Haisong LI

Person

Suzhou City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Internal power generation circuit
- Patent number 12,105,545
- Issue date Oct 1, 2024
- Wuxi Chipown Microelectronics Co., Ltd.
- Jiawei Guan
- G05 - CONTROLLING REGULATING
Information Patent Grant
Driving power circuit for converter
- Patent number 11,916,477
- Issue date Feb 27, 2024
- Wuxi Chipown Microelectronics Co., Ltd.
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous rectification control circuit and switching power suppl...
- Patent number 11,870,362
- Issue date Jan 9, 2024
- Wuxi Chipown Microelectronics Co., Ltd.
- Jian Yin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply control circuit for switch mode power supply converter...
- Patent number 11,671,023
- Issue date Jun 6, 2023
- Wuxi Chipown Microelectronics Co., Ltd.
- Ping Tao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Voltage detection circuit, power supply system and chip
- Patent number 11,604,216
- Issue date Mar 14, 2023
- Wuxi Chipown Microelectronics Co., Ltd.
- Fan Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit for controlling switching power supply by current limiting...
- Patent number 11,223,269
- Issue date Jan 11, 2022
- WUXI CHIPOWN MICROELECTRONICS CO., LTD.
- Ping Tao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Highly integrated switching power supply and control circuit
- Patent number 11,056,977
- Issue date Jul 6, 2021
- Wuxi Chipown Microelectronics Co., Ltd.
- Changshen Zhao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control circuit and control method of switching power supply
- Patent number 10,355,577
- Issue date Jul 16, 2019
- Wuxi Chipown Micro-Electronics Limited
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Primary controller of switching power supply and switching power su...
- Patent number 10,312,816
- Issue date Jun 4, 2019
- SUZHOU POWERON IC DESIGN CO., LTD
- Changshen Zhao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage power system with enable control
- Patent number 10,038,437
- Issue date Jul 31, 2018
- WUXI CHIPOWN MICRO-ELECTRONICS LIMITED NEW DISTRICT
- Haisong Li
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Control method and control circuit for switching power supply
- Patent number 10,008,944
- Issue date Jun 26, 2018
- Suzhou Poweron IC Design Co., Ltd
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply
- Patent number 9,985,543
- Issue date May 29, 2018
- SUZHOU POWERON IC DESIGN CO., LTD
- Yangbo Yi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Short-circuit protection circuit for voltage sampling resistor of p...
- Patent number 9,923,365
- Issue date Mar 20, 2018
- Wuxi Chipown Micro-Electronics Limited
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit structure for enhancing EFT immunity of primary side converter
- Patent number 9,812,945
- Issue date Nov 7, 2017
- Wuxi Chipown Micro-Electronics, Limited
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Compensation circuit for constant output voltage
- Patent number 9,800,164
- Issue date Oct 24, 2017
- SUZHOU POWERON IC DESIGN CO., LTD
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage start-up circuit with adjustable start-up time
- Patent number 9,431,892
- Issue date Aug 30, 2016
- SUZHOU POWERON IC DESIGN CO., LTD
- Haisong Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device with a current sampler and a start-up structure
- Patent number 9,007,099
- Issue date Apr 14, 2015
- Suzhou Poweron IC Design Co., Ltd
- Yangbo Yi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Termination for superjunction VDMOSFET
- Patent number 8,482,064
- Issue date Jul 9, 2013
- Suzhou Poweron IC Design Co., Ltd.
- Yangbo Yi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-power consumption high-voltage CMOS driving circuit
- Patent number 7,557,634
- Issue date Jul 7, 2009
- Southeast University
- Longxing Shi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Synchronous Rectification Controller And Switching Power Supply
- Publication number 20240243669
- Publication date Jul 18, 2024
- Wuxi Chipown Microelectronics Co., Ltd.
- Yang LUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTERNAL POWER GENERATION CIRCUIT
- Publication number 20230205241
- Publication date Jun 29, 2023
- Wuxi Chipown Microelectronics Co., Ltd.
- Jiawei GUAN
- G05 - CONTROLLING REGULATING
Information Patent Application
Synchronous Rectification Control Circuit And Switching Power Suppl...
- Publication number 20230081053
- Publication date Mar 16, 2023
- Wuxi Chipown Microelectronics Co., Ltd.
- Jian YIN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Voltage Detection Circuit, Power Supply System And Chip
- Publication number 20220413019
- Publication date Dec 29, 2022
- Wuxi Chipown Microelectronics Co., Ltd.
- Fan YANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Voltage Conversion Circuit and Non-Isolated Power Supply System
- Publication number 20220393591
- Publication date Dec 8, 2022
- Wuxi Chipown Microelectronics Co., Ltd.
- Haisong LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY CONTROL CIRCUIT FOR SWITCH MODE POWER SUPPLY CONVERTER...
- Publication number 20210384839
- Publication date Dec 9, 2021
- Wuxi Chipown Microelectronics Co., Ltd.
- Ping TAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT FOR CONTROLLING SWITCHING POWER SUPPLY AND METHOD FOR CONTR...
- Publication number 20210336554
- Publication date Oct 28, 2021
- Wuxi Chipown Microelectronics Co., Ltd.
- Ping TAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Highly Integrated Switching Power Supply and Control Circuit
- Publication number 20210111630
- Publication date Apr 15, 2021
- Wuxi Chipown Microelectronics Co., Ltd.
- Changshen ZHAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Control Circuit and Control Method of Switching Power Supply
- Publication number 20180287479
- Publication date Oct 4, 2018
- Wuxi Chipown Micro-electronics Limited
- Haisong LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Control Method and Control Circuit for Switching Power Supply
- Publication number 20180054128
- Publication date Feb 22, 2018
- Suzhou Poweron IC Design Co., Ltd
- Haisong LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH VOLTAGE POWER SYSTEM WITH ENABLE CONTROL
- Publication number 20170338811
- Publication date Nov 23, 2017
- Wuxi Chipown Micro-electronics Limited
- HAISONG LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SHORT-CIRCUIT PROTECTION CIRCUIT FOR VOLTAGE SAMPLING RESISTOR OF P...
- Publication number 20170077695
- Publication date Mar 16, 2017
- Wuxi Chipown Micro-electronics Limited
- HAISONG LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Circuit Structure for Enhancing EFT Immunity of Primary Side Converter
- Publication number 20160336851
- Publication date Nov 17, 2016
- Wuxi Chipown Micro-electronics Limited
- Haisong LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SHORT-CIRCUIT PROTECTION STRUCTURE
- Publication number 20140362488
- Publication date Dec 11, 2014
- Ping TAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE WITH A CURRENT SAMPLER AND A START-UP STRUCTURE
- Publication number 20140292380
- Publication date Oct 2, 2014
- Yangbo YI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Termination for Superjunction VDMOSFET
- Publication number 20130069155
- Publication date Mar 21, 2013
- Suzhou Poweron IC Design Co., Ltd
- Yangbo YI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Low-Power Consumption High-Voltage Cmos Driving Circuit
- Publication number 20070205820
- Publication date Sep 6, 2007
- Longxing Shi
- H03 - BASIC ELECTRONIC CIRCUITRY

