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(11)

EP 4 449 636 A1

(12)

(43) Date of publication: 23.10.2024 Bulletin 2024/43 (21) Application number: 22822573.6 (22) Date of filing: 30.11.2022

(51) International Patent Classification (IPC):  H04B 7/155(2006.01) H04B 7/08(2006.01) H04B 7/06(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/15507; H04B 7/0617; H04B 7/086 (86) International application number: PCT/EP2022/083862 (87) International publication number: WO 2023/110403 (22.06.2023 Gazette 2023/25)

(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: 14.12.2021 SE 2151530 (71) Applicants: Sony Group Corporation Tokyo 108-0075 (JP) Sony Europe B.V. Weybridge, Surrey KT13 0XW (GB) AL	(72) Inventors: TUMULA, Chaitanya Basingstoke (GB) BENGTSSON, Erik Lennart Basingstoke Hampshire RG22 4SB (GB) FLORDELIS, José Basingstoke Hampshire RG22 4SB (GB) ZANDER, Olof Basingstoke Hampshire RG22 4SB (GB) ZHAO, Kun Basingstoke Hampshire RG22 4SB (GB) RUSEK, Fredrik Basingstoke Hampshire RG22 4SB (GB) (74) Representative: Neij & Lindberg AB  Pedellgatan 11 224 60 Lund 224 60 Lund (SE)