(19)

(11)

EP 1 690 143 A2

(12)

(43) Date of publication: 16.08.2006 Bulletin 2006/33 (21) Application number: 04783601.0 (22) Date of filing: 09.09.2004

(51) International Patent Classification (IPC):  G05B 1/00(2006.01) (86) International application number: PCT/US2004/029420 (87) International publication number: WO 2005/024529 (17.03.2005 Gazette 2005/11)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL HR LT LV MK (30) Priority: 09.09.2003 US 501279 P (71) Applicant: Delphi Technologies, Inc. Troy, MI 48007 (US)	(72) Inventor: HE, Xinhua (Sam) Troy, MI 48098 (US) (74) Representative: Denton, Michael John  Delphi European Headquarters, B.P. 65059 Tremblay en France 95972 Roissy 95972 Roissy (FR)