(19)

(11)

EP 4 393 080 A1

(12)

(43) Date of publication: 03.07.2024 Bulletin 2024/27 (21) Application number: 21769116.1 (22) Date of filing: 26.08.2021

(51) International Patent Classification (IPC):  H04B 7/185(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/1851; H04B 7/18541 (86) International application number: PCT/EP2021/073644 (87) International publication number: WO 2023/025389 (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: Nokia Technologies Oy 02610 Espoo (FI)	(72) Inventors: HOPPE, Sandra 81541 Munich (DE) STANCZAK, Jedrzej 50216 Wroclaw (PL) (74) Representative: Nokia EPO representatives  Nokia Technologies Oy Karakaari 7 02610 Espoo 02610 Espoo (FI)