Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7146012 | Audio processing arrangement with multiple sources | Harm Jan Willem Belt | 2006-12-05 |
| 7058185 | Acoustic echo and noise cancellation | Gerardus Paul Maria Egelmeers | 2006-06-06 |
| 7054451 | Sound reinforcement system having an echo suppressor and loudspeaker beamformer | Harm Jan Willem Belt | 2006-05-30 |
| 7035415 | Method and device for acoustic echo cancellation combined with adaptive beamforming | Harm Jan Willem Belt | 2006-04-25 |
| 7031478 | Method for noise suppression in an adaptive beamformer | Harm Jan Willem Belt | 2006-04-18 |
| 6914989 | Device and method for calibration of a microphone | Harm Jan Willem Belt | 2005-07-05 |
| 6774934 | Signal localization arrangement | Harm Jan Willem Belt | 2004-08-10 |
| 6546099 | Arrangement for suppressing an interfering component of an input signal | — | 2003-04-08 |
| 5768398 | Signal amplification system with automatic equalizer | Patrick A. A. Timmermans | 1998-06-16 |
| 5754846 | Method of storing a topological network, and methods and apparatus for identifying series of 1-cells in a network stored by such a method | Leonardus M. H. E. Driessen | 1998-05-19 |
| 5748751 | Signal amplifier system with improved echo cancellation | Patrick A. A. Timmermans | 1998-05-05 |
| 5740256 | Adaptive noise cancelling arrangement, a noise reduction system and a transceiver | Paulo M. Castello Da Costa, Patrick A. A. Timmermans | 1998-04-14 |
| 5610991 | Noise reduction system and device, and a mobile radio station | — | 1997-03-11 |
| 5404397 | Conference system with automatic speaker detection and speaker unit | Johannes Meijer | 1995-04-04 |
| 5390250 | Echo canceller with improved doubletalk detection | Franciscus Antonius Maria Van De Laar | 1995-02-14 |
| 4954986 | Method and apparatus for storing digital data representing a topological network | Leonardus M. H. E. Driessen | 1990-09-04 |
| 4888698 | Method for storing a parcelwise divided digital data base as well as of addressing a data parcel in a mass memory, and apparatus for carrying out the method | Leonardus M. H. E. Driessen, Paul D. M. E. Lahaije | 1989-12-19 |