(19)

(11)

EP 2 788 682 A1

(12)

(43) Date of publication: 15.10.2014 Bulletin 2014/42 (21) Application number: 12743419.9 (22) Date of filing: 23.07.2012

(51) International Patent Classification (IPC):  F21V 14/06(2006.01) F21W 131/405(2006.01) F21V 14/04(2006.01) F21Y 101/02(2006.01) (86) International application number: PCT/EP2012/064394 (87) International publication number: WO 2013/083299 (13.06.2013 Gazette 2013/24)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 08.12.2011 CN 201110407553 (71) Applicant: OSRAM GmbH 80807 München (DE)	(72) Inventors: FENG, Yaojun Shenzhen Guangdong 518053 (CN) HE, Yuanyuan Shenzhen Guangdong 518053 (CN) LUO, Yabin Shenzhen Guangdong 518053 (CN) SUN, Xiaoqing Shenzhen Guangdong 518053 (CN)