Issued Patents All Time
Showing 151–157 of 157 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7839784 | Virtual circuit connectivity verification insertion for packet loss control in pseudowire | Yuanqiu Luo, Si Yin | 2010-11-23 |
| 7761012 | Optical communication system and method for generating dark return-to zero and DWDM optical MM-Wave generation for ROF downstream link using optical phase modulator and optical interleaver | Jianjun Yu, Lei Xu, Philip Nan Ji | 2010-07-20 |
| 7751714 | Centralized resource management in wavelength selective switch based wavelength cross connect systems | Lei Zhong, Philip Nan Ji, Osama Matsuda, Milorad Cvijectic | 2010-07-06 |
| 7579921 | On-off keying-7-phase shift keying modulation system and method for fiber communication | Chuanhui Ma | 2009-08-25 |
| 7529484 | Triplexer transceiver using parallel signal detection | Lei Xu, Lei Zong, Philip Nan Ji, Yuji Abe | 2009-05-05 |
| 7239772 | Flexible waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system | Philip Nan Ji, Lane Zong, Osamu Matsuda | 2007-07-03 |
| 7099529 | Flexible band tunable filter | Philip Nan Ji, Lane Zong, Osamu Matsuda, Kojiro Watanabe | 2006-08-29 |