The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 02, 2026

Filed:

Apr. 18, 2023
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Yunbo Li, Shenzhen, CN;

Wei Ruan, Shanghai, CN;

Ming Gan, Shenzhen, CN;

Jian Yu, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 74/0833 (2024.01); H04W 74/08 (2009.01);
U.S. Cl.
CPC ...
H04W 74/085 (2013.01); H04W 74/0866 (2013.01);
Abstract

The technology of this application relates to a first device configured to perform backoff on a primary 20 MHz channel, to perform data transmission with a second device. When a first preset condition is met, the first device switches from the primary 20 MHz channel to a first channel, where the first channel is a channel preconfigured for communication between the first device and the second device, the first channel does not include the primary 20 MHz channel, and the first preset condition at least includes that the primary 20 MHz channel is in a busy state.


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