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EP 4 285 506 A1

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(43) Date of publication: 06.12.2023 Bulletin 2023/49 (21) Application number: 21830894.8 (22) Date of filing: 29.11.2021

(51) International Patent Classification (IPC):  H04B 7/06(2006.01) H04B 7/10(2017.01) H04B 7/08(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/0695; H04B 7/088; H04B 7/10; H04B 7/0628 (86) International application number: PCT/US2021/072615 (87) International publication number: WO 2022/164583 (04.08.2022 Gazette 2022/31)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 29.01.2021 US 202163143440 P 24.11.2021 US 202117534785 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)

(72) Inventors: RAGHAVAN, Vasanthan San Diego, California 92121-1714 (US) CHALLA, Raghu Narayan San Diego, California 92121-1714 (US) LAGHATE, Mihir Vijay San Diego, California 92121-1714 (US) GAO, Yuan San Diego, California 92121-1714 (US) ZHU, Jun San Diego, California 92121-1714 (US) (74) Representative: Bardehle Pagenberg Partnerschaft mbB Patentanwälte Rechtsanwälte  Prinzregentenplatz 7 81675 München 81675 München (DE)