Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8654967 | System for conditioning echo response of loop start trunk line | Dieter Schulz, Yonghua Fang, Mirjana Popovic | 2014-02-18 |
| 7792280 | Narrow band tone detection in echo canceling system | Mirjana Popovic, Dieter Schulz, Jan Radecki | 2010-09-07 |
| 7724893 | Method of adaptation step control in echo cancellers | — | 2010-05-25 |
| 7693276 | Method of measuring distortion and determining residue-echo threshold in loop start trunk circuits | Yonghua Fang, Mirjana Popovic, Dieter Schulz | 2010-04-06 |
| 7508931 | Method for detecting echo path changes in echo cancellers | Mirjana Popovic, Dieter Schulz, Jan Radecki | 2009-03-24 |
| 7146003 | Noise level calculator for echo canceller | Dieter Schulz | 2006-12-05 |