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EP 4 309 385 A1

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(43) Date of publication: 24.01.2024 Bulletin 2024/04 (21) Application number: 21719110.5 (22) Date of filing: 14.04.2021

(51) International Patent Classification (IPC):  H04W 4/40(2018.01) H04W 64/00(2009.01) G01S 11/02(2010.01) (52) Cooperative Patent Classification (CPC): H04W 4/40; H04W 64/00; H04W 92/18; G01S 5/0009; G01S 13/74 (86) International application number: PCT/EP2021/059605 (87) International publication number: WO 2022/218515 (20.10.2022 Gazette 2022/42)

(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 (71) Applicant: Huawei Technologies Co., Ltd. LonggangShenzhen, Guangdong 518129 (CN)	(72) Inventors: STIRLING-GALLACHER, Richard 80809 Munich (DE) KAKKAVAS, Anastasios 80809 Munich (DE) GONG, Xitao 80809 Munich (DE) CASTAÑEDA GARCIA, Mario, Hernán 80809 Munich (DE) (74) Representative: Körber, Martin Hans  Mitscherlich PartmbB Patent- und Rechtsanwälte Karlstraße 7 80333 München 80333 München (DE)