Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570849 | TDM-quality voice over packet | Terry Skemer, Robert Wilson Brown | 2003-05-27 |
| 4995031 | Equalizer for | Babak Sayar | 1991-02-19 |
| 4964118 | Apparatus and method for echo cancellation | Andrew Deczky | 1990-10-16 |
| 4864590 | Apparatus and method for noise reduction in a digital line receiver | Ephraim Arnon | 1989-09-05 |
| 4665531 | Alternate mark inversion (AMI) receiver | — | 1987-05-12 |