Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7664472 | Reducing the peak-to-average power ratio of a signal | William E. Coleman, Mark A. Gloudemans, Bror Peterson, Jayanti Patel | 2010-02-16 |
| 6229858 | Phaselock threshold correction | Donald R. Stephens | 2001-05-08 |
| 6094463 | Phaselock threshold correction | Donald R. Stephens | 2000-07-25 |
| 5901173 | Noise Estimator | Donald R. Stephens | 1999-05-04 |
| 4538280 | Coherent spread spectrum pseudonoise tracking loop | Carl F. Andren | 1985-08-27 |
| 4530103 | Method and apparatus for baseband tracking of a PN code sequence in a spread spectrum receiver | David E. Sanders, George P. Bortnyk | 1985-07-16 |
| 4509017 | Method and apparatus for pulse angle modulation | Carl F. Andren, David E. Sanders | 1985-04-02 |
| 4499585 | Method and apparatus for producing a shaped spectrum modulating signal | David E. Sanders, Richard E. Roberson | 1985-02-12 |
| 4485358 | Method and apparatus for pulse angle modulation | Carl F. Andren, David E. Sanders | 1984-11-27 |
| 4484335 | Method and apparatus for despreading a spread spectrum signal at baseband | David E. Sanders | 1984-11-20 |
| 4400790 | Transversal correlator | Ramon P. Chambers | 1983-08-23 |
| 4392232 | Simplified transversal correlator for MSK and MSK related waveforms | Carl F. Andren | 1983-07-05 |
| 4348641 | Digital baseband carrier recovery circuit | Lex A. Scott, Carl F. Andren | 1982-09-07 |
| 4333060 | Phase locked loop for recovering data bit timing | Carl F. Andren | 1982-06-01 |
| 4238739 | Preset network for a phase lock loop | Carl F. Andren, Lex A. Scott | 1980-12-09 |
| 4234966 | Double balanced diode mixer with d.c. response | Carl F. Andren | 1980-11-18 |
| 4224575 | Phase/frequency controlled phase shift keyed signal carrier reconstruction circuit | Lex A. Scott, Robert S. Gordy | 1980-09-23 |