Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6934397 | Method and device for signal separation of a mixed signal | Mark Thomson | 2005-08-23 |
| 6640208 | Voiced/unvoiced speech classifier | Yaxin Zhang, Jianming Song | 2003-10-28 |
| 6553342 | Tone based speech recognition | Yaxin Zhang, Jianming Song | 2003-04-22 |