Issued Patents All Time
Showing 51–75 of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7272308 | Method of WDM channel tagging and monitoring, and apparatus | David W. Boertjes | 2007-09-18 |
| 7266306 | Method for optical carrier suppression and quadrature control | James Harley | 2007-09-04 |
| 7257117 | Mapping arbitrary signals | Ronald J. Gagnon, Paul A. Smeulders, Manoj Verghese, Roland A. Smith, Nazib A. Moledina | 2007-08-14 |
| 7245582 | Protection switching in a multi-stage switch fabric | Dino Fatica | 2007-07-17 |
| 7221820 | High spectral efficiency, high performance optical MUX and DEMUX architecture | David W. Boertjes | 2007-05-22 |
| 7200339 | Method and apparatus for laser line-width compensation | Maurice O'Sullivan | 2007-04-03 |
| 7197031 | Cross-connection of high bandwidth signal traffic across independent parallel shelves | Malcolm Betts, Ronald J. Gagnon | 2007-03-27 |
| 7162536 | Validation of a connection between arbitrary end-nodes in a communications network | Ronald J. Gagnon, Malcolm Betts | 2007-01-09 |
| 7155128 | Decorrelation of WDM signals | Wolfgang Oberhammer, Maurice O'Sullivan, Roland A. Smith | 2006-12-26 |
| 7149432 | Method and apparatus for equalization across plural data channels | Roland A. Smith | 2006-12-12 |
| 7065103 | Hyper-concatenation across multiple parallel channels | Ronald J. Gagnon | 2006-06-20 |
| 7046700 | Spectrally invisible framing of high error rate data signals | Wolfgang Oberhammer | 2006-05-16 |
| 7023942 | Method and apparatus for digital data synchronization | Ronald J. Gagnon, James Shields | 2006-04-04 |
| 7002986 | Mapping arbitrary signals into SONET | — | 2006-02-21 |
| 6975649 | Hyper-concatenation across independent pointer processors | Ronald J. Gagnon | 2005-12-13 |
| 6958995 | Non-blocking high capacity fine grain switch | David Michael Goodman | 2005-10-25 |
| 6959019 | Aharmonic interleaving of forward error corrected (FEC) signals | Ronald J. Gagnon | 2005-10-25 |
| 6937614 | Transparent port for high rate networking | Richard Habel | 2005-08-30 |
| 6915348 | Validation of a connection between arbitrary end-points in a communications network using an augmented SPE | — | 2005-07-05 |
| 6839523 | Monitoring distributed gain in an optical transmission system | — | 2005-01-04 |
| 6816487 | Mapping of high bandwidth connections in a multi-stage switch | Andrew Sciascia, Hamid Mehrvar | 2004-11-09 |
| 6781537 | High speed digital to analog converter | Terrance W. Taraschuk, Leo Strawczynski | 2004-08-24 |
| 6760149 | Compensation of polarization dependent loss | Steven James Frisken, Richard Habel | 2004-07-06 |
| 6735259 | Method and apparatus for optimization of a data communications system using sacrificial bits | Wolfgang Oberhammer | 2004-05-11 |
| 6735170 | Method and system for establishing content-flexible connections in a communications network | — | 2004-05-11 |