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Patents Grants
last 30 patents
Information
Patent Grant
Automatic trend identification and anomaly detection in optical cha...
Patent number
12,126,375
Issue date
Oct 22, 2024
Cisco Technology, Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Measuring fiber asymmetry
Patent number
11,483,635
Issue date
Oct 25, 2022
Cisco Technology, Inc.
Gilberto Loprieno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Measuring fiber asymmetry
Patent number
10,986,426
Issue date
Apr 20, 2021
Cisco Technology, Inc.
Gilberto Loprieno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for optical path restoration
Patent number
10,863,255
Issue date
Dec 8, 2020
Cisco Technology, Inc.
Randy Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Path selection in optical network for optical nodes with flexible b...
Patent number
10,686,546
Issue date
Jun 16, 2020
Cisco Technology, Inc.
Alberto Arnaldo Tanzi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Automatic bandwidth optimization for optical networks
Patent number
10,476,588
Issue date
Nov 12, 2019
Cisco Technology, Inc.
Maurizio Gazzola
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical safety and connections discovery
Patent number
10,397,091
Issue date
Aug 27, 2019
Cisco Technology, Inc.
Luca Gumier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Path selection in optical network for optical nodes with flexible b...
Patent number
10,374,745
Issue date
Aug 6, 2019
Cisco Technology, Inc.
Alberto Arnaldo Tanzi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical amplifiers with liquid crystal device
Patent number
9,917,412
Issue date
Mar 13, 2018
Cisco Technology, Inc.
Stefano Piciaccia
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Channel validation in optical networks using multi-channel impairme...
Patent number
9,749,042
Issue date
Aug 29, 2017
Cisco Technology, Inc.
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Raman-based static and dynamic tilt control in an optical system
Patent number
9,455,546
Issue date
Sep 27, 2016
Cisco Technology, Inc.
Enrico Griseri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Self-tuning an optical network at an operating point
Patent number
9,083,458
Issue date
Jul 14, 2015
Cisco Technology, Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switching architectures for nodes in WDM mesh and ring netw...
Patent number
8,923,699
Issue date
Dec 30, 2014
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scalable reconfigurable optical add-drop multiplexer
Patent number
8,903,240
Issue date
Dec 2, 2014
Cisco Technology, Inc.
Lorenzo Ghioni
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switching architectures for nodes in WDM mesh and ring netw...
Patent number
8,831,423
Issue date
Sep 9, 2014
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Channel validation in optical networks using multi-channel impairme...
Patent number
8,831,424
Issue date
Sep 9, 2014
Cisco Technology, Inc.
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Channel validation in optical networks using multi-channel impairme...
Patent number
8,670,666
Issue date
Mar 11, 2014
Cisco Technology, Inc.
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switching architectures for nodes in WDM mesh and ring netw...
Patent number
8,463,127
Issue date
Jun 11, 2013
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Use of subcarrier deactivation in a multi-subcarrier channel to imp...
Patent number
8,457,490
Issue date
Jun 4, 2013
Cisco Technology, Inc.
Maurizio Gazzola
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive hybrid optical control plane determination of lightpaths i...
Patent number
8,295,701
Issue date
Oct 23, 2012
Cisco Technology, Inc.
Maurizio Gazzola
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
Optical switching architectures for nodes in WDM mesh and ring netw...
Patent number
8,023,825
Issue date
Sep 20, 2011
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Measurement of optical fiber length and determination of chromatic...
Patent number
7,808,623
Issue date
Oct 5, 2010
Cisco Technology, Inc.
Stefano Piciaccia
G01 - MEASURING TESTING
Information
Patent Grant
End-to-end chromatic dispersion characterization of optically ampli...
Patent number
7,809,271
Issue date
Oct 5, 2010
Cisco Technology Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical add/drop multiplexer with reconfigurable add wavelength sel...
Patent number
7,634,196
Issue date
Dec 15, 2009
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical channel power control in WDM networks
Patent number
7,587,139
Issue date
Sep 8, 2009
Cisco Technology, Inc.
Dag Bonnedal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Passive fiber organizer for mesh network node interconnections
Patent number
7,542,653
Issue date
Jun 2, 2009
Cisco Technology, Inc.
Ronald Johnson
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
Optical demultiplexer with multi-channel power control and tilt com...
Patent number
6,941,079
Issue date
Sep 6, 2005
Cisco Technology, Inc.
