(19)

(11)

EP 1 078 223 A1

(12)

(43) Date of publication: 28.02.2001 Bulletin 2001/09 (21) Application number: 99919820.3 (22) Date of filing: 13.04.1999

(51) International Patent Classification (IPC)7: G01C 21/20 (86) International application number: PCT/US9908/034 (87) International publication number: WO 9958/935 (18.11.1999 Gazette 1999/46)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 14.05.1998 US 79065 (71) Applicant: INTEL CORPORATION Santa Clara, CA 95052 (US)	(72) Inventor: ALTNETHER, Joseph Chandler, AZ 85226 (US) (74) Representative: Le Forestier, Eric et al Cabinet Régimbeau20, rue de Chazelles 75847 Paris cedex 17 75847 Paris cedex 17 (FR)