(19)

(11)

EP 1 057 171 A1

(12)

(43) Date of publication: 06.12.2000 Bulletin 2000/49 (21) Application number: 98902702.4 (22) Date of filing: 22.01.1998

(51) International Patent Classification (IPC)7: G10L 3/00 (86) International application number: PCT/US9801/337 (87) International publication number: WO 9938/154 (29.07.1999 Gazette 1999/30)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (71) Applicants: YUEN, Henry C. Redondo Beach, CA 90278 (US) Yuen, Philip P. Redondo Beach, CA 90278 (US)	(72) Inventors: YUEN, Henry C. Redondo Beach, CA 90278 (US) Yuen, Philip P. Redondo Beach, CA 90278 (US) (74) Representative: MacDougall, Donald Carmichael et al Cruikshank & Fairweather19 Royal Exchange Square Glasgow G1 3AE, Scotland Glasgow G1 3AE, Scotland (GB)