Duttweiler; Donald Lars
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duttweiler; Donald Lars.The latest application filed is for "echo cancellation in the network for data applications".
- Duttweiler; Donald Lars - Rumson NJ
- Duttweiler; Donald Lars - Colts Neck NJ
| Patent | Date |
|---|---|
| Quadrature filter augmentation of echo canceler basis functions Grant 6,813,352 - Duttweiler November 2, 2 | 2004-11-02 |
| Echo cancellation in the network for data applications Grant 6,628,780 - Duttweiler , et al. September 30, 2 | 2003-09-30 |
| Echo Cancellation In The Network For Data Applications App 20020057790 - DUTTWEILER, DONALD LARS ; et al. | 2002-05-16 |
| Video conferencing system and method for providing enhanced interactive communication Grant 5,818,514 - Duttweiler , et al. October 6, 1 | 1998-10-06 |
| Intelligent near-end speech detection Grant 5,752,229 - Duttweiler , et al. May 12, 1 | 1998-05-12 |
| Echo canceler E-side speech detector Grant 5,668,865 - Duttweiler , et al. September 16, 1 | 1997-09-16 |
| Quasi-pulse stuffing synchronization Grant 4,095,053 - Duttweiler , et al. June 13, 1 | 1978-06-13 |
| Digital signal processing arrangement using a cascaded integrator function generator Grant 3,990,073 - Duttweiler November 2, 1 | 1976-11-02 |
| Block digital processor for use with nonuniformly encoded digital words Grant 3,945,002 - Duttweiler , et al. March 16, 1 | 1976-03-16 |
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