Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10651931 | Determining in-band optical signal-to-noise ratio in polarization-multiplexed optical signals using signal correlations | — | 2020-05-12 |
| 10218436 | Determining in-band optical signal-to-noise ratio in polarization-multiplexed optical signals using signal correlations | — | 2019-02-26 |
| 9825698 | Determining in-band optical signal-to-noise ratio in polarization-multiplexed optical signals using signal correlations | — | 2017-11-21 |
| 8294896 | Determining in-band optical signal-to-noise ratios in optical signals with time-varying polarization states using polarization extinction | — | 2012-10-23 |
| 8135275 | Measuring chromatic dispersion in an optical wavelength channel of an optical fiber link | Brandon C. Collings | 2012-03-13 |
| 8131157 | Method and apparatus for generating signals with increased dispersion tolerance using a directly modulated laser transmitter | Daniel Mahgerefteh, Parviz Tayebati | 2012-03-06 |
| 6411750 | Distortion analyzer | Daniel Fishman, David L. Wilson | 2002-06-25 |
| 6330375 | Distortion analyzer for compensation apparatus of first order polarization mode dispersion (PMD) | Daniel Fishman, David L. Wilson | 2001-12-11 |
| 5970201 | Power regulation in optical networks | Philip J. Anthony, Edmond J. Murphy, Timothy O. Murphy | 1999-10-19 |
| 5930414 | Method and apparatus for automatic compensation of first-order polarization mode dispersion (PMD) | Daniel Fishman, David L. Wilson | 1999-07-27 |
| 5892606 | Maintenance of optical networks | Mohammad Taghi Fatehi | 1999-04-06 |
| 5801863 | Maintenance of optical networks | Mohammad Taghi Fatehi | 1998-09-01 |
| 5745274 | Maintenance of optical networks | Mohammad Taghi Fatehi | 1998-04-28 |
| 5611005 | High-speed polarization scrambler with adjustable chirp | Robert W. Smith | 1997-03-11 |
| 5600738 | Polarization dispersion compensation for optical devices | Glenn D. Bergland, Steven K. Korotky, Edmond J. Murphy | 1997-02-04 |
| 5495543 | Polarization-independent optical wavelength selective coupler | Rodney C. Alferness | 1996-02-27 |
| 5388170 | Electrooptic device structure and method for reducing thermal effects in optical waveguide modulators | Steven K. Korotky, John J. Veselka, Jr. | 1995-02-07 |
| 5361270 | Apparatus and method employing polarization modulation to reduce effects of polarization hole burning and/or polarization dependent loss | — | 1994-11-01 |
| 5359678 | Apparatus and method employing fast polarization modulation to reduce effects of polarization hole burning and/or polarization dependent loss | Robert Rosenberg | 1994-10-25 |
| 5327511 | Apparatus and method employing fast polarization modulation to reduce effects of polarization hole burning and polarization dependent loss | Robert Rosenberg | 1994-07-05 |
| 5317439 | Automatic on-line monitoring and optimization of optical network switching nodes | Mohammad Taghi Fatehi | 1994-05-31 |
| 5296956 | Performance monitoring and fault location for optical equipment, systems and networks | Mohammad Taghi Fatehi | 1994-03-22 |
| 5212743 | Automatic polarization controller having broadband, reset-free operation | — | 1993-05-18 |
| 4966431 | Integrated-optic endless polarization transformer | — | 1990-10-30 |