| 6961502 |
Optical module including an optically lossy component and an erbium-doped waveguide for insertion between stages of an optical amplifier |
Paul F. Wysocki, Sergey Frolov, Allan James Bruce, Joseph Shmulovich |
2005-11-01 |
| 6865018 |
Multistage optical amplifier having a fiber-based amplifier stage and a planar waveguide-based amplifier stage |
Sergey Frolov, Joseph Shmulovich, Allan James Bruce |
2005-03-08 |
| 6782203 |
Scalable optical demultiplexing arrangement for wide band dense wavelength division multiplexed systems |
Wenhua Lin |
2004-08-24 |
| 6512864 |
Optical multiplexer/demultiplexer arrangement for WDM signals having in-band and out-of-band signal components |
Wenhua Lin, Nathan Myron Denkin |
2003-01-28 |
| 6512865 |
Cross-traffic suppression in wavelength division multiplexed systems |
Wenhua Lin |
2003-01-28 |
| 6501874 |
Dispersion compensator using Bragg gratings in transmission |
Sergey Frolov, Joseph Shmulovich |
2002-12-31 |