(19)

(11)

EP 3 994 918 A1

(12)

(43) Date of publication: 11.05.2022 Bulletin 2022/19 (21) Application number: 19935817.7 (22) Date of filing: 03.07.2019

(51) International Patent Classification (IPC):  H04W 48/10(2009.01) H04W 72/12(2009.01) H04W 24/00(2009.01) H04W 76/27(2018.01) (52) Cooperative Patent Classification (CPC): H04W 76/27; H04W 36/0083; H04W 36/245; H04W 24/10; H04W 24/02; H04B 7/063; H04B 7/0695 (86) International application number: PCT/US2019/040498 (87) International publication number: WO 2021/002859 (07.01.2021 Gazette 2021/01)

(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: RAO, Anil M. Redmond, Washington 98052 (US) VEIJALAINEN, Teemu Mikael 00770 Helsinki (FI) MOILANEN, Jani Matti Johannes 00200 Helsinki (FI) (74) Representative: Nokia EPO representatives  Nokia Technologies Oy Karakaari 7 02610 Espoo 02610 Espoo (FI)