(19)

(11)

EP 4 275 320 A1

(12)

(43) Date of publication: 15.11.2023 Bulletin 2023/46 (21) Application number: 22736919.6 (22) Date of filing: 11.01.2022

(51) International Patent Classification (IPC):  H04L 5/00(2006.01) H04W 8/22(2009.01) H04W 72/04(2023.01) (52) Cooperative Patent Classification (CPC): H04W 8/22; H04B 7/0628; H04L 5/0023; H04L 5/001; H04L 5/0091; H04L 5/14 (86) International application number: PCT/KR2022/000418 (87) International publication number: WO 2022/149942 (14.07.2022 Gazette 2022/28)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 11.01.2021 KR 20210003269 19.08.2021 KR 20210109335 (71) Applicant: LG Electronics Inc. Yeongdeungpo-guSeoul 07336 (KR)	(72) Inventors: YANG, Yoonoh Seoul 06772 (KR) LEE, Sangwook Seoul 06772 (KR) LIM, Suhwan Seoul 06772 (KR) HWANG, Jinyup Seoul 06772 (KR) PARK, Jinwoong Seoul 06772 (KR) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)