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(11)

EP 4 260 578 A1

(12)

(43) Date of publication: 18.10.2023 Bulletin 2023/42 (21) Application number: 20964647.0 (22) Date of filing: 10.12.2020

(51) International Patent Classification (IPC):  H04W 4/12(2009.01) (52) Cooperative Patent Classification (CPC): H04W 4/20; H04W 4/50; H04W 64/00; H04W 76/12; H04W 88/14; H04W 88/18 (86) International application number: PCT/CN2020/135241 (87) International publication number: WO 2022/120709 (16.06.2022 Gazette 2022/24)

(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: MAEDER, Andreas 97074 Wuerzburg (DE) KELLEY, Sean Hoffman Estates, Illinois 60010 (US) PEREZ, Eva 81543, Munich (DE) SINGH, Shubhranshu 64342 Seeheim (DE) LEIS, Peter 82377 Penzberg (DE) SHEN, Yang Chaoyang District, 100101 (CN) (74) Representative: Page White Farrer  Bedford House 21a John Street London WC1N 2BF London WC1N 2BF (GB)