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EP 4 381 741 A1

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(43) Date of publication: 12.06.2024 Bulletin 2024/24 (21) Application number: 22786985.6 (22) Date of filing: 12.09.2022

(51) International Patent Classification (IPC):  H04N 21/61(2011.01) H04N 21/426(2011.01) H04B 7/08(2006.01) H04N 5/44(2011.01) H04N 21/45(2011.01) H04H 20/57(2008.01) H04N 21/438(2011.01) H04N 21/414(2011.01) H03J 1/00(2006.01) H04N 21/422(2011.01) H04H 20/22(2008.01) (52) Cooperative Patent Classification (CPC): H04N 21/6112; H04N 21/4383; H04N 21/42615; H04N 21/4263; H04N 21/41422; H03J 1/0058; H03J 1/0066; H04N 21/42202; H04N 21/4524; H04H 2201/60; H04H 20/22; H04H 20/57; H04B 7/0802 (86) International application number: PCT/IB2022/058578 (87) International publication number: WO 2023/037335 (16.03.2023 Gazette 2023/11)

(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: 13.09.2021 US 202163261115 P 13.11.2021 US 202117525870 (71) Applicant: Sony Group Corporation Tokyo 108-0075 (JP)	(72) Inventors: FAY, Luke San Diego, California 92127 (US) CLIFT, Graham San Diego, California 92127 (US) (74) Representative: D Young & Co LLP  3 Noble Street London EC2V 7BQ London EC2V 7BQ (GB)