Person

Patents Grantslast 30 patents

Internal power generation circuit

Driving power circuit for converter

Synchronous rectification control circuit and switching power suppl...

Power supply control circuit for switch mode power supply converter...

Voltage detection circuit, power supply system and chip

Circuit for controlling switching power supply by current limiting...

Highly integrated switching power supply and control circuit

Control circuit and control method of switching power supply

Primary controller of switching power supply and switching power su...

High voltage power system with enable control

Control method and control circuit for switching power supply

Switching power supply

Short-circuit protection circuit for voltage sampling resistor of p...

Circuit structure for enhancing EFT immunity of primary side converter

Compensation circuit for constant output voltage

High voltage start-up circuit with adjustable start-up time

Semiconductor device with a current sampler and a start-up structure

Termination for superjunction VDMOSFET

Low-power consumption high-voltage CMOS driving circuit

Patents Applicationslast 30 patents

Synchronous Rectification Controller And Switching Power Supply

INTERNAL POWER GENERATION CIRCUIT

Synchronous Rectification Control Circuit And Switching Power Suppl...

Voltage Detection Circuit, Power Supply System And Chip

Voltage Conversion Circuit and Non-Isolated Power Supply System

POWER SUPPLY CONTROL CIRCUIT FOR SWITCH MODE POWER SUPPLY CONVERTER...

CIRCUIT FOR CONTROLLING SWITCHING POWER SUPPLY AND METHOD FOR CONTR...

Highly Integrated Switching Power Supply and Control Circuit

Control Circuit and Control Method of Switching Power Supply

Control Method and Control Circuit for Switching Power Supply

HIGH VOLTAGE POWER SYSTEM WITH ENABLE CONTROL

SHORT-CIRCUIT PROTECTION CIRCUIT FOR VOLTAGE SAMPLING RESISTOR OF P...

Circuit Structure for Enhancing EFT Immunity of Primary Side Converter

SHORT-CIRCUIT PROTECTION STRUCTURE

SEMICONDUCTOR DEVICE WITH A CURRENT SAMPLER AND A START-UP STRUCTURE

Termination for Superjunction VDMOSFET

Low-Power Consumption High-Voltage Cmos Driving Circuit