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(11)

EP 4 825 031 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24821938.8 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  H04L 65/612(2022.01) H04L 67/61(2022.01) H04L 65/80(2022.01) H04N 21/81(2011.01) (52) Cooperative Patent Classification (CPC): H04N 21/816; H04L 67/61; H04L 65/80; H04L 65/612 (86) International application number: PCT/EP2024/085880 (87) International publication number: WO 2025/125407 (19.06.2025 Gazette 2025/25)

(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: GE KH MA MD TN (30) Priority: 15.12.2023 EP 23307219 (71) Applicant: InterDigital CE Patent Holdings, SAS 75017 Paris (FR)	(72) Inventors: DEFRANCE, Serge 35510 CESSON-SEVIGNE (FR) QUINQUIS, Cyril 35510 CESSON-SEVIGNE (FR) GUEDE, Celine 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)