CN-122002308-A - Communication method and related device

Abstract

The application provides a communication method and a related device. In the communication method provided by the application, the network element responsible for storing and processing the channel spectrum indicates to update the channel spectrum information corresponding to the first grid, wherein the channel spectrum information corresponding to the first grid has the phenomenon of channel characteristic missing or aging, and when the second grid where the terminal equipment is positioned is a part or all of the first grid, the channel state information in the second grid is measured, and the channel spectrum information corresponding to the second grid is updated according to the channel state information, so that the accuracy of the channel spectrum information is improved.

Inventors

• Xiao Chaokun
• QIN QIBO
• CHEN SHUJING
• ZHANG BIJUN

Assignees

• 华为技术有限公司

Dates

Publication Date

20260508

Application Date

20241105

Claims (20)

1. 1.A method of communication, the method comprising: transmitting first information, wherein the first information is used for indicating updating of channel map information corresponding to a first grid; and updating channel map information corresponding to a second grid based on the first information, wherein the second grid is part or all of the first grid.
2. 2. The method of claim 1, wherein updating channel map information corresponding to a second grid based on the first information comprises: Receiving first channel state information from a terminal device, wherein the first channel state information is used for indicating downlink channel state information acquired by the terminal device in the second grid based on the first information; And updating the channel map information corresponding to the second grid based on the first channel state information.
3. 3. The method of claim 1, wherein updating channel map information corresponding to a second grid based on the first information comprises: receiving second channel state information from access network equipment, wherein the second channel state information is used for indicating uplink channel state information acquired by the access network equipment in the second grid based on the first information; And updating the channel map information corresponding to the second grid based on the second channel state information.
4. 4. The method of claim 1, wherein updating channel map information corresponding to a second grid based on the first information comprises: Receiving second information from a terminal device, wherein the second information is used for indicating channel map parameters corresponding to the second grid acquired by the terminal device based on the first information; And updating the channel map information corresponding to the second grid based on the second information.
5. 5. The method according to claim 4, wherein the method further comprises: Receiving third information from the terminal equipment, wherein the third information is used for indicating support to update channel map information corresponding to the second grid; And sending fourth information to the terminal equipment, wherein the fourth information is used for indicating parameter information of a channel map, and the parameter information is used for updating the channel map information of the second grid by the terminal equipment.
6. 6. The method of claim 1, wherein updating channel map information corresponding to a second grid based on the first information comprises: Receiving fifth information from access network equipment, wherein the fifth information is used for indicating channel map parameters corresponding to a second grid acquired by the access network equipment based on the first information; And updating the channel map information corresponding to the second grid based on the fifth information.
7. 7. The method of claim 6, wherein the method further comprises: Receiving third information from terminal equipment, wherein the third information is used for indicating support to update channel map information corresponding to the second grid; And transmitting sixth information to access network equipment, wherein the sixth information is used for indicating parameter information of a channel map, and the parameter information is used for updating the channel map information of the second grid by the access network equipment.
8. 8. Method according to claim 5 or 7, characterized in that the third information comprises position information of the second grid and/or index information of the second grid.
9. 9. The method according to any one of claims 1 to 8, wherein the transmitting the first information comprises: And sending the first information to access network equipment, wherein the access network equipment is used for sending a Radio Resource Control (RRC) message to terminal equipment, and the RRC message comprises the first information.
10. 10. The method of claim 9, wherein the RRC message includes a spectrum update flag indicating that channel spectrum information is updated.
11. 11. Method according to claim 9 or 10, characterized in that the first information comprises position information of the first grid and/or index information of the first grid.
12. 12. A method of communication, the method comprising: Receiving first information, wherein the first information is used for indicating updating of channel map information corresponding to a first grid; Transmitting first channel state information to a map management function network element, wherein the first channel state information is used for indicating downlink channel state information acquired by a terminal device in a second grid based on the first information, the map management function network element supports storage and processing of channel map information, and the second grid is part or all of the first grid, or And sending second information to the map management function network element, wherein the second information is used for indicating channel map parameters corresponding to the second grid acquired by the terminal equipment based on the first information.
13. 13. The method according to claim 12, wherein the method further comprises: transmitting third information to the map management function network element, wherein the third information is used for indicating support to update channel map information corresponding to the second grid; And receiving fourth information from the map management function network element, wherein the fourth information is used for indicating parameter information of a channel map, and the parameter information is used for updating the channel map information of the second grid by the terminal equipment.
14. 14. The method according to claim 13, wherein the third information comprises position information of the second grid and/or index information of the second grid.
15. 15. The method of any of claims 12 to 14, wherein the receiving the first information comprises: an RRC message from an access network device is received, the RRC message including the first information.
16. 16. The method of claim 15, wherein the RRC message includes a spectrum update flag indicating that channel spectrum information is updated.
17. 17. The method according to claim 15 or 16, wherein the first information comprises position information of the first grid and/or index information of the first grid.
18. 18. A method of communication, the method comprising: receiving first information from a map management function network element, wherein the first information is used for indicating updating of channel map information corresponding to a first grid, and the map management function network element supports storage and processing of the channel map information; transmitting second channel state information to the map management function network element, wherein the second channel state information is used for indicating uplink channel state information acquired by the network equipment in a second grid based on the first information, and the second grid is part or all of the first grid, or And sending fifth information to the map management function network element, wherein the fifth information is used for indicating channel map parameters corresponding to the second grid, which are acquired by access network equipment based on the first information.
19. 19. The method of claim 18, wherein the method further comprises: And receiving sixth information from the map management function network element, wherein the sixth information is used for indicating parameter information of a channel map, and the parameter information is used for updating the channel map information of the second grid by the access network equipment.
20. 20. A communication device, characterized in that it comprises means for implementing the communication method according to any of claims 1 to 19.

