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(11)

EP 4 771 855 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24777257.7 (22) Date of filing: 26.09.2024

(51) International Patent Classification (IPC):  H04N 19/13(2014.01) H04N 19/174(2014.01) H04N 19/91(2014.01) (52) Cooperative Patent Classification (CPC): H03M 7/4018; H04N 19/91; H04N 19/13; H04N 19/174 (86) International application number: PCT/EP2024/077103 (87) International publication number: WO 2025/073577 (10.04.2025 Gazette 2025/15)

(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: 02.10.2023 EP 23306667 (71) Applicant: InterDigital CE Patent Holdings, SAS 75017 Paris (FR)	(72) Inventors: GALPIN, Franck 35510 CESSON-SEVIGNE (FR) LO BIANCO, Federico 35510 CESSON-SEVIGNE (FR) SALMON-LEGAGNEUR, Charles 35510 CESSON-SEVIGNE (FR) LE GUYADEC, Pascal 35510 CESSON-SEVIGNE (FR) (74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB  Siebertstraße 3 81675 München 81675 München (DE)