CN-121984556-A - Cluster service connection establishment method, device, storage medium and program product

CN121984556ACN 121984556 ACN121984556 ACN 121984556ACN-121984556-A

Abstract

The embodiment of the application provides a cluster service connection establishment method, equipment, a storage medium and a program product. Belonging to the technical field of satellite communication. The method comprises the steps of receiving satellite base station identification transmitted by a satellite, service time information and resource use condition of a ground coverage cell, position information of a satellite terminal and group characteristics, determining a service load communication base station list according to received data, determining anchor point communication load, non-anchor point communication load and service beam corresponding to the satellite terminal according to the service time information and the resource use condition, generating cluster service suggestion information according to the anchor point communication load, the service beam and the group characteristics, and transmitting the cluster service suggestion information to the anchor point communication load and the non-anchor point communication load so that the anchor point communication load and the non-anchor point communication load transmit the cluster service suggestion information to the satellite terminal, and enabling the satellite terminal to establish connection with the anchor point communication load through the service beam according to the cluster service suggestion. The problem of satellite communication resource waste in cluster service is solved.

Inventors

YUAN NAIHUA
TAN KEN
CHEN YING
YUAN XUE
LONG WEI

Assignees

成都鼎桥通信技术有限公司

Dates

Publication Date: 20260505
Application Date: 20250805

Claims (15)

