| 8078052 |
Protocol-less all-optical 1+1 bidirectional revertive linear protection system |
Aldo Aprile |
2011-12-13 |
| 8045853 |
Mechanism for tracking wavelengths in a DWDM network without specialized hardware |
Ornan Gerstel, Stefano Piciaccia, Mauro Rudy Casanova, Gabriele Maria Galimberti |
2011-10-25 |
| 7860391 |
Highly resilient architecture for DWDM networks providing 1+1 optical Channel Protection |
Aldo Aprile, Massimo Cambiaghi |
2010-12-28 |
| 7706643 |
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs |
Fausto Meli |
2010-04-27 |
| 7542634 |
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs |
Fausto Meli |
2009-06-02 |
| 7512336 |
Optical failure detection using polarization |
Fausto Meli |
2009-03-31 |
| 7489867 |
VoIP service over an ethernet network carried by a DWDM optical supervisory channel |
Fulvio Arecco, Filippo Bentivoglio Ravasio |
2009-02-10 |
| 7181095 |
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs |
Fausto Meli |
2007-02-20 |
| 7116860 |
Coupler add/drop node WDM network architecture with periodic cleanup |
Ornan Gerstel, Stefano Piciaccia, Gianpaolo Barozzi |
2006-10-03 |
| 7072580 |
Autoprotected optical communication ring network |
Fulvio Arecco, Aldo Aprile |
2006-07-04 |
| 6973267 |
Autoprotected optical communication ring network |
Fulvio Arecco |
2005-12-06 |
| 6804463 |
Connection verification for all-optical cross-connects by signal cross-correlation |
Fulvio Arecco, Giacomo Losio |
2004-10-12 |