Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8160238 | Method and apparatus for double-talk detection | Chongyan Zhang, Chunyan Wei | 2012-04-17 |
| 8028324 | Method for transmitting policy information between network equipment | Qingquan Shi, Yuelin HU | 2011-09-27 |