Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11990987 | Multi-wavelength light source and photonic chip | Hongmin Chen, Shuangyuan Wu, Lin Wu, Lantian Liao | 2024-05-21 |
| 8861959 | Receiving apparatus, sending apparatus, system and method for optical polarization division multiplexing | Dafeng Tian, Zhiyu Xiao | 2014-10-14 |
| 8687979 | Method, device and system for generating and receiving a phase polarization modulated signal | Lei Liu | 2014-04-01 |
| 8457494 | PON multicast communication system, multicast management method, and corresponding devices | Jianlin Zhou | 2013-06-04 |
| 8238747 | Method and apparatus for generating DQPSK encoding optical signal | Chao Lv | 2012-08-07 |
| 7925157 | Ranging method and system for passive optical network and optical network unit thereof | Chan Zhao | 2011-04-12 |