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EP 4 540 954 A1

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(43) Date of publication: 23.04.2025 Bulletin 2025/17 (21) Application number: 23873002.2 (22) Date of filing: 25.09.2023

(51) International Patent Classification (IPC):  H04L 5/00(2006.01) H04W 48/20(2009.01) H04W 64/00(2009.01) H04W 72/04(2023.01) H04B 17/309(2015.01) (52) Cooperative Patent Classification (CPC): H04W 64/00; H04W 76/27; H04L 5/0051; H04L 5/0091; H04W 52/146; H04W 52/247; H04W 52/242; H04W 52/325; H04W 52/42; H04W 52/287; H04W 56/0045 (86) International application number: PCT/KR2023/014608 (87) International publication number: WO 2024/071885 (04.04.2024 Gazette 2024/14)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 28.09.2022 CN 202211194383 03.11.2022 CN 202211370320 22.03.2023 CN 202310288173 12.05.2023 CN 202310540086 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)

(72) Inventors: LI, Pengru Suwon Si, Gyeonggi-do 16677 (KR) XIONG, Qi Suwon Si, Gyeonggi-do 16677 (KR) SUN, Feifei Suwon Si, Gyeonggi-do 16677 (KR) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)