Liang Yan

Person

Malden, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Switching power supply converter
- Patent number 12,027,984
- Issue date Jul 2, 2024
- MSJ SYSTEMS LLC
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Voltage sensing of an active clamp switching power converter circui...
- Patent number 11,411,503
- Issue date Aug 9, 2022
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controlling an active clamp switching power converter circuit based...
- Patent number 11,050,350
- Issue date Jun 29, 2021
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Jinho Choi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery balancing and current control with bypass circuit for load...
- Patent number 10,992,144
- Issue date Apr 27, 2021
- Galley Power LLC
- Peng Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage sensing of an active clamp switching power converter circui...
- Patent number 10,985,665
- Issue date Apr 20, 2021
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adjusting color temperature in a dimmable LED lighting system
- Patent number 10,187,950
- Issue date Jan 22, 2019
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adjusting color temperature in a dimmable LED lighting system
- Patent number 9,844,113
- Issue date Dec 12, 2017
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptive peak power control
- Patent number 9,444,364
- Issue date Sep 13, 2016
- Dialog Semiconductor Inc.
- Junjie Zheng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Constant current control buck converter without current sense
- Patent number 9,420,645
- Issue date Aug 16, 2016
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Regulation for power supply mode transition to low-load operation
- Patent number 9,419,527
- Issue date Aug 16, 2016
- Dialog Semiconductor Inc.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated LED dimmer controller
- Patent number 9,326,343
- Issue date Apr 26, 2016
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptive holding current control for LED dimmer
- Patent number 9,288,864
- Issue date Mar 15, 2016
- Dialog Semiconductor Inc.
- Xiaoyan Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Output current compensation for jitter in input voltage for dimmabl...
- Patent number 9,232,581
- Issue date Jan 5, 2016
- Dialog Semiconductor Inc.
- Xiaoyan Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Intensity control of LEDs interfacing three-way sockets
- Patent number 9,155,152
- Issue date Oct 6, 2015
- Dialog Semiconductor Inc.
- Nan Shi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptive bipolar junction transistor gain detection
- Patent number 9,101,015
- Issue date Aug 4, 2015
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Average input current estimation based on primary side current sense
- Patent number 9,071,147
- Issue date Jun 30, 2015
- Dialog Semiconductor Inc.
- Guang Feng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Intensity control of LEDs interfacing three-way sockets
- Patent number 9,006,997
- Issue date Apr 14, 2015
- Dialog Semiconductor Inc.
- Nan Shi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Primary side sense output current regulation
- Patent number 8,995,150
- Issue date Mar 31, 2015
- Dialog Semiconductor Inc.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Delaying startup under fault conditions
- Patent number 8,970,115
- Issue date Mar 3, 2015
- Dialog Semiconductor Inc.
- Richard M. Myers
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptive compensation for effects of cat-ear dimmers on conduction...
- Patent number 8,853,968
- Issue date Oct 7, 2014
- Dialog Semiconductor Inc.
- Richard M. Myers
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dynamic control of power switching bipolar junction transistor
- Patent number 8,716,948
- Issue date May 6, 2014
- Dialog Semiconductor Inc.
- Andrew Kwok-Cheung Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
On-time compensation for switching power converters
- Patent number 8,564,270
- Issue date Oct 22, 2013
- iWatt Inc.
- John William Kesterson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive control for transition between multiple modulation modes i...
- Patent number 8,199,539
- Issue date Jun 12, 2012
- iWatt Inc.
- Xiaoyan Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Detecting light load conditions and improving light load efficiency...
- Patent number 8,199,537
- Issue date Jun 12, 2012
- iWatt Inc.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive multi-mode digital control improving light-load efficiency...
- Patent number 8,049,481
- Issue date Nov 1, 2011
- iWatt Inc.
- Yong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive control for transition between multiple modulation modes i...
- Patent number 8,018,743
- Issue date Sep 13, 2011
- iWatt Inc.
- Xiaoyan Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for controlling a current limit with primary side...
- Patent number 7,974,107
- Issue date Jul 5, 2011
- iWatt Inc.
- Yong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
On-time control for constant current mode in a flyback power supply
- Patent number 7,443,700
- Issue date Oct 28, 2008
- iWatt Inc.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated magnetics for a DC-DC converter with flexible output ind...
- Patent number 7,034,647
- Issue date Apr 25, 2006
- Northeastern University
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated magnetic isolated two-inductor boost converter
- Patent number 6,952,353
- Issue date Oct 4, 2005
- Northeastern University
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CURRENT-LIMITING CIRCUIT OF FLYBACK CONVERTER AND FLYBACK CONVERTER
- Publication number 20250015721
- Publication date Jan 9, 2025
