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EP 4 196 980 A1

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(43) Date of publication: 21.06.2023 Bulletin 2023/25 (21) Application number: 21857821.9 (22) Date of filing: 27.07.2021

(51) International Patent Classification (IPC):  G10L 19/18(2013.01) G10L 25/21(2013.01) G10L 19/012(2013.01) H04W 76/28(2018.01) G10L 25/78(2013.01) H04S 7/00(2006.01) (52) Cooperative Patent Classification (CPC): G10L 19/008; G10L 19/012 (86) International application number: PCT/FI2021/050540 (87) International publication number: WO 2022/038307 (24.02.2022 Gazette 2022/08)

(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 (30) Priority: 17.08.2020 GB 202012787 (71) Applicant: Nokia Technologies Oy 02610 Espoo (FI)	(72) Inventors: RÄMÖ, Anssi 33720 Tampere (FI) LAAKSONEN, Lasse 33210 Tampere (FI) VASILACHE, Adriana 33580 Tampere (FI) PIHLAJAKUJA, Tapani 04500 Kellokoski (FI) LAITINEN, Mikko-Ville 02130 Espoo (FI) (74) Representative: Nokia EPO representatives  Nokia Technologies Oy Karakaari 7 02610 Espoo 02610 Espoo (FI)