Issued Patents 2017
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9853739 | Optical transmitter and method for controlling bias of optical modulator | Hisao Nakashima, Yuichi Akiyama | 2017-12-26 |
| 9825699 | Method and apparatus for correcting inter-channel power imbalance and receiver | Ying Zhao, Liang Dou, Zhenning Tao, Taku Saito | 2017-11-21 |
| 9686020 | Signal processing device and signal processing method | Hikari Mochizuki, Osamu Takeuchi | 2017-06-20 |
| 9667347 | Optical transmitter, optical receiver, method of compensating non-linear distortion, and communication apparatus | Tomofumi Oyama, Hisao Nakashima | 2017-05-30 |
| 9654224 | Optical transmission device, nonlinear distortion compensation method, and nonlinear distortion pre-equalization method | Tomofumi Oyama, Takahito Tanimura, Hisao Nakashima, Yuichi Akiyama | 2017-05-16 |
| 9564975 | Optical transmission device, method of optical transmission, and non-transitory computer-readable medium | Yuichi Akiyama | 2017-02-07 |
| 9559771 | Optical transmission device, node device, optical transmission method, and optical transmission system | Shoichiro Oda, Yasuhiko Aoki | 2017-01-31 |
| 9553674 | Optical transmitter and method of optical transmission | Takahito Tanimura | 2017-01-24 |