Issued Patents All Time
Showing 76–100 of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9258166 | Timing synchronization apparatus and method for multi-carrier modulation signals | Weizhen Yan, Lei Li | 2016-02-09 |
| 9219622 | Method and apparatus for compensating nonlinear damage | Weizhen Yan, Takeshi Hoshida | 2015-12-22 |
| 9209899 | Method and apparatus for adaptive nonlinear equalization in a polarization multiplexing optical communication system | Weizhen Yan | 2015-12-08 |
| 9160448 | Apparatus and method for estimating intra-channel nonlinear damage | Yangyang Fan, Liang Dou | 2015-10-13 |
| 9143240 | Nonlinear compensating apparatus and method and transmitter | Liang Dou | 2015-09-22 |
| 9106339 | Coefficient determining apparatus, equalizer, receiver and transmitter | Meng Yan, Lei Li | 2015-08-11 |
| 8995835 | Inverse channel apparatus and transmitter, receiver and system containing the apparatus | Weizhen Yan | 2015-03-31 |
| 8989324 | Receiver and receiving method | Meng Yan | 2015-03-24 |
| 8977119 | Automatic bias control method and apparatus for optical transmitter | Meng Yan | 2015-03-10 |
| 8935115 | Method and apparatus for compensating nonlinear damage | Weizhen Yan, Takeshi Hoshida | 2015-01-13 |
| 8891684 | Nonlinear estimating apparatus and method and receiver | Liang Dou | 2014-11-18 |
| 8891669 | Nonlinear compensating apparatus and method and transmitter | Liang Dou | 2014-11-18 |
| 8886056 | Apparatus for self-phase modulation noise calculation, apparatus for self-phase modulation noise elimination and optical coherent receiver | Lei Li, Takeshi Hoshida | 2014-11-11 |
| 8849131 | Polarization scattering compensation device and polarization scattering compensation method | Lei Li, Shoichiro Oda | 2014-09-30 |
| 8798477 | Chromatic dispersion monitor and method, chromatic dispersion compensator | Ling Liu, Takahito Tanimura | 2014-08-05 |
| 8787437 | Adaptive equalizer and method thereof | Ling Liu, Takahito Tanimura | 2014-07-22 |
| 8774313 | Nonlinear compensating apparatus and transmitter | Liang Dou | 2014-07-08 |
| 8761613 | External modulator monitoring device and external modulator monitoring method | Liang Dou | 2014-06-24 |
| 8762086 | Phase imbalance monitoring apparatus, amplitude imbalance monitoring apparatus, and apparatus using the same | Jun Tian, Huijian Zhang, Hisao Nakashima | 2014-06-24 |
| 8750443 | Phase error estimator, coherent receiver and phase error estimating method | Lei Li, Hisao Nakashima | 2014-06-10 |
| 8687646 | Method and apparatus for bit and power allocation, and communication system | Huijian Zhang | 2014-04-01 |
| 8675470 | Crosstalk coefficient estimating apparatus and crosstalk coefficient estimating method | Ling Liu, Shoichiro Oda | 2014-03-18 |
| 8666262 | Method for adaptive blind equalization of PSK signal, equalizer and receiver | Meng Yan, Huijian Zhang, Shoichiro Oda | 2014-03-04 |
| 8654826 | Multi-stage phase estimation method and apparatus | Jianqiang Li, Lei Li | 2014-02-18 |
| 8655195 | Average length magnitude detecting apparatus, and method | Weizhen Yan, Lei Li | 2014-02-18 |