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Hsinhua, TW
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Patents Grants
last 30 patents
Information
Patent Grant
DC/DC converter and current sense circuit thereof
Patent number
8,054,059
Issue date
Nov 8, 2011
Himax Analogic, Inc.
Kuo-Hung Wu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC/DC converter and slope compensation circuit thereof
Patent number
7,876,082
Issue date
Jan 25, 2011
Himax Analogic, Inc.
Kuo-Hung Wu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power amplifier with noise shaping function
Patent number
7,843,263
Issue date
Nov 30, 2010
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Preset circuit of audio power amplifier
Patent number
7,839,186
Issue date
Nov 23, 2010
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching audio power amplifier with de-noise function
Patent number
7,816,982
Issue date
Oct 19, 2010
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor device
Patent number
7,795,646
Issue date
Sep 14, 2010
Himax Analogic, Inc.
Kuan-Po Hsueh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Audio power amplifier package
Patent number
7,709,963
Issue date
May 4, 2010
Himax Analogic, Inc.
Kuo-Hung Wu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power amplifier with noise shaping
Patent number
7,701,283
Issue date
Apr 20, 2010
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Driving circuit to drive an output stage
Patent number
7,626,429
Issue date
Dec 1, 2009
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching audio power amplifier with de-noise function
Patent number
7,489,190
Issue date
Feb 10, 2009
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio system with power-on/off noise suppression and audio amplifie...
Patent number
7,482,866
Issue date
Jan 27, 2009
Himax Analogic, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit and method for controlling the power mode a class-D amplifier
Patent number
7,427,893
Issue date
Sep 23, 2008
Kwang-Hwa Liu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Filterless class D power amplifier
Patent number
7,355,473
Issue date
Apr 8, 2008
Amazion Electronics, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Filterless class D power amplifier
Patent number
7,332,962
Issue date
Feb 19, 2008
Amazion Electronics, Inc.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
DC/DC Converter and Current Sense Circuit Thereof
Publication number
20100052632
Publication date
Mar 4, 2010
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DC/DC Converter and Slope Compensation Circuit Thereof
Publication number
20100045256
Publication date
Feb 25, 2010
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Semiconductor device
Publication number
20090250773
Publication date
Oct 8, 2009
HIMAX ANALOGIC, INC.
Kuan-Po HSUEH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A DRIVING CIRCUIT TO DRIVE AN OUTPUT STAGE
Publication number
20090243666
Publication date
Oct 1, 2009
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Preset Circuit of Audio Power Amplifier
Publication number
20090201056
Publication date
Aug 13, 2009
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING AUDIO POWER AMPLIFIER WITH DE-NOISE FUNCTION
Publication number
20090092267
Publication date
Apr 9, 2009
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO POWER AMPLIFIER PACKAGE
Publication number
20090085229
Publication date
Apr 2, 2009
Kuo-Hung Wu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SWITCHING AUDIO POWER AMPLIFIER WITH DE-NOISE FUNCTION
Publication number
20090015327
Publication date
Jan 15, 2009
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER AMPLIFIER WITH NOISE SHAPING FUNCTION
Publication number
20080303590
Publication date
Dec 11, 2008
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER AMPLIFIER WITH NOISE SHAPING
Publication number
20080238540
Publication date
Oct 2, 2008
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO SYSTEM WITH POWER-ON/OFF NOISE SUPPRESSION AND AUDIO AMPLIFIE...
Publication number
20080186090
Publication date
Aug 7, 2008
HIMAX ANALOGIC, INC.
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CIRCUIT AND METHOD FOR CONTROLLING THE POWER MODE A CLASS-D AMPLIFIER
Publication number
20070290743
Publication date
Dec 20, 2007
Kwang-Hwa Liu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Filterless class D power amplifier
Publication number
20070146069
Publication date
Jun 28, 2007
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
FILTERLESS CLASS D POWER AMPLIFIER
Publication number
20070109049
Publication date
May 17, 2007
Kuo-Hung Wu
H03 - BASIC ELECTRONIC CIRCUITRY