Description

Communication method and related device Technical Field The present application relates to the field of communications, and in particular, to a communication method and related apparatus. Background In a wireless communication system, the channel spectrum can be widely applied to the scenes of channel measurement, perception positioning, air interface transmission and the like. Wherein the channel map divides the physical space into a series of grids, each grid representing a particular location or region in space, and the channel map records and stores a series of key channel features corresponding to each grid. However, there may be a problem of missing or aged channel characteristics corresponding to a part of the grids in the channel map, resulting in poor quality of service performed by applying the channel map. Disclosure of Invention The application provides a communication method and a related device, which are used for updating channel spectrum information corresponding to partial grids with missing or aged channel characteristics, improving the accuracy of the channel spectrum information and being beneficial to improving the quality of execution service by applying the channel spectrum information. In a first aspect, the application provides a communication method applied to a map management function network element, and the method comprises the steps of sending first information, wherein the first information is used for indicating to update channel map information corresponding to a first grid, updating the channel map information corresponding to a second grid based on the first information, and the second grid is part or all of the first grid. The map management function network element updates the channel map information corresponding to the first grid through the first information indication, and measures the channel state information in the second grid under the condition that the second grid is part or all of the first grid so as to update the channel map information corresponding to the second grid, thereby improving the accuracy of the channel map information. In some implementations, updating channel map information corresponding to the second grid based on the first information includes: Receiving first channel state information from the terminal equipment, wherein the first channel state information is used for indicating downlink channel state information acquired by the terminal equipment in a second grid based on the first information; and updating the channel map information corresponding to the second grid based on the first channel state information. In some implementations, updating channel map information corresponding to the second grid based on the first information includes: Receiving second channel state information from the access network device, wherein the second channel state information is used for indicating uplink channel state information acquired by the access network device in a second grid based on the first information; and updating the channel map information corresponding to the second grid based on the second channel state information. The map management function network element can update the channel map information of the uplink channel or the channel map information of the downlink channel corresponding to the second grid according to the channel state information acquired in the second grid. In some implementations, updating channel map information corresponding to the second grid based on the first information includes: Receiving second information from the terminal equipment, wherein the second information is used for indicating channel map parameters corresponding to a second grid acquired by the terminal equipment based on the first information; and updating the channel map information corresponding to the second grid based on the second information. In some implementations, the method further comprises: And sending fourth information to the terminal equipment, wherein the fourth information is used for indicating parameter information of the channel spectrum, and the parameter information is used for updating the channel spectrum information of the second grid by the terminal equipment. The map management function network element indicates the parameter information of the channel map to the terminal equipment through the fourth information, so that the terminal equipment can update the channel map parameters corresponding to the second grid based on the parameter information. In some implementations, updating channel map information corresponding to the second grid based on the first information includes: receiving fifth information from the access network equipment, wherein the fifth information is used for indicating channel map parameters corresponding to the second grid acquired by the access network equipment based on the first information; and updating the channel map information corresponding to the second grid based on the fifth information