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EP 4 226 662 A1

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(43) Date of publication: 16.08.2023 Bulletin 2023/33 (21) Application number: 20803443.9 (22) Date of filing: 09.10.2020

(51) International Patent Classification (IPC):  H04W 12/0431(2021.01) H04W 12/086(2021.01) H04W 12/06(2021.01) H04W 12/40(2021.01) H04W 4/70(2018.01) H04W 12/069(2021.01) (52) Cooperative Patent Classification (CPC): H04W 4/70; H04W 12/0431; H04W 12/40; H04W 12/086; H04W 12/069 (86) International application number: PCT/EP2020/078503 (87) International publication number: WO 2022/073623 (14.04.2022 Gazette 2022/15)

(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: STÅHL, Per 218 51 Klagshamn (SE) SÄÄSKILAHTI, Juha 02230 Espoo (FI) SUIHKO, Timo 02230 Espoo (FI) UOTILA, Toni 02400 Kirkkonummi (FI) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)