Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6163608 | Methods and apparatus for providing comfort noise in communications systems | Eric Douglas Romesburg, Corattur Natesan Sambandam Guruparan | 2000-12-19 |
| 6070137 | Integrated frequency-domain voice coding using an adaptive spectral enhancement filter | Phillip Marc Johnson | 2000-05-30 |