(19)

(11)

EP 1 872 619 A1

(12)

(43) Date of publication: 02.01.2008 Bulletin 2008/01 (21) Application number: 06726572.8 (22) Date of filing: 30.03.2006

(51) International Patent Classification (IPC):  H04R 1/40(2006.01) (86) International application number: PCT/GB2006/001166 (87) International publication number: WO 2006/103441 (05.10.2006 Gazette 2006/40)

(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: 30.03.2005 GB 0506413 27.10.2005 GB 0521964 (71) Applicant: AudioGravity Holdings Limited 36 Elder Street London E1 6BT (GB)	(72) Inventor: HERMAN, David Brighton BN1 6GN (GB) (74) Representative: Crawford, Andrew Birkby et al A.A. Thornton & Co., 235 High Holborn London WC1V 7LE London WC1V 7LE (GB)