Issued Patents All Time
Showing 26–50 of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10623128 | Apparatus and method for processing a frequency offset of a pilot and receiver | Huihui Li, Ying Zhao, Liang Dou | 2020-04-14 |
| 10601504 | Method and apparatus for monitoring polarization dependent loss, receiver and communication system | Huihui Li | 2020-03-24 |
| 10560195 | Bias control apparatus and method of modulator of optical transmitter and optical transmitter | Yangyang Fan | 2020-02-11 |
| 10547381 | Apparatus and method for monitoring optical signal to noise ratio, receiver and communication system | Huihui Li | 2020-01-28 |
| 10491294 | Signal processing apparatus, apparatus and method for monitoring channel spacing and system | Huihui Li, Ying Zhao, Liang Dou | 2019-11-26 |
| 10491526 | Transmission control method and apparatus for network services and controller | Lei Li, Bo Liu | 2019-11-26 |
| 10454638 | Bit allocation method, apparatus for multicarrier modulation signal, and system | Weizhen Yan, Bo Liu, Lei Li | 2019-10-22 |
| 10439852 | Signal processing apparatus, signal transmitting apparatus and receiver | Liang Dou | 2019-10-08 |
| 10404380 | Compensation apparatus for offset drift, received signal recovery apparatus and receiver | Yangyang Fan | 2019-09-03 |
| 10367635 | Signal transmission apparatus, carrier phase recovery apparatus and method | Xiaofei SU, Liang Dou | 2019-07-30 |
| 10345673 | Bias control apparatus and method of modulator of optical transmitter and optical transmitter | Yangyang Fan | 2019-07-09 |
| 10313008 | Measurement method and apparatus for residual direct-current components and a system | Hao Chen | 2019-06-04 |
| 10313007 | System performance prediction method and apparatus | Ying Zhao | 2019-06-04 |
| 10305591 | Detection apparatus and method for noise intensity and coherent optical receiver | Ying Zhao | 2019-05-28 |
| 10263698 | Monitoring apparatus for optical signal to noise ratio, signal transmission apparatus and receiver | Liang Dou | 2019-04-16 |
| 10243725 | Apparatus and method for generating transmitting sequence, training sequence synchronization apparatus and method, apparatus and method for estimating channel spacing and system | Ying Zhao, Liang Dou | 2019-03-26 |
| 10230469 | Apparatus for measuring a filtering characteristic, pre-equalizer and optical communication equipment | Yangyang Fan, Liang Dou | 2019-03-12 |
| 10230463 | Transmission device and method for measuring optical transmission characteristics | GUOXIU HUANG, Yasuhiko Aoki, Shoichiro Oda, Setsuo Yoshida, Kyosuke Sone | 2019-03-12 |
| 10225010 | Method and apparatus for measuring a filtering characteristic, pre-equalizer and communication equipment | Yangyang Fan, Liang Dou | 2019-03-05 |
| 10225007 | Measuring apparatus and method of frequency response characteristic imbalance of optical receiver | Cheng Ju | 2019-03-05 |
| 10181907 | Method and apparatus for estimating polarization dependent loss and receiving device | Huihui Li, Ying Zhao | 2019-01-15 |
| 10177844 | Measurement method and apparatus for a residual direct-current component and system | Hao Chen | 2019-01-08 |
| 10171162 | Apparatus and method for measuring frequency response characteristics of optical transmitter and optical receiver | Cheng Ju, Liang Dou | 2019-01-01 |
| 10116388 | Apparatus for measuring a filtering characteristic, pre-equalizer and communication equipment | Yangyang Fan, Liang Dou | 2018-10-30 |
| 10009096 | Method for estimating frequency offset, apparatus and system | Meng Yan, Yinwen Cao | 2018-06-26 |