CN-122002338-A - Communication method and device

Abstract

A communication method and device can enable a main optical network unit MFU to perform reasonable configuration, scheduling or decision, thereby improving communication performance. In the method, each SFU can acquire interference information of each interference source, such as identity information, frequency domain information or signal strength of the interference source. And then, each SFU can report the interference information of each interference source to the main optical network unit MFU, and the MFU can determine global interference information based on the interference information of the interference sources reported by each SFU and perform at least one of configuration, transmission scheduling or roaming according to the global interference information. In the embodiment of the application, the MFU can acquire the interference information of the interference source of each SFU and the interference condition among the devices in the global, so that reasonable scheduling, configuration, decision and the like can be performed based on the global interference condition, and the communication performance of the system is further improved.

Inventors

• CHEN FEN
• SHAO YUE
• MA HAONAN

Assignees

• 华为技术有限公司

Dates

Publication Date

20260508

Application Date

20241104

Claims (19)

1. 1. A communication method applied to a primary optical network unit MFU, the method comprising: receiving interference information of an interference source of at least one sub-optical network unit SFU, wherein the interference information of the interference source comprises at least one of identity information corresponding to the interference source, frequency domain information of the interference source or signal strength of the interference source; determining global interference information according to the interference information of the interference source of the at least one SFU, wherein the global interference information comprises the interference information of the interference source of the at least one SFU; At least one of configuration, transmission scheduling, or roaming decisions is performed in accordance with the global interference information.
2. 2. The method of claim 1, wherein the configuring according to the global interference information comprises: And adjusting or updating at least one of an operating channel, an operating bandwidth or power of the SFU according to the global interference information.
3. 3. The method according to claim 1 or 2, wherein said scheduling transmissions according to said global interference information comprises: And carrying out collaborative space division multiplexing Co-SR scheduling according to the global interference information.
4. 4. The method of claim 3, further comprising transmitting a Co-SR scheduling result to the at least one SFU, the Co-SR scheduling result being used for Co-SR transmission; And receiving a Co-SR transmission result from the at least one SFU.
5. 5. The method according to any one of claims 1-4, wherein the identity information corresponding to the interferer comprises at least one of an identity BSSID of a basic service set to which the interferer belongs, a medium access control MAC address of the interferer, or an identity of the interferer.
6. 6. The method of any of claims 1-5, wherein the frequency domain information of the interferer comprises at least one of an operating frequency band of the interferer, an operating channel of the interferer, or an operating bandwidth of the interferer.
7. 7. The method of any of claims 1-6, wherein the interference information of the interferer further comprises at least one of a receive-side signal-to-noise ratio, SNR, type of interferer, or mode of operation.
8. 8. The method of claim 7, wherein the receiving side SNR is the SFU measured SNR of the interferer, or The signal-to-noise ratio SNR of the transmitting side is the SNR measured by the interference source, or The type of the interference source is an access point or a station; The operating mode is the institute of electrical and electronics engineers IEEE standard for the use of the interferer.
9. 9. The method of any of claims 1-8, wherein the at least one SFU comprises a first SFU, the method further comprising: And sending interference measurement control information to the first SFU, wherein the interference measurement control information indicates the first SFU to perform interference measurement.
10. 10. The method of claim 9, wherein the interference measurement control information comprises at least one of identity information of an interferer or an interference measurement frequency band.
11. 11. The method according to claim 10, wherein the interference measurement control information further comprises a bandwidth of interference measurements and/or a time interval of interference measurements.
12. 12. The method of any of claims 1-11, wherein receiving interference information for an interference source of at least one SFU comprises receiving interference information for an interference source of a first SFU at a first period.
13. 13. The method of any of claims 1-12, wherein the at least one SFU comprises a first SFU, the method further comprising: The method comprises the steps of sending first configuration information to a first SFU, wherein the first configuration information is used for configuring a first strategy or a second strategy, the first strategy indicates the first SFU to report interference information according to control of the MFU, and the second strategy indicates the first SFU to periodically report the interference information.
14. 14. The method of claim 13, wherein the first configuration information comprises policy indication information indicating the first policy or the second policy.
15. 15. The method of claim 14, wherein the first configuration information further comprises a first period if the policy indication information indicates the second policy.
16. 16. The method of any of claims 1-15, wherein the at least one SFU comprises a first SFU, an interferer of the first SFU comprising a first station; In the case that the first station is associated with the first SFU, the interference information of the first station includes at least one of an association identification, a MAC address of the first station, a signal strength of the first station, or In the case that the first station is disassociated from the first SFU, the interference information of the first station includes at least one of a disassociation identification and a MAC address of the first station.
17. 17. A communication device comprising a processor for executing a computer program or instructions to cause the communication device to perform the method of any of claims 1-16.
18. 18. A computer readable storage medium storing computer instructions or a program which, when run on a computer, cause the method of any one of claims 1-16 to be performed.
19. 19. A computer program product comprising computer instructions which, when run on a computer, cause the method of any one of claims 1 to 16 to be performed.

