Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11867540 | Brillouin optical time domain reflectometer with ultra-high spatial resolution based on bipolar differential phase encoding | Baiou Guan, Xiangjie Ma, Jinding Zhu | 2024-01-09 |
| 9520951 | Signal transmission method, transmitter, and signal transmission system | Zhaohui Li, Ke Wang | 2016-12-13 |
| 8737844 | Method and apparatus for implementing PDM-BPSK modulation and QPSK modulation in compatible manner | Li Zeng, Lei Liu, Chao LU, Yanfu Yang, Zhaohui Li | 2014-05-27 |