(19)

(11)

EP 4 364 504 A1

(12)

(43) Date of publication: 08.05.2024 Bulletin 2024/19 (21) Application number: 22738088.8 (22) Date of filing: 29.06.2022

(51) International Patent Classification (IPC):  H04W 72/12(2023.01) (52) Cooperative Patent Classification (CPC): H04W 72/1268; H04W 76/27; H04W 72/231 (86) International application number: PCT/SE2022/050653 (87) International publication number: WO 2023/277777 (05.01.2023 Gazette 2023/01)

(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: 30.06.2021 US 202163216759 P (71) Applicant: Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventors: LIN, Rongyan 192 75 Sollentuna (SE) SUN, Ying 183 60 TÄBY (SE) ZOU, Zhenhua 171 42 SOLNA (SE) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)