Shigeo Imai

Person

Chiba Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Analog switch circuit
- Patent number 11,916,543
- Issue date Feb 27, 2024
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Impedance measuring circuit
- Patent number 9,817,035
- Issue date Nov 14, 2017
- Kabushiki Kaisha Toshiba
- Yosuke Ogawa
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor integrated circuit device
- Patent number 9,484,870
- Issue date Nov 1, 2016
- Kabushiki Kaisha Toshiba
- Shinji Nakatsuka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplification circuit, amplification device, AFE circuit, and signa...
- Patent number 9,350,306
- Issue date May 24, 2016
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analog-to-digital converter
- Patent number 8,125,359
- Issue date Feb 28, 2012
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
A/D converter and random-noise reducing method for A/D converters
- Patent number 7,932,846
- Issue date Apr 26, 2011
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current mirror circuit and digital-to-analog conversion circuit
- Patent number 7,889,106
- Issue date Feb 15, 2011
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- G05 - CONTROLLING REGULATING
Information Patent Grant
Current mirror circuit and digital-to-analog conversion circuit
- Patent number 7,800,418
- Issue date Sep 21, 2010
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- G05 - CONTROLLING REGULATING
Information Patent Grant
D/A converter
- Patent number 7,557,743
- Issue date Jul 7, 2009
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage-controlled current source and variable-gain amplifier
- Patent number 7,518,452
- Issue date Apr 14, 2009
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current source cell and D/A converter using the same
- Patent number 7,321,326
- Issue date Jan 22, 2008
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ANALOG SWITCH CIRCUIT
- Publication number 20230299761
- Publication date Sep 21, 2023
- Kabushiki Kaisha Toshiba
- Shigeo IMAI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SEMICONDUCTOR CIRCUIT
- Publication number 20230089685
- Publication date Mar 23, 2023
- Kabushiki Kaisha Toshiba
- Shigeo IMAI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
IMPEDANCE MEASURING CIRCUIT
- Publication number 20170097377
- Publication date Apr 6, 2017
- Kabushiki Kaisha Toshiba
- Yosuke Ogawa
- G01 - MEASURING TESTING
Information Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
- Publication number 20160276989
- Publication date Sep 22, 2016
- Kabushiki Kaisha Toshiba
- Shinji Nakatsuka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BIAS CIRCUIT, OPERATIONAL AMPLIFIER, AND DELTA SIGMA TYPE AD CONVERTER
- Publication number 20160079924
- Publication date Mar 17, 2016
- Kabushiki Kaisha Toshiba
- Yosuke Ogawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFICATION CIRCUIT, AMPLIFICATION DEVICE, AFE CIRCUIT, AND SIGNA...
- Publication number 20150236661
- Publication date Aug 20, 2015
- Kabushiki Kaisha Toshiba
- Shigeo IMAI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIGITAL/ANALOG CONVERTER CIRCUIT
- Publication number 20140253350
- Publication date Sep 11, 2014
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CURRENT SOURCE CELL AND DIGITAL-TO-ANALOG CONVERTER
- Publication number 20120242524
- Publication date Sep 27, 2012
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CURRENT SWITCH CIRCUIT AND DA CONVERTER
- Publication number 20120176263
- Publication date Jul 12, 2012
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIGITAL/ANALOG CONVERTER
- Publication number 20120056768
- Publication date Mar 8, 2012
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ANALOG-TO-DIGITAL CONVERTER
- Publication number 20100328123
- Publication date Dec 30, 2010
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CURRENT MIRROR CIRCUIT AND DIGITAL-TO-ANALOG CONVERSION CIRCUIT
- Publication number 20100321223
- Publication date Dec 23, 2010
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- G05 - CONTROLLING REGULATING
Information Patent Application
A/D CONVERTER AND RANDOM-NOISE REDUCING METHOD FOR A/D CONVERTERS
- Publication number 20100103009
- Publication date Apr 29, 2010
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CURRENT MIRROR CIRCUIT AND DIGITAL-TO-ANALOG CONVERSION CIRCUIT
- Publication number 20090201080
- Publication date Aug 13, 2009
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- G05 - CONTROLLING REGULATING
Information Patent Application
D/A CONVERTER
- Publication number 20080136694
- Publication date Jun 12, 2008
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VOLTAGE-CONTROLLED CURRENT SOURCE AND VARIABLE-GAIN AMPLIFIER
- Publication number 20070205841
- Publication date Sep 6, 2007
- Kabushiki Kaisha Toshiba
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Current source cell and D/A converter using the same
- Publication number 20060192705
- Publication date Aug 31, 2006
- Shigeo Imai
- H03 - BASIC ELECTRONIC CIRCUITRY

Shigeo Imai

Person

Patents Grantslast 30 patents

Analog switch circuit

Impedance measuring circuit

Semiconductor integrated circuit device

Amplification circuit, amplification device, AFE circuit, and signa...

Analog-to-digital converter

A/D converter and random-noise reducing method for A/D converters

Current mirror circuit and digital-to-analog conversion circuit

Current mirror circuit and digital-to-analog conversion circuit

D/A converter

Voltage-controlled current source and variable-gain amplifier

Current source cell and D/A converter using the same

Patents Applicationslast 30 patents

ANALOG SWITCH CIRCUIT

SEMICONDUCTOR CIRCUIT

IMPEDANCE MEASURING CIRCUIT

SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE

BIAS CIRCUIT, OPERATIONAL AMPLIFIER, AND DELTA SIGMA TYPE AD CONVERTER

AMPLIFICATION CIRCUIT, AMPLIFICATION DEVICE, AFE CIRCUIT, AND SIGNA...

DIGITAL/ANALOG CONVERTER CIRCUIT

CURRENT SOURCE CELL AND DIGITAL-TO-ANALOG CONVERTER

CURRENT SWITCH CIRCUIT AND DA CONVERTER

DIGITAL/ANALOG CONVERTER

ANALOG-TO-DIGITAL CONVERTER

CURRENT MIRROR CIRCUIT AND DIGITAL-TO-ANALOG CONVERSION CIRCUIT

A/D CONVERTER AND RANDOM-NOISE REDUCING METHOD FOR A/D CONVERTERS

CURRENT MIRROR CIRCUIT AND DIGITAL-TO-ANALOG CONVERSION CIRCUIT

D/A CONVERTER

VOLTAGE-CONTROLLED CURRENT SOURCE AND VARIABLE-GAIN AMPLIFIER

Current source cell and D/A converter using the same