(19)

(11)

EP 2 074 474 A1

(12)

(43) Date of publication: 01.07.2009 Bulletin 2009/27 (21) Application number: 07826299.5 (22) Date of filing: 07.09.2007

(51) International Patent Classification (IPC):  G02F 1/13357(2006.01) G02F 1/167(2006.01) G02F 1/19(2006.01) (86) International application number: PCT/IB2007/053609 (87) International publication number: WO 2008/032248 (20.03.2008 Gazette 2008/12)

(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 MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 12.09.2006 EP 06120503 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: DE BOER, Dirk K. G. NL-5656 AE Eindhoven (NL) JOHNSON, Mark T. NL-5656 AE Eindhoven (NL) ROOSENDAAL, Sander J. NL-5656 AE Eindhoven (NL) BEASJOU, Patrick J. NL-5656 AE Eindhoven (NL) CORNELISSEN, Hugo J. NL-5656AE Eindhoven (NL) (74) Representative: Bekkers, Joost J.J  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)