Inventor
VISCARDI VALERIO
IT12 patents
⚠️ This page may combine multiple inventors who share the name “VISCARDI VALERIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CISCO TECH INC
9 patentsUS7181095B1Feb 20, 2007
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs
CISCO TECH INC17 citations92
US7072580B2Jul 4, 2006
Autoprotected optical communication ring network
CISCO TECH INC49 citations90
US7706643B1Apr 27, 2010
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs
CISCO TECH INC12 citations83
US7512336B1Mar 31, 2009
Optical failure detection using polarization
CISCO TECH INC12 citations83
US7489867B1Feb 10, 2009
VoIP service over an ethernet network carried by a DWDM optical supervisory channel
CISCO TECH INC9 citations81
US7542634B1Jun 2, 2009
Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs
CISCO TECH INC2 citations62
US8045853B2Oct 25, 2011
Mechanism for tracking wavelengths in a DWDM network without specialized hardware
CISCO TECH INC2 citations56
US7116860B1Oct 3, 2006
Coupler add/drop node WDM network architecture with periodic cleanup
CISCO TECH INC1 citations51
US7860391B1Dec 28, 2010
Highly resilient architecture for DWDM networks providing 1+1 optical Channel Protection
CISCO TECH INC1 citations43