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EP 4 740 664 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 23944550.5 (22) Date of filing: 07.07.2023

(51) International Patent Classification (IPC):  H04W 72/40(2023.01) (52) Cooperative Patent Classification (CPC): H04W 72/40; H04W 92/18; H04W 72/0453; H04W 72/02; H04L 5/0094 (86) International application number: PCT/CN2023/106250 (87) International publication number: WO 2025/010525 (16.01.2025 Gazette 2025/03)

(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: KH MA MD TN (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)

(72) Inventors: GUO, Shaozhen San Diego, California 92121-1714 (US) XU, Changlong San Diego, California 92121-1714 (US) LIU, Chih-Hao San Diego, California 92121-1714 (US) SUN, Jing San Diego, California 92121-1714 (US) CHEN, Siyi San Diego, California 92121-1714 (US) YANG, Luanxia San Diego, California 92121-1714 (US) CHISCI, Giovanni San Diego, California 92121-1714 (US) ZHANG, Xiaoxia San Diego, California 92121-1714 (US) XU, Hao San Diego, California 92121-1714 (US) (74) Representative: Tomkins & Co  5 Dartmouth Road Dublin 6, D06 F9C7 Dublin 6, D06 F9C7 (IE)