(19)

(11)

EP 4 740 717 A2

(12)

(88) Date of publication A3: 15.01.2026 (43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24927585.0 (22) Date of filing: 15.08.2024

(51) International Patent Classification (IPC):  H10N 60/00(2023.01) H01P 1/203(2006.01) G06N 10/40(2022.01) (52) Cooperative Patent Classification (CPC): H01P 1/2039; G06N 10/40; H10N 60/20; H10N 60/85 (86) International application number: PCT/US2024/042534 (87) International publication number: WO 2025/207138 (02.10.2025 Gazette 2025/40)

(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: 16.08.2023 US 202363533094 P (71) Applicant: Google LLC Mountain View, CA 94043 (US)

(72) Inventors: STERLING, George Earl Grant Mountain View, California 94043 (US) HAMILTON, Michael C. Mountain View, California 94043 (US) IOFFE, Lev Mountain View, California 94043 (US) NEILL, Charles Mountain View, California 94043 (US) SACEPE, Benjamin Pierre Alexis Mountain View, California 94043 (US) (74) Representative: Thorniley, Peter et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)