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:
Nov. 15, 2022

Filed:

Mar. 20, 2020
Applicant:

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

Inventors:

Jiayin Zhang, Shanghai, CN;

Chixiang Ma, Shanghai, CN;

Jun Luo, Kista, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 74/00 (2009.01); H04W 84/12 (2009.01); H04W 74/08 (2009.01); H04W 74/04 (2009.01);
U.S. Cl.
CPC ...
H04W 74/006 (2013.01); H04W 74/04 (2013.01); H04W 74/0816 (2013.01); H04W 84/12 (2013.01);
Abstract

A method for indicating TXOP duration in a wireless communication system, comprising: generating, by a TXOP holder, a physical layer protocol data unit (PPDU), the High Efficiency Signal field A (HE-SIGA) in the PPDU carries a TXOP duration field, wherein the TXOP duration field is used to indicate the remaining time for using the channel by the station to other stations; wherein the TXOP duration field includes a first part which is used to indicate the granularity used, and a second part which is used to indicate the TXOP duration using the granularity indicated by the first part; so as that different granularities are able to be used to indicate different TXOP duration in the system; sending, the generated PPDU.


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