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:
Jul. 21, 2026

Filed:

Dec. 21, 2022
Applicant:

Guangdong Oppo Mobile Telecommunications Corp., Ltd., Dongguan, CN;

Inventors:

Huei-Ming Lin, South Yarra, AU;

Yi Ding, Dongguan, CN;

Zhenshan Zhao, Dongguan, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 72/40 (2023.01); H04L 1/1607 (2023.01); H04L 1/1812 (2023.01); H04L 5/00 (2006.01); H04W 16/14 (2009.01); H04W 74/0808 (2024.01);
U.S. Cl.
CPC ...
H04W 72/40 (2023.01); H04L 1/1607 (2013.01); H04L 1/1812 (2013.01); H04L 5/0055 (2013.01); H04W 16/14 (2013.01); H04W 74/0808 (2013.01);
Abstract

A method for sidelink (SL) communication in an unlicensed frequency spectrum includes receiving a configuration for a SL transmission, monitoring a hybrid automatic repeat request-acknowledgement (HARQ-ACK) response in a physical sidelink feedback channel (PSFCH) according to the configuration for the SL transmission, performing a listen-before-talk (LBT) operation to gain access to a channel according to the HARQ-ACK response, and performing the SL transmission after the LBT operation.


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