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SAN JOSE, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Automatic gain control for high-speed coherent optical receivers
Patent number
8,768,178
Issue date
Jul 1, 2014
Opnext Subsystems, Inc.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Alignment of in-phase and quadrature data in quadrature phase shift...
Patent number
8,644,420
Issue date
Feb 4, 2014
Opnext Subsystems, Inc.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization and differential-group-delay insensitive digital timin...
Patent number
8,634,726
Issue date
Jan 21, 2014
Opnext Subsystems, Inc.
Bo Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplexer lane alignment for high-speed data systems
Patent number
8,565,271
Issue date
Oct 22, 2013
Opnext Subsystems, Inc.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quadrature time skew detection for coherent optical signals
Patent number
8,565,621
Issue date
Oct 22, 2013
Opnext Subsystems, Inc.
Edem Ibragimov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coherent optical receiver with adaptive equalizer initialization sy...
Patent number
8,532,504
Issue date
Sep 10, 2013
Opnext Subsystems, Inc.
Andrew Wagner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization monitoring in polarization division multiplexing in op...
Patent number
8,437,632
Issue date
May 7, 2013
Opnext Subsystems, Inc.
Edem Ibragimov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
In-phase and quadrature pattern alignment for quadrature phase shif...
Patent number
8,428,183
Issue date
Apr 23, 2013
Opnext Subsystems, Inc.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver having fractional sampling
Patent number
8,244,142
Issue date
Aug 14, 2012
Opnext Subsystems, Inc.
Andrew Wagner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Balanced phase-shaped binary transmission in optical communications
Patent number
8,126,337
Issue date
Feb 28, 2012
Opnext Subsystems, Inc.
Christian Malouin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Polarization monitoring in polarization division multiplexing in op...
Patent number
8,032,025
Issue date
Oct 4, 2011
Opnext Subsystems, Inc.
Edem Ibragimov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receivers with controllable transfer function bandwidth and...
Patent number
8,023,833
Issue date
Sep 20, 2011
Opnext Subsystems, Inc.
Christian Malouin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver having bandwidth control for intersymbol interfere...
Patent number
7,991,300
Issue date
Aug 2, 2011
Opnext Subsystems, Inc.
Brian L. Heffner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adjustable bit rate optical transmission using programmable signal...
Patent number
7,986,878
Issue date
Jul 26, 2011
Opnext Subsystems, Inc.
Ross Alexander Saunders
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver having FSR phase compensation
Patent number
7,983,573
Issue date
Jul 19, 2011
Opnext Subsystems, Inc.
Christian Malouin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
GT decoder having bandwidth control for ISI compensation
Patent number
7,970,289
Issue date
Jun 28, 2011
Opnext Subsystems, Inc.
Brian L. Heffner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Optical Coherent Receiver Optimization
Publication number
20130170829
Publication date
Jul 4, 2013
OPNEXT SUBSYSTEMS, INC.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Automatic Gain Control for High-Speed Coherent Optical Receivers
Publication number
20130071109
Publication date
Mar 21, 2013
OPNEXT SUBSYSTEMS, INC.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Polarization and Differential-Group-Delay Insensitive Digital Timin...
Publication number
20120288275
Publication date
Nov 15, 2012
OPNEXT SUBSYSTEMS, INC.
Bo Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multiplexer Lane Alignment for High-Speed Data Systems
Publication number
20120251099
Publication date
Oct 4, 2012
OPNEXT SUBSYSTEMS, INC.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
In-Phase and Quadrature Pattern Alignment for Quadrature Phase Shif...
Publication number
20120250793
Publication date
Oct 4, 2012
OPNEXT SUBSYSTEMS, INC.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Alignment of In-phase and Quadrature Data in Quadrature Phase Shift...
Publication number
20120250792
Publication date
Oct 4, 2012
OPNEXT SUBSYSTEMS, INC.
Sunil Kumar Singh Khatana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Quadrature Time Skew Detection for Coherent Optical Signals
Publication number
20120224847
Publication date
Sep 6, 2012
OPNEXT SUBSYSTEMS, INC.
Edem Ibragimov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Coherent optical receiver with adaptive equalizer initialization sy...
Publication number
20120106982
Publication date
May 3, 2012
Opnext Subsystems, Inc.
Andrew Wagner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Polarization Monitoring in Polarization Division Multiplexing in Op...
Publication number
20120020659
Publication date
Jan 26, 2012
OPNEXT SUBSYSTEMS, INC.
Edem Ibragimov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SUB-RATE SAMPLING IN COHERENT OPTICAL RECEIVERS
Publication number
20110236025
Publication date
Sep 29, 2011
OPNEXT SUBSYSTEMS, INC.
Andrew Wagner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Receiver Having Fractional Sampling
Publication number
20110097092
Publication date
Apr 28, 2011
Opnext Subsystems, Inc.
Andrew Wagner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Receivers with Controllable Transfer Function Bandwidth and...
Publication number
20100284702
Publication date
Nov 11, 2010
OPNEXT SUBSYSTEMS, INC.
Christian Malouin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 trademarks