(19)

(11)

EP 2 594 113 A2

(12)

(88) Date of publication A3: 05.04.2012 (43) Date of publication: 22.05.2013 Bulletin 2013/21 (21) Application number: 10750181.9 (22) Date of filing: 10.08.2010

(51) International Patent Classification (IPC):  H05B 33/08(2006.01) (86) International application number: PCT/IB2010/053614 (87) International publication number: WO 2012/007798 (19.01.2012 Gazette 2012/03)

(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 SE SI SK SM TR (30) Priority: 13.07.2010 CN 201010228247 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: GUAN, Zhen Yuan Briarcliff Manor, NY 10510-8001 (US) QIAO, Haibo Briarcliff Manor, NY 10510-8001 (US) PENG, Chao Briarcliff Manor, NY 10510-8001 (US) (74) Representative: Van Eeuwijk, Alexander Henricus Waltherus  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)