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EP 4 442 072 A1

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(43) Date of publication: 09.10.2024 Bulletin 2024/41 (21) Application number: 21844699.5 (22) Date of filing: 22.12.2021

(51) International Patent Classification (IPC):  H04W 76/15(2018.01) H04W 76/27(2018.01) H04W 72/23(2023.01) H04W 76/19(2018.01) H04W 74/08(2024.01) H04W 36/00(2009.01) (52) Cooperative Patent Classification (CPC): H04W 76/15; H04W 76/19; H04W 76/27; H04W 74/0833; H04W 72/23; H04L 5/001; H04L 5/0044; H04L 5/0092; H04W 36/00692 (86) International application number: PCT/EP2021/087301 (87) International publication number: WO 2023/117080 (29.06.2023 Gazette 2023/26)

(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: Nokia Technologies Oy 02610 Espoo (FI)

(72) Inventors: SABOURI-SICHANI, Faranaz 9220 Aalborg (DK) CHANDRASHEKAR, Subramanya Bangalore 560079 (IN) KOSKINEN, Henri Markus 02600 Espoo (FI) KOSKELA, Jarkko Tuomo 90510 Oulu (FI) ALI, Amaanat 02250 Espoo (FI) DALSGAARD, Lars 90230 Oulu (FI) (74) Representative: Bryers Intellectual Property Ltd  Bristol & Bath Science Park Dirac Crescent, Emerson's Green Bristol, BS16 7FR Bristol, BS16 7FR (GB)