(19)

(11)

EP 2 321 893 A1

(12)

(43) Date of publication: 18.05.2011 Bulletin 2011/20 (21) Application number: 09786645.3 (22) Date of filing: 20.07.2009

(51) International Patent Classification (IPC):  H02M 3/18(2006.01) H02M 3/07(2006.01) (86) International application number: PCT/IB2009/053137 (87) International publication number: WO 2010/010505 (28.01.2010 Gazette 2010/04)

(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 SM TR Designated Extension States: AL BA RS (30) Priority: 22.07.2008 EP 08160879 (71) Applicant: NXP B.V. 5656 AG Eindhoven (NL)	(72) Inventors: REIMANN, Klaus NL-5656 AE Eindhoven (NL) STEENEKEN, Peter, Gerard NL-5656 AE Eindhoven (NL) KLEE, Mareike NL-5656 AE Eindhoven (NL) (74) Representative: Williamson, Paul Lewis  NXP Semiconductors Intellectual Property and Licensing Department Betchworth House 57-65 Station Road Redhill Surrey RH1 1DL Redhill Surrey RH1 1DL (GB)