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EP 4 520 017 A1

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(43) Date of publication: 12.03.2025 Bulletin 2025/11 (21) Application number: 22727897.5 (22) Date of filing: 06.05.2022

(51) International Patent Classification (IPC):  H04L 27/10(2006.01) G01S 13/58(2006.01) H04B 1/00(2006.01) G01S 13/34(2006.01) H04W 4/80(2018.01) H04L 27/26(2006.01) (52) Cooperative Patent Classification (CPC): G01S 13/343; G01S 13/584; H04L 27/103; H04L 27/2634; H04L 27/2602; G01S 13/931; G01S 2013/9316; G01S 7/006 (86) International application number: PCT/EP2022/062255 (87) International publication number: WO 2023/213407 (09.11.2023 Gazette 2023/45)

(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. Shenzhen, Guangdong 518129 (CN)	(72) Inventors: STIRLING-GALLACHER, Richard 80992 Munich (DE) WANG, Qi 80992 Munich (DE) GONG, Xitao 80992 Munich (DE) CASTAÑEDA GARCIA, Mario Hernán 80992 Munich (DE) KAKKAVAS, Anastasios 80992 Munich (DE) (74) Representative: Roth, Sebastian  Mitscherlich PartmbB Patent- und Rechtsanwälte Karlstraße 7 80333 München 80333 München (DE)