Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7747017 | Method and apparatus for end-to-end clear transport protocol | Matthew F. Valentine, John Douglas Brophy, Harn-Jier Lin, Lee M. Proctor, Christopher Schmidt | 2010-06-29 |
| 7395202 | Method and apparatus to facilitate vocoder erasure processing | Mark Hetherington, Lee M. Proctor, Zhongwei Zhuang | 2008-07-01 |
| 7113514 | Apparatus and method for implementing a packet based teleconference bridge | Mansour Tahernezhaadi | 2006-09-26 |
| 6839427 | Method and apparatus for echo canceller automatic gain control | Mansour Tahernezhaadi | 2005-01-04 |
| 6785339 | Method and apparatus for providing speech quality based packet enhancement in packet switched networks | Mansour Tahernezhaadi, J. Douglas Brophy, Lee M. Proctor | 2004-08-31 |
| 6351531 | Method and system for controlling echo cancellation using zero echo path, ringing, and off-hook detection | Mansour Tahernezhaadi | 2002-02-26 |
| 6347140 | Echo canceling method and apparatus | Mansour Tahernezhaadi | 2002-02-12 |