Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876892 | Multiple echo cancellation using a fixed filter delay | Huan-Yu Su | 2011-01-25 |
| 7558295 | Voice access model using modem and speech compression technologies | Huan-Yu Su, Thomas H. Eichenberg, Oleg Khaykin | 2009-07-07 |
| 7120112 | Redundancy in media stream processing | Michael Metzger, Thomas H. Eichenberg | 2006-10-10 |
| 6904052 | Operating system independent method and apparatus for transporting voice-over-IP information | Diya Soubra | 2005-06-07 |
| 6687260 | Apparatus and methods for flow control of non-isochronous data | — | 2004-02-03 |
| 6574272 | Method and apparatus for passing interactive data over a modem link with low latency | — | 2003-06-03 |