing the satellite trunking service initiated by the target terminal according to the target location information corresponding to each called terminal includes: generating a cluster group calling satellite base station list and a cluster group calling satellite cell list according to target position information corresponding to each called terminal, and processing satellite cluster service initiated by a target terminal through the cluster group calling satellite base station list and the cluster group calling satellite cell list.
7. The processing device of satellite cluster service is characterized by being applied to cluster core network equipment and comprising: the receiving module is used for receiving the position information reported by each first terminal through a position control function LCF network element, wherein the position information is the position information of an access satellite cell and the position information of an access satellite base station or the position information of an access tracking area; the processing module is used for receiving attribute information reported by each satellite base station through the LCF network element and establishing a target mapping relation according to the attribute information, wherein the mapping relation comprises a first mapping relation between a satellite cell and a tracking area and a second mapping relation between the satellite base station and the tracking area; The processing module is further configured to process, through the LCF network element, satellite trunking services initiated by the target terminal according to the location information of the access satellite cell and the location information of the access satellite base station reported by each first terminal, or the location information of the access tracking area, the first mapping relationship, and the second mapping relationship reported by each first terminal.
8. The cluster core network equipment is characterized by comprising a memory and a processor; the memory stores computer-executable instructions; The processor executing computer-executable instructions stored in the memory, causing the processor to perform the method of any one of claims 1-6.
9. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out the method of any one of claims 1-6.
10. A computer program product comprising a computer program which, when executed by a processor, implements the method of any of claims 1-6.

Description

Satellite cluster service processing method, device, equipment, medium and product Technical Field The present application relates to the field of satellite communications technologies, and in particular, to a method, an apparatus, a device, a medium, and a product for processing a satellite trunking service. Background With the development of satellite communication technology, non-terrestrial network (Non-TERRESTRIAL NETWORKS, NTN) technology has rapidly developed in recent years. NTN aims to provide connectivity services for areas without terrestrial network coverage through satellite communication technology. In the related art, the terrestrial trunking service can be provided based on the broadband trunking communication (Broadband Trunking Communication, B-TrunC) technology of the fifth generation mobile communication technology (5th Generation Mobile Communication Technology,5G). Or provide satellite data services based on New wireless Non-terrestrial network (NR NTN) technology. However, the above two methods cannot provide satellite trunking service, and thus a method for providing satellite trunking service is needed. Disclosure of Invention The embodiment of the application provides a method, a device, equipment, a medium and a product for processing satellite trunking service, which are used for achieving the technical effect of providing the method for processing the satellite trunking service. In a first aspect, an embodiment of the present application provides a method for processing a satellite trunking service, which is applied to trunking core network equipment, including: Receiving the position information reported by each first terminal through a position control function LCF network element, wherein the position information is the position information of an access satellite cell and the position information of an access satellite base station or the position information of an access tracking area; Receiving attribute information reported by each satellite base station through an LCF network element, and establishing a target mapping relation according to the attribute information, wherein the mapping relation comprises a first mapping relation between a satellite cell and a tracking area and a second mapping relation between the satellite base station and the tracking area; And processing satellite trunking service initiated by the target terminal according to the position information of the access satellite cell and the position information of the access satellite base station, which are reported by the first terminal, or the position information of the access tracking area, the first mapping relation and the second mapping relation, which are reported by the first terminal, through the LCF network element. In a possible implementation manner, the receiving, by the LCF network element, the location information reported by each first terminal includes: For any first terminal, if the first terminal reports the position information based on the cell, after the first terminal selects or reselects to access the satellite cell, the position information of the first terminal accessed to the satellite cell and the position information of the accessed satellite base station, which are sent by the satellite base station, are obtained through an access and mobility management function AMF network element; For any first terminal, if the first terminal reports the position information based on the tracking area, after the first terminal accesses the tracking area, acquiring the position information of the first terminal accessing the tracking area, which is sent by the satellite base station, through an AMF network element; and receiving the position information of the first terminal accessed to the satellite cell and the position information of the first terminal accessed to the satellite base station or the position information of the first terminal accessed to the tracking area, which are sent by the AMF network element, through the LCF network element. In one possible implementation, the attribute information comprises beam information, a currently included tracking area and an included satellite cell, and the method comprises the steps of establishing a target mapping relation according to the attribute information, wherein the target mapping relation comprises the following steps: Each satellite cell is respectively corresponding to a tracking area in which a coverage area falls based on beam information, and a first mapping relation between the satellite cell and the tracking area is established; For any satellite base station, based on the first mapping relation, tracking areas corresponding to all satellite cells included in the satellite base station are obtained, the satellite base station is associated with the tracking areas corresponding to all the satellite cells, and a second mapping relation between the satellite base station and the tracking areas is established. In a possible imp