Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687229 | Method for controlling echo canceling in an echo canceller | — | 1997-11-11 |
| 5675644 | Method and apparatus for canceling echo accounting for delay variations | — | 1997-10-07 |
| 5646991 | Noise replacement system and method in an echo canceller | — | 1997-07-08 |
| 5644596 | Method and apparatus for frequency selective adaptive filtering | — | 1997-07-01 |
| 5592548 | System and method for avoiding false convergence in the presence of tones in a time-domain echo cancellation process | — | 1997-01-07 |