Weifeng Sun

Person

Jiangsu, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Heterojunction semiconductor device with low on-resistance
- Patent number 12,224,340
- Issue date Feb 11, 2025
- Southeast University
- Siyang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor device and manufacturing method therefor
- Patent number 12,183,818
- Issue date Dec 31, 2024
- SOUTHEAST UNIVERSITY
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Adaptive load optimization method for resonant gate drive circuit
- Patent number 12,132,407
- Issue date Oct 29, 2024
- Southeast University
- Qinsong Qian
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Insulated gate bipolar transistor
- Patent number 12,119,395
- Issue date Oct 15, 2024
- Southeast University
- Long Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-threshold power semiconductor device and manufacturing method...
- Patent number 12,107,167
- Issue date Oct 1, 2024
- Southeast University
- Siyang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control method for four-switch buck-boost converter
- Patent number 12,062,985
- Issue date Aug 13, 2024
- Southeast University
- Qi Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Enhancement-mode N-channel and P-channel GaN device integration str...
- Patent number 12,051,742
- Issue date Jul 30, 2024
- Southeast University
- Long Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-phase high-precision current sharing control method applied t...
- Patent number 12,046,990
- Issue date Jul 23, 2024
- Southeast University
- Shen Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Monolithically integrated GaN-based half-bridge circuit and half-br...
- Patent number 12,046,594
- Issue date Jul 23, 2024
- Southeast University
- Long Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
GaN power semiconductor device integrated with self-feedback gate c...
- Patent number 12,027,516
- Issue date Jul 2, 2024
- Southeast University
- Siyang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Synchronous rectification control system and method for quasi-reson...
- Patent number 11,984,813
- Issue date May 14, 2024
- Southeast University
- Shen Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Lateral double-diffused metal oxide semiconductor field effect tran...
- Patent number 11,894,458
- Issue date Feb 6, 2024
- Southeast University
- Jiaxing Wei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flyback converter and output voltage acquisition method therefor an...
- Patent number 11,777,416
- Issue date Oct 3, 2023
- Southeast University
- Weifeng Sun
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for controlling active clamp flyback converter
- Patent number 11,770,076
- Issue date Sep 26, 2023
- Southeast University
- Shen Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Laterally double-diffused metal oxide semiconductor device
- Patent number 11,742,423
- Issue date Aug 29, 2023
- Southeast University
- Jing Zhu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Deadtime automatic-optimization system for flyback power supply hav...
- Patent number 11,557,959
- Issue date Jan 17, 2023
- CSMC Technologies FAB2 Co., Ltd.
- Shen Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gallium nitride power device and manufacturing method thereof
- Patent number 11,515,395
- Issue date Nov 29, 2022
- Southeast University
- Siyang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flyback switching power supply, control system thereof and control...
- Patent number 11,394,306
- Issue date Jul 19, 2022
- CSMC Technologies FAB2 Co., Ltd.
- Shen Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Lateral insulated gate bipolar transistor with low turn-on overshoo...
- Patent number 11,367,785
- Issue date Jun 21, 2022
- Southeast University
- Jing Zhu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for reducing noise of a switched reluctance motor based on a...
- Patent number 11,336,217
- Issue date May 17, 2022
- CSMC Technologies FAB2 Co., Ltd.
- Rui Zhong
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for improving conversion efficiency of CCM mode of flyback r...
- Patent number 11,323,039
