Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826528 | Weighted frequency-channel background noise suppressor | Duanpei Wu, Xavier Menendez-Pidal | 2004-11-30 |
| 6768979 | Apparatus and method for noise attenuation in a speech recognition system | Xavier Menendez-Pidal, Ruxin Chen | 2004-07-27 |
| 6751588 | Method for performing microphone conversions in a speech recognition system | Xavier Menendez-Pidal, Duanpei Wu | 2004-06-15 |
| 6718302 | Method for utilizing validity constraints in a speech endpoint detector | Duanpei Wu, Ruxin Chen, Lex Olorenshaw | 2004-04-06 |