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(11)

EP 4 278 710 A1

(12)

(43) Date of publication: 22.11.2023 Bulletin 2023/47 (21) Application number: 21847902.0 (22) Date of filing: 30.12.2021

(51) International Patent Classification (IPC):  H04W 52/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 52/0229; Y02D 30/70 (86) International application number: PCT/US2021/065763 (87) International publication number: WO 2022/154972 (21.07.2022 Gazette 2022/29)

(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 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: 15.01.2021 US 202163138191 P 28.09.2021 US 202163261778 P 29.12.2021 US 202117646474 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)

(72) Inventors: KIM, Yuchul San Diego, California 92121 (US) KWON, Hwan Joon San Diego, California 92121 (US) ANG, Peter Pui Lok San Diego, California 92121 (US) SUNDARARAJAN, Jay Kumar San Diego, California 92121 (US) MUKKAVILLI, Krishna Kiran San Diego, California 92121 (US) TOKGOZ, Yeliz San Diego, California 92121 (US) XU, Huilin San Diego, California 92121 (US) LEI, Jing San Diego, California 92121 (US) KWAK, Yongjun San Diego, California 92121 (US) CHEN, Wanshi San Diego, California 92121 (US) (74) Representative: Bardehle Pagenberg Partnerschaft mbB Patentanwälte Rechtsanwälte  Prinzregentenplatz 7 81675 München 81675 München (DE)