Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381528 | Bidirectional variable gain amplifiers for radio frequency communication systems | Hamed Golestaneh | 2025-08-05 |
| 12348252 | Radio frequency trimmer circuit | Hassan Sarbishaei, Guillaume Alexandre Blin | 2025-07-01 |
| 11811438 | Systems and methods for magnitude and phase trimming | Hassan Sarbishaei, Guillaume Alexandre Blin | 2023-11-07 |
| 11496167 | RF signal switch | — | 2022-11-08 |
| 11451248 | Front-end systems with a shared back switch | Mackenzie Brian Cook | 2022-09-20 |
| 11201595 | Cascode power amplifier with switchable output matching network | John William Mitchell Rogers, Gordon Glen Rabjohn | 2021-12-14 |
| 10742241 | Front-end systems with directional couplers and a shared back switch | Mackenzie Brian Cook | 2020-08-11 |
| 10396830 | Front-end systems with multiple loopbacks and a shared back switch | Mackenzie Brian Cook | 2019-08-27 |
| 10236837 | Circuits, devices and methods for reducing co-channel interference | Mackenzie Brian Cook, John William Mitchell Rogers | 2019-03-19 |
| 8729949 | Switching circuit | Michael Joseph McPartlin, Chun-Wen Paul Huang | 2014-05-20 |
| 8451044 | Switching circuit | Michael Joseph McPartlin, Chun-Wen Paul Huang | 2013-05-28 |
| 7689180 | Method and apparatus for a cartesian error feedback circuit to correct distortion within a power amplifier | Johan Grundlingh, Howard Smith, Gordon Glen Rabjohn | 2010-03-30 |
| 6711396 | Method to reduce local oscillator or carrier leakage in frequency converting mixers | Adrian John Bergsma, Ronald Douglas Beards, Theodore Gregory Carron | 2004-03-23 |
| 6665353 | Quadrant switching method for phase shifter | — | 2003-12-16 |
| 6417712 | Phase shifter using sine and cosine weighting functions | R. Douglas Beards, Qi Tang, Eric Gagnon | 2002-07-09 |
| 6278872 | Frequency converter with improved linearity | Grant Darcy Poulin, Gordon Glen Rabjohn | 2001-08-21 |
| 6256511 | Dual-mode radio architecture | David Alan Brown, Fraser Murray Edwards, Christian Ansorge | 2001-07-03 |
| 6052026 | Linear gain controlled amplifier | Samuel Alfred Tiller | 2000-04-18 |
| 5977828 | Multiple-tail transconductance switchable gain amplifer | Xiaoyun Hu | 1999-11-02 |
| 5918167 | Quadrature downconverter local oscillator leakage canceller | Samuel Alfred Tiller | 1999-06-29 |
| 5532637 | Linear low-noise mixer | George Khoury, Ronald Douglas Beards | 1996-07-02 |
| 5365138 | Double mode surface wave resonators | John Saw, Thomas P. Cameron, Mark S. Suthers, Samuel Alfred Tiller | 1994-11-15 |