- Issue date May 3, 2022
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Weifeng Sun
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Heterojunction semiconductor device having high blocking capability
- Patent number 11,322,606
- Issue date May 3, 2022
- Southeast University
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Graphene channel silicon carbide power semiconductor transistor
- Patent number 11,158,708
- Issue date Oct 26, 2021
- Southeast University
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gate drive circuit for reducing reverse recovery current of power d...
- Patent number 11,152,936
- Issue date Oct 19, 2021
- Southeast University
- Jing Zhu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Self-adaptive synchronous rectification control system and method o...
- Patent number 11,081,967
- Issue date Aug 3, 2021
- Southeast University
- Qinsong Qian
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated bootstrap high-voltage driver chip and technological str...
- Patent number 10,340,906
- Issue date Jul 2, 2019
- SOUTHEAST UNIVERSITY
- Weifeng Sun
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Control method for improving dynamic response of switch power
- Patent number 10,097,077
- Issue date Oct 9, 2018
- Southeast University
- Shen Xu
- G05 - CONTROLLING REGULATING
Information Patent Grant
Power module of square flat pin-free packaging structure
- Patent number 10,056,313
- Issue date Aug 21, 2018
- Southeast University
- Siyang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Transverse ultra-thin insulated gate bipolar transistor having high...
- Patent number 9,240,469
- Issue date Jan 19, 2016
- SOUTHEAST UNIVERSITY
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-current N-type silicon-on-insulator lateral insulated-gate bip...
- Patent number 9,159,818
- Issue date Oct 13, 2015
- Southeast University
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
INDUCTOR CURRENT ESTIMATION METHOD FOR DC-DC SWITCHING POWER SUPPLY
- Publication number 20240280613
- Publication date Aug 22, 2024
- SOUTHEAST UNIVERSITY
- Shen XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ENHANCEMENT-MODE N-CHANNEL AND P-CHANNEL GAN DEVICE INTEGRATION STR...
- Publication number 20240266430
- Publication date Aug 8, 2024
- SOUTHEAST UNIVERSITY
- Long ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL METHOD FOR FOUR-SWITCH BUCK-BOOST CONVERTER
- Publication number 20240266959
- Publication date Aug 8, 2024
- SOUTHEAST UNIVERSITY
- Qi LIU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTI-PHASE HIGH-PRECISION CURRENT SHARING CONTROL METHOD APPLIED T...
- Publication number 20240266943
- Publication date Aug 8, 2024
- SOUTHEAST UNIVERSITY
- Shen XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DMOS DEVICE HAVING JUNCTION FIELD PLATE AND MANUFACTURING METHOD TH...
- Publication number 20240222473
- Publication date Jul 4, 2024
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Feng LIN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LATERAL DOUBLE-DIFFUSED METAL OXIDE SEMICONDUCTOR FIELD EFFECT TRAN...
- Publication number 20230019004
- Publication date Jan 19, 2023
- SOUTHEAST UNIVERSITY
- Jiaxing WEI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INSULATED GATE BIPOLAR TRANSISTOR
- Publication number 20220376094
- Publication date Nov 24, 2022
- SOUTHEAST UNIVERSITY
- Long ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-THRESHOLD POWER SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD...
- Publication number 20220367716
- Publication date Nov 17, 2022
- SOUTHEAST UNIVERSITY
- Siyang LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IGZO THIN-FILM TRANSISTOR AND METHOD FOR MANUFACTURING SAME
- Publication number 20220367722
- Publication date Nov 17, 2022
- SOUTHEAST UNIVERSITY
- Wangran WU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LATERALLY DOUBLE-DIFFUSED METAL OXIDE SEMICONDUCTOR DEVICE
- Publication number 20220352369
- Publication date Nov 3, 2022
- SOUTHEAST UNIVERSITY
- JING ZHU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GALLIUM NITRIDE POWER DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20220223692
- Publication date Jul 14, 2022
