(19)

(11)

EP 4 824 921 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24820887.8 (22) Date of filing: 14.11.2024

(51) International Patent Classification (IPC):  H02J 50/40(2016.01) H04B 5/79(2024.01) H02J 50/80(2016.01) H04W 4/70(2018.01) (52) Cooperative Patent Classification (CPC): H02J 50/80; H02J 50/40; H04W 4/70 (86) International application number: PCT/US2024/055958 (87) International publication number: WO 2025/128273 (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: 11.12.2023 US 202318535930 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)	(72) Inventors: GUPTA, Piyush San Diego, California 92121 (US) LI, Junyi San Diego, California 92121 (US) ZHANG, Xiaoxia San Diego, California 92121 (US) (74) Representative: Jaeger, Michael David et al Maucher Jenkins Seventh Floor Offices Artillery House 11-19 Artillery Row London SW1P 1RT London SW1P 1RT (GB)