(19)
(11) EP 1 204 966 A1

(12)

(43) Date of publication:
15.05.2002 Bulletin 2002/20

(21) Application number: 00953807.5

(22) Date of filing: 03.08.2000
(51) International Patent Classification (IPC)7G10L 15/18
(86) International application number:
PCT/US0021/125
(87) International publication number:
WO 0109/879 (08.02.2001 Gazette 2001/06)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.08.1999 US 147006 P
07.09.1999 US 390370

(71) Applicant: DRAGON SYSTEMS INC.
Newton, MA 01260 (US)

(72) Inventors:
  • YOUNG, Jonathan, H.
    Newton, MA 02460 (US)
  • CHEVALIER, Haakon, L.
    Cambridge, MA 02140 (US)
  • GILLICK, Laurence, S.
    Newton, MA 02459 (US)
  • ALBINA, Toffee, A.
    Cambridge, MA 02139 (US)
  • MOORE, Marlboro, B., III
    Jamaica Plain, MA 02130 (US)
  • RENSING, Paul, E.
    W. Newton, MA 02465 (US)
  • YAMRON, Jonathan, P.
    Sudbury, MA 01776 (US)

(74) Representative: Howe, Steven 
Lloyd Wise, Tregear & Co.,Commonwealth House,1-19 New Oxford Street
London WC1A 1LW
London WC1A 1LW (GB)

   


(54) EXPANDING AN EFFECTIVE VOCABULARY OF A SPEECH RECOGNITION SYSTEM