LexDanaLexDanabeta
Inventor

Shoichiro Oda

Inventor
Fuchu, JP

Overview

56→
Patents
2010–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 56 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Bprimary
H04BTransmission48%
H04JMultiplex communication31%
H04LTransmission of digital information, e.g. telegraphic communication8%
H04QSelecting3%
G06FElectric digital data processing2%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light2%
H03FAmplifiers2%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light1%
H02JElectric power networks1%
H05KPrinted circuits1%
PatentTitleYear
10,396,900Communication apparatus and method of controlling transmission signal201910,389,437Device and method for measuring optical signal-to-noise ratio201910,374,701Optical signal-to-noise ratio measuring device and optical signal-to-noise ratio measuring method201910,374,703Transmission device and signal monitoring method201910,256,903Network controller and signal quality estimating method201910,230,463Transmission device and method for measuring optical transmission characteristics201910,230,462Optical transmission characteristic measurement device and method201910,177,843Network control apparatus and transmission quality margin calculation method201910,171,163Signal quality measurement device and signal quality measurement method201910,158,422Apparatus and method for estimating optical transmission performance201810,020,878Optical signal-to-noise ratio monitor and method for measuring optical signal to-noise ratio20189,923,632'Optical transmission apparatus, optical transmission system, and method of controlling output of optical signal'20189,917,639'Optical signal quality monitoring apparatus, optical signal quality monitoring method and optical repeater'20189,906,296'Network controller and signal quality estimating method'20189,887,774'Device and method for monitoring transmission characteristics'20189,838,148Optical receiver and superimposed signal detecting method20179,780,905'Transmission system and transmission method'20179,705,604'Communication device and wavelength adjustment method'20179,686,016'Optical transmission apparatus, optical transmission system, and control method of optical transmission system'20179,638,574'Measurement apparatus and method of measuring signal light quality'20179,559,771'Optical transmission device, node device, optical transmission method, and optical transmission system'20179,503,211'Signal detection circuit and optical transmission equipment'20169,444,573'Transmission device and optical transmission system'20169,413,455'Apparatus and method for creating calibration coefficient used to monitor optical signal-to-noise ratio'20169,350,479'Apparatus and method for monitoring wavelength tunable optical filter'20169,281,913'Signal detection circuit and optical transmission equipment'20169,225,459'Optical transmission system, optical transmission apparatus, signal conditioning program, and signal conditioning method'20159,185,474'Wavelength path switching method, optical communication system, optical communication device, optical repeater, and network management device'20159,143,242'Optical signal demodulator, optical signal demodulating method, and optical add-drop multiplexer'20159,136,944'Measurement device, measurement method, transfer device, and optical network'20159,083,459'Optical transmission system, method of testing optical transmission system, and non-transitory computer-readable medium'20158,965,202'Optical power monitor, optical power control system and optical power monitor method'20158,849,131'Polarization scattering compensation device and polarization scattering compensation method'20148,849,128'Multi-wavelength light source'20148,818,207'Optical transmitter'20148,805,207'Distortion compensator, optical receiver, distortion compensator and optical receiver controlling methods, and optical transmission system'20148,744,278'Method for electric power supply of optical receiver, digital signal processing circuit, and optical receiver'20148,731,411'Polarization fluctuation compensation device and optical communication system'20148,675,470'Crosstalk coefficient estimating apparatus and crosstalk coefficient estimating method'20148,666,262'Method for adaptive blind equalization of PSK signal, equalizer and receiver'20148,594,508'Optical transmission system'20138,566,073'Simulation device and simulation method'20138,521,498'Simulation device and simulation method'20138,514,922'Filter coefficient control apparatus and method'20138,488,975'Optical transmitter, optical transmitter and receiver system, optical transmitting method and optical transmitting and receiving method'20138,472,814'Apparatus and method for equalizing chromatic dispersion and digital coherent optical receiver'20138,452,192'Apparatus and method for monitoring statistical characteristics of phase noises, and coherent optical communication receiver'20138,447,186'Distortion compensator, optical receiver, distortion compensator and optical receiver controlling methods, and optical transmission system'20138,437,633'Optical network and control method therefor'20138,391,725'Optical receiver for controlling wavelength of local oscillation light and local oscillation light control method'20138,390,248'Electric power conversion apparatus and manufacturing method for the apparatus'20138,351,795'Optical transmission system and optical transmission method'20138,331,496'Phase recovery device, phase recovery method and receiver for 16 QAM data modulation'20128,249,464'Optical receiver and method for optical reception'20128,116,635'Polarization multiplexing and transmitting apparatus'20127,715,882'Mobile terminal apparatus, character input method and character input program'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2013Based in Yokohama, JP· patent location history
2012–2019Patents assigned to FUJITSU LTD (53)· patent assignee history
2012–2014Patents assigned to ODA SHOICHIRO (21)· patent assignee history
2012–2014Patents assigned to HOSHIDA TAKESHI (12)· patent assignee history
2012–2014Patents assigned to TANIMURA TAKAHITO (9)· patent assignee history
2012–2014Patents assigned to TAO ZHENNING (8)· patent assignee history
2012–2014Based in Kawasaki, JP· patent location history
2015–2019Based in Fuchu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD532012–2019
ODA SHOICHIROself212012–2014
HOSHIDA TAKESHI122012–2014
TANIMURA TAKAHITO92012–2014
TAO ZHENNING82012–2014
Locations
LocationPatentsSpan
Fuchu, JP322015–2019
Kawasaki, JP222012–2014
Yokohama, JP22010–2013