(19)

(11)

EP 1 101 182 A1

(12)

(43) Date of publication: 23.05.2001 Bulletin 2001/21 (21) Application number: 99933716.5 (22) Date of filing: 06.07.1999

(51) International Patent Classification (IPC)7: G06F 19/00 (86) International application number: PCT/US9915/258 (87) International publication number: WO 0007/131 (10.02.2000 Gazette 2000/06)

(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: 30.07.1998 US 94689 P 17.12.1998 US 112858 P 25.06.1999 US 344612 (71) Applicant: Arcturus Engineering, Inc. Mountain View, CA 94043-4019 (US)	(72) Inventor: BAER, Thomas, M. Mountain View, CA 94040 (US) (74) Representative: Haines, Miles John et al D. Young & Co.21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)