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EP 4 740 566 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24761407.6 (22) Date of filing: 02.08.2024

(51) International Patent Classification (IPC):  H04W 24/08(2009.01) G06N 20/00(2019.01) H04B 17/373(2015.01) H04L 41/16(2022.01) H04W 24/10(2009.01) H04B 7/06(2006.01) H04L 1/00(2006.01) H04W 24/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 24/10; H04W 24/08; H04L 1/0026; H04B 7/0626; H04B 17/373; G06N 20/00; H04W 24/02; H04L 43/06; G06N 3/08; G06N 3/045; G06N 3/044 (86) International application number: PCT/US2024/040869 (87) International publication number: WO 2025/034615 (13.02.2025 Gazette 2025/07)

(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: GE KH MA MD TN (30) Priority: 09.08.2023 US 202363531675 P (71) Applicant: Apple Inc. Cupertino, CA 95014 (US)	(72) Inventors: NIU, Huaning Cupertino, CA 95014 (US) YANG, Weidong Cupertino, CA 95014 (US) HE, Hong Cupertino, CA 95014 (US) ZENG, Wei Cupertino, CA 95014 (US) ZHANG, Dawei Cupertino, CA 95014 (US) OTERI, Oghenekome Cupertino, CA 95014 (US) SUN, Haitong Cupertino, CA 95014 (US) (74) Representative: Simmons & Simmons  City Point One Ropemaker Street London EC2Y 9SS London EC2Y 9SS (GB)