Hiroyuki Nakahira

Person

Kyoto-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Complex signal processing circuit, receiver circuit, and signal rep...
- Patent number 8,229,047
- Issue date Jul 24, 2012
- Panasonic Corporation
- Kouichi Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Write compensation circuit and signal interpolation circuit of reco...
- Patent number 7,523,154
- Issue date Apr 21, 2009
- Panasonic Corporation
- Hirokuni Fujiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Equalizer and reproduction signal processing device
- Patent number 7,321,620
- Issue date Jan 22, 2008
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakahira
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reproduction signal processing apparatus
- Patent number 7,215,623
- Issue date May 8, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakahira
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal processor
- Patent number 7,068,584
- Issue date Jun 27, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroki Mouri
- G11 - INFORMATION STORAGE
Information Patent Grant
Write compensation circuit and signal interpolation circuit of reco...
- Patent number 6,970,313
- Issue date Nov 29, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hirokuni Fujiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Multilevel record modulator and demodulator
- Patent number 6,778,483
- Issue date Aug 17, 2004
- Matsushita Electric Industrial Co., Ltd.
- Hiroki Mouri
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive digital filter
- Patent number 6,745,218
- Issue date Jun 1, 2004
- Matsushita Electric Industrial Co., Ltd.
- Akira Yamamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for designing power supply circuit and semiconductor chip
- Patent number 6,684,378
- Issue date Jan 27, 2004
- Matsushita Electric Industrial Co., Ltd.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of designing power supply circuit and semiconductor chip
- Patent number 6,460,168
- Issue date Oct 1, 2002
- Matsushita Electric Industrial Co., Ltd.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
FREQUENCY-VOLTAGE CONVERSION CIRCUIT, DELAY AMOUNT JUDGEMENT CIRCUI...
- Patent number 6,424,184
- Issue date Jul 23, 2002
- Matsushita Electric Industrial Co., Ltd.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Neural network for voice and pattern recognition
- Patent number 6,067,536
- Issue date May 23, 2000
- Matsushita Electric Industrial Co., Ltd.
- Masakatsu Maruyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Neural network circuit
- Patent number 5,636,327
- Issue date Jun 3, 1997
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakahira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus for implementing neural network
- Patent number 5,621,862
- Issue date Apr 15, 1997
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakahira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signal converter, noise shaper, AD converter and DA converter
- Patent number 5,550,544
- Issue date Aug 27, 1996
- Matsushita Electric Industrial Co., Ltd.
- Shiro Sakiyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Neural network circuit for adaptively controlling the coupling of n...
- Patent number 5,452,402
- Issue date Sep 19, 1995
- Matsushita Electric Industrial Co., Ltd.
- Shiro Sakiyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processor for sequential processing of successive regions of...
- Patent number 5,136,662
- Issue date Aug 4, 1992
- Matsushita Electric Industrial Co., Ltd.
- Masakatsu Maruyama
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
COMPLEX SIGNAL PROCESSING CIRCUIT, RECEIVER CIRCUIT, AND SIGNAL REP...
- Publication number 20110170643
- Publication date Jul 14, 2011
- PANASONIC CORPORATION
- Kouichi NAGANO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYNCHRONOUS CONTROL CIRCUIT AND VIDEO DISPLAY DEVICE
- Publication number 20110043693
- Publication date Feb 24, 2011
- Hiroyuki Nakahira
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI INPUT CODING ADDER, DIGITAL FILTER, SIGNAL PROCESSING DEVICE,...
- Publication number 20090228538
- Publication date Sep 10, 2009
- Kouichi Nagano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Write Correction Circuit and Write Correction Signal Generating Method
- Publication number 20080123508
- Publication date May 29, 2008
- Matsushita Electric Industrial Co., Ltd.
- Kouichi Nagano
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Disc Device
- Publication number 20080101176
- Publication date May 1, 2008
- Matsushita Electric Industrial Co., Ltd.
- Hiroki Mouri
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Phase Difference Measurement Circuit
- Publication number 20070296396
- Publication date Dec 27, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakahira
- G01 - MEASURING TESTING
Information Patent Application
Write compensation circuit and signal interpolation circuit of reco...
- Publication number 20050270677
- Publication date Dec 8, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hirokuni Fujivama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Reproduced signal processor and reproduced signal processing method
- Publication number 20050219985
- Publication date Oct 6, 2005
- Hiroyuki Nakahira
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Reproduction signal processing apparatus
- Publication number 20040165510
- Publication date Aug 26, 2004
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hiroyuki Nakahira
- G11 - INFORMATION STORAGE
Information Patent Application
Signal processor
- Publication number 20030198165
- Publication date Oct 23, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hiroki Mouri
- G11 - INFORMATION STORAGE
Information Patent Application
Equalizer and reproduction signal processing device
- Publication number 20030185291
- Publication date Oct 2, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hiroyuki Nakahira
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multilevel record modulator and demodulator
- Publication number 20020054557
- Publication date May 9, 2002
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hiroki Mouri
- G11 - INFORMATION STORAGE
Information Patent Application
Method for designing power supply circuit and semiconductor chip
- Publication number 20020042902
- Publication date Apr 11, 2002
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING

Hiroyuki Nakahira

Person

Patents Grantslast 30 patents

Complex signal processing circuit, receiver circuit, and signal rep...

Write compensation circuit and signal interpolation circuit of reco...

Equalizer and reproduction signal processing device

Reproduction signal processing apparatus

Signal processor

Write compensation circuit and signal interpolation circuit of reco...

Multilevel record modulator and demodulator

Adaptive digital filter

Method for designing power supply circuit and semiconductor chip

Method of designing power supply circuit and semiconductor chip

FREQUENCY-VOLTAGE CONVERSION CIRCUIT, DELAY AMOUNT JUDGEMENT CIRCUI...

Neural network for voice and pattern recognition

Neural network circuit

Information processing apparatus for implementing neural network

Signal converter, noise shaper, AD converter and DA converter

Neural network circuit for adaptively controlling the coupling of n...

Image processor for sequential processing of successive regions of...

Patents Applicationslast 30 patents

COMPLEX SIGNAL PROCESSING CIRCUIT, RECEIVER CIRCUIT, AND SIGNAL REP...

SYNCHRONOUS CONTROL CIRCUIT AND VIDEO DISPLAY DEVICE

MULTI INPUT CODING ADDER, DIGITAL FILTER, SIGNAL PROCESSING DEVICE,...

Write Correction Circuit and Write Correction Signal Generating Method

Optical Disc Device

Phase Difference Measurement Circuit

Write compensation circuit and signal interpolation circuit of reco...

Reproduced signal processor and reproduced signal processing method

Reproduction signal processing apparatus

Signal processor

Equalizer and reproduction signal processing device

Multilevel record modulator and demodulator

Method for designing power supply circuit and semiconductor chip