IP Library › Granted Patent US 12,245,068
Granted Patent B2
US 12,245,068 · App. 17/849,122 · Granted Mar 4, 2025

Communication method and apparatus for sending control plane messages in a target channel

Inventors: Haoren Zhu (Shanghai, CN); Huan Li (Shenzhen, CN); Weisheng Jin (Shanghai, CN)
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
H04W28/0252H04W28/06H04W72/20H04W80/04
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Quick Facts
Patent No.
US 12,245,068
App. No.
17/849,122
Granted
Mar 4, 2025
Kind
B2
Abstract

This application discloses a communication method and apparatus, to improve transmission efficiency of a control plane message of a terminal according to a control and provisioning of wireless access points protocol. In this application, a control request message of a terminal may be transmitted between a first communication apparatus and a second communication apparatus through a target channel. Because the target channel supports concurrency of a plurality of messages, transmission efficiency of the control request message of the terminal can be improved.

Claims (86)

1. A communication method, comprising:

obtaining, by a first communication apparatus, a first message and a second message, wherein both the first message and the second message are control plane messages of terminals; and

sending, by the first communication apparatus, the first message and the second message to a second communication apparatus through a target channel, wherein the target channel is used to transmit a control plane message of a terminal, wherein

the target channel comprises a channel whose sliding window has a length of N, wherein N is greater than or equal to 2,

the first message and the second message are transmitted in a same sliding window of the target channel, and

one of the first communication apparatus and the second communication apparatus is a wireless access point accessed by the terminals.

2. The method according to claim 1 , wherein the method further comprises:

sending, by the first communication apparatus, a first indication and a second indication to the second communication apparatus, wherein

the first indication is used to determine that the first message is a control plane message of a terminal among the terminals, and

the second indication is used to determine that the second message is a control plane message of a terminal among the terminals.

3. The method according to claim 1 , wherein the first communication apparatus is an access point, and the method further comprises:

receiving, by the first communication apparatus, a third message and a fourth message from the terminals; and

determining, by the first communication apparatus, that both the third message and the fourth message are control plane messages of the terminals, wherein the first message is determined based on the third message, and the second message is determined based on the fourth message.

4. The method according to claim 3 , wherein the determining, by the first communication apparatus, that both the third message and the fourth message are control plane messages of the terminals comprises:

determining, by the first communication apparatus, that both the third message and the fourth message are radio resource control (RRC) messages.

5. The method according to claim 3 , wherein

in response to a message termination of the third message being the first communication apparatus, the obtaining the first message comprises:

parsing, by the first communication apparatus, the third message to determine message content of the third message; and

determining, by the first communication apparatus, the first message based on the message content of the third message; and

in response to a message termination of the third message being the second communication apparatus, the obtaining the first message comprises:

encapsulating, by the first communication apparatus, the third message to obtain the first message.

6. The method according to claim 3 , wherein

in response to a message termination of the fourth message being the first communication apparatus, the obtaining the second message comprises:

parsing, by the first communication apparatus, the fourth message to determine message content of the fourth message; and

determining, by the first communication apparatus, the second message based on the message content of the fourth message; and

in response to a message termination of the fourth message being the second communication apparatus, the obtaining the second message comprises:

encapsulating, by the first communication apparatus, the fourth message to obtain the second message.

7. The method according to claim 1 , wherein the first communication apparatus is an access controller, and the method further comprises:

receiving, by the first communication apparatus, a fifth message and a sixth message from the second communication apparatus through a channel whose sliding window has a length of M, wherein M is greater than or equal to 2, and the fifth message and the sixth message are control plane messages of the terminals.

8. The method according to claim 7 , wherein the method further comprises:

receiving, by the first communication apparatus, a third indication and a fourth indication from the second communication apparatus, wherein

the third indication is used to determine that the fifth message is a control plane message of a terminal among the terminals, and

the fourth indication is used to determine that the sixth message is a control plane message of a terminal among the terminals.

9. The method according to claim 1 , wherein the method further comprises:

sending, by the first communication apparatus, a seventh message to the second communication apparatus through the target channel or a control channel, wherein the seventh message is used to configure a value of N.

10. The method according to claim 1 , wherein the method further comprises:

receiving, by the first communication apparatus, an eighth message from the second communication apparatus through the target channel or a control channel, wherein the eighth message is used to configure a value of N.

