(19)

(11)

EP 4 555 507 A1

(12)

(43) Date of publication: 21.05.2025 Bulletin 2025/21 (21) Application number: 23751703.2 (22) Date of filing: 11.07.2023

(51) International Patent Classification (IPC):  G10K 11/168(2006.01) G10K 11/172(2006.01) (52) Cooperative Patent Classification (CPC): G10K 11/172; G10K 11/168 (86) International application number: PCT/IB2023/057116 (87) International publication number: WO 2024/013662 (18.01.2024 Gazette 2024/03)

(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: 12.07.2022 IT 202200014659 (71) Applicants: ELICA S.p.A. 60044 Fabriano (AN) (IT) Phononic Vibes S.r.l. 20158 Milano (IT)	(72) Inventors: CRISÀ, Fabrizio 60044 Fabriano AN (IT) CHIAVARINI, Francesco 60044 Fabriano AN (IT) CAVERNI, Stefano 20158 Milano MI (IT) D'ALESSANDRO, Luca 20158 Milano MI (IT) (74) Representative: Perani & Partners S.p.A.  Piazza Armando Diaz, 7 20123 Milano 20123 Milano (IT)