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Valerio Viscardi
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Paderno Dugnano, IT
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Patents Grants
last 30 patents
Information
Patent Grant
Protocol-less all-optical 1+1 bidirectional revertive linear protec...
Patent number
8,078,052
Issue date
Dec 13, 2011
Cisco Technology, Inc.
Aldo Aprile
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mechanism for tracking wavelengths in a DWDM network without specia...
Patent number
8,045,853
Issue date
Oct 25, 2011
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Highly resilient architecture for DWDM networks providing 1+1 optic...
Patent number
7,860,391
Issue date
Dec 28, 2010
Cisco Technology, Inc.
Aldo Aprile
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low loss, noise filtering multiplexer/demultiplexer for reconfigura...
Patent number
7,706,643
Issue date
Apr 27, 2010
Cisco Technology, Inc.
Fausto Meli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low loss, noise filtering multiplexer/demultiplexer for reconfigura...
Patent number
7,542,634
Issue date
Jun 2, 2009
Cisco Technology, Inc.
Fausto Meli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical failure detection using polarization
Patent number
7,512,336
Issue date
Mar 31, 2009
Cisco Technology, Inc.
Fausto Meli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
VoIP service over an ethernet network carried by a DWDM optical sup...
Patent number
7,489,867
Issue date
Feb 10, 2009
Cisco Technology, Inc.
Valerio Viscardi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low loss, noise filtering multiplexer/demultiplexer for reconfigura...
Patent number
7,181,095
Issue date
Feb 20, 2007
Cisco Technology, Inc.
Fausto Meli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coupler add/drop node WDM network architecture with periodic cleanup
Patent number
7,116,860
Issue date
Oct 3, 2006
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Autoprotected optical communication ring network
Patent number
7,072,580
Issue date
Jul 4, 2006
Cisco Technology, Inc.
Fulvio Arecco
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Autoprotected optical communication ring network
Patent number
6,973,267
Issue date
Dec 6, 2005
Cisco Technology, Inc.
Fulvio Arecco
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Connection verification for all-optical cross-connects by signal cr...
Patent number
6,804,463
Issue date
Oct 12, 2004
Cisco Technology, Inc.
Fulvio Arecco
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Protocol-Less All-Optical 1+1 Bidirectional Revertive Linear Protec...
Publication number
20090103915
Publication date
Apr 23, 2009
Cisco Technology, Inc.
Aldo Aprile
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mechanism for Tracking Wavelengths in a DWDM Network Without Specia...
Publication number
20080131126
Publication date
Jun 5, 2008
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Autoprotected optical communication ring network
Publication number
20020003639
Publication date
Jan 10, 2002
CISCO SYSTEMS
Fulvio Arecco
H04 - ELECTRIC COMMUNICATION TECHNIQUE