Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6219531 | Architecture and frequency plan for a UHF portable radio | Gerald E. Roberts, John Russell Lane, John Poirier, Robert B. Sanders, William P. Overstreet +3 more | 2001-04-17 |
| 5450622 | Method and apparatus for providing a very fast acting noise squelch control system for an RF radio receiver | — | 1995-09-12 |
| 5146187 | Synthesizer loop filter for scanning receivers | — | 1992-09-08 |
| 4866404 | Phase locked frequency synthesizer with single input wideband modulation system | — | 1989-09-12 |
| 4864257 | Phase locked frequency synthesizer with single input gain compensated wideband modulation system | — | 1989-09-05 |
| 4511863 | Combined modulation and temperature compensation circuit | — | 1985-04-16 |
| 4498194 | Multifrequency scanning receiver with priority frequency monitoring | — | 1985-02-05 |
| 4433315 | Tunable coupling network | — | 1984-02-21 |
| 4409563 | Phase locked loop frequency synthesizer with frequency compression loop | — | 1983-10-11 |
| 4347484 | Synthesizer having an injection synchronized divider | — | 1982-08-31 |
| 4262264 | Apparatus and method for achieving acquisition and maintaining lock in a phase locked loop | — | 1981-04-14 |