(19)

(11)

EP 4 825 039 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 25705405.6 (22) Date of filing: 13.01.2025

(51) International Patent Classification (IPC):  H04L 69/22(2022.01) H04L 65/65(2022.01) H04L 47/2408(2022.01) H04W 28/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 28/0268; H04L 69/22; H04L 65/65; H04L 47/2408; H04L 65/80; H04L 65/612 (86) International application number: PCT/US2025/011470 (87) International publication number: WO 2025/151903 (17.07.2025 Gazette 2025/29)

(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: 12.01.2024 US 202463620771 P (71) Applicant: GOOGLE LLC Mountain View CA 94043 (US)	(72) Inventor: LIAO, Ching-yu Mountain View, CA 94043 (US) (74) Representative: Marks & Clerk GST  1 New York Street Manchester M1 4HD Manchester M1 4HD (GB)