- SOUTHEAST UNIVERSITY
- SIYANG LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LATERAL INSULATED GATE BIPOLAR TRANSISTOR WITH LOW TURN-ON OVERSHOO...
- Publication number 20220157975
- Publication date May 19, 2022
- SOUTHEAST UNIVERSITY
- Jing ZHU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR
- Publication number 20220115532
- Publication date Apr 14, 2022
- SOUTHEAST UNIVERSITY
- Weifeng SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FLYBACK CONVERTER AND OUTPUT VOLTAGE ACQUISITION METHOD THEREFOR AN...
- Publication number 20220085727
- Publication date Mar 17, 2022
- SOUTHEAST UNIVERSITY
- Weifeng SUN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING ACTIVE CLAMP FLYBACK CONVERTER
- Publication number 20220069718
- Publication date Mar 3, 2022
- SOUTHEAST UNIVERSITY
- Shen XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HETEROJUNCTION SEMICONDUCTOR DEVICE WITH LOW ON-RESISTANCE
- Publication number 20220069115
- Publication date Mar 3, 2022
- SOUTHEAST UNIVERSITY
- Siyang LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYNCHRONOUS RECTIFICATION CONTROL SYSTEM AND METHOD FOR QUASI-RESON...
- Publication number 20220052613
- Publication date Feb 17, 2022
- SOUTHEAST UNIVERSITY
- Shen XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
GRAPHENE CHANNEL SILICON CARBIDE POWER SEMICONDUCTOR TRANSISTOR
- Publication number 20210336009
- Publication date Oct 28, 2021
- SOUTHEAST UNIVERSITY
- Weifeng SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HETEROJUNCTION SEMICONDUCTOR DEVICE HAVING HIGH BLOCKING CAPABILITY
- Publication number 20210234030
- Publication date Jul 29, 2021
- SOUTHEAST UNIVERSITY
- Weifeng SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GATE DRIVE CIRCUIT FOR REDUCING REVERSE RECOVERY CURRENT OF POWER D...
- Publication number 20210218396
- Publication date Jul 15, 2021
- SOUTHEAST UNIVERSITY
- Jing ZHU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SELF-ADAPTIVE SYNCHRONOUS RECTIFICATION CONTROL SYSTEM AND METHOD O...
- Publication number 20210194375
- Publication date Jun 24, 2021
- SOUTHEAST UNIVERSITY
- Qinsong QIAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR REDUCING NOISE OF A SWITCHED RELUCTANCE MOTOR BASED ON A...
- Publication number 20200343845
- Publication date Oct 29, 2020
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Rui ZHONG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DEADTIME AUTOMATIC-OPTIMIZATION SYSTEM FOR FLYBACK POWER SUPPLY HAV...
- Publication number 20200343810
- Publication date Oct 29, 2020
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Shen XU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR IMPROVING CONVERSION EFFICIENCY OF CCM MODE OF FLYBACK R...
- Publication number 20200336070
- Publication date Oct 22, 2020
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Weifeng SUN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FLYBACK SWITCHING POWER SUPPLY, CONTROL SYSTEM THEREOF AND CONTROL...
- Publication number 20200328689
- Publication date Oct 15, 2020
- CSMC TECHNOLOGIES FAB2 CO., LTD.
- Shen XU
- G01 - MEASURING TESTING
Information Patent Application
INTEGRATED BOOTSTRAP HIGH-VOLTAGE DRIVER CHIP AND TECHNOLOGICAL STR...
- Publication number 20180262186
- Publication date Sep 13, 2018
- SOUTHEAST UNIVERSITY
- Weifeng SUN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CONTROL METHOD FOR IMPROVING DYNAMIC RESPONSE OF SWITCH POWER
- Publication number 20180234007
- Publication date Aug 16, 2018
- SOUTHEAST UNIVERSITY
- Shen XU
- G05 - CONTROLLING REGULATING
Information Patent Application
Power Module of Square Flat Pin-Free Packaging Structure
- Publication number 20180174942
- Publication date Jun 21, 2018
- SOUTHEAST UNIVERSITY
- Siyang LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRANSVERSE ULTRA-THIN INSULATED GATE BIPOLAR TRANSISTOR HAVING HIGH...
- Publication number 20150270377
- Publication date Sep 24, 2015
- SOUTHEAST UNIVERSITY
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-CURRENT N-TYPE SILICON-ON-INSULATOR LATERAL INSULATED-GATE BIP...
- Publication number 20140306266
- Publication date Oct 16, 2014
- Weifeng Sun
- H01 - BASIC ELECTRIC ELEMENTS

