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EP 4 292 381 A1

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(43) Date of publication: 20.12.2023 Bulletin 2023/51 (21) Application number: 21707425.1 (22) Date of filing: 15.02.2021

(51) International Patent Classification (IPC):  H04W 76/14(2018.01) H04W 88/04(2009.01) H04W 72/12(2023.01) H04W 52/02(2009.01) (52) Cooperative Patent Classification (CPC): H04W 76/14; H04W 88/04; H04W 72/02; H04W 72/20 (86) International application number: PCT/SE2021/050127 (87) International publication number: WO 2022/173339 (18.08.2022 Gazette 2022/33)

(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) Inventors: HÖGLUND, Andreas 170 62 Solna (SE) LIBERG, Olof 122 37 Enskede (SE) WANG, Yi-Pin Eric Fremont, California 94539 (US) NARAYANAN, Subin Oulu 90230 (FI) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)