Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407335 | Method and wireless communication device for using an antenna as a sensor device in guiding selection of optimized tuning networks | Suresh K. Ramasamy, Gregory R. Black, Aaron L. Dietrich, Gustavo Dario Leizerovich, Koon Keong Shee | 2016-08-02 |
| 9301177 | Method and system to improve antenna tuner reliability | Wayne Ballantyne, Armin W. Klomsdorf, Robert S. Trocke | 2016-03-29 |
| 7187959 | Antenna structure for devices with conductive chassis | Lorenzo A. Ponce De Leon, Alejandro Candal, John P. Chenoweth | 2007-03-06 |
| 7075487 | Planar inverted-F antenna with extendable portion | Jan-Ove U. Mattsson, Paloma I. Lampert | 2006-07-11 |
| 6970728 | Extended antenna support for a wireless communications device | John P. Chenoweth, Alejandro Candal | 2005-11-29 |
| 6747987 | Transmit modulation circuit and method of operating a transmitter | Richard B. Meador, Joshua E. Dorevitch, Quang C. Le, Charles H. Matsumoto | 2004-06-08 |
| 6731694 | Isolator eliminator for a linear transmitter | John J. Bozeki, Michael H. Baker, Paul H. Gailus | 2004-05-04 |
| 6564039 | Frequency generation circuit and method of operating a tranceiver | Richard B. Meador, Ronald H. Deck, David J. Graham, Brian R. Shelton | 2003-05-13 |
| 6278333 | Phase lock loop with dual state charge pump and method of operating the same | Quang C. Le, Ronald H. Deck, Richard B. Meador | 2001-08-21 |
| 6175724 | Band switchable injection oscillator and communication device using same | Gustavo Dario Leizerovich, Peter J. Yeh | 2001-01-16 |
| 5933767 | Apparatus and method for tuning the gain of a transmitter utilizing cartesian feedback | Gustavo Dario Leizerovich, Geroncio O. Tan | 1999-08-03 |
| 5920293 | Radio frequency (RF) antenna coupler with an electrically extended ground plane | Alessandro Perrotta, Stephen Orlando Bozzone | 1999-07-06 |
| 5854578 | Active circuit having a temperature stable bias | Peter J. Yeh, Roger Davenport, Gustavo V. Leizerovich | 1998-12-29 |
| 5789995 | Low loss electronic radio frequency switch | — | 1998-08-04 |
| 5668561 | Antenna coupler | Alessandro Perrotta | 1997-09-16 |
| 5596487 | Apparatus for RF shielding radio circuitry | Julio C. Castaneda, Kok Huat Chong, Roger Dale Gamble | 1997-01-21 |
| 5335133 | Dual output battery with fault detect | Michael Bishop | 1994-08-02 |
| 5276912 | Radio frequency power amplifier having variable output power | Kazimierz Siwiak | 1994-01-04 |
| 5257411 | Radio frequency switching device | — | 1993-10-26 |
| 5133676 | Impedance matched RF spring contact | Stephen J. Hutchison, David H. Karl | 1992-07-28 |