Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606595 | HMM-based echo model for noise cancellation avoiding the problem of false triggers | Rathinavelu Chengalvarayan, Richard Harry Ketchum, Anand Rangaswamy Setlur | 2003-08-12 |