1. The cluster service connection establishment method is characterized by being applied to a server and comprising the following steps: Receiving satellite base station identification transmitted by at least one satellite, service time information and resource use condition of a ground coverage cell, position information of at least one satellite terminal and group characteristics, wherein the position information and the group characteristics are transmitted to the satellite by the satellite terminal; Determining a service load communication base station list according to the position information, the satellite base station identification and the service time information corresponding to the satellite base station identification; according to the service time information and the resource use condition, determining an anchor point communication load, a non-anchor point communication load and a service wave beam corresponding to the satellite terminal in the service load communication base station list; Generating cluster service suggestion information according to the anchor point communication load, the service beam and the group characteristics; And sending the cluster service suggestion information to the anchor point communication load and the non-anchor point communication load so that the anchor point communication load and the non-anchor point communication load send the cluster service suggestion information to the satellite terminal, and the satellite terminal establishes cluster service connection with the anchor point communication load through the service beam according to the cluster service suggestion.
2. The method of claim 1, wherein the resource usage comprises a number of concurrent users, remaining time domain resources, and remaining frequency domain resources; According to the service time information and the resource usage situation, determining an anchor point communication load, a non-anchor point communication load and a service beam corresponding to the satellite terminal in the service load communication base station list, including: Determining the anchor point communication load and the non-anchor point communication load according to the service time information and the resource use condition; the beam, the concurrent user number, the residual time domain resource and the residual frequency domain resource of which meet preset conditions under the anchor point communication load, is determined to be a service beam, or the resource score of each alternative beam under the anchor point communication load is calculated according to the concurrent user number, the residual time domain resource and the residual frequency domain resource of each alternative beam under the anchor point communication load, and the service beam is determined according to the resource score.
3. The method according to claim 1, wherein determining anchor communication load, non-anchor communication load and service beam corresponding to the satellite terminal in the service load communication base station list according to the service time information and the resource usage condition comprises: According to the service time information and the resource use condition, determining an alternative satellite corresponding to the cluster service of the satellite terminal and an alternative beam corresponding to the alternative satellite in the service load communication base station list; And determining anchor point communication load and non-anchor point communication load in the alternative satellites according to the service time information and the resource use condition, and determining the service beam in the alternative beams.
4. The method of claim 3, wherein the resource usage comprises a number of concurrent users, remaining time domain resources, and remaining frequency domain resources.
5. The method according to claim 4, wherein the determining, in the service payload communication base station list, an alternative satellite corresponding to the cluster service of the satellite terminal and an alternative beam corresponding to the alternative satellite according to the service time information and the resource usage condition includes: Determining alternative satellites in the service load communication base station list according to the service time information and the concurrent user number; And determining an alternative beam corresponding to the alternative satellite according to the residual time domain resource and the residual frequency domain resource.
6. The method of claim 5, wherein determining the candidate satellites in the service payload communication base station list based on the service time information and the number of concurrent users comprises: The service time information corresponding to the target satellite base station identifier and the concurrent user number in the service load communication base station list are weighted and summed to obtain a capacity value corresponding to the target satellite base station identifier, if the capacity value is greater than a preset capacity threshold value, the satellite corresponding to the target satellite base station identifier is determined to be an alternative satellite, or, And if the service time information of the target satellite base station identifier in the service load communication base station list is larger than a preset screening duration threshold and the concurrency user number is smaller than a preset user number threshold, determining the satellite corresponding to the target satellite base station identifier as an alternative satellite.
7. The method of claim 5, wherein the determining the candidate beam corresponding to the candidate satellite based on the remaining time domain resources and the remaining frequency domain resources comprises: the residual time domain resources and the residual frequency domain resources of the target beam under the candidate satellite are weighted and summed to obtain a time-frequency domain score, if the time-frequency domain score is greater than a preset time-frequency domain score threshold, the target beam is determined to be the candidate beam corresponding to the candidate satellite, or, And if the residual time domain resource of the target beam under the candidate satellite is larger than a preset time domain resource threshold and the residual frequency domain resource is larger than a preset frequency domain resource threshold, determining the target beam as a candidate beam corresponding to the candidate satellite.
8. The method of claim 4, wherein determining anchor and non-anchor communication payloads in the candidate satellite and determining the service beam in the candidate beam based on the service time information and the resource usage comprises: The service time information corresponding to the candidate satellite and the concurrent user number are weighted and summed to obtain a capacity value corresponding to the candidate satellite; determining the candidate satellite with the largest capacity value as an anchor point communication load, and determining the rest candidate satellites as non-anchor point communication loads; The method comprises the steps of determining the alternative wave beam corresponding to the anchor point communication load as a service wave beam, or calculating the resource score of each alternative wave beam under the anchor point communication load according to the residual time domain resource and the residual frequency domain resource of each alternative wave beam under the anchor point communication load, and determining the service wave beam according to the resource scores.
9. The method according to any one of claims 1 to 8, wherein determining a service payload communication base station list according to the location information, the satellite base station identification, and the service time information corresponding to the satellite base station identification comprises: Determining a target ground coverage cell corresponding to the satellite terminal according to the position information; If the service time information of the target satellite base station identifier corresponding to the target ground coverage cell is greater than a service time threshold, writing the target satellite base station identifier into the service load communication base station list, or, And if the service time information of the target ground coverage cell corresponding to the target satellite base station identifier is the service time information of the maximum preset proportion, writing the target satellite base station identifier into the service load communication base station list.
10. The cluster service connection establishment method is characterized by being applied to a satellite terminal and comprising the following steps: Transmitting position information and group characteristics to a satellite, so that the satellite transmits the position information, the group characteristics, a satellite base station identifier, service time information of a ground coverage cell and resource use conditions to a server, the server determines a service load communication base station list according to the position information, the satellite base station identifier and the service time information corresponding to the satellite base station identifier, determines anchor point communication load, non-anchor point communication load and service beam corresponding to the satellite terminal in the service load communication base station list according to the service time information and the resource use conditions, generates cluster service suggestion information according to the anchor point communication load, the service beam and the group characteristics, and transmits the cluster service suggestion information to the anchor point communication load and the non-anchor point communication load; Receiving the cluster service suggestion information sent by the anchor point communication load or the non-anchor point communication load; And establishing cluster service connection with the anchor point communication load through the service beam according to the cluster service suggestion information.
11. The cluster service connection establishment method is characterized by being applied to satellites and comprising the following steps: receiving position information and group characteristics sent by at least one satellite terminal; Transmitting the position information, the group characteristics, the satellite base station identification, the service time information of a ground coverage cell and the resource use condition to a server, so that the server determines a service load communication base station list according to the position information, the satellite base station identification and the service time information corresponding to the satellite base station identification, determines an anchor point communication load, a non-anchor point communication load and a service beam corresponding to the satellite terminal in the service load communication base station list according to the service time information and the resource use condition, and generates cluster service suggestion information according to the anchor point communication load, the service beam and the group characteristics; receiving the cluster service suggestion information sent by the server; And sending the cluster service suggestion information to the satellite terminal, so that the satellite terminal establishes cluster service connection with the anchor point communication load through the service beam according to the cluster service suggestion information.
12. The method of claim 11, wherein the sending the group service suggestion information to the satellite terminal to cause the satellite terminal to establish a group service connection with the anchor communication payload via the service beam according to the group service suggestion information comprises: broadcasting the cluster service suggestion information through a beam, so that the satellite terminal establishes cluster service connection with the anchor point communication load through the service beam according to the cluster service suggestion information; and sending the cluster service suggestion information to the connected satellite terminal through a radio resource control signaling, so that the connected satellite terminal establishes cluster service connection with the anchor point communication load through the service beam according to the cluster service suggestion information.
13. An electronic device 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 to 9, claim 10 or claim 11, claim 12.
14. A computer readable storage medium having stored therein computer executable instructions for implementing the method of any one of claims 1 to 9, claim 10 or claim 11, claim 12 when executed by a processor.
15. A computer program product comprising a computer program which, when executed by a processor, implements the method of any one of claims 1 to 9, claim 10 or claim 11, claim 12.

