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EP 4 824 756 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24834916.9 (22) Date of filing: 05.12.2024

(51) International Patent Classification (IPC):  G06T 15/10(2011.01) G06T 19/20(2011.01) G06T 17/00(2006.01) (52) Cooperative Patent Classification (CPC): G06T 17/00; G06T 19/20; G06T 2219/2021; G06T 15/10; G06T 2210/04 (86) International application number: PCT/US2024/058582 (87) International publication number: WO 2025/128392 (19.06.2025 Gazette 2025/25)

(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: 15.12.2023 US 202318541251 (71) Applicant: Amazon Technologies, Inc. Seattle, WA 98108-1226 (US)

(72) Inventors: LIN, Jhih-Yuan New Taipei City (TW) CHIOU, Meng-Jiun Taipei City (TW) LIU, Chih-Ting Taipei City (TW) HU, Chen Seattle, Washington 98109-5210 (US) LUO, Yu Seattle, Washington 98109-5210 (US) LI, Dawei Seattle, Washington 98109-5210 (US) HSIEH, Shao-Hang Taoyuan City (TW) LIU, Yang Seattle, Washington 98109-5210 (US) FU, Kah Kuen Seattle, Washington 98109-5210 (US) (74) Representative: Zacco Norway AS  P.O. Box 488 Skøyen 0213 Oslo 0213 Oslo (NO)