Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5940542 | Encoding and decoding apparatus and method for analog and digital signals | Weiping Li, Qinghong Cao, Chun-Kai Wang | 1999-08-17 |
| 5883981 | Lattice vector transform coding method for image and video compression | Weiping Li, Qinghong Cao, Chun-Kai Wang | 1999-03-16 |