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CN-122002157-A - Communication method and communication device

CN122002157ACN 122002157 ACN122002157 ACN 122002157ACN-122002157-A

Abstract

The application provides a communication method and a communication device, the method comprises the steps of receiving channel scanning information from second equipment, wherein the channel scanning information comprises channel information corresponding to each first channel in at least one first channel obtained by the second equipment through channel scanning of the at least one first channel, sending channel indication information to the second equipment, wherein the channel indication information indicates at least one second channel, the at least one second channel comprises recommended channels to be accessed by the second equipment, and the second channels are determined based on the channel scanning information. By receiving the channel scanning information of the second device, the first device can indicate at least one recommended channel to the second device, so that the second device can reasonably utilize spectrum resources, and the spectrum resource utilization rate is improved.

Inventors

  • Xiao Houfei
  • ZHANG XIAOLONG
  • WANG XIANG

Assignees

  • 华为技术有限公司

Dates

Publication Date
20260508
Application Date
20241129
Priority Date
20241104

Claims (20)

  1. 1. A method of communication, applied to a first device, the method comprising: Receiving channel scanning information from second equipment, wherein the channel scanning information comprises channel information corresponding to each first channel in at least one first channel obtained by the second equipment for carrying out channel scanning on the at least one first channel; and sending channel indication information to the second device, wherein the channel indication information indicates at least one second channel, the at least one second channel comprises recommended channels to be accessed by the second device, and the second channel is determined based on the channel scanning information.
  2. 2. The method of claim 1, wherein the channel information comprises at least one of: channel utilization, channel noise, and information of neighboring basic service sets BSSs found on each of the first channels; The information of the neighboring BSSs includes at least one of the following information: the number of the adjacent BSSs, the identity of each BSS in the adjacent BSSs, the number of stations included in each BSS in the adjacent BSSs, and the channel information of each BSS in the adjacent BSSs; The channel information of each BSS includes at least one of: the signal quality of each BSS, the channel bandwidth of each BSS, and the channel utilization of each BSS.
  3. 3. The method according to claim 1 or 2, wherein the channel scan information further comprises at least one of the following information: The number of the first radio frequencies, the identification of each first radio frequency and the information of the first operation set corresponding to each first radio frequency; The first radio frequency is used for conducting the channel scanning, the information of the first operation set comprises at least one of the number of the first operation set and the information of the channels included in the first operation set, the information of the channels included in the first operation set comprises at least one of the number of the channels included in the first operation set and the channel identification, and the channels included in the first operation set comprise the at least one first channel.
  4. 4. A method according to any one of claims 1 to 3, wherein the channel scan information further comprises at least one of the following information: Time information of the channel scanning is carried out, and a scanning type of the channel scanning is carried out; Wherein the time information includes at least one of a start time, an end time, and a scan duration, and the scan type includes active scan or passive scan.
  5. 5. The method according to any one of claims 1 to 4, further comprising: scanning capability information from the second device is received, the scanning capability information indicating the capability of the second device to perform channel scanning.
  6. 6. The method of claim 5, wherein the scan capability information comprises at least one of: the number of the second radio frequencies, the identification of each second radio frequency, the information of the second operation set corresponding to each second radio frequency and the minimum scanning interval; The second radio frequency is a radio frequency supported by the second device and used for carrying out channel scanning, the information of the second operation set comprises at least one of the number of second operation sets and the information of channels included in the second operation set, the information of channels included in the second operation set comprises at least one of the number of channels included in the second operation set and channel identifiers, and the minimum scanning interval indicates a minimum time interval for carrying out two continuous channel scanning.
  7. 7. The method according to any one of claims 1 to 6, further comprising: channel preference information is received from the second device, the channel preference information indicating at least one third channel, the third channel being a desired channel for channel scanning.
  8. 8. The method of claim 7, wherein the channel priority information comprises at least one of: the number of the third radio frequencies, the identification of each third radio frequency and the information of a third operation set corresponding to each third radio frequency; The third radio frequency is used for carrying out channel scanning on the third channels, the information of the third operation set comprises at least one of the number of the third operation sets and the information of the channels included in the third operation set, the information of the channels included in the third operation set comprises at least one of the number, the identification and the operation priority of the channels included in the third operation set, and the channels included in the third operation set comprise the at least one third channel.
  9. 9. The method according to any one of claims 1 to 8, wherein prior to receiving channel scan information from the second device, the method further comprises: and sending a first channel scanning request to the second device, wherein the first channel scanning request is used for requesting channel scanning of the at least one first channel.
