Inventor
MIZUOCHI TAKASHI
JP46 patents
⚠️ This page may combine multiple inventors who share the name “MIZUOCHI TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
26 patentsUS5506724AApr 9, 1996
Gain controllable optical amplifier and applications thereof
MITSUBISHI ELECTRIC CORP105 citations98
US5850301ADec 15, 1998
Wavelength multiplexed light transfer unit and wavelength multiplexed light transfer system
MITSUBISHI ELECTRIC CORP90 citations96
US6236488B1May 22, 2001
Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods
MITSUBISHI ELECTRIC CORP59 citations95
US5268786ADec 7, 1993
Optical fiber amplifier and its amplification method
MITSUBISHI ELECTRIC CORP68 citations93
US7110681B1Sep 19, 2006
Method and apparatus for optical transmission
MITSUBISHI ELECTRIC CORP31 citations92
US6445478B2Sep 3, 2002
Optical pulse position detecting circuit and an optical pulse generating apparatus and their methods
MITSUBISHI ELECTRIC CORP26 citations92
US6028695AFeb 22, 2000
Optical modulating apparatus
MITSUBISHI ELECTRIC CORP36 citations92
US5861967AJan 19, 1999
Wavelength multiplexed light transfer unit and wavelength multiplexed light transfer system
MITSUBISHI ELECTRIC CORP18 citations92
US5793908AAug 11, 1998
Wavelength multiplexed light transfer unit and wavelength multiplexed light transfer system
MITSUBISHI ELECTRIC CORP37 citations92
US5400163AMar 21, 1995
Multiplex digital communication system for transmitting channel identification information
MITSUBISHI ELECTRIC CORP25 citations92
US5455704AOct 3, 1995
Optical-fiber light amplifier
MITSUBISHI ELECTRIC CORP43 citations91
US5367587ANov 22, 1994
Optical amplifier
MITSUBISHI ELECTRIC CORP22 citations91
US7917833B2Mar 29, 2011
Communication apparatus, transmitter, receiver, and error correction optical communication system
MITSUBISHI ELECTRIC CORP8 citations84
US7505695B2Mar 17, 2009
Optical receiver and optical transmission system
MITSUBISHI ELECTRIC CORP18 citations84
US6804469B2Oct 12, 2004
Supervisory system of optical amplifier repeater system and supervisory method of optical amplifier repeater system
MITSUBISHI ELECTRIC CORP13 citations83
US7068421B2Jun 27, 2006
Raman amplifier and optical relay transmission system
MITSUBISHI ELECTRIC CORP17 citations82
US6801720B1Oct 5, 2004
Optical signal quality supervisory device
MITSUBISHI ELECTRIC CORP13 citations82
US6970650B2Nov 29, 2005
One-core two-way optical transmission system
MITSUBISHI ELECTRIC CORP12 citations81
US7239673B2Jul 3, 2007
Optical reception apparatus
MITSUBISHI ELECTRIC CORP7 citations73
US5760949AJun 2, 1998
Light amplifier
MITSUBISHI ELECTRIC CORP11 citations73
US7302188B2Nov 27, 2007
Disperse equalizer and disperse equalizing method
MITSUBISHI ELECTRIC CORP4 citations63
US7379671B2May 27, 2008
Optical transmitter
MITSUBISHI ELECTRIC CORP5 citations62
US7016614B1Mar 21, 2006
Optical wavelength division multiplexing transmission suppressing four-wave mixing and SPM-GVD effects
MITSUBISHI ELECTRIC CORP4 citations62
US7809281B2Oct 5, 2010
Optical transmitter
MITSUBISHI ELECTRIC CORP3 citations60
US7269349B2Sep 11, 2007
Method of and device for performing bi-directional transmission using a single-wire
MITSUBISHI ELECTRIC CORP4 citations60
US6826325B2Nov 30, 2004
Optical signal switching unit
MITSUBISHI ELECTRIC CORP1 citations52
KDDI SUBMARINE CABLE SYS INC
4 patentsUS7158728B2Jan 2, 2007
Optical repeating system and optical amplifying repeater control method
KDDI SUBMARINE CABLE SYS INC5 citations61
US7130544B2Oct 31, 2006
Optical repeating system and optical amplifying repeater control method
KDDI SUBMARINE CABLE SYS INC6 citations61
US6914718B2Jul 5, 2005
Optical repeating system and optical amplifying repeater control method
KDDI SUBMARINE CABLE SYS INC2 citations61
US7236703B1Jun 26, 2007
Optical wavelength division multiplexing device
KDDI SUBMARINE CABLE SYS INC0 citations38
KUBO KAZUO
3 patentsUS8693864B2Apr 8, 2014
Optical network system, optical redundant switching apparatus, and WDM apparatus
KUBO KAZUO10 citations83
US8495475B2Jul 23, 2013
FEC frame structuring device and FEC frame structuring method
KUBO KAZUO8 citations83
US8402339B2Mar 19, 2013
Error correcting device and error correcting method
KUBO KAZUO3 citations62
MIYATA YOSHIKUNI
3 patentsUS8621316B2Dec 31, 2013
Method and device for encoding of error correcting codes, and method and device for decoding of error correcting codes
MIYATA YOSHIKUNI9 citations83
US9081677B2Jul 14, 2015
Method and device for estimating input bit error ratio
MIYATA YOSHIKUNI7 citations82
US8977927B2Mar 10, 2015
Error-correction coding method, error-correction decoding method, error-correction coding apparatus, and error-correction decoding apparatus
MIYATA YOSHIKUNI0 citations40