Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455889 | Labelling speech using context-dependent acoustic prototypes | Lalit R. Bahl, Peter V. De Souza, P. GOPALAKRISHNAN | 1995-10-03 |
| 5333236 | Speech recognizer having a speech coder for an acoustic match based on context-dependent speech-transition acoustic models | Lalit R. Bahl, Peter V. De Souza, Ponani Gopalakrishnan | 1994-07-26 |
| 5280562 | Speech coding apparatus with single-dimension acoustic prototypes for a speech recognizer | Lalit R. Bahl, Jerome R. Bellegarda, Edward A. Epstein, John M. Lucassen, David Nahamoo | 1994-01-18 |
| 5278942 | Speech coding apparatus having speaker dependent prototypes generated from nonuser reference data | Lalit R. Bahl, Jerome R. Bellegarda, Peter V. De Souza, Ponani Gopalakrishnan, Arthur J. Nadas +1 more | 1994-01-11 |
| 5276766 | Fast algorithm for deriving acoustic prototypes for automatic speech recognition | Lalit R. Bahl, Jerome R. Bellegarda, Peter V. DeSouza, David Nahamoo | 1994-01-04 |
| 5233681 | Context-dependent speech recognizer using estimated next word context | Lalit R. Bahl, Peter V. De Souza, Ponani Gopalakrishnan | 1993-08-03 |
| 5222146 | Speech recognition apparatus having a speech coder outputting acoustic prototype ranks | Latit R. Bahl, Peter V. De Souza, Ponani Gopalakrishnan | 1993-06-22 |
| 5195167 | Apparatus and method of grouping utterances of a phoneme into context-dependent categories based on sound-similarity for automatic speech recognition | Lalit R. Bahl, Peter V. De Souza, Ponani Gopalakrishnan, David Nahamoo | 1993-03-16 |
| 5182773 | Speaker-independent label coding apparatus | Lalit R. Bahl, David Nahamoo, Peter V. De Souza | 1993-01-26 |
| 5165007 | Feneme-based Markov models for words | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1992-11-17 |
| 5129001 | Method and apparatus for modeling words with multi-arc markov models | Lalit R. Bahl, Jerome R. Bellegarda, Peter V. De Souza, Ponani Gopalakrishnan, David Nahamoo | 1992-07-07 |
| 5072452 | Automatic determination of labels and Markov word models in a speech recognition system | Peter F. Brown, Peter V. De Souza, David Nahomoo | 1991-12-10 |
| 4977599 | Speech recognition employing a set of Markov models that includes Markov models representing transitions to and from silence | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1990-12-11 |
| 4882759 | Synthesizing word baseforms used in speech recognition | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1989-11-21 |
| 4833712 | Automatic generation of simple Markov model stunted baseforms for words in a vocabulary | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1989-05-23 |
| 4819271 | Constructing Markov model word baseforms from multiple utterances by concatenating model sequences for word segments | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1989-04-04 |
| 4817158 | Normalization of speech signals | — | 1989-03-28 |
| 4759068 | Constructing Markov models of words from multiple utterances | Lalit R. Bahl, Peter V. DeSouza, Robert L. Mercer | 1988-07-19 |