Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381648 | Probabilistic constellation shaping for point-to-multipoint optical fiber communication systems employing subcarriers | — | 2025-08-05 |
| 12057934 | Methods and apparatus for sub-carrier interleaving to improve overall forward error correction | Sandy Thomson, Sofia Amado, Aroutchelvame Mayilavelane, Scott Pringle, Ahmed Awadalla +3 more | 2024-08-06 |
| 12047163 | Out-of-band communication channel for point-to-multi-point communications | Syed Muhammad Bilal, Demin Yao, Xiang Chen, Han Henry Sun, Byungyoon Min +3 more | 2024-07-23 |
| 11950031 | Transmission impairment compensation in point-to-multipoint communication systems | Syed Muhammad Bilal, Scott Pringle, Mehdi Karimi, William Isaac | 2024-04-02 |
| 11550547 | Random noise generation | Mohammad Ali Sedaghat, Andreas Bisplinghoff, Gregory Bryant | 2023-01-10 |
| 11424833 | Digital resampling method and apparatus | — | 2022-08-23 |
| 11101890 | Unequal spacing on multilevel signals | Marco Mazzini, Alberto Cervasio, Matthew J. Traverso | 2021-08-24 |
| 11018777 | Digital resampling method and apparatus | — | 2021-05-25 |
| 10720995 | Unequal spacing on multilevel signals | Marco Mazzini, Alberto Cervasio, Matthew J. Traverso | 2020-07-21 |
| 10491295 | Optical transceiver compensation, monitoring and alarming | Soeren Gehrke, Johann B. Schiessl | 2019-11-26 |
| 10122470 | Clock recovery for optical transmission systems | — | 2018-11-06 |
| 9991953 | Transmitter self-calibration of time delay and frequency response for high baud-rate QAM transceivers | Thomas Duthel | 2018-06-05 |
| 9967027 | Optical transceiver compensation, monitoring and alarming | Soeren Gehrke, Johann B. Schiessl | 2018-05-08 |
| 9935720 | Control of LO signal frequency offset between optical transmitters and receivers | Thomas Duthel, Joerg Leykauf, Karsten Michaelsen | 2018-04-03 |
| 9876566 | Optical transceiver compensation, monitoring and alarming | Soeren Gehrke, Johann B. Schiessl | 2018-01-23 |
| 9735888 | Control of LO signal frequency offset between optical transmitters and receivers | Thomas Duthel, Joerg Leykauf, Karsten Michaelsen | 2017-08-15 |
| 9419726 | Clock recovery for optical transmission systems | — | 2016-08-16 |
| 8655196 | Phase control circuit and method for optical receivers | — | 2014-02-18 |
| 7680420 | Optical E-field modulation using a directly driven laser | Dave Walker, Kim B. Roberts, Maurice O'Sullivan, Leo Strawczynski, James Whiteaway +2 more | 2010-03-16 |
| 7272327 | Multi-detector detection of optical signals | Richard E. Epworth, Peter Anslow | 2007-09-18 |
| 7209670 | Polarization diversity receiver for optical transmission system | Richard E. Epworth, Alan Robinson | 2007-04-24 |
| 6674566 | Raman amplification | Nigel Jolley | 2004-01-06 |
| 6624928 | Raman amplification | Jowan Masum-Thomas, Andrew Maroney, Richard D. Thomas | 2003-09-23 |
| 6556343 | Optical fiber device | Kevin J Cordina, Jonathan King | 2003-04-29 |
| 6452716 | Amplitude modulation of a pump laser signal in a distributed raman amplifier | David W. Park, Vincent Handerek | 2002-09-17 |