Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658107 | Methods and apparatus for providing echo suppression using frequency domain nonlinear processing | Patrik Sorqvist | 2003-12-02 |
| 6564184 | Digital filter design method and apparatus | — | 2003-05-13 |
| 6466666 | Method and apparatus for echo estimation and suppression | — | 2002-10-15 |
| 6463069 | Arrangement and method relating to a telecommunications system handling redundant signals | Ulf Hansson, Johnny K Larsson | 2002-10-08 |
| 6219418 | Adaptive dual filter echo cancellation method | Johnny Karlsen | 2001-04-17 |
| 6205484 | Controlling access to resources in a connectionless network using a ticket message containing reserved network resource allocation information | — | 2001-03-20 |
| 6195430 | Method and device for echo cancellation using power estimation in a residual signal | Johnny Karlsen | 2001-02-27 |
| 6169500 | Serial-parallel and parallel-serial converter | Lars Olof Hugo Svensson | 2001-01-02 |
| 6137882 | Adaptive echo cancellation method | Johnny Karlsen | 2000-10-24 |