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EP 4 527 078 A1

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(43) Date of publication: 26.03.2025 Bulletin 2025/13 (21) Application number: 23733690.4 (22) Date of filing: 14.06.2023

(51) International Patent Classification (IPC):  H04N 21/234(2011.01) G06T 15/50(2011.01) H04M 1/72427(2021.01) H04N 21/4363(2011.01) H04N 21/81(2011.01) G06T 13/20(2011.01) G06T 19/20(2011.01) H04N 21/414(2011.01) H04N 21/44(2011.01) H05B 47/155(2020.01) (52) Cooperative Patent Classification (CPC): H04N 21/23412; H04N 21/44012; H04N 21/816; H04N 21/41407; H04N 21/8146; H04N 21/43637 (86) International application number: PCT/EP2023/065965 (87) International publication number: WO 2023/242269 (21.12.2023 Gazette 2023/51)

(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: 17.06.2022 EP 22305889 (71) Applicant: InterDigital CE Patent Holdings, SAS 75017 Paris (FR)	(72) Inventors: LELIEVRE, Sylvain 35510 CESSON-SEVIGNE (FR) HIRTZLIN, Patrice 35510 CESSON-SEVIGNE (FR) JOUET, Pierrick 35510 CESSON-SEVIGNE (FR) FAIVRE D'ARCIER, Etienne 35510 CESSON-SEVIGNE (FR) FONTAINE, Loic 35510 CESSON-SEVIGNE (FR) (74) Representative: Rittner, Karsten  Rittner & Partner Patentanwälte mbB Schiffgraben 17 30159 Hannover 30159 Hannover (DE)