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EP 4 817 293 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24801446.6 (22) Date of filing: 21.10.2024

(51) International Patent Classification (IPC):  H04N 23/51(2023.01) H01L 23/38(2006.01) H01L 23/36(2006.01) H01L 23/34(2006.01) H04N 23/52(2023.01) H04N 23/54(2023.01) (52) Cooperative Patent Classification (CPC): H04N 23/52; H04N 23/51; H04N 23/54; H10F 39/804; H10W 40/28 (86) International application number: PCT/US2024/052285 (87) International publication number: WO 2025/117086 (05.06.2025 Gazette 2025/23)

(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: 28.11.2023 US 202318521523 (71) Applicant: Microsoft Technology Licensing, LLC Redmond, Washington 98052-6399 (US)	(72) Inventors: JIN, Rui Redmond, Washington 98052-6399 (US) OH, Minseok Redmond, Washington 98052-6399 (US) HOLLOWAY, Frank C Redmond, Washington 98052-6399 (US) KIRLOSKAR, Mohan Arvind Redmond, Washington 98052-6399 (US) (74) Representative: CMS Cameron McKenna Nabarro Olswang LLP  Cannon Place 78 Cannon Street London EC4N 6AF London EC4N 6AF (GB)