Chunming Guo

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
PFC circuit with auxiliary switch tube and control method thereof
- Patent number 11,843,314
- Issue date Dec 12, 2023
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Linkai Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply and electronic device
- Patent number 11,837,950
- Issue date Dec 5, 2023
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Chunming Guo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power converter, method for driving switching transistors and a pow...
- Patent number 11,626,804
- Issue date Apr 11, 2023
- HUAYUAN SEMICONDUCTOR (SHENZHEN) LIMITED COMPANY
- Shengfeng Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Enhanced active preload for high performance LED driver with extend...
- Patent number 8,829,819
- Issue date Sep 9, 2014
- Power Integrations, Inc.
- Christian P. Angeles
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
SWITCHING POWER SUPPLY AND ELECTRONIC DEVICE
- Publication number 20250038655
- Publication date Jan 30, 2025
- HYASIC INCORPORATION
- Chunming GUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYNCHRONOUS RECTIFICATION SWITCHING POWER SUPPLY CIRCUIT AND PRIMAR...
- Publication number 20240421718
- Publication date Dec 19, 2024
- Huayuan Semiconductor (Shenzhen) Limited Company
- Haibin XIAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY AND ELECTRONIC DEVICE
- Publication number 20230308010
- Publication date Sep 28, 2023
- Huayuan Semiconductor (Shenzhen) Limited Company
- Chunming GUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERTER, SWITCHING TUBE DRIVING METHOD AND POWER SYSTEM
- Publication number 20230027954
- Publication date Jan 26, 2023
- Huayuan Semiconductor (Shenzhen) Limited Company
- Shengfeng LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PFC CIRCUIT AND CONTROL METHOD THEREOF
- Publication number 20220255422
- Publication date Aug 11, 2022
- Huayuan Semiconductor (Shenzhen) Limited Company
- Linkai LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER