(19)

(11)

EP 2 414 889 A1

(12)

(43) Date of publication: 08.02.2012 Bulletin 2012/06 (21) Application number: 09786356.7 (22) Date of filing: 02.04.2009

(51) International Patent Classification (IPC):  G02F 1/13357(2006.01) (86) International application number: PCT/IB2009/051398 (87) International publication number: WO 2010/112979 (07.10.2010 Gazette 2010/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR (71) Applicant: Philips Lumileds Lighting Company, LLC San Jose, CA 95131 (US)	(72) Inventors: HARBERS, Gerard San Jose California 95131 (US) YAGI, Takaaki San Jose California 95131 (US) SMITT, Johannes, W.H.S. San Jose California 95131 (US) BIERHUIZEN, Serge, J. San Jose California 95131 (US) (74) Representative: Damen, Daniel Martijn  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)