11. The method according to claim 1 , wherein

the first communication apparatus is the wireless access point accessed by the terminals, and

the second communication apparatus is an access controller communicated with the first communication apparatus in accordance with a control and provisioning of wireless access points (CAPWAP) protocol.

12. The method according to claim 1 , wherein

the second communication apparatus is the wireless access point accessed by the terminals, and

the first communication apparatus is an access controller communicated with the second communication apparatus in accordance with a control and provisioning of wireless access points (CAPWAP) protocol.

13. The method according to claim 1 , wherein

the first message and the second message sent through the target channel are encapsulated in control and provisioning of wireless access points (CAPWAP) packets.

14. A communication method, comprising:

obtaining, by a first communication apparatus, a first message and a second message, wherein both the first message and the second message are control plane messages of terminals; and

sending, by the first communication apparatus, the first message and the second message to a second communication apparatus through a target channel, wherein the target channel is used to transmit a control plane message of a terminal, wherein

the target channel comprises a first channel and a second channel, the first channel is used to carry the first message, the second channel is used to carry the second message, and a thread of the first channel is asynchronous with a thread of the second channel,

the first channel and the second channel each correspond to a resource in a first resource pool, and

the method further comprises:

sending, by the first communication apparatus, a ninth message to the second communication apparatus through the target channel or a control channel between the first communication apparatus and the second communication apparatus, wherein the ninth message is used to configure a quantity of resources in the first resource pool; or

receiving, by the first communication apparatus, a tenth message from the second communication apparatus through the target channel or a control channel between the first communication apparatus and the second communication apparatus, wherein the tenth message is used to configure a quantity of resources in the first resource pool.

15. The method according to claim 14 , wherein

the first communication apparatus is an access controller,

the method further comprises:

receiving, by the first communication apparatus, a fifth message from the second communication apparatus through a third channel, and receiving a sixth message from the second communication apparatus through a fourth channel, wherein a thread of the third channel is asynchronous with a thread of the fourth channel, and the fifth message and the sixth message are control plane messages of the terminals, and

the obtaining, by the first communication apparatus, the first message and the second message comprises:

determining, by the first communication apparatus, the first message in response to the fifth message; and

determining, by the first communication apparatus, the second message in response to the sixth message.

16. A communication apparatus, comprising a processor and a communication interface, wherein

the processor is connected to the communication interface,

the processor is configured to obtain a first message and a second message, wherein both the first message and the second message are control plane messages of terminals,

the communication interface is configured to send the first message and the second message to a second communication apparatus through a target channel, wherein the target channel is used to transmit a control plane message of a terminal,

the target channel comprises a channel whose sliding window has a length of N, wherein N is greater than or equal to 2,

the communication interface is configured to transmit the first message and the second message in a same sliding window of the target channel,

the communication apparatus is an access point,

the communication interface is further configured to receive a third message and a fourth message from the terminals, and

the processor is further configured to

determine that both the third message and the fourth message are control plane messages of the terminals,

determine the first message based on the third message, and

determine the second message based on the fourth message.

17. The communication apparatus according to claim 16 , wherein the communication interface is further configured to:

send a first indication and a second indication to the second communication apparatus, wherein

the first indication is used to determine that the first message is a control plane message of a terminal among the terminals, and

the second indication is used to determine that the second message is a control plane message of a terminal among the terminals.

18. The communication apparatus according to claim 16 , wherein the processor is configured to:

determine that both the third message and the fourth message are radio resource control (RRC) messages.

19. The communication apparatus according to claim 16 , wherein

in response to a message termination of the third message being the communication apparatus, the processor is configured to:

parse the third message to determine message content of the third message, and

determine the first message based on the message content of the third message.

20. The communication apparatus according to claim 16 , wherein

in response to a message termination of the fourth message being the communication apparatus, the processor is configured to:

parse the fourth message to determine message content of the fourth message, and

determine the second message based on the message content of the fourth message.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 21, 2025
From: ZHU, HAOREN; JIN, WEISHENG; LI, HUAN
To: HUAWEI TECHNOLOGIES CO., LTD.
Reel/Frame 069945/0669 →
Continuity (2)
Continuation PCTCN2019128469 · Dec 25, 2019
Related Publication 20220330079A1 · Oct 13, 2022
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