Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453285 | Speech activity detector for use in noise reduction system, and methods therefor | David V. Anderson, Stephen McGrath | 2002-09-17 |
| 6453287 | Apparatus and quality enhancement algorithm for mixed excitation linear predictive (MELP) and other speech coders | Takahiro Unno, Thomas P. Barnwell, III | 2002-09-17 |
| 6351731 | Adaptive filter featuring spectral gain smoothing and variable noise multiplier for noise reduction, and method therefor | David V. Anderson, Stephen McGrath | 2002-02-26 |