Soichiro Ishizuka

Person

Ebina, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pop noise suppression technique
- Patent number 7,932,711
- Issue date Apr 26, 2011
- Texas Instruments Incorporated
- Soichiro Ishizuka
- G05 - CONTROLLING REGULATING
Information Patent Grant
D-class amplifier
- Patent number 7,932,779
- Issue date Apr 26, 2011
- Texas Instruments Incorporated
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Weight level generating method and device utilizing plural weights...
- Patent number 7,623,055
- Issue date Nov 24, 2009
- Texas Instruments Incorporated
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
PWM driver and class D amplifier using same
- Patent number 7,557,744
- Issue date Jul 7, 2009
- Texas Instruments Incorporated
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dynamic element matching method and device
- Patent number 7,511,647
- Issue date Mar 31, 2009
- Texas Instruments Incorporated
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for forming transient response characteristics
- Patent number 7,215,271
- Issue date May 8, 2007
- Texas Instruments Incorporated
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital encoder and digital-to-analog converter using same
- Patent number 7,123,178
- Issue date Oct 17, 2006
- Texas Instruments Incorporated
- Soichiro Ishizuka
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
D-CLASS AMPLIFIER
- Publication number 20090302942
- Publication date Dec 10, 2009
- TEXAS INSTRUMENTS INCORPORATED
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VOLTAGE SUPPLY CIRCUIT AND CIRCUIT DEVICE
- Publication number 20080174362
- Publication date Jul 24, 2008
- TEXAS INSTRUMENTS INCORPORATED
- Soichiro Ishizuka
- G05 - CONTROLLING REGULATING
Information Patent Application
WEIGHT LEVEL GENERATING METHOD AND DEVICE
- Publication number 20070279271
- Publication date Dec 6, 2007
- TEXAS INSTRUMENTS INCORPORATED
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DYNAMIC ELEMENT MATCHING METHOD AND DEVICE
- Publication number 20070252743
- Publication date Nov 1, 2007
- TEXAS INSTRUMENTS INCORPORATED
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PWM driver and class D amplifier using same
- Publication number 20060092063
- Publication date May 4, 2006
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for forming transient response characteristics
- Publication number 20060017596
- Publication date Jan 26, 2006
- Toru Ido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital encoder and digital-to-analog converter using same
- Publication number 20060007027
- Publication date Jan 12, 2006
- Soichiro Ishizuka
- H03 - BASIC ELECTRONIC CIRCUITRY

Soichiro Ishizuka

Person

Patents Grantslast 30 patents

Pop noise suppression technique

D-class amplifier

Weight level generating method and device utilizing plural weights...

PWM driver and class D amplifier using same

Dynamic element matching method and device

Method and apparatus for forming transient response characteristics

Digital encoder and digital-to-analog converter using same

Patents Applicationslast 30 patents

D-CLASS AMPLIFIER

VOLTAGE SUPPLY CIRCUIT AND CIRCUIT DEVICE

WEIGHT LEVEL GENERATING METHOD AND DEVICE

DYNAMIC ELEMENT MATCHING METHOD AND DEVICE

PWM driver and class D amplifier using same

Method and apparatus for forming transient response characteristics

Digital encoder and digital-to-analog converter using same