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EP 4 393 229 A1

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(43) Date of publication: 03.07.2024 Bulletin 2024/27 (21) Application number: 21955191.8 (22) Date of filing: 23.08.2021

(51) International Patent Classification (IPC):  H04W 68/02(2009.01) H04W 88/14(2009.01) H04W 68/04(2009.01) (52) Cooperative Patent Classification (CPC): H04W 88/14; H04W 68/06; H04W 68/04 (86) International application number: PCT/SE2021/050818 (87) International publication number: WO 2023/027614 (02.03.2023 Gazette 2023/09)

(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: JOHANSSON, Åke 435 43 Pixbo (SE) DEREHAG, Jesper 442 93 Kareby (SE) HE, Liye 417 62 Göteborg (SE) NIZAMANI, Rahim 425 30 Hisings Kärra (SE) LARSSON, Rikard 444 55 Stenungsund (SE) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)