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OPNEXT SUBSYSTEMS INC

Overview
  • Total Patents
    22
About

OPNEXT SUBSYSTEMS INC has a total of 22 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets telecommunications, digital networks and basic communication technologies are LUXDYNE OY, SIGMA DESIGNS ISRAEL SDI LTD and MIAO GEORGE J.

Patent filings in countries

World map showing OPNEXT SUBSYSTEMS INCs patent filings in countries

Patent filings per year

Chart showing OPNEXT SUBSYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schmidt Theodore J 11
#2 Malouin Christian 10
#3 Khatana Sunil Kumar Singh 8
#4 Ibragimov Edem 7
#5 Wagner Andrew 4
#6 Heffner Brian L 4
#7 Khantana Sunil Kumar Singh 3
#8 Dardis Lee 3
#9 Saunders Ross Alexander 2
#10 Jiang Hong 2

Latest patents

Publication Filing date Title
EP2695348A1 Alignment of in-phase and quadrature data in quadrature phase shift keying optical transmitters
CN103563276A Multiplexer lane alignment for high-speed data systems
CN103597791A In-phase and quadrature pattern alignment for quadrature phase shift keying optical transmitters
EP2681854A1 Quadrature time skew detection for coherent optical signals
WO2012058484A1 Coherent optical receiver with adaptive equalizer initialization system
US2011236025A1 Sub-rate sampling in coherent optical receivers
WO2011059741A1 Optical receiver having fractional sampling
US2010284702A1 Optical receivers with controllable transfer function bandwidth and gain imbalance
US2010098420A1 Polarization monitoring in polarization division multiplexing in optical communications
US2009196602A1 Adjustable bit rate optical transmission using programmable signal modulation
US2009116851A1 Optical receiver having bandwidth control for intersymbol interference compensation
US2008226306A1 GT decoder having bandwidth control for ISI compensation
US2008231941A1 Optical receiver having FSR phase compensation