Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7796633 | Range equalization transceiver system and method of using same | Mark A. Birchler, Jeffrey D. Bonta | 2010-09-14 |
| 7489733 | Channel estimation using a minimized channel prediction interval | Colin Frank, Robert J. Corke, Isam R. Makhlouf | 2009-02-10 |
| 7471734 | Space-time transmit diversity scheme for time-dispersive propagation media | Joseph Lyle Thomas, James P. Michels | 2008-12-30 |
| 7257171 | Method and apparatus for reference symbol aided channel estimation | Robert J. Corke, Colin Frank, Isam R. Makhlouf | 2007-08-14 |
| 7233633 | Channel estimation using linearly constrained filter coefficients | Isam R. Makhlouf | 2007-06-19 |
| 7126929 | Antenna method and apparatus | William J. Turney | 2006-10-24 |
| 7072783 | Frequency and timing error estimation and corresponding channel characterization in a communication system | Isam R. Makhlouf | 2006-07-04 |
| 6441786 | Adaptive antenna array and method for control thereof | Mark A. Birchler, Nicholas C. Oros, James P. Michels | 2002-08-27 |
| 6396825 | Method and apparatus for using a pseudo-random signal in a communication system | Mark A. Birchler, Debra A. Jones, Nicholas C. Oros | 2002-05-28 |
| 6201955 | Method and apparatus for receiving a radio frequency signal using a plurality of antennas | Isam R. Makhlouf | 2001-03-13 |
| 6167275 | Method and apparatus for determining a location of a communication unit in a wireless communication system | Nicholas C. Oros, Mark A. Birchler | 2000-12-26 |
| 5758275 | Method and apparatus for scheduling adaptation for a notch filter | Gregory W. Cox, Robert Francis Lay, Douglas M. Hamilton, Mark A. Gannon, Manuel P. Gabato | 1998-05-26 |
| 5715240 | Communication device capable of estimating signal quality without synchronization pattern | Jaime Andres Borras, James P. Michels, Troy J. Beukema | 1998-02-03 |
| 5638403 | Low-splatter peak-to-average signal reduction with interpolation | Mark A. Birchler, Alek Tziortzis | 1997-06-10 |
| 5553102 | Diversity reception communication system with maximum ratio combining method | Mark A. Birchler, Nicholas C. Oros | 1996-09-03 |
| 5533004 | Method for providing and selecting amongst multiple data rates in a time division multiplexed system | Kenneth J. Crisler | 1996-07-02 |
| 5519730 | Communication signal having a time domain pilot component | Mark A. Birchler, James D. Solomon | 1996-05-21 |
| 5487091 | Method for determining signal usability in a diversity receiver | Mark A. Birchler | 1996-01-23 |
| 5469465 | Method and apparatus for mitigating distortion effects in the determination of signal usability | Mark A. Birchler, Timothy Wilson | 1995-11-21 |
| 5440590 | Method and apparatus for producing a usable signal from received diverse modulated signals | Mark A. Birchler, Karen A. Brailean, Timothy Wilson | 1995-08-08 |
| 5440582 | Method and apparatus for determining signal usability | Mark A. Birchler, Timothy Wilson | 1995-08-08 |
| 5406588 | Method and apparatus for mitigating distortion effects in the determination of signal usability | Mark A. Birchler, Timothy Wilson | 1995-04-11 |
| 5396656 | Method for determining desired components of quadrature modulated signals | Mark A. Birchler | 1995-03-07 |
| 5381449 | Peak to average power ratio reduction methodology for QAM communications systems | Mark A. Birchler | 1995-01-10 |
| 5377229 | Multi-modulation scheme compatible radio | Alan L. Wilson, Mark Cudak, Bradley M. Hiben, Eric F. Ziolko | 1994-12-27 |