Issued Patents All Time
Showing 26–50 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9774392 | Systems and methods using a polarimeter to localize state of polarization transients on optical fibers | David R. Doucet, Douglas W. Charlton, David C. Bownass, Joanne Wakefield | 2017-09-26 |
| 9768875 | Optical modulation schemes having reduced nonlinear optical transmission impairments | Qunbi Zhuge, Michael Andrew Reimer, Shahab Oveis Gharan | 2017-09-19 |
| 9768880 | Method and system for nonlinear interference mitigation | Qunbi Zhuge, Michael Andrew Reimer, Shahab Oveis Gharan | 2017-09-19 |
| 9749058 | Nonlinear tolerant optical modulation formats at high spectral efficiency | Michael Andrew Reimer, Shahab Oveis Gharan, Andrew D. Shiner | 2017-08-29 |
| 9559778 | Optical dispersion compensation in the electrical domain in an optical communications system | John D. McNicol, Kieran Parsons, Leo Strawczynski, Kim B. Roberts | 2017-01-31 |
| 9319137 | Methods and systems for reduced complexity nonlinear compensation | Qunbi Zhuge, Shahab Oveis Gharan, Michael Andrew Reimer | 2016-04-19 |
| 9143238 | Optical modulation schemes having reduced nonlinear optical transmission impairments | Kim B. Roberts, Mahmoud Taherzadehboroujeni, Shahab Oveis Gharan, Andrew D. Shiner, Michael Andrew Reimer | 2015-09-22 |
| 8958696 | Coherent augmented optical add-drop multiplexer | David W. Boertjes, Kim B. Roberts, Giuseppe Bordogna | 2015-02-17 |
| 8787754 | Rapid calculation of nonlinear optical transmission impairments | Douglas James Beckett, Nourhan Eid, Michael Andrew Reimer, Xuefeng Tang | 2014-07-22 |
| 8781317 | Monitoring phase non-linearities in an optical communication system | Kim B. Roberts, Leo Strawczynski | 2014-07-15 |
| 8705982 | System and method for reducing memory requirements for electrical domain compensation of intra-channel nonlinearity in an optical communications system | Ahmed Awadalla | 2014-04-22 |
| 8594499 | Monitoring phase non-linearities in an optical communications system | Kim B. Roberts, Leo Strawczynski | 2013-11-26 |
| 8355631 | Reducing optical service channel interference in phase modulated wavelength division multiplexed (WDM) communication systems | Jamie Gaudette, Roger D. Carroll | 2013-01-15 |
| 8249467 | Self test of a dual polarization transmitter | Kim B. Roberts, Ian Betty | 2012-08-21 |
| 8139954 | System and method for reducing memory requirements for electrical domain compensation of intra-channel nonlinearity in an optical communications system | Ahmed Awadalla | 2012-03-20 |
| 8023402 | Low conversion rate digital dispersion compensation | Kim B. Roberts, Kuang-Tsan Wu, Han Henry Sun | 2011-09-20 |
| 7756421 | Electrical domain compensation of non-linear effects in an optical communications system | Kim B. Roberts, Leo Strawczynski | 2010-07-13 |
| 7701842 | Low conversion rate digital dispersion compensation | Kim B. Roberts, Kuang-Tsan Wu, Han Henry Sun | 2010-04-20 |
| 7680420 | Optical E-field modulation using a directly driven laser | Dave Walker, Kim B. Roberts, Leo Strawczynski, James Whiteaway, Christopher Fludger +2 more | 2010-03-16 |
| 7672595 | Optical transmission system architecture supporting migration to electronic compensation of link impairments | John D. McNicol | 2010-03-02 |
| 7555227 | Polarization compensation in a coherent optical receiver | Chandra Sekhar Bontu, Kim B. Roberts, Han Henry Sun, Kuang-Tsan Wu | 2009-06-30 |
| 7382985 | Electrical domain mitigation of polarization dependent effects in an optical communications system | Kim B. Roberts, Leo Strawczynski, Adrien Comeau, John D. McNicol, Kieran Parsons | 2008-06-03 |
| 7376358 | Location specific optical monitoring | Kim B. Roberts | 2008-05-20 |
| 7352971 | Broadband control of polarization mode dispersion | Kim B. Roberts, Richard Habel | 2008-04-01 |
| 7305183 | Measurement of polarization dependent loss in an optical transmission system | Kim B. Roberts, Giuseppe Bordogna, Riyaz R. Jamal, Douglas McGhan | 2007-12-04 |