Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11770193 | Mitigating instability in cascaded optical power controllers | Bing Liu, David C. Bownass | 2023-09-26 |
| 11553259 | Extending the optical spectrum of an optical network | Michael Y. Frankel, David W. Boertjes | 2023-01-10 |
| 11463189 | Cross-polarized control channels for loading fiber optic transport systems | David W. Boertjes | 2022-10-04 |
| 11196504 | Extending the optical spectrum of an optical network | Michael Y. Frankel, David W. Boertjes | 2021-12-07 |
| 11063683 | Scalable ROADM architecture with multi-plane switching | Kevan Peter Jones | 2021-07-13 |
| 10784981 | System for loading fiber optic transport systems for channel additions and deletions | David W. Boertjes | 2020-09-22 |
| 10263386 | Four-wave mixing reduction due to raman pumps in optical communication systems | Balakrishnan Sridhar, Jean-Luc Archambault | 2019-04-16 |
| 10153860 | Cross-polarized control channels for loading fiber optic transport systems | David W. Boertjes | 2018-12-11 |
| 9973295 | Systems and methods for channel additions over multiple cascaded optical nodes | Choudhury A. Al Sayeed, David C. Bownass, David W. Boertjes | 2018-05-15 |
| 9853762 | Automated provisioning and control of shared optical spectrum in submarine optical networks | Darwin Evans, Robert Hadaway | 2017-12-26 |
| 9755776 | Transient and switching event stabilization of fiber optic transport systems | David W. Boertjes | 2017-09-05 |
| 9485013 | Systems and methods for optical dark section conditioning | Choudhury A. Al Sayeed, David Miedema, Dave C. Bownass | 2016-11-01 |
| 9419708 | Live monitoring of raman and fiber degradation in DWDM networks using in-service OTDR | Mohammad Mehdi Mansouri Rad, David C. Bownass, David W. Boertjes, Jean-Luc Archambault | 2016-08-16 |
| 9344191 | Systems and methods for capacity changes in DWDM networks including flexible spectrum systems | Choudhury A. Al Sayeed, Mohammad Mehdi Mansouri Rad, Dave C. Bownass | 2016-05-17 |
| 9276696 | Systems and methods for channel additions over multiple cascaded optical nodes | Choudhury A. Al Sayeed, David C. Bownass, David W. Boertjes | 2016-03-01 |
| 9252913 | Systems and methods for optical dark section conditioning | Choudhury A. Al Sayeed, David Miedema, Dave C. Bownass | 2016-02-02 |
| 8971705 | Transient and switching event stabilization of fiber optic transport systems | David W. Boertjes | 2015-03-03 |
| 8364036 | Method and system for controlling optical networks | David Boertjes, David Miedema, Frederic Poulin, David C. Bownass, Robert Palmer +3 more | 2013-01-29 |
| 8260141 | Method to transform a dynamic analog optical network to a digital representation | — | 2012-09-04 |
| 6757098 | Highly scalable modular optical amplifier based subsystem | Mark Hinds, Robert W. Keys, Gregory Dean May, Alan Glen Solheim, Stephane St-Laurent | 2004-06-29 |
| 6236499 | Highly scalable modular optical amplifier based subsystem | Mark Hinds, Robert W. Keys, Gregory Dean May, Alan Glen Solheim, Stephane St-Laurent | 2001-05-22 |
| 6163399 | Method and apparatus for suppressing transients in optical amplifiers | — | 2000-12-19 |