Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6594317 | Simple encoding/decoding technique for code position modulation | Paul E. Gorday, Neiyer S. Correal | 2003-07-15 |
| 6571083 | Method and apparatus for automatic simulcast correction for a correlation detector | Clinton C. Powell, II, James David Hughes, Chun-Ye Susan Chang, Christopher Thomas, Mahibur Rahman +1 more | 2003-05-27 |
| 6553060 | Method and apparatus for dynamic spectrum allocation | Slim Souissi | 2003-04-22 |
| 6519275 | Communications system employing differential orthogonal modulation | Neiyer S. Correal, Paul E. Gorday, Frederick L. Martin, Qicai Shi | 2003-02-11 |
| 6370365 | Selective call radio having an integrated frequency conversion circuit | Scott Robert Humphreys, Keith Jackoski | 2002-04-09 |
| 6327300 | Method and apparatus for dynamic spectrum allocation | Slim Souissi | 2001-12-04 |
| 6275500 | Method and apparatus for dynamic control of talk groups in a wireless network | Christopher Thomas | 2001-08-14 |
| 6259902 | Dual channel superheterodyne receiver | John Robert Siomkos | 2001-07-10 |
| 6215360 | Semiconductor chip for RF transceiver and power output circuit therefor | — | 2001-04-10 |
| 6184751 | Amplifier circuit | John Robert Siomkos | 2001-02-06 |
| 6169889 | Method and electronic device using random pulse characteristics in digital signals | Mark L. Servilio, Michael J. DeLuca | 2001-01-02 |
| 6160490 | Apparatus for improving the battery life of a selective call receiver | Gary L. Pace, George W. Smoot | 2000-12-12 |
| 6055436 | Method and apparatus for detecting simulcast channel conditions | Clinton C. Powell, II | 2000-04-25 |
| 5940757 | Communication system and method for selecting alternative frequencies | — | 1999-08-17 |
| 5838741 | Communication device and method for reducing effects of noise introduction by synchronizing data transfer to a received signal | Zakir Hussain Ansari, Von A. Mock, Eric Thomas Eaton, David J. Hayes | 1998-11-17 |
| 5734974 | Selective call receivers with stepwise variable gain control | James G. Mittel, Vance H. Peterson, Burkhard Dick, Knud Holtvoeth, Wilfried Knop | 1998-03-31 |
| 5678223 | Method and apparatus for an automatic frequency control receiver | Frederick Loring Kampe, Gary L. Pace, James David Hughes | 1997-10-14 |
| 5631924 | Method and apparatus for baud rate detection in an FM receiver using parameters unrelated to baud rate as confirmation | Frederick Loring Kampe | 1997-05-20 |
| 5606731 | Zerox-IF receiver with tracking second local oscillator and demodulator phase locked loop oscillator | Gary L. Pace, Vance H. Peterson | 1997-02-25 |
| 5604926 | Phase locked loop circuit current mode feedback | Gary L. Pace, Vance H. Peterson | 1997-02-18 |
| 5555452 | Peak and valley signal measuring circuit using single digital-to-analog converter | Gary L. Pace, James David Hughes | 1996-09-10 |
| 5495344 | Facsimile paging system with virtual display capability and method therefor | Gregg Rasor | 1996-02-27 |
| 5063357 | Stable, reliable oscillator system using automatic oscillator substitution | William R. Williams | 1991-11-05 |