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(11)

EP 4 497 243 A1

(12)

(43) Date of publication: 29.01.2025 Bulletin 2025/05 (21) Application number: 23719946.8 (22) Date of filing: 23.03.2023

(51) International Patent Classification (IPC):  H04N 21/218(2011.01) H04N 21/4728(2011.01) H04N 21/81(2011.01) H04N 21/2343(2011.01) H04N 21/6587(2011.01) (52) Cooperative Patent Classification (CPC): H04N 21/816; H04N 21/21805; H04N 21/6587; H04N 21/4728; H04N 21/23439; H04N 21/234345 (86) International application number: PCT/US2023/016007 (87) International publication number: WO 2023/183450 (28.09.2023 Gazette 2023/39)

(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: 23.03.2022 US 202263322851 P 15.12.2022 US 202218081958 (71) Applicant: META PLATFORMS TECHNOLOGIES, LLC Menlo Park, CA 94025 (US)	(72) Inventors: KIM, Kyungho Menlo Park, California 94025 (US) JUNG, Kyunghun Menlo Park, California 94025 (US) (74) Representative: Murgitroyd & Company  Murgitroyd House 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)