Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9263999 | LINC power amplifier | — | 2016-02-16 |
| 9252714 | Transmission signal power control device and communication apparatus | — | 2016-02-02 |
| 9190964 | Distortion compensation device and distortion compensation method | Yuichi Utsunomiya, Hiroyoshi Ishikawa, Toshio Kawasaki, Kazuo Nagatani | 2015-11-17 |
| 9077409 | Signal processing system and signal processing method | — | 2015-07-07 |
| 9048796 | Transmission signal power control apparatus, communication apparatus and predistortion coefficient updating method | — | 2015-06-02 |
| 8964893 | Predistortion apparatus for power amplifier | — | 2015-02-24 |
| 8957730 | Signal processing apparatus and amplification apparatus | — | 2015-02-17 |
| 8836426 | Adaptive linearizer with narrowband feedback path | — | 2014-09-16 |
| 8798199 | Composite power amplifier, transmitter, and composite-power-amplifier control method | — | 2014-08-05 |
| 8749317 | Modulator and an amplifier using the same | — | 2014-06-10 |
| 8737527 | Composite amplifier, transmitter, and composite amplifier control method | — | 2014-05-27 |
| 8718209 | Receiving device, linearizer, and distortion compensation method | — | 2014-05-06 |
| 8686791 | Amplifying apparatus and distortion compensation method | — | 2014-04-01 |
| 8670728 | Phase correction apparatus and phase correction method | — | 2014-03-11 |
| 8648655 | Modulator and an amplifier using the same | — | 2014-02-11 |
| 8605819 | Memory effect canceller, transmitter, and memory effect cancelling method | — | 2013-12-10 |
| 8559551 | Filter device stopping input of zero-valued sample | — | 2013-10-15 |
| 8385852 | Phase correction apparatus and phase correction method | — | 2013-02-26 |
| 8306487 | Phase corrector and phase correction method | — | 2012-11-06 |
| 8004358 | Distortion compensation device | — | 2011-08-23 |
| 7778348 | Transmitter for suppressing out-of-band power for a signal | — | 2010-08-17 |
| 7634018 | Wireless communication apparatus | — | 2009-12-15 |
| 7574189 | Transmitter and power amplifying method | Takeshi Takano | 2009-08-11 |
| 7555078 | Wireless communication device | — | 2009-06-30 |
| 7532690 | Receiver for M-ary-QAM MIMO communication system | — | 2009-05-12 |