Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12160306 | Automatic optical link calibration of amplified optical links | Choudhury A. Al Sayeed, David Atkinson, Scott Kohlert | 2024-12-03 |
| 11990934 | Handling band spectrum failures in a C+L band photonic line system | Choudhury A. Al Sayeed, Yanping Xu | 2024-05-21 |
| 11962401 | Reducing connection validation (CV) time in an optical node | Jean-Luc Archambault, Edward Chen, Paul Chedore, Choudhury A. Al Sayeed, David Miedema | 2024-04-16 |
| 11902724 | Resolving control conflicts among trunk protection links | Choudhury A. Al Sayeed, Edward Chen, Joanne Wakefield | 2024-02-13 |
| 11777634 | Bundling capacity changes in channel holder based optical links | Choudhury A. Al Sayeed, Yanping Xu | 2023-10-03 |
| 11770193 | Mitigating instability in cascaded optical power controllers | Loren Berg, Bing Liu | 2023-09-26 |
| 11652545 | Avoiding fiber damage on non-supervisory optical fiber links | Choudhury A. Al Sayeed, Jean-Yves Levesque, Bing Liu | 2023-05-16 |
| 11553262 | Resolving control conflicts among trunk protection links | Choudhury A. Al Sayeed, Edward Chen, Joanne Wakefield | 2023-01-10 |
| 11456814 | Automatic optical link calibration with channel holders | Choudhury A. Al Sayeed, David Atkinson, Scott Kohlert | 2022-09-27 |
| 11223423 | Re-calibrating an in-service optical multiplex section (OMS) | Choudhury A. Al Sayeed, Robert Palmer | 2022-01-11 |
| 11108489 | Reducing connection validation (CV) time in an optical node | Jean-Luc Archambault, Edward Chen, Paul Chedore, Choudhury A. Al Sayeed, David Miedema | 2021-08-31 |
| 10965373 | Handling band spectrum failures in a C+L band photonic line system | Choudhury A. Al Sayeed, Yanping Xu | 2021-03-30 |
| 10868614 | Optical power replacement for faulted spectrum in channel holder based optical links | Choudhury A. Al Sayeed, David W. Boertjes, Scott Kohlert | 2020-12-15 |
| 10826601 | Optical switch with path continuity monitoring for optical protection switching | Vipul Bhatnagar, Paul Chedore, Choudhury A. Al Sayeed, Scott Kohlert | 2020-11-03 |
| 10686543 | Time and margin constrained routing, spectrum, and restoration speed assignment in optical networks | Choudhury A. Al Sayeed, Dave Atkinson, Khaled Maamoun | 2020-06-16 |
| 10680737 | Bundling capacity changes in channel holder based optical links | Choudhury A. Al Sayeed, Yanping Xu | 2020-06-09 |
| 10547404 | Automatic optical link calibration with channel holders | Choudhury A. Al Sayeed, Dave Atkinson, Scott Kohlert | 2020-01-28 |
| 10361957 | Predicting optical spectral profiles in advance of capacity changes in optical networks | Alex W. MacKay, Choudhury A. Al Sayeed | 2019-07-23 |
| 9973295 | Systems and methods for channel additions over multiple cascaded optical nodes | Choudhury A. Al Sayeed, Loren Berg, David W. Boertjes | 2018-05-15 |
| 9806803 | Frequency offset detection and correction in optical spectrum measurement systems | Bing Liu, Alex W. MacKay, Choudhury A. Al Sayeed | 2017-10-31 |
| 9774392 | Systems and methods using a polarimeter to localize state of polarization transients on optical fibers | David R. Doucet, Douglas W. Charlton, Maurice O'Sullivan, Joanne Wakefield | 2017-09-26 |
| 9729265 | Network based onsite support | Dane Hurley, David W. Boertjes | 2017-08-08 |
| 9577763 | Spectrum controller systems and methods in optical networks | Choudhury A. Al Sayeed, David W. Boertjes, Shiyu Gao | 2017-02-21 |
| 9496980 | Method for detecting wavelength usage conflicts in an optical network | Vipul Bhatnagar, Giuseppe Bordogna | 2016-11-15 |
| 9419708 | Live monitoring of raman and fiber degradation in DWDM networks using in-service OTDR | Mohammad Mehdi Mansouri Rad, Loren Berg, David W. Boertjes, Jean-Luc Archambault | 2016-08-16 |