(19)

(11)

EP 4 824 970 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 25711937.0 (22) Date of filing: 20.02.2025

(51) International Patent Classification (IPC):  H04B 7/185(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/18513; H04B 7/18541 (86) International application number: PCT/US2025/016656 (87) International publication number: WO 2025/179060 (28.08.2025 Gazette 2025/35)

(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: 23.02.2024 US 202463557467 P 05.11.2024 US 202463716598 P (71) Applicant: Google LLC Mountain View, CA 94043 (US)	(72) Inventor: LIAO, Ching-Yu Mountain View, California 94043 (US) (74) Representative: Marks & Clerk GST  1 New York Street Manchester M1 4HD Manchester M1 4HD (GB)