- MSJ SYSTEMS LLC
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY CONVERTER
- Publication number 20220329163
- Publication date Oct 13, 2022
- MSJ SYSTEMS LLC
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VOLTAGE SENSING OF AN ACTIVE CLAMP SWITCHING POWER CONVERTER CIRCUIT
- Publication number 20210296996
- Publication date Sep 23, 2021
- Huayuan Semiconductor (Shenzhen) Limited Company
- Jinho Choi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VOLTAGE SENSING OF AN ACTIVE CLAMP SWITCHING POWER CONVERTER CIRCUI...
- Publication number 20210211058
- Publication date Jul 8, 2021
- Huayuan Semiconductor (Shenzhen) Limited Company
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Battery Balancing and Current Control
- Publication number 20180337536
- Publication date Nov 22, 2018
- Peng Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ADJUSTING COLOR TEMPERATURE IN A DIMMABLE LED LIGHTING SYSTEM
- Publication number 20180103523
- Publication date Apr 12, 2018
- Dialog Semiconductor Inc.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTENSITY CONTROL OF LEDS INTERFACING THREE-WAY SOCKETS
- Publication number 20150156844
- Publication date Jun 4, 2015
- Dialog Semiconductor Inc.
- Nan Shi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTENSITY CONTROL OF LEDS INTERFACING THREE-WAY SOCKETS
- Publication number 20150002048
- Publication date Jan 1, 2015
- IWATT INC.
- Nan Shi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Adaptive Peak Power Control
- Publication number 20140268913
- Publication date Sep 18, 2014
- Junjie Zheng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OUTPUT CURRENT COMPENSATION FOR JITTER IN INPUT VOLTAGE FOR DIMMABL...
- Publication number 20140239840
- Publication date Aug 28, 2014
- Dialog Semiconductor Inc.
- Xiaoyan Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
AVERAGE INPUT CURRENT ESTIMATION BASED ON PRIMARY SIDE CURRENT SENSE
- Publication number 20140233269
- Publication date Aug 21, 2014
- Guang Feng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Adjusting Color Temperature in a Dimmable LED Lighting System
- Publication number 20140210357
- Publication date Jul 31, 2014
- IWATT INC.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ADAPTIVE HOLDING CURRENT CONTROL FOR LED DIMMER
- Publication number 20140159616
- Publication date Jun 12, 2014
- IWATT INC.
- XIAOYAN WANG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
PRIMARY SIDE SENSE OUTPUT CURRENT REGULATION
- Publication number 20140153292
- Publication date Jun 5, 2014
- IWATT INC.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Integrated LED Dimmer Controller
- Publication number 20140021885
- Publication date Jan 23, 2014
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONSTANT CURRENT CONTROL BUCK CONVERTER WITHOUT CURRENT SENSE
- Publication number 20130307425
- Publication date Nov 21, 2013
- IWATT INC.
- Liang Yan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Delaying Startup Under Fault Conditions
- Publication number 20130257280
- Publication date Oct 3, 2013
- IWATT INC.
- Richard M. Myers
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ADAPTIVE FILTER FOR LED DIMMER
- Publication number 20130249437
- Publication date Sep 26, 2013
- IWATT INC.
- Xiaoyan Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Adaptive Bipolar Junction Transistor Gain Detection
- Publication number 20130242625
- Publication date Sep 19, 2013
- IWATT INC.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Dynamic Control of Power Switching Bipolar Junction Transistor
- Publication number 20130241430
- Publication date Sep 19, 2013
- IWATT, INC.
- Andrew Kwok-Cheung Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Adaptive Compensation for Effects of Cat-Ear Dimmers on Conduction...
- Publication number 20130241441
- Publication date Sep 19, 2013
- IWATT INC.
- Richard M. Myers
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ON-TIME COMPENSATION FOR SWITCHING POWER CONVERTERS
- Publication number 20130242629
- Publication date Sep 19, 2013
- IWATT INC.
- John William Kesterson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REGULATION FOR POWER SUPPLY MODE TRANSITION TO LOW-LOAD OPERATION
- Publication number 20130235621
- Publication date Sep 12, 2013
- IWATT INC.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Adaptive Control for Transition Between Multiple Modulation Modes i...
- Publication number 20110286248
- Publication date Nov 24, 2011
- iWatt Inc.
- Xiaoyan Wang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ADAPTIVE CONTROL FOR TRANSITION BETWEEN MULTIPLE MODULATION MODES I...
- Publication number 20100225293
- Publication date Sep 9, 2010
- iWatt Inc.
- Xiaoyan Wang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Detecting Light Load Conditions and Improving Light Load Efficiency...
- Publication number 20100208500
- Publication date Aug 19, 2010
- iWatt Inc.
- Liang Yan
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ADAPTIVE MULTI-MODE DIGITAL CONTROL IMPROVING LIGHT-LOAD EFFICIENCY...
- Publication number 20100164455
- Publication date Jul 1, 2010
- iWatt Inc.
- Yong Li
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
System And Method For Controlling A Current Limit With Primary Side...
- Publication number 20090059632
- Publication date Mar 5, 2009
- Yong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
On-Time Control For Constant Current Mode In A Flyback Power Supply
- Publication number 20080112193
- Publication date May 15, 2008
- iWatt Inc.
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Integrated magnetic isolated two-inductor boost converter
- Publication number 20040218404
- Publication date Nov 4, 2004
- Liang Yan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Switching power supply converter

