Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9961645 | Wireless communication system, base station device and transmission power control method | Kotaro Shiizaki, Junji Otonari | 2018-05-01 |
| 9730126 | Base station and handover control method | Dai Kimura, Michiko Anbe | 2017-08-08 |
| 9414277 | Base station and method for controlling base station | — | 2016-08-09 |
| 9380509 | Base station and base station control method | — | 2016-06-28 |
| 9263994 | Amplifying device, distortion compensating device, and amplifying method | Hiroyoshi Ishikawa, Yuichi Utsunomiya, Toshio Kawasaki, Kazuo Nagatani | 2016-02-16 |
| 9143965 | Wireless station and transmission power determination method | Junji Otonari | 2015-09-22 |
| 9100263 | Distortion compensation apparatus and distortion compensation method | Yuichi Utsunomiya, Hiroyoshi Ishikawa, Kazuo Nagatani | 2015-08-04 |
| 8933752 | Power amplifier apparatus, distortion compensation coefficient updating method, and transmission apparatus | Kazuo Nagatani, Yuichi Utsunomiya, Hiroyoshi Ishikawa, Hajime Hamada | 2015-01-13 |
| 8787487 | Distortion compensation device and distortion compensating method | Kazuo Nagatani, Hiroyoshi Ishikawa, Yuichi Utsunomiya | 2014-07-22 |
| 8737937 | Distortion compensation apparatus, transmitter, and distortion compensation method | Hiroyoshi Ishikawa, Kazuo Nagatani | 2014-05-27 |
| 8712345 | Distortion compensation device, distortion compensation method, and radio transmitter | Hiroyoshi Ishikawa, Kazuo Nagatani, Yuichi Utsunomiya | 2014-04-29 |
| 8655289 | Distortion compensation device, transmitter, and distortion compensation method | Hiroyoshi Ishikawa, Yuichi Utsunomiya, Kazuo Nagatani | 2014-02-18 |
| 8619905 | Predistorter and distortion compensation method | Hiroyoshi Ishikawa, Yuichi Utsunomiya, Kazuo Nagatani | 2013-12-31 |
| 8605815 | Delay amount estimating apparatus and signal transmitting apparatus | Yuichi Utsunomiya, Hiroyoshi Ishikawa, Hajime Hamada, Kazuo Nagatani | 2013-12-10 |
| 8588711 | Transmission apparatus and distortion compensation method | Hiroyoshi Ishikawa, Kazuo Nagatani, Yasuyuki Oishi | 2013-11-19 |
| 8571495 | Distortion compensation apparatus and method | Kazuo Nagatani, Yuichi Utsunomiya, Hajime Hamada, Hiroyoshi Ishikawa, Shohei ISHIKAWA | 2013-10-29 |
| 8525592 | Power amplification device, transmitter, and power amplification control method | Hiroyoshi Ishikawa, Yuichi Utsunomiya, Kazuo Nagatani | 2013-09-03 |
| 8520770 | Amplitude suppressing apparatus and signal transmitting apparatus | Hiroyoshi Ishikawa, Hajime Hamada, Yuichi Utsunomiya, Kazuo Nagatani | 2013-08-27 |
| 8509349 | Transmitter and distortion compensating method | Kazuo Nagatani, Hiroyoshi Ishikawa, Yuichi Utsunomiya, Toshio Kawasaki | 2013-08-13 |
| 8493144 | Distortion compensation device, radio communication device, and distortion compensation method | Hiroyoshi Ishikawa, Hajime Hamada, Yuichi Utsunomiya, Kazuo Nagatani, Yasuyuki Oishi | 2013-07-23 |
| 8489037 | Power amplifying apparatus with bandwidth limitation processing on variable power supply | Hiroyoshi Ishikawa, Hajime Hamada, Yuichi Utsunomiya, Kazuo Nagatani | 2013-07-16 |
| 8451055 | Distortion compensating apparatus, transmitting apparatus, and distortion compensating method | Hiroyoshi Ishikawa, Hajime Hamada, Yuichi Utsunomiya, Kazuo Nagatani | 2013-05-28 |
| 8452250 | DC offset compensation method and DC offset compensation device | Hiroyoshi Ishikawa, Kazuo Nagatani, Hajime Hamada, Tokuro Kubo | 2013-05-28 |
| 8442157 | Wireless apparatus and signal processing method | Hiroyoshi Ishikawa, Kazuo Nagatani, Hajime Hamada, Yuichi Utsunomiya, Takeshi Ohba +2 more | 2013-05-14 |
| 8433262 | Transmission device and transmission method | Yuichi Utsunomiya, Hiroyoshi Ishikawa, Hajime Hamada, Kazuo Nagatani | 2013-04-30 |