Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7139703 | Method of iterative noise estimation in a recursive framework | Alejandro Acero, James G. Droppo | 2006-11-21 |
| 7117148 | Method of noise reduction using correction vectors based on dynamic aspects of speech and noise normalization | James G. Droppo, Alejandro Acero | 2006-10-03 |
| 7107210 | Method of noise reduction based on dynamic aspects of speech | James G. Droppo, Alejandro Acero | 2006-09-12 |
| 7103541 | Microphone array signal enhancement using mixture models | Hagai Attias | 2006-09-05 |
| 7103540 | Method of pattern recognition using noise reduction uncertainty | James G. Droppo, Alejandro Acero | 2006-09-05 |
| 7062407 | Efficient backward recursion for computing posterior probabilities | — | 2006-06-13 |
| 7050975 | Method of speech recognition using time-dependent interpolation and hidden dynamic value classes | Jian Zhou, Frank Torsten Bernd Seide, Asela J. Gunawardana, Hagai Attias, Alejandro Acero +1 more | 2006-05-23 |
| 7047047 | Non-linear observation model for removing noise from corrupted signals | Alejandro Acero, James G. Droppo | 2006-05-16 |
| 7003455 | Method of noise reduction using correction and scaling vectors with partitioning of the acoustic space in the domain of noisy speech | Xuedong Huang, Alejandro Acero | 2006-02-21 |
| 6990447 | Method and apparatus for denoising and deverberation using variational inference and strong speech models | Hagai Attias, John C. Platt, Alejandro Acero | 2006-01-24 |
| 6985858 | Method and apparatus for removing noise from feature vectors | Brendan Frey, Alejandro Acero | 2006-01-10 |
| 6959276 | Including the category of environmental noise when processing speech signals | James G. Droppo, Alejandro Acero | 2005-10-25 |
| 6944590 | Method of iterative noise estimation in a recursive framework | James G. Droppo, Alejandro Acero | 2005-09-13 |
| 6931374 | Method of speech recognition using variational inference with switching state space models | Hagai Attias, Leo Lee | 2005-08-16 |
| 6876966 | Pattern recognition training method and apparatus using inserted noise followed by noise reduction | Xuedong Huang, Michael D. Plumpe | 2005-04-05 |
| 6236963 | Speaker normalization processor apparatus for generating frequency warping function, and speech recognition apparatus with said speaker normalization processor apparatus | Masaki Naito, Yoshinori Sagisaka | 2001-05-22 |
| 5983178 | Speaker clustering apparatus based on feature quantities of vocal-tract configuration and speech recognition apparatus therewith | Masaki Naito, Yoshinori Sagisaka | 1999-11-09 |