Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8169983 | Transcoder architecture for land mobile radio systems | Thomas A. Hengeveld, Dennis Michael Martinez | 2012-05-01 |
| 7773710 | Method and system for data reception with decreased bit error rate | Richard D. Taylor | 2010-08-10 |
| 7697689 | Secure transmission system for a digital trunked radio system | James F. Collum, Eugene H. Peterson, III, Dennis Maddox | 2010-04-13 |
| 7596194 | System and method for automatic roaming in land mobile radio systems | — | 2009-09-29 |
| 7546135 | Extended addressing for a digital trunked radio system | Eugene H. Peterson, III | 2009-06-09 |
| 7242910 | Self-calibrating radio | Eugene H. Peterson, III | 2007-07-10 |
| 7203318 | Secure transmission system for a digital trunked radio system | James F. Collum, Eugene H. Peterson, III, Dennis Maddox | 2007-04-10 |
| 6775337 | Digital automatic gain control with feedback induced noise suppression | Vincent Massaro, Thomas Alexander Savage | 2004-08-10 |
| 6434136 | Single channel autonomous trunking (SCAT) systems and methods that use a single duplex time division multiple access (TDMA) channel for SCAT control and working channels | Edward Alexander Combs, Andrew Sam Mack | 2002-08-13 |
| 6317595 | Methods and system for transferring calls within trunked digital radio communications systems | James T. St. John | 2001-11-13 |
| 6292660 | Adaptive site scanning based on fade base estimation | Mac L. Hartless | 2001-09-18 |
| 6266536 | System and method for dynamic overlap compensation in a simulcast network | — | 2001-07-24 |
| 6014375 | TDMA radio protocol with adaptive vocoder selection | — | 2000-01-11 |
| 5892464 | Message encoding technique for communication systems | James T. St. John | 1999-04-06 |
| 5790527 | Trunked radio frequency communication system for accommodating both frequency and time division based RF communications | Philip C. Gulliford, Clayton F. Helvey, Satish Kappagantula, Ross W. Lampe, Anthony B. Waldroup | 1998-08-04 |