Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873390 | System and apparatus for detecting and locating external aggression on an undersea cable | — | 2020-12-22 |
| 10454611 | Spatial division multiplexing in limited power optical communication systems | Alexei N. Pilipetskii, Oleg V. Sinkin, Georg Heinrich Mohs, Hussam G. Batshon | 2019-10-22 |
| 9503197 | Spatial division multiplexing in limited power optical communication systems | Alexei N. Pilipetskii, Oleg V. Sinkin, Georg Heinrich Mohs, Hussam G. Batshon | 2016-11-22 |
| 7373040 | Optical transmission system including dispersion slope compensation | Jin-Xing Cai, Dmitri Foursa, Carl R. Davidson, Alexei N. Pilipetskii, Morten Nissov | 2008-05-13 |
| 7336908 | Optical transmission system using optical signal processing in terminals for improved system performance | Alexei N. Pilipetskii, M. Imran Hayee | 2008-02-26 |
| 7295728 | Optical transmission system including dispersion slope compensation | Jin-Xing Cai, Dmitri Foursa, Carl R. Davidson, Alexei N. Pilipetskii, Morten Nissov | 2007-11-13 |
| 7292793 | Synchronous amplitude modulation for improved performance of optical transmission systems | — | 2007-11-06 |
| 7203429 | Optical transmission system using optical signal processing in terminals for improved system performance | Alexei N. Pilipetskii, M. Imran Hayee | 2007-04-10 |
| 7187860 | Method and apparatus for detecting localized polarization dependent anomalies on optical transmission lines | Cleo D. Anderson, William W. Patterson, III, Richard L. Maybach | 2007-03-06 |
| 6744992 | Synchronous amplitude modulation for improved performance of optical transmission systems | — | 2004-06-01 |
| RE38289 | Chromatic dispersion compensation in wavelength division multiplexed optical transmission systems | — | 2003-10-28 |
| 6584262 | Method and apparatus for the optimization of dispersion map using slope-compensating optical fibers | Alexei N. Pilipetskii, M. Imran Hayee, Bo Pedersen | 2003-06-24 |
| 6567577 | Method and apparatus for providing chromatic dispersion compensation in a wavelength division multiplexed optical transmission system | Stuart M. Abbott, Stephen Evangelides, Ekaterina A. Golovchenko, George T. Harvey, Franklin W. Kerfoot, III +2 more | 2003-05-20 |
| 6556326 | Synchronous amplitude modulation for improved performance of optical transmission systems | — | 2003-04-29 |
| 6459515 | Method and apparatus for transmitting a WDM optical signal having states of polarization that are pairwise orthogonal | — | 2002-10-01 |
| 6411413 | Method and apparatus for performing dispersion compensation without a change in polarization and a transmitter incorporating same | — | 2002-06-25 |
| 6342961 | Method and apparatus for improving spectral efficiency in wavelength division multiplexed transmission systems | Carl R. Davidson | 2002-01-29 |
| 6317238 | Chromatic dispersion management for optical wavelength division multiplexed transmission systems | Xiaobing Ma | 2001-11-13 |
| 6310709 | Synchronous polarization and phase modulation using a periodic waveform with complex harmonics for improved performance of optical transmission systems | — | 2001-10-30 |
| 6137604 | Chromatic dispersion compensation in wavelength division multiplexed optical transmission systems | — | 2000-10-24 |
| 6134033 | Method and apparatus for improving spectral efficiency in wavelength division multiplexed transmission systems | Carl R. Davidson | 2000-10-17 |
| 6057950 | Synchronous polarization and phase modulation for improved performance of optical transmission systems | — | 2000-05-02 |
| 5969806 | Chromatic dispersion measurement in a fiber optic cable | — | 1999-10-19 |
| 5946119 | Wavelength division multiplexed system employing optimal channel modulation | Carl R. Davidson, Stephen Evangelides | 1999-08-31 |
| 5912755 | Synchronous polarization and phase modulation for improved performance of optical transmission systems | — | 1999-06-15 |