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.
Patent No.:
Date of Patent:
Aug. 24, 2021
Filed:
Sep. 28, 2018
Applicant:
Huawei Technologies Co., Ltd., Guangdong, CN;
Assignee:
Huawei Technologies Co., Ltd., Guangdong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/807 (2013.01); H04W 74/08 (2009.01); H04W 72/04 (2009.01);
U.S. Cl.
CPC ...
H04L 47/27 (2013.01); H04W 72/042 (2013.01); H04W 74/08 (2013.01); H04W 74/0816 (2013.01);
Abstract
A method for determining a contention window size in clear channel assessment, including: determining, at least one user equipment first UE that occupies an uplink subframe on an unlicensed carrier and that is in at least one UE scheduled in a reference subframe, where the uplink subframe is an uplink subframe in which at least one UE scheduled by the base station in the reference subframe feeds back a hybrid automatic repeat request HARQ status for the reference subframe; and determining, a CWS in CCA for downlink transmission based on a HARQ status of the at least one first UE that occupies the uplink subframe.