Description

Communication method and device Technical Field The embodiment of the application relates to the field of communication, in particular to a communication method and device. Background In a wireless access scenario, a coverage area of a single Access Point (AP) is limited, and in a larger area or an area with a high requirement on network quality, a plurality of access points are typically deployed, where the plurality of access points provide a unified wireless network access service. For example, within a building, multiple sets of fiber-to-room (fiber to the room, FTTR) systems are deployed, with FTTR devices in the multiple sets FTTR providing uniform wireless network access services. In FTTR systems, a primary optical network unit (master fiber unit, MFU) may be connected to one or more sub optical network units (SFUs) via optical links (e.g., optical fibers), and the MFU may schedule, configure, etc. transmissions in the sub-network. Disclosure of Invention The application provides a communication method and a communication device, which can enable an MFU to carry out reasonable configuration, scheduling or decision-making, thereby improving communication performance. In a first aspect, a communication method is provided, which may be performed by an MFU, or by a component of the MFU, such as a processor, a chip, or a system-on-chip of the MFU, or by a logic module or software that is capable of implementing all or part of the MFU functionality. The method comprises the steps of receiving interference information of an interference source of at least one sub-optical network unit SFU, wherein the interference information of the interference source comprises at least one of identity information corresponding to the interference source, frequency domain information of the interference source or signal strength of the interference source, determining global interference information according to the interference information of the interference source of the at least one SFU, wherein the global interference information comprises the interference information of the interference source of the at least one SFU, and performing at least one of configuration, transmission scheduling or roaming decision according to the global interference information. Based on the scheme, the SFU can acquire and report the interference information of the interference source of the SFU, such as the identity information, the frequency domain information, the signal strength and the like of the interference source, so that the MFU can acquire the interference information of the interference source of each SFU, the interference information of the interference source of each SFU is integrated, global interference information is acquired, the interference situation among devices in the global is known, and reasonable and accurate configuration, scheduling, decision and the like can be performed based on the global interference situation, thereby improving the communication performance of the system. In one possible design, the configuration is based on global interference information, including adjusting or updating at least one of an operating channel, an operating bandwidth, or power of the SFU based on the global interference information. Based on the possible design, the MFU can adjust at least one of an operating channel, an operating bandwidth, or power of the SFU based on the global interference information, e.g., adjust the operating channel of the SFU to a channel with less interference, adjust the operating bandwidth to a bandwidth with less interference, or increase the power of the SFU, so that the SFU can operate in an environment with less interference, thereby improving communication performance of the SFU. In one possible design, the transmission scheduling is performed according to global interference information, including collaborative spatial multiplexing Co-SR scheduling according to global interference information. Based on the possible design, the MFU can perform Co-SR scheduling according to the global interference information, so that reasonable airspace cooperative transmission is realized, and the communication performance is improved. In one possible design, the method further includes transmitting Co-SR scheduling results to at least one SFU, the Co-SR scheduling results being used for Co-SR transmission, and receiving the Co-SR transmission results from the at least one SFU. In one possible design, the MFU may perform cooperative power saving of the SFU according to the global interference information, i.e., the global interference information may be applied to a cooperative power saving scenario of the SFU. In one possible design, the identity information corresponding to the interferer includes at least one of an identity BSSID of the basic service set to which the interferer belongs, a medium access control MAC address of the interferer, or an identity of the interferer. In one possible design, the frequ