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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.:

US 12581543 B1

PDFFull Text
Date of Patent:
Mar. 17, 2026

Filed:

Mar. 21, 2023

Method for performing sidelink communication in unlicensed band by ue in wireless communication system and apparatus therefor

Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Daesung Hwang, Seoul, KR;

Youngdae Lee, Seoul, KR;

Suckchel Yang, Seoul, KR;

Seungmin Lee, Seoul, KR;

Seonwook Kim, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:

LEE, HONG, DEGERMAN, KANG & WAIMEY

Primary Examiner:

Yaotang Wang

Int. Cl.
CPC ...
H04W 74/0833 (2024.01); H04L 1/1812 (2023.01); H04W 72/25 (2023.01);
U.S. Cl.
CPC ...
H04W 74/085 (2013.01); H04L 1/1812 (2013.01); H04W 72/25 (2023.01);
Abstract

Disclosed are a method of transmitting a signal in an unlicensed band in a wireless communication system for supporting sidelink communication and an apparatus therefor. The method includes randomly selecting a value of a back-off counter within a contention window related to an unlicensed band, and transmitting a first signal in the unlicensed band based on the back-off counter, wherein, based on that the first signal is a sidelink signal in which a Hybrid Automatic Repeat and request (HARQ) feedback is activated, a size of the contention window is updated based on a feedback signal including Acknowledgement (ACK) among feedback signals for the first signal received from a plurality of UEs.

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Hwang, Daesung. (2026). Method for performing sidelink communication in unlicensed band by ue in wireless communication system and apparatus therefor (U.S. Patent No. 12581543). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12581543

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