(19)

(11)

EP 0 883 796 A1

(12)

(43) Date of publication: 16.12.1998 Bulletin 1998/51 (21) Application number: 97906535.0 (22) Date of filing: 13.02.1997

(51) International Patent Classification (IPC):  G01C 21/ 34( . ) G08G 1/ 127( . ) G08G 1/ 0968( . ) (86) International application number: PCT/US1997/002073 (87) International publication number: WO 1997/031241 (28.08.1997 Gazette 1997/37)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 22.02.1996 US 19960605648 (71) Applicant: Siemens Automotive Corporation Auburn Hills, Michigan 48326-2980 (US)	(72) Inventors: Sulich, Janusz S. Southfield, Michigan 48075 (US) Knockeart, Ronald P. Clarkston, Michigan 48348 (US) (74) Representative: Allen, Derek, et al  Siemens Group Services Limited, Intellectual Property Department, Siemens House, Oldbury Bracknell, Berkshire RG12 8FZ Bracknell, Berkshire RG12 8FZ (GB)