SPEECHWORKS INTERNATIONAL, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 2374
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 353
 
  
 
H04M TELEPHONIC COMMUNICATION 2161
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7571100 Speech recognition and speaker verification using distributed speech processingDec 03, 02Aug 04, 09[H04M, G10L]
7216079 Method and apparatus for discriminative training of acoustic models of a speech recognition systemNov 02, 99May 08, 07[G10L]
7149688 Multi-lingual speech recognition with cross-language context modelingNov 04, 02Dec 12, 06[G10L]
7127393 Dynamic semantic control of a speech recognition systemFeb 10, 03Oct 24, 06[G10L]
7069221 Non-target barge-in detectionOct 26, 01Jun 27, 06[G10L]
6988069 Reduced unit database generation based on cost informationJan 31, 03Jan 17, 06[G10L]
6961704 Linguistic prosodic model-based text to speechJan 31, 03Nov 01, 05[G10L]
6789062 Automatically retraining a speech recognition systemFeb 25, 00Sep 07, 04[G01L]
6785365 Method and apparatus for facilitating speech barge-in in connection with voice recognition systemsJul 24, 01Aug 31, 04[H04M]
6760701 Subword-based speaker verification using multiple-classifier fusion, with channel, fusion, model and threshold adaptationJan 08, 02Jul 06, 04[G01L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2003/0046,083 USER VALIDATION FOR INFORMATION SYSTEM ACCESS AND TRANSACTION PROCESSINGAbandonedNov 21, 97Mar 06, 03[G10L]
2003/0009,331 Grammars for speech recognitionAbandonedJul 16, 01Jan 09, 03[G10L]
2003/0009,335 Speech recognition with dynamic grammarsAbandonedJul 16, 01Jan 09, 03[G10L]

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