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(11)

EP 4 378 175 A1

(12)

(43) Date of publication: 05.06.2024 Bulletin 2024/23 (21) Application number: 22754751.0 (22) Date of filing: 26.07.2022

(51) International Patent Classification (IPC):  H04R 3/00(2006.01) H04S 7/00(2006.01) H04R 1/40(2006.01) (52) Cooperative Patent Classification (CPC): H04R 3/005; H04R 2499/11; H04R 1/406; H04S 7/303; H04R 2460/07; H04R 2430/20 (86) International application number: PCT/US2022/074157 (87) International publication number: WO 2023/010012 (02.02.2023 Gazette 2023/05)

(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: 27.07.2021 US 202163203562 P 25.07.2022 US 202217814665 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)

(72) Inventors: VISSER, Erik San Diego, California 92121 (US) SAKI, Fatemeh San Diego, California 92121 (US) GUO, Yinyi San Diego, California 92121 (US) KIM, Lae-Hoon San Diego, California 92121 (US) ALVES, Rogerio Guedes San Diego, California 92121 (US) PESSENTHEINER, Hannes San Diego, California 92121 (US) (74) Representative: Howe, Steven  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)