Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7054559 | Method and system for modular multiplexing and amplification in a multi-channel plan | Viet Le | 2006-05-30 |
| 7016610 | Self-adjusting optical add-drop multiplexer and optical networks using same | Guohua Xiao, Lintao Zhang, Xiaofan Cao | 2006-03-21 |
| 6721509 | Self-adjusting optical add-drop multiplexer and optical networks using same | Guohua Xiao, Lintao Zhang, Xiaofan Cao | 2004-04-13 |
| 6704510 | PMD characterization across multiple optical channels of an optical link | Andrew Robinson | 2004-03-09 |
| 6681081 | Method of avoiding excessive polarization mode dispersion in an optical communications link | — | 2004-01-20 |
| 6493116 | PMD characterization across multiple optical channels of an optical link | Andrew Robinson | 2002-12-10 |
| 6396606 | Method of avoiding excessive polarization mode dispersion in an optical communications link | — | 2002-05-28 |
| 6310690 | Dense wavelength division multiplexer utilizing an asymmetric pass band interferometer | Simon Cao | 2001-10-30 |
| 6310993 | Method and apparatus for chromatic dispersion compensation and dispersion slope compensation in wavelength division multiplexed systems utilizing a channel separator and virtually imaged phased arrays | Simon Cao, Guohua Xiao | 2001-10-30 |
| 6111675 | System and method for bi-directional transmission of telemetry service signals using a single fiber | Glenn A. Wellbrock, Harold Clay Wispell, II | 2000-08-29 |
| 6043914 | Dense WDM in the 1310 nm band | Joseph C. Cook | 2000-03-28 |
| 5926590 | Power equalizer in a multiple wavelength bidirectional lightwave amplifier | — | 1999-07-20 |
| 5796096 | Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials | George Rakuljic, Victor Leyva, Amnon Yariv, Koichi Sayano, Arthur B. O'Connor +2 more | 1998-08-18 |
| 5689594 | Multiple wavelength bidirectional lightwave amplifier | — | 1997-11-18 |
| 5420868 | Suppression of brillouin scattering in lightwave transmission system | Andrew R. Chraplyvy, Robert William Tkach | 1995-05-30 |