Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7853011 | Methods and apparatus for monitoring the integrity of a quantum channel supporting multi-quanta pulse transmission | Randy Kuang | 2010-12-14 |
| 7787628 | Double phase encoding quantum key distribution | Randy Kuang, John Stankus | 2010-08-31 |
| 7760623 | Network data routing protection cycles for automatic protection switching | Loa Andersson, Kent Felske | 2010-07-20 |
| 7590067 | Method and apparatus for deriving allowable paths through a network with intransitivity constraints | Hong Zhang, Peter Ashwood Smith | 2009-09-15 |
| 7499404 | Distributed quality of service routing | Ravi Ravindran, Krishnaiyan Thulasiraman | 2009-03-03 |
| 7486615 | Network data routing protection cycles for automatic protection switching | Loa Andersson, Kent Felske | 2009-02-03 |
| 7400589 | Method and apparatus for deriving optimal paths through a network subject to a subset sequence constraint | Hong Zhang, Ravi Ravindran, Peter Ashwood Smith | 2008-07-15 |
| 7394985 | Wavelength access server (WAS) architecture | Kent Felske | 2008-07-01 |
| 7385998 | Method and apparatus for encapsulating services for transportation over metallic physical mediums | — | 2008-06-10 |
| 7382738 | Method and apparatus for computing metric information for abstracted network links | Ravi Ravindran, Peter Ashwood Smith, Hong Zhang | 2008-06-03 |
| 7272315 | Technique for transferring information in a passive optical network | How Kee Au, Randy Kuang | 2007-09-18 |
| 7190896 | Supervisory control plane over wavelength routed networks | Yanhe Fan | 2007-03-13 |
| 7173937 | Intelligent address registration for optical user-network interface | Wenfeng Chen, Borong Zhou, Randy Kuang | 2007-02-06 |
| 7158515 | Method of optical network bandwidth representation for optical label switching networks | Yanhe Fan | 2007-01-02 |
| 7027731 | User-constrained optical route flooding system and method | Guoli Yin | 2006-04-11 |
| 7010225 | Technique for interchanging wavelengths in a multi-wavelength system | Abel Dasylva, Delfin Y. Montuno | 2006-03-07 |
| 6999682 | Technique for optically converting wavelengths in a multi-wavelength system | Abel Dasylva, Delfin Y. Montuno | 2006-02-14 |
| 6917763 | Technique for verifying fiber connectivity in a photonic network | How Kee Au, Randy Kuang | 2005-07-12 |
| 6901048 | Link-level protection of traffic in a packet-switched network | Kent Felske, Wenfeng Chen, Chenjiang Hu, Liangyu L. Jia | 2005-05-31 |
| 6889007 | Wavelength access server (WAS) architecture | Kent Felske | 2005-05-03 |
| 6788896 | Technique for all-optical packet switching | Dominic John Goodwill, Paul Toliver, Kihong Kim | 2004-09-07 |
| 6535481 | Network data routing protection cycles for automatic protection switching | Loa Andersson, Kent Felske | 2003-03-18 |
| 6529301 | Optical switch and protocols for use therewith | — | 2003-03-04 |