(19)

(11)

EP 4 505 454 A1

(12)

(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23724867.9 (22) Date of filing: 12.05.2023

(51) International Patent Classification (IPC):  G10L 21/04(2013.01) G10L 19/022(2013.01) G10L 21/0332(2013.01) (52) Cooperative Patent Classification (CPC): G10L 21/04; G10L 21/0332; G10L 19/022 (86) International application number: PCT/EP2023/062752 (87) International publication number: WO 2023/218028 (16.11.2023 Gazette 2023/46)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 13.05.2022 EP 22305715 (71) Applicant: Alta Voce - AV Concept 75014 Paris (FR)	(72) Inventor: DEGOTTEX, Gilles 75008 PARIS (FR) (74) Representative: A.P.I. Conseil  Technopôle Hélioparc 4, rue Jules Ferry 64000 Pau 64000 Pau (FR)