  10. 10. The method of claim 9, wherein the first channel scan request includes at least one of the following information: The device comprises first indication information, second indication information, a scanning period and information of a third radio frequency; The first indication information indicates a task of starting channel scanning on the at least one first channel, the second indication information indicates whether periodic channel scanning is performed, the scanning period indicates a period of performing the periodic channel scanning, the information of the third radio frequencies includes at least one of the number of the third radio frequencies, the identifier of each third radio frequency and the information of a fourth operation set corresponding to each third radio frequency, the third radio frequency is a requested radio frequency used for performing channel scanning, the information of the fourth operation set includes at least one of the number of the fourth operation set and the information of the channels included in the fourth operation set, and the information of the channels included in the fourth operation set includes at least one of the number and the identifier of the channels included in the fourth operation set.
  11. 11. The method according to claim 10, wherein the method further comprises: receiving a first channel scan response from the second device, the first channel scan request including at least one of: third indication information and fourth indication information; Wherein the third indication information indicates whether the first channel scanning request is granted, and the fourth indication information indicates whether the periodic channel scanning is granted.
  12. 12. The method according to any one of claims 1 to 8, wherein prior to receiving channel scan information from the second device, the method further comprises: a second channel scan request is received from the second device, the second channel scan request requesting channel scanning of the at least one first information.
  13. 13. The method of claim 12, wherein the first channel scan request includes at least one of the following information: First indication information and fifth indication information; The first indication information indicates to start a task of channel scanning on the at least one first channel, and the fifth indication information indicates to allocate an identification of a scanning task for the channel scanning.
  14. 14. The method of claim 13, wherein the method further comprises: Transmitting a second channel scan response to the second device, the second channel scan response including at least one of: sixth indication information, the identification of the scanning task; wherein the sixth indication information indicates agreement to the second channel scan request.
  15. 15. The method according to any of claims 1 to 14, wherein the channel indication information comprises information of a fourth radio frequency, the information of the fourth radio frequency comprising at least one of the following information: the number of the fourth radio frequencies, the identification of each fourth radio frequency and the information of a fifth operation set corresponding to each fourth radio frequency; Wherein the fourth radio frequency is a radio frequency that operates on the second channel, the information of the fifth operation set includes at least one of a number of the fifth operation set and information of channels included in the fifth operation set, the information of channels included in the fifth operation set includes at least one of a number of channels included in the fifth operation set, an identifier, and an operational priority, and the channels included in the fifth operation set include the at least one second channel.
  16. 16. The method of claim 15, wherein the method further comprises: receiving a second channel selection response from the second device, wherein the second channel selection response comprises the identification of each fourth radio frequency and a response result corresponding to each fourth radio frequency; wherein the response result indicates whether to accept the channel corresponding to each radio frequency.
  17. 17. The method according to any one of claims 1 to 16, further comprising: Receiving operation channel information from the second device, wherein the operation channel information indicates information of an operation channel of the second device, the operation channel is used for signal transmission, the information of the operation channel comprises information of a fifth radio frequency, and the information of the fifth radio frequency comprises at least one of the following information: The number of the fifth radio frequencies, the identifier of each fifth radio frequency, and the information of the operation set corresponding to each fifth radio frequency; The fifth radio frequency is a radio frequency used for operating the operation channels, the information of the sixth operation set includes at least one of the number of the sixth operation set and the information of the channels included in the sixth operation set, the information of the channels included in the sixth operation set includes at least one of the number and the identification of the channels included in the sixth operation set, and the channels included in the sixth operation set include the operation channels.
  18. 18. The method of any of claims 1 to 17, wherein the receiving channel scan information from the second device comprises: And receiving the channel scanning information from the second device under the condition that a first condition is met, wherein the first condition comprises that the first device and at least one device are in an off-channel networking, and the at least one device comprises the second device.
  19. 19. A method of communication, for application to a second device, the method comprising: Transmitting channel scanning information to a first device, wherein the channel scanning information comprises channel information corresponding to each first channel in at least one first channel obtained by channel scanning of the at least one first channel by a second device; And receiving channel indication information from the first device, wherein the channel indication information indicates at least one second channel, the at least one second channel comprises a recommended channel to be accessed by the second device, and the second channel is determined based on the channel scanning information.
  20. 20. The method of claim 19, wherein the channel information comprises at least one of: channel utilization, channel noise, and information of neighboring basic service sets BSSs found on each of the first channels; The information of the neighboring BSSs includes at least one of the following information: the number of the adjacent BSSs, the identity of each BSS in the adjacent BSSs, the number of stations included in each BSS in the adjacent BSSs, and the channel information of each BSS in the adjacent BSSs; The channel information of each BSS includes at least one of: the signal quality of each BSS, the channel bandwidth of each BSS, and the channel utilization of each BSS.

