Wuhua Li

Person

Hangzhou, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method for DC islanding detection based on positive feedback of bus...
- Patent number 12,013,426
- Issue date Jun 18, 2024
- Zhejiang University
- Wuhua Li
- G01 - MEASURING TESTING
Information Patent Grant
Resonance control method for differentiated phase correction
- Patent number 11,996,786
- Issue date May 28, 2024
- Zhejiang University
- Wuhua Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High step-down modular DC power supply
- Patent number 11,973,422
- Issue date Apr 30, 2024
- Zhejiang University
- Wuhua Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Voltage conversion circuit and power supply system
- Patent number 11,757,287
- Issue date Sep 12, 2023
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Wanyuan Qu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Voltage conversion circuit and power supply system
- Patent number 11,715,959
- Issue date Aug 1, 2023
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Wanyuan Qu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gate voltage magnitude compensation equalization method and circuit...
- Patent number 11,437,986
- Issue date Sep 6, 2022
- Zhejiang University
- Wuhua Li
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power generation system, system for suppressing sub-synchronous osc...
- Patent number 10,819,262
- Issue date Oct 27, 2020
- General Electric Company
- Yunjie Gu
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hybrid controlling and driving circuit and method thereof
- Patent number 8,868,249
- Issue date Oct 21, 2014
- Silergy Semiconductor Technology (Hangzhou) Ltd.
- Wuhua Li
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hybrid controlling and driving circuit and method thereof
- Patent number 8,588,992
- Issue date Nov 19, 2013
- Silergy Semiconductor Technology (Hangzhou) Ltd.
- Wuhua Li
- G05 - CONTROLLING REGULATING
Information Patent Grant
Class-E amplifier and lighting ballast using the amplifier
- Patent number 8,054,135
- Issue date Nov 8, 2011
- General Electric Company
- Yingqi Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR DESIGNING SUBSTRATE OF POWER MODULE, AND T...
- Publication number 20240354482
- Publication date Oct 24, 2024
- Huawei Digital Power Technologies Co., Ltd.
- Wuhua LI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SWITCHED-CAPACITOR TYPE MODULAR DIRECT-CURRENT POWER SUPPLY WITH A...
- Publication number 20240339927
- Publication date Oct 10, 2024
- ZHEJIANG UNIVERSITY
- Chushan LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RESONANCE CONTROL METHOD FOR DIFFERENTIATED PHASE CORRECTION
- Publication number 20220376633
- Publication date Nov 24, 2022
- Zhejiang University
- Wuhua LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH STEP-DOWN MODULAR DC POWER SUPPLY
- Publication number 20220337157
- Publication date Oct 20, 2022
- Zhejiang University
- Wuhua LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VOLTAGE CONVERSION CIRCUIT AND POWER SUPPLY SYSTEM
- Publication number 20220285947
- Publication date Sep 8, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Wanyuan QU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR DC ISLANDING DETECTION BASED ON POSITIVE FEEDBACK OF BUS...
- Publication number 20220011358
- Publication date Jan 13, 2022
- Zhejiang University
- Wuhua LI
- G01 - MEASURING TESTING
Information Patent Application
GATE VOLTAGE MAGNITUDE COMPENSATION EQUALIZATION METHOD AND CIRCUIT...
- Publication number 20210399724
- Publication date Dec 23, 2021
- Zhejiang University
- Wuhua LI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER GENERATION SYSTEM, SYSTEM FOR SUPPRESSING SUB-SYNCHRONOUS OSC...
- Publication number 20190089279
- Publication date Mar 21, 2019
- GENERAL ELECTRIC COMPANY
- Yunjie GU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HYBRID CONTROLLING AND DRIVING CIRCUIT AND METHOD THEREOF
- Publication number 20140032008
- Publication date Jan 30, 2014
- SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
- Wuhua Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Hybrid controlling and driving circuit and method thereof
- Publication number 20110218692
- Publication date Sep 8, 2011
- Hangzhou Silergy Semiconductor Technology LTD
- Wuhua Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CLASS-E AMPLIFIER AND LIGHTING BALLAST USING THE AMPLIFIER
- Publication number 20100141168
- Publication date Jun 10, 2010
- GENERAL ELECTRIC COMPANY
- Yingqi Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY

Person

Patents Grantslast 30 patents

Method for DC islanding detection based on positive feedback of bus...

Resonance control method for differentiated phase correction

High step-down modular DC power supply

Voltage conversion circuit and power supply system

Voltage conversion circuit and power supply system

Gate voltage magnitude compensation equalization method and circuit...

Power generation system, system for suppressing sub-synchronous osc...

Hybrid controlling and driving circuit and method thereof

Hybrid controlling and driving circuit and method thereof

Class-E amplifier and lighting ballast using the amplifier

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR DESIGNING SUBSTRATE OF POWER MODULE, AND T...

SWITCHED-CAPACITOR TYPE MODULAR DIRECT-CURRENT POWER SUPPLY WITH A...

RESONANCE CONTROL METHOD FOR DIFFERENTIATED PHASE CORRECTION

HIGH STEP-DOWN MODULAR DC POWER SUPPLY

VOLTAGE CONVERSION CIRCUIT AND POWER SUPPLY SYSTEM

METHOD FOR DC ISLANDING DETECTION BASED ON POSITIVE FEEDBACK OF BUS...

GATE VOLTAGE MAGNITUDE COMPENSATION EQUALIZATION METHOD AND CIRCUIT...

POWER GENERATION SYSTEM, SYSTEM FOR SUPPRESSING SUB-SYNCHRONOUS OSC...

HYBRID CONTROLLING AND DRIVING CIRCUIT AND METHOD THEREOF

Hybrid controlling and driving circuit and method thereof

CLASS-E AMPLIFIER AND LIGHTING BALLAST USING THE AMPLIFIER