Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661895 | Zero-delay structure for sub-band echo cancellation | Qu Gary Jin, Qiang Wu, Philippe Wu, Gordon J. Reesor | 2003-12-09 |
| 5937009 | Sub-band echo canceller using optimum wavelet packets and cross-band cancellation | Qu Gary Jin, Qiang Wu, Phillippe Wu, Gordon J. Reesor | 1999-08-10 |