(19)

(11)

EP 4 278 663 A1

(12)

(43) Date of publication: 22.11.2023 Bulletin 2023/47 (21) Application number: 22739720.5 (22) Date of filing: 13.01.2022

(51) International Patent Classification (IPC):  H04W 24/10(2009.01) H04B 17/309(2015.01) (52) Cooperative Patent Classification (CPC): H04W 24/10; H04W 24/08; Y02D 30/70 (86) International application number: PCT/KR2022/000656 (87) International publication number: WO 2022/154525 (21.07.2022 Gazette 2022/29)

(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: 14.01.2021 KR 20210005311 (71) Applicant: LG Electronics Inc. Yeongdeungpo-guSeoul 07336 (KR)	(72) Inventors: LEE, Oanyong Seoul 06772 (KR) JUNG, Sunghoon Seoul 06772 (KR) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)