Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8571929 | Non pre-approved channel filtering for card acquisition | Yanyan Guo, Michael A. Vapenik | 2013-10-29 |
| 8190470 | Non pre-approved channel filtering for card acquisition | Yanyan Guo, Michael A. Vapenik | 2012-05-29 |
| 6671466 | Distortion compensation in optically amplified lightwave communication systems | Sonali Banerjee, James W. Sulhoff, Yan Sun | 2003-12-30 |
| 6602002 | High capacity optical transmission arrangement | James W. Sulhoff, Yan Sun, John Zyskind | 2003-08-05 |
| 6501870 | System and method for reducing effects of optical impairments in optically amplified lightwave communication systems | Sonali Banerjee, Yan Sun | 2002-12-31 |
| 6473212 | Lightwave communication systems using semiconductor optical amplifiers | Andrew R. Chraplyvy, Robert Meachem Jopson, James W. Sulhoff, Yan Sun | 2002-10-29 |
| 6381560 | Methods of modeling erbium doped fiber amplifiers | Virendra S. Shah, James W. Sulhoff, Yan Sun, Liyan Zhang | 2002-04-30 |
| 6151145 | Two-wavelength WDM Analog CATV transmission with low crosstalk | Thomas H. Wood, John Zyskind | 2000-11-21 |
| 6094298 | Erbium-doped fiber amplifier with automatic gain control | Gengxian Luo, James W. Sulhoff, Yan Sun, John Zyskind | 2000-07-25 |
| 6049416 | Erbium-doped fiber amplifiers with desired gain-bandwidth characteristics | James W. Sulhoff, Yan Sun, John Zyskind | 2000-04-11 |
| 6049417 | Wide band optical amplifier | James W. Sulhoff, Yan Sun, John Zyskind | 2000-04-11 |
| 6049418 | Noise figure in optical amplifiers with a split-band architecture | James W. Sulhoff, Yan Sun, Paul F. Wysocki | 2000-04-11 |
| 6025941 | Stable wavelength division multiplex ring network | James W. Sulhoff, Yan Sun, John Zyskind | 2000-02-15 |
| 6008932 | Erbium-doped fiber amplifier with automatic gain control | Gengxian Luo, James W. Sulhoff, Yan Sun, John Zyskind | 1999-12-28 |
| 5900968 | Method of fast gain control in WDM optical networks | James W. Sulhoff, Yan Sun, Robert William Tkach, John Zyskind | 1999-05-04 |
| 5900969 | Broadband flat gain optical amplifier | James W. Sulhoff, Yan Sun, Jianhui Zhou, John Zyskind | 1999-05-04 |