Gianpaolo Barozzi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-band amplification system for dense wavelength division multi...
Patent number
6,259,555
Issue date
Jul 10, 2001
Pirelli Cavi e Sistemi S.p.A.
Fausto Meli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
AUTOMATIC TREND IDENTIFICATION AND ANOMALY DETECTION IN OPTICAL CHA...
Publication number
20230412267
Publication date
Dec 21, 2023
Cisco Technology, Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MEASURING FIBER ASYMMETRY
Publication number
20210211786
Publication date
Jul 8, 2021
Cisco Technology, Inc.
Gilberto Loprieno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR OPTICAL PATH RESTORATION
Publication number
20200336809
Publication date
Oct 22, 2020
Cisco Technology, Inc.
Randy Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PATH SELECTION IN OPTICAL NETWORK FOR OPTICAL NODES WITH FLEXIBLE B...
Publication number
20190379480
Publication date
Dec 12, 2019
Cisco Technology, Inc.
Alberto Arnaldo Tanzi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTOMATIC BANDWIDTH OPTIMIZATION FOR OPTICAL NETWORKS
Publication number
20190319702
Publication date
Oct 17, 2019
Cisco Technology, Inc.
Maurizio Gazzola
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Raman-Based Static and Dynamic Tilt Control in an Optical System
Publication number
20160211643
Publication date
Jul 21, 2016
Cisco Technology, Inc.
Enrico Griseri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Self-Tuning an Optical Network at an Operating Point
Publication number
20150016819
Publication date
Jan 15, 2015
Cisco Technology, Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Switching Architectures for Nodes in WDM Mesh and Ring Netw...
Publication number
20140341573
Publication date
Nov 20, 2014
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CHANNEL VALIDATION IN OPTICAL NETWORKS USING MULTI-CHANNEL IMPAIRME...
Publication number
20140334813
Publication date
Nov 13, 2014
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Switching Architectures for Nodes in WDM Mesh and Ring Netw...
Publication number
20130308946
Publication date
Nov 21, 2013
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Contentionless Add-Drop Multiplexer
Publication number
20130195449
Publication date
Aug 1, 2013
Cisco Technology, Inc.
Lorenzo Ghioni
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Scalable Reconfigurable Optical Add-Drop Multiplexer
Publication number
20130195462
Publication date
Aug 1, 2013
Cisco Technology, Inc.
Lorenzo Ghioni
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Switching Architectures For Nodes In WDM Mesh And Ring Netw...
Publication number
20110299850
Publication date
Dec 8, 2011
Cisco Technology, Inc.
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USE OF SUBCARRIER DEACTIVATION IN A MULTI-SUBCARRIER CHANNEL TO IMP...
Publication number
20110236013
Publication date
Sep 29, 2011
Cisco Technology, Inc.
Maurizio Gazzola
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Adaptive Hybrid Optical Control Plane Determination of Lightpaths i...
Publication number
20110013908
Publication date
Jan 20, 2011
Cisco Technology, Inc.
Maurizio Gazzola
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Channel Validation In Optical Networks Using Multi-Channel Impairme...
Publication number
20100272435
Publication date
Oct 28, 2010
Cisco Technology, Inc.
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Channel Validation In Optical Networks Using Multi-Channel Impairme...
Publication number
20100272434
Publication date
Oct 28, 2010
Cisco Technology, Inc.
Rosanna Pastorelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Measurement of Optical Fiber Length and Determination of Chromatic...
Publication number
20090097014
Publication date
Apr 16, 2009
CISCO TECHNOLOGY INC.
Stefano Piciaccia
G01 - MEASURING TESTING
Information
Patent Application
END-TO-END CHROMATIC DISPERSION CHARACTERIZATION OF OPTICALLY AMPLI...
Publication number
20090003837
Publication date
Jan 1, 2009
Cisco Technology, Inc.
Stefano Piciaccia
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Passive Fiber Organizer for Mesh Network Node Interconnections
Publication number
20080205819
Publication date
Aug 28, 2008
Ronald Johnson
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
Optical Switching Architectures for Nodes in WDM Mesh and Ring Netw...
Publication number
20070237524
Publication date
Oct 11, 2007
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical add/drop multiplexer with reconfigurable add wavelength sel...
Publication number
20060072918
Publication date
Apr 6, 2006
CISCO TECHNOLOGY, INC., A Corporation of the state of California
Ornan Gerstel
H04 - ELECTRIC COMMUNICATION TECHNIQUE