(19)

(11)

EP 1 771 852 A1

(12)

(43) Date of publication: 11.04.2007 Bulletin 2007/15 (21) Application number: 05761625.2 (22) Date of filing: 30.06.2005

(51) International Patent Classification (IPC):  G11B 20/00(2006.01) (86) International application number: PCT/IB2005/052178 (87) International publication number: WO 2006/008669 (26.01.2006 Gazette 2006/04)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 15.07.2004 EP 04300444 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventor: FONTIJN, Wilhelmus 75008 PARIS (FR) (74) Representative: Landousy, Christian  Société Civile SPID, 156, Boulevard Haussmann 75008 Paris 75008 Paris (FR)