(19)

(11)

EP 4 552 307 A1

(12)

(43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 23768392.5 (22) Date of filing: 04.08.2023

(51) International Patent Classification (IPC):  H04L 67/131(2022.01) G06T 19/00(2011.01) H04L 41/5003(2022.01) H04W 4/18(2009.01) H04L 67/141(2022.01) G06F 3/01(2006.01) H04L 41/0803(2022.01) H04N 21/4223(2011.01) H04W 28/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 28/0268; H04W 4/18; H04L 67/131; H04L 67/141; H04L 41/082; H04L 43/087; H04L 41/142; H04L 41/0895; H04L 43/20; H04N 21/6131 (86) International application number: PCT/US2023/029570 (87) International publication number: WO 2024/035616 (15.02.2024 Gazette 2024/07)

(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: 09.08.2022 US 202263370832 P 29.09.2022 US 202263411611 P (71) Applicant: Google LLC Mountain View, CA 94043 (US)	(72) Inventors: SALAH, Abdellatif London Greater London SW1W 9TQ (GB) WU, Chih-Hsiang Taipei City, 10548 (TW) (74) Representative: Marks & Clerk GST  1 New York Street Manchester M1 4HD Manchester M1 4HD (GB)