Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7912153 | System and method of performing digital multi-channel audio signal decoding | David Wu, Hoang Nhu, Russ Lambert, Alexander G. MacInnis | 2011-03-22 |
| 7242784 | Dynamic gain control of audio in a communication device | David Cranfill, Kesavarajan Kaliyaperumal, Arthur Gerald Herkert | 2007-07-10 |
| 7079657 | System and method of performing digital multi-channel audio signal decoding | David Wu, Hoang Nhu, Russ Lambert, Alexander G. MacInnis | 2006-07-18 |
| 5664011 | Echo canceller with adaptive and non-adaptive filters | Vasu Iyengar | 1997-09-02 |
| 4486900 | Real time pitch detection by stream processing | Richard Vandervoort Cox | 1984-12-04 |
| 4210825 | Linear differential charge splitting input for charge coupled devices | Carlo Heinrich Sequin, Michael F. Tompsett | 1980-07-01 |
| 4184049 | Transform speech signal coding with pitch controlled adaptive quantizing | Jose M. N. S. Tribolet | 1980-01-15 |