WAI-KEUNG CHENG

Person

Union City, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Average current control for a switched power converter
- Patent number 9,577,521
- Issue date Feb 21, 2017
- Atmel Corporation
- Charles Cai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
LED current control
- Patent number 9,468,055
- Issue date Oct 11, 2016
- Alpha and Omega Semiconductor Incorporated
- Wai-Keung Cheng
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Average current control for a switched power converter
- Patent number 9,148,925
- Issue date Sep 29, 2015
- Atmel Corporation
- Charles Cai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Boost converter with integrated high power discrete FET and low vol...
- Patent number 8,823,337
- Issue date Sep 2, 2014
- Alpha and Omega Semiconductor Incorporated
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage and high power boost converter with co-packaged Schott...
- Patent number 8,643,160
- Issue date Feb 4, 2014
- Alpha and Omega Semiconductor Incorporated
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Boost converter with integrated high power discrete FET and low vol...
- Patent number 8,456,141
- Issue date Jun 4, 2013
- Alpha & Omega Semiconductor, Inc.
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage and high power boost converter with co-packaged Schott...
- Patent number 8,207,602
- Issue date Jun 26, 2012
- Alpha and Omega Semiconductor Incorporated
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Boost converter with integrated high power discrete FET and low vol...
- Patent number 8,008,897
- Issue date Aug 30, 2011
- Alpha and Omega Semiconductor, Ltd.
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage and high power boost converter with co-packaged Schott...
- Patent number 7,750,447
- Issue date Jul 6, 2010
- Alpha and Omega Semiconductor, Ltd.
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current limiting load switch with dynamically generated tracking re...
- Patent number 7,728,655
- Issue date Jun 1, 2010
- Alpha & Omega Semiconductor, Inc.
- Kevin Ng
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
AVERAGE CURRENT CONTROL FOR A SWITCHED POWER CONVERTER
- Publication number 20150372593
- Publication date Dec 24, 2015
- ATMEL CORPORATION
- Charles Cai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONFIGURABLE INTEGRATED CIRCUIT ENABLING MULTIPLE SWITCHED MODE OR...
- Publication number 20140253090
- Publication date Sep 11, 2014
- ATMEL CORPORATION
- Dilip Sangam
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AVERAGE CURRENT CONTROL FOR A SWITCHED POWER CONVERTER
- Publication number 20140225531
- Publication date Aug 14, 2014
- ATMEL CORPORATION
- Charles Cai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...
- Publication number 20130265015
- Publication date Oct 10, 2013
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LED CURRENT CONTROL
- Publication number 20130099684
- Publication date Apr 25, 2013
- ALPHA & OMEGA SEMICONDUCTOR INCORPORATED
- WAI-KEUNG CHENG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...
- Publication number 20120313613
- Publication date Dec 13, 2012
- ALPHA & OMEGA SEMICONDUCTOR INCORPORATED
- Allen Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...
- Publication number 20110316090
- Publication date Dec 29, 2011
- ALPHA & OMEGA SEMICONDUCTOR, LTD.
- Allen Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...
- Publication number 20100225296
- Publication date Sep 9, 2010
- ALPHA & OMEGA SEMICONDUCTOR INCORPORATED
- Allen Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Current Limiting Load Switch with Dynamically Generated Tracking Re...
- Publication number 20100090755
- Publication date Apr 15, 2010
- Kevin Ng
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...
- Publication number 20080304305
- Publication date Dec 11, 2008
- ALPHA & OMEGA SEMICONDUCTOR, LTD.
- Allen Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...
- Publication number 20080304306
- Publication date Dec 11, 2008
- ALPHA & OMEGA SEMICONDUCTOR, LTD.
- Allen Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-die DC-DC Boost Power Converter with Efficient Packaging
- Publication number 20080023825
- Publication date Jan 31, 2008
- Francois Hebert
- H01 - BASIC ELECTRIC ELEMENTS

WAI-KEUNG CHENG

Person

Patents Grantslast 30 patents

Average current control for a switched power converter

LED current control

Average current control for a switched power converter

Boost converter with integrated high power discrete FET and low vol...

High voltage and high power boost converter with co-packaged Schott...

Boost converter with integrated high power discrete FET and low vol...

High voltage and high power boost converter with co-packaged Schott...

Boost converter with integrated high power discrete FET and low vol...

High voltage and high power boost converter with co-packaged Schott...

Current limiting load switch with dynamically generated tracking re...

Patents Applicationslast 30 patents

AVERAGE CURRENT CONTROL FOR A SWITCHED POWER CONVERTER

CONFIGURABLE INTEGRATED CIRCUIT ENABLING MULTIPLE SWITCHED MODE OR...

AVERAGE CURRENT CONTROL FOR A SWITCHED POWER CONVERTER

BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...

LED CURRENT CONTROL

HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...

BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...

HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...

Current Limiting Load Switch with Dynamically Generated Tracking Re...

BOOST CONVERTER WITH INTEGRATED HIGH POWER DISCRETE FET AND LOW VOL...

HIGH VOLTAGE AND HIGH POWER BOOST CONVETER WITH CO-PACKAGED SCHOTTK...

Multi-die DC-DC Boost Power Converter with Efficient Packaging