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(11)

EP 4 392 854 A1

(12)

(43) Date of publication: 03.07.2024 Bulletin 2024/27 (21) Application number: 22777769.5 (22) Date of filing: 26.08.2022

(51) International Patent Classification (IPC):  G06F 3/01(2006.01) G02C 7/10(2006.01) G02B 27/01(2006.01) (52) Cooperative Patent Classification (CPC): G06F 3/011; G02B 2027/0178; G02B 27/0172; G02C 7/101 (86) International application number: PCT/US2022/041678 (87) International publication number: WO 2023/028310 (02.03.2023 Gazette 2023/09)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 27.08.2021 US 202163237921 P 12.11.2021 US 202163278876 P 19.08.2022 US 202217891875 (71) Applicant: META PLATFORMS TECHNOLOGIES, LLC Menlo Park, CA 94025 (US)

(72) Inventors: FESSARD, Julian Joseph Maurice Menlo Park, CA 94025 (US) WANG, Nan Menlo Park, CA 94025 (US) ESCUDERO, Johana Gabriela Coyoc Menlo Park, CA 94025 (US) HARRIS, Cory Angelo Menlo Park, CA 94025 (US) SZABO, Melinda Dora Menlo Park, CA 94025 (US) (74) Representative: Murgitroyd & Company  165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)