Description

Cluster service connection establishment method, device, storage medium and program product Technical Field The present application relates to the field of satellite communications technologies, and in particular, to a method, an apparatus, a storage medium, and a program product for establishing a trunking service connection. Background In the scenes of emergency command, track traffic scheduling and the like, the low-orbit satellite needs to serve the group users. Currently, in the related art, a group of users in the same ground area may be connected to different satellites or different coverage areas of the same satellite. Under the condition that the trunking terminals of trunking users are connected to different satellites or different coverage areas of the same satellite, when the trunking needs to send information to all users, communication resources are required to be respectively allocated under different satellites or different beams, so that resource waste is caused. Disclosure of Invention The embodiment of the application provides a method, equipment, a storage medium and a program product for establishing cluster service connection, which are used for solving the problem of satellite communication resource waste in cluster service. The embodiment of the application provides a cluster service connection establishment method which is applied to a server and comprises the steps of receiving satellite base station identification transmitted by at least one satellite, service time information and resource use condition of a ground coverage cell, position information of at least one satellite terminal and group characteristics, wherein the position information and the group characteristics are transmitted to the satellite by the satellite terminal, determining a service load communication base station list according to the service time information, the satellite base station identification and the service time information corresponding to the satellite base station identification, determining anchor communication load, non-anchor communication load and service beam corresponding to the satellite terminal in the service load communication base station list according to the service time information and the resource use condition, generating cluster service suggestion information according to the anchor communication load, the service beam and the group characteristics, transmitting the cluster service suggestion information to the anchor communication load and the non-anchor communication load, so that the anchor communication load and the non-anchor communication load transmit the cluster service suggestion information to the satellite terminal, and the satellite terminal establish cluster service connection with the anchor communication load through a service beam according to the cluster service suggestion. In one possible implementation, the resource usage includes a number of concurrent users, a remaining time domain resource and a remaining frequency domain resource, and determining an anchor communication load, a non-anchor communication load and a service beam corresponding to the satellite terminal in a service load communication base station list according to the service time information and the resource usage includes determining the anchor communication load and the non-anchor communication load according to the service time information and the resource usage, and determining a beam, in which the number of concurrent users, the remaining time domain resource and the remaining frequency domain resource meet a preset condition, under the anchor communication load as the service beam. Or, calculating the resource scores of the candidate beams under the anchor communication load according to the number of concurrent users, the residual time domain resources and the residual frequency domain resources of the candidate beams under the anchor communication load. And determining the service beam according to the resource scores. In one possible implementation manner, according to service time information and resource usage conditions, anchor point communication load, non-anchor point communication load and service beam corresponding to a satellite terminal are determined in a service load communication base station list; according to the service time information and the resource use condition, anchor point communication load and non-anchor point communication load are determined in the alternative satellites, and service wave beams are determined in the alternative wave beams. In one possible implementation, the resource usage includes the number of concurrent users, the remaining time domain resources, and the remaining frequency domain resources. In one possible implementation manner, according to service time information and resource usage conditions, determining an alternative satellite corresponding to a cluster service of a satellite terminal and an alternative beam corresponding to the al