Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689556 | Method of detecting narrow-band signals in an echo canceller | Prabhat K. Gupta | 1997-11-18 |
| 5649012 | Method for synthesizing an echo path in an echo canceller | Prabhat K. Gupta | 1997-07-15 |