Issued Patents All Time
Showing 151–153 of 153 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989221 | Sample rate converter | Shahid U. H. Qureshi | 1991-01-29 |
| 4987569 | Fast training echo canceller | Guozhu Long | 1991-01-22 |
| 4813073 | Echo cancellation | — | 1989-03-14 |
Showing 151–153 of 153 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989221 | Sample rate converter | Shahid U. H. Qureshi | 1991-01-29 |
| 4987569 | Fast training echo canceller | Guozhu Long | 1991-01-22 |
| 4813073 | Echo cancellation | — | 1989-03-14 |