Description

Communication method and communication device The present application claims priority from the chinese patent application filed by the chinese national intellectual property agency, application number 202411569957.8, 11.04 in 2024, and the chinese patent application entitled "communication method and communication device", the entire contents of which are incorporated herein by reference. Technical Field The present application relates to the field of communications, and more particularly, to a communication method and a communication apparatus. Background With the development of communication technology, optical fiber transmission is increasingly being used in communication systems, where optical fiber to the room (fibre to the room, FTTR) is an important ring in optical networks. The FTTR system comprises a master device (MAIN DEVICE) and a slave device (sub device), wherein the master device and the slave device are connected through optical fibers. The master device is an optical network terminal (optical network terminal, ONT), also called an optical network unit (optical network unit, ONU), in a passive optical network (passive optical network, PON) and is connected to an optical line terminal (optical LINE TERMINAL, OLT) at the operator's office by an optical fiber. In FTTR systems, FTTR devices may use radio waves to signal at a particular frequency band (e.g., 2.4GHz, 5.8G, or 6 GHz) using a particular bandwidth size. Because of the limited spectrum resources available for communication, how to reasonably allocate spectrum resources for signal transmission to each FTTR device is a matter of concern. Disclosure of Invention The application provides a communication method and a communication device, which can improve the frequency spectrum utilization rate. In a first aspect, a communication method is provided, which may be performed by a first device, or by a component of the first device (e.g. a chip or a circuit or a chip system). The following describes an example of execution by the first device. The method includes the steps of receiving channel scanning information from a second device, wherein the channel scanning information comprises channel information corresponding to each first channel in at least one first channel obtained by the second device through channel scanning of the at least one first channel, and sending channel indication information to the second device, wherein the channel indication information indicates at least one second channel, the at least one second channel comprises recommended channels to be accessed by the second device, and the second channels are determined based on the channel scanning information. Based on the scheme, the first device can indicate at least one recommended channel to the second device based on the channel scanning information of the second device, so that the second device can reasonably utilize the spectrum resources, and the spectrum resource utilization rate is improved. In certain implementations of the first aspect, the channel information includes at least one of channel utilization, channel noise, and information of neighboring Basic Service Sets (BSSs) found on the each first channel, the information of the neighboring BSSs includes at least one of a number of the neighboring BSSs, an identification of each BSS in the neighboring BSSs, a number of stations included in each BSS in the neighboring BSSs, and channel information of each BSS in the neighboring BSSs, the channel information of each BSS including at least one of a signal quality of each BSS, a channel bandwidth of each BSS, and a channel utilization of each BSS. In certain implementations of the first aspect, the channel scan information further includes at least one of a number of first radio frequencies, an identification of each first radio frequency, and information of a first operation set corresponding to each first radio frequency, wherein the first radio frequency is used to perform the channel scan, the information of the first operation set includes at least one of the number of first operation sets and information of channels included in the first operation set, the information of channels included in the first operation set includes at least one of the number of channels included in the first operation set and a channel identification, and the channels included in the first operation set includes the at least one first channel. In certain implementations of the first aspect, the channel scan information further includes at least one of time information for performing the channel scan, and a scan type for performing the channel scan, wherein the time information includes at least one of a start time, an end time, and a scan duration, and the scan type includes active scan or passive scan. In certain implementations of the first aspect, scan capability information is received from the second device, the scan capability information indicating a capability of the seco