Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8971706 | Link discovery, verification, and failure isolation in an optical communication system | Ornan Gerstel, Humair Raza, Rajiv Ramaswami, Babu Ozhur Narayanan, Robert Ward +4 more | 2015-03-03 |
| 8897448 | Controlling session keys through in-band signaling | Xiaoqing Hu | 2014-11-25 |
| 7983200 | Apparatus and method for packet-based media communications | David Robert Cuddy, Philip Edholm | 2011-07-19 |
| 7239807 | Variable clamp equalization method and apparatus | Emmanuel Seitelbach | 2007-07-03 |
| 6956828 | Apparatus and method for packet-based media communications | David Robert Cuddy, Philip Edholm | 2005-10-18 |
| 6940826 | Apparatus and method for packet-based media communications | Philip Edholm, Nina Burns | 2005-09-06 |
| 6922532 | Optical performance monitoring for D/WDM networks | David W. Park | 2005-07-26 |
| 6792030 | Method and apparatus for delivering non-obtrusive data services by spread spectrum modulation | Michael Lee | 2004-09-14 |
| 6590700 | Adaptive optical amplifier control | Saeid Seydnejad, Zhongwei Li, Anant Grewal, Aiping Liang, Kun Han +2 more | 2003-07-08 |