Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10382147 | Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Robert Astle Henshaw +1 more | 2019-08-13 |
| 9571152 | Apparatus and methods for calibration of envelope trackers | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Robert Astle Henshaw +1 more | 2017-02-14 |
| 9294043 | Apparatus and methods for calibrating envelope trackers | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Robert Astle Henshaw +1 more | 2016-03-22 |
| 8989682 | Apparatus and methods for envelope tracking calibration | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Robert Astle Henshaw +1 more | 2015-03-24 |
| 8981846 | Joint optimisation of supply and bias modulation | Gerard Wimpenny, Robert J. Henshaw, Yi Qin | 2015-03-17 |
| 8093946 | Joint optimisation of supply and bias modulation | Gerard Wimpenny, Robert J. Henshaw, Yi Qin | 2012-01-10 |
| 7333779 | PLL circuit and radio communication terminal apparatus using the same | Taizo Yamawaki, Takefumi Endo, Kazuo Watanabe, Kazuaki Hori | 2008-02-19 |
| 7266171 | Phase-locked loop circuit and radio communication apparatus using the same | Taizo Yamawaki, Masaru Kokubo, Tomio Furuya, Kazuo Watanabe | 2007-09-04 |
| 7224948 | Transmitter and radio communication terminal using the same | Taizo Yamawaki, Satoshi Tanaka, Masaru Kokubo, Kazuo Watanabe, Masumi Kasahara +1 more | 2007-05-29 |
| 6996377 | PLL circuit and radio communication terminal apparatus using the same | Taizo Yamawaki, Takefumi Endo, Kazuo Watanabe, Kazuaki Hori | 2006-02-07 |
| 6970683 | PLL circuit and radio communication terminal apparatus using the same | Taizo Yamawaki, Takefumi Endo, Kazuo Watanabe, Kazuaki Hori | 2005-11-29 |
| 6639933 | Phase-locked loop circuit and radio communication apparatus using the same | Taizo Yamawaki, Masaru Kokubo, Tomio Furuya, Kazuo Watanabe | 2003-10-28 |
| 6324219 | Phase-locked loop circuit and radio communication apparatus using the same | Taizo Yamawaki, Masaru Kokubo, Tomio Furuya, Kazuo Watanabe | 2001-11-27 |
| 6163585 | Phase-locked loop circuit and radio communication apparatus using the same | Taizo Yamawaki, Masaru Kokubo, Tomio Furuya, Kazuo Watanabe | 2000-12-19 |