(19)

(11)

EP 2 272 308 A1

(12)

(43) Date of publication: 12.01.2011 Bulletin 2011/02 (21) Application number: 09738510.8 (22) Date of filing: 22.04.2009

(51) International Patent Classification (IPC):  H05K 1/00(2006.01) H05K 13/00(2006.01) H05K 1/02(2006.01) D03D 15/00(2006.01) (86) International application number: PCT/IB2009/051653 (87) International publication number: WO 2009/133497 (05.11.2009 Gazette 2009/45)

(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 Designated Extension States: AL BA RS (30) Priority: 29.04.2008 EP 08155363 (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: VAN PIETERSON, Liesbeth NL-5656 AE Eindhoven (NL) BHATTACHARYA, Rabin NL-5656 AE Eindhoven (NL) VAN OS, Koen NL-5656 AE Eindhoven (NL) (74) Representative: Bekkers, Joost J.J  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)