(19)

(11)

EP 1 803 114 A2

(12)

(88) Date of publication A3: 04.05.2006 (43) Date of publication: 04.07.2007 Bulletin 2007/27 (21) Application number: 05789079.0 (22) Date of filing: 03.10.2005

(51) International Patent Classification (IPC):  G10H 1/36(2006.01) (86) International application number: PCT/BR2005/000209 (87) International publication number: WO 2006/037197 (13.04.2006 Gazette 2006/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 01.10.2004 BR PI0404209 01.10.2004 BR PI0404264 05.11.2004 BR PI0404847 14.09.2005 BR CI0404847 (71) Applicant: AUDIOBRAX INDÚSTRIA E COMÉRCIO DE PRODUTOS ELETRÔNICOS S.A. 80730-060 Curitiba, PR (BR)	(72) Inventor: ROTOLO MORAES, Aurélio Bigorrilho 80730-060-Curitiba, PR (BR) (74) Representative: Nettleton, John Victor et al Abel & Imray, Chartered Patent Attorneys, 20 Red Lion Street London WC1V 4PQ London WC1V 4PQ (GB)