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EP 4 559 252 A1

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(43) Date of publication: 28.05.2025 Bulletin 2025/22 (21) Application number: 22951432.8 (22) Date of filing: 19.07.2022

(51) International Patent Classification (IPC):  H04W 64/00(2009.01) G01S 5/02(2010.01) (52) Cooperative Patent Classification (CPC): H04W 64/00; H04W 76/14; H04W 4/80; H04W 4/029; G01S 5/0295; G01S 5/0027; G01S 2205/09; G08B 21/22; G08B 21/0272; G08B 21/028 (86) International application number: PCT/CN2022/106430 (87) International publication number: WO 2024/016154 (25.01.2024 Gazette 2024/04)

(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: Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventor: DANG, Yanping Beijing 100102 (CN) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)