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(11)

EP 4 817 159 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24898584.8 (22) Date of filing: 25.11.2024

(51) International Patent Classification (IPC):  H02J 50/80(2016.01) H02J 50/10(2016.01) (52) Cooperative Patent Classification (CPC): H02J 50/80; H02J 50/12; H02J 50/10; H02J 50/60; H02J 7/42 (86) International application number: PCT/US2024/057293 (87) International publication number: WO 2025/117450 (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: 01.12.2023 US 202363605396 P 15.02.2024 US 202463554073 P 18.11.2024 US 202418951085 (71) Applicant: Apple Inc. Cupertino, CA 95014 (US)	(72) Inventors: ABUKHALAF, Zaid, A Cupertino, CA 95014 (US) GHERGHESCU, Alin, I Cupertino, CA 95014 (US) YE, Daniel Cupertino, CA 95014 (US) THIRUMALAI ANANTHAN PILLAI, Srinivasa, V Cupertino, CA 95014 (US) (74) Representative: Zacco Denmark A/S  Arne Jacobsens Allé 15 2300 Copenhagen S 2300 Copenhagen S (DK)