Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7353245 | Adaptive filter coefficient determination | Adam B. Healey | 2008-04-01 |
| 7177805 | Simplified noise suppression circuit | Ethan Davis | 2007-02-13 |
| 6195386 | Parallel decision feedback equalizer | — | 2001-02-27 |
| 6185537 | Hands-free audio memo system and method | Stephen Ira Popik | 2001-02-06 |
| 6137881 | Adaptive filtering method and apparatus employing modified fast affine projection algorithm | Murtaza Ali, Darel Allen Linebarger | 2000-10-24 |
| 5937060 | Residual echo suppression | — | 1999-08-10 |
| 5933495 | Subband acoustic noise suppression | — | 1999-08-03 |
| 5633936 | Method and apparatus for detecting a near-end speech signal | — | 1997-05-27 |