Voltage sensing of an active clamp switching power converter circui...

Controlling an active clamp switching power converter circuit based...

Battery balancing and current control with bypass circuit for load...

Voltage sensing of an active clamp switching power converter circui...

Adjusting color temperature in a dimmable LED lighting system

Adjusting color temperature in a dimmable LED lighting system

Adaptive peak power control

Constant current control buck converter without current sense

Regulation for power supply mode transition to low-load operation

Integrated LED dimmer controller

Adaptive holding current control for LED dimmer

Output current compensation for jitter in input voltage for dimmabl...

Intensity control of LEDs interfacing three-way sockets

Adaptive bipolar junction transistor gain detection

Average input current estimation based on primary side current sense

Intensity control of LEDs interfacing three-way sockets

Primary side sense output current regulation

Delaying startup under fault conditions

Adaptive compensation for effects of cat-ear dimmers on conduction...

Dynamic control of power switching bipolar junction transistor

On-time compensation for switching power converters

Adaptive control for transition between multiple modulation modes i...

Detecting light load conditions and improving light load efficiency...

Adaptive multi-mode digital control improving light-load efficiency...

Adaptive control for transition between multiple modulation modes i...

System and method for controlling a current limit with primary side...

On-time control for constant current mode in a flyback power supply

Integrated magnetics for a DC-DC converter with flexible output ind...

Integrated magnetic isolated two-inductor boost converter

Patents Applicationslast 30 patents

CURRENT-LIMITING CIRCUIT OF FLYBACK CONVERTER AND FLYBACK CONVERTER

SWITCHING POWER SUPPLY CONVERTER

VOLTAGE SENSING OF AN ACTIVE CLAMP SWITCHING POWER CONVERTER CIRCUIT

VOLTAGE SENSING OF AN ACTIVE CLAMP SWITCHING POWER CONVERTER CIRCUI...

Battery Balancing and Current Control

ADJUSTING COLOR TEMPERATURE IN A DIMMABLE LED LIGHTING SYSTEM

INTENSITY CONTROL OF LEDS INTERFACING THREE-WAY SOCKETS

INTENSITY CONTROL OF LEDS INTERFACING THREE-WAY SOCKETS

Adaptive Peak Power Control

OUTPUT CURRENT COMPENSATION FOR JITTER IN INPUT VOLTAGE FOR DIMMABL...

AVERAGE INPUT CURRENT ESTIMATION BASED ON PRIMARY SIDE CURRENT SENSE

Adjusting Color Temperature in a Dimmable LED Lighting System

ADAPTIVE HOLDING CURRENT CONTROL FOR LED DIMMER

PRIMARY SIDE SENSE OUTPUT CURRENT REGULATION

Integrated LED Dimmer Controller

CONSTANT CURRENT CONTROL BUCK CONVERTER WITHOUT CURRENT SENSE

Delaying Startup Under Fault Conditions

ADAPTIVE FILTER FOR LED DIMMER

Adaptive Bipolar Junction Transistor Gain Detection

Dynamic Control of Power Switching Bipolar Junction Transistor

Adaptive Compensation for Effects of Cat-Ear Dimmers on Conduction...

ON-TIME COMPENSATION FOR SWITCHING POWER CONVERTERS

REGULATION FOR POWER SUPPLY MODE TRANSITION TO LOW-LOAD OPERATION

Adaptive Control for Transition Between Multiple Modulation Modes i...

ADAPTIVE CONTROL FOR TRANSITION BETWEEN MULTIPLE MODULATION MODES I...

Detecting Light Load Conditions and Improving Light Load Efficiency...

ADAPTIVE MULTI-MODE DIGITAL CONTROL IMPROVING LIGHT-LOAD EFFICIENCY...

System And Method For Controlling A Current Limit With Primary Side...

On-Time Control For Constant Current Mode In A Flyback Power Supply

Integrated magnetic isolated two-inductor boost converter