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EP 4 740 669 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24836428.3 (22) Date of filing: 30.04.2024

(51) International Patent Classification (IPC):  H04W 74/08(2024.01) H04B 7/08(2006.01) H04L 5/00(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/0617; H04L 5/0053; H04W 74/0833 (86) International application number: PCT/SG2024/050283 (87) International publication number: WO 2025/010021 (09.01.2025 Gazette 2025/02)

(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: GE KH MA MD TN (30) Priority: 05.07.2023 SG 10202301931T (71) Applicant: Panasonic Intellectual Property Corporation of America Torrance, CA 90504 (US)	(72) Inventors: TRAN, Xuan Tuong Singapore 469332 (SG) SUZUKI, Hidetoshi Kadoma-shi, Osaka 571- 0057 (JP) OGAWA, Yoshihiko Kadoma-shi, Osaka 571- 0057 (JP) SIM, Hong Cheng Michael Singapore 469332 (SG) KANG, Yang Singapore 469332 (SG) (74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB  Leopoldstraße 4 80802 München 80802 München (DE)