Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7627111 | Noise matching for echo cancellers | Anurag Bist, Stan Hsieh | 2009-12-01 |
| 7480377 | Dual adaptive filter apparatus and method | Anurag Bist | 2009-01-20 |
| 7471788 | Echo cancellers for sparse channels | Anurag Bist, Stan Hsieh | 2008-12-30 |
| 6909782 | Fast converging affine projection based echo canceller for sparse multi-path channels | Anurag Bist, Stan Hsieh | 2005-06-21 |
| 6700978 | Method and apparatus for fast converging affine projection based echo canceller | Anurag Bist, Stan Hsieh | 2004-03-02 |