Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8005363 | Passive optical network with wavelength division multiplexing | Richard Chen | 2011-08-23 |
| 7936990 | Method and node apparatus for traffic protection in optical transport network | Jun Yan | 2011-05-03 |
| 7877008 | WDM layer-based optical chanel protecting device and method thereof | Weishi Li, Youdao Xue, Dianjun Xiao, Wenbin Luo, Shiyin Zhang | 2011-01-25 |