Weifeng Sun

Person

Patents Grantslast 30 patents

Heterojunction semiconductor device with low on-resistance

Power semiconductor device and manufacturing method therefor

Adaptive load optimization method for resonant gate drive circuit

Insulated gate bipolar transistor

High-threshold power semiconductor device and manufacturing method...

Control method for four-switch buck-boost converter

Enhancement-mode N-channel and P-channel GaN device integration str...

Multi-phase high-precision current sharing control method applied t...

Monolithically integrated GaN-based half-bridge circuit and half-br...

GaN power semiconductor device integrated with self-feedback gate c...

Synchronous rectification control system and method for quasi-reson...

Lateral double-diffused metal oxide semiconductor field effect tran...

Flyback converter and output voltage acquisition method therefor an...

System and method for controlling active clamp flyback converter

Laterally double-diffused metal oxide semiconductor device

Deadtime automatic-optimization system for flyback power supply hav...

Gallium nitride power device and manufacturing method thereof

Flyback switching power supply, control system thereof and control...

Lateral insulated gate bipolar transistor with low turn-on overshoo...

Method for reducing noise of a switched reluctance motor based on a...

Method for improving conversion efficiency of CCM mode of flyback r...

Heterojunction semiconductor device having high blocking capability

Graphene channel silicon carbide power semiconductor transistor

Gate drive circuit for reducing reverse recovery current of power d...

Self-adaptive synchronous rectification control system and method o...

Integrated bootstrap high-voltage driver chip and technological str...

Control method for improving dynamic response of switch power

Power module of square flat pin-free packaging structure

Transverse ultra-thin insulated gate bipolar transistor having high...

High-current N-type silicon-on-insulator lateral insulated-gate bip...

Patents Applicationslast 30 patents

INDUCTOR CURRENT ESTIMATION METHOD FOR DC-DC SWITCHING POWER SUPPLY

ENHANCEMENT-MODE N-CHANNEL AND P-CHANNEL GAN DEVICE INTEGRATION STR...

CONTROL METHOD FOR FOUR-SWITCH BUCK-BOOST CONVERTER

MULTI-PHASE HIGH-PRECISION CURRENT SHARING CONTROL METHOD APPLIED T...

DMOS DEVICE HAVING JUNCTION FIELD PLATE AND MANUFACTURING METHOD TH...

LATERAL DOUBLE-DIFFUSED METAL OXIDE SEMICONDUCTOR FIELD EFFECT TRAN...

INSULATED GATE BIPOLAR TRANSISTOR

HIGH-THRESHOLD POWER SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD...

IGZO THIN-FILM TRANSISTOR AND METHOD FOR MANUFACTURING SAME

LATERALLY DOUBLE-DIFFUSED METAL OXIDE SEMICONDUCTOR DEVICE

GALLIUM NITRIDE POWER DEVICE AND MANUFACTURING METHOD THEREOF

LATERAL INSULATED GATE BIPOLAR TRANSISTOR WITH LOW TURN-ON OVERSHOO...

POWER SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREFOR

FLYBACK CONVERTER AND OUTPUT VOLTAGE ACQUISITION METHOD THEREFOR AN...

SYSTEM AND METHOD FOR CONTROLLING ACTIVE CLAMP FLYBACK CONVERTER

HETEROJUNCTION SEMICONDUCTOR DEVICE WITH LOW ON-RESISTANCE

SYNCHRONOUS RECTIFICATION CONTROL SYSTEM AND METHOD FOR QUASI-RESON...

GRAPHENE CHANNEL SILICON CARBIDE POWER SEMICONDUCTOR TRANSISTOR

HETEROJUNCTION SEMICONDUCTOR DEVICE HAVING HIGH BLOCKING CAPABILITY

GATE DRIVE CIRCUIT FOR REDUCING REVERSE RECOVERY CURRENT OF POWER D...

SELF-ADAPTIVE SYNCHRONOUS RECTIFICATION CONTROL SYSTEM AND METHOD O...

METHOD FOR REDUCING NOISE OF A SWITCHED RELUCTANCE MOTOR BASED ON A...

DEADTIME AUTOMATIC-OPTIMIZATION SYSTEM FOR FLYBACK POWER SUPPLY HAV...

METHOD FOR IMPROVING CONVERSION EFFICIENCY OF CCM MODE OF FLYBACK R...

FLYBACK SWITCHING POWER SUPPLY, CONTROL SYSTEM THEREOF AND CONTROL...

INTEGRATED BOOTSTRAP HIGH-VOLTAGE DRIVER CHIP AND TECHNOLOGICAL STR...

CONTROL METHOD FOR IMPROVING DYNAMIC RESPONSE OF SWITCH POWER

Power Module of Square Flat Pin-Free Packaging Structure

TRANSVERSE ULTRA-THIN INSULATED GATE BIPOLAR TRANSISTOR HAVING HIGH...

HIGH-CURRENT N-TYPE SILICON-ON-INSULATOR LATERAL INSULATED-GATE BIP...