Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8625467 | Rate-varying multicast transmission for clock distribution in packet networks | Michel Ouellette | 2014-01-07 |
| 8331360 | Method and apparatus for layer 2 fast re-configuration in a routing bridge network | Guoll Yin, Ravi Ravindran | 2012-12-11 |
| 8223668 | Method and apparatus for exchanging routing information and the establishment of connectivity across multiple network areas | David Allan, Nigel Bragg, Paul Unbehagen, Yin Guoli | 2012-07-17 |
| 8199755 | Method and apparatus establishing forwarding state using path state advertisements | — | 2012-06-12 |
| 8081566 | Method and apparatus for indicating congestion in a source routed network | Donald Fedyk | 2011-12-20 |
| 8059647 | Multicast implementation in a link state protocol controlled ethernet network | Guoli Yin, Hong Zhang, Nigel Bragg, David Allan | 2011-11-15 |
| 8050270 | Transparent bypass and associated mechanisms | Linda Dunbar, Robert Sultan, T. Benjamin Mack-Crane, Lucy Yong, Young Lee | 2011-11-01 |
| 7995569 | Virtual routers for GMPLS networks | Darek Skalecki, Gerard L. Swinkels, David Miedema | 2011-08-09 |
| 7941531 | Age biased distributed collision resolution without clocks | Emre Gunduzhan | 2011-05-10 |
| 7920487 | Method and apparatus for loop prevention in communication networks | — | 2011-04-05 |
| 7869362 | Method and system for optical routing of variable-length packet data | — | 2011-01-11 |
| 7852771 | Method and apparatus for implementing link-based source routing in generic framing protocol | — | 2010-12-14 |
| 7774474 | Communication of control and data path state for networks | Darek Skalecki, James A. Sheilds, Antonela Paraschiv | 2010-08-10 |
| 7639631 | Parallel constraint based path computation using path vector | Darek Skalecki, Gary McKenna | 2009-12-29 |
| 7466681 | Method and apparatus for sensor network routing | Donald Fedyk | 2008-12-16 |
| 7440438 | Refresh and filtering mechanisms for LDP based VPLS and L2VPN solutions | Hamid Ould-Brahim, Donald Fedyk | 2008-10-21 |
| 7406033 | Methods, devices and software for combining protection paths across a communications network | Evert Deboer, James Shields, Rick R. Wedge | 2008-07-29 |
| 7366109 | Virtual private networks within a packet network having a mesh topology | — | 2008-04-29 |
| 7283477 | Allocating network resources | Donald Fedyk, Bilel N. Jamoussi | 2007-10-16 |
| 6914912 | Route selection for alternate paths in connection-oriented networks | Darek Skalecki, Donald Fedyk | 2005-07-05 |
| 6873616 | Quasi-deterministic gateway selection algorithm for multi-domain source routed networks | Donald Fedyk, Darek Skalecki | 2005-03-29 |
| 6791985 | ATM transport over multi-protocol label switching | Bernard St-Denis | 2004-09-14 |
| 6560654 | Apparatus and method of maintaining timely topology data within a link state routing network | Donald Fedyk, Jerzy Miernik, Keith Dysart | 2003-05-06 |
| 6195354 | Route selection for path balancing in connection-oriented packet switching networks | Darek Skalecki, Donald Fedyk, Yair Matas | 2001-02-27 |
| 5848055 | Bandwidth correlation means for paths in connection-oriented packet switching networks | Donald Fedyk, Darek Skalecki | 1998-12-08 |