Patents/Inventors

Wei-hsu Chang

HsinchuTW16 patents

18 Patents

US124831202025
Power Supply System with Power Factor Correction(pfc) and Control Method Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US124831212025
Power Supply System and Power Factor Correction Control Circuit and Control Method Thereof
Richtek Technology Corporation
0 cites
US124569132025
Resonant Switched Capacitor Voltage Converter and Control Method Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US124317912025
High Efficiency Boost Power Factor Correction Circuit Having Shared Pin and Conversion Control Circuit Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US124072482025
Feedforward Frequency Response for Resonant Charge Pump
RICHTEK TECHNOLOGY Corp.
0 cites
US123814702025
Power Supply System
RICHTEK TECHNOLOGY CORPORATION
0 cites
US123626652025
Power Converter for Reducing Switching Loss and Enhancing System Efficiency and Control Method Thereof
RICHTEK TECHNOLOGY Corp.
0 cites
US123481532025
High Efficiency Charging System and Power Conversion Circuit Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US122730352025
Control Circuit and Method for Use in Stackable Multiphase Power Converter
Richtek Technology Corporation
0 cites
US121995062025
Switched Capacitor Voltage Converter Circuit and Control Method of Switched Capacitor Converter
RICHTEK TECHNOLOGY CORPORATION
0 cites
US121368772024
Switched Capacitor Voltage Converter Circuit and Switched Capacitor Voltage Conversion Method
RICHTEK TECHNOLPGY CORPORATION
0 cites
US121074922024
Power Factor Correction Converter, Controller and Zero Current Prediction Circuit Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US120953592024
Power Factor Correction Converter, Controller and Digital Peak-hold Circuit Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US118761892024
Battery System, Battery Module and Battery Control Circuit Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US118433212023
Control Circuit Having Power Saving Mode for Use in Power Supply Circuit
RICHTEK TECHNOLOGY CORPORATION
0 cites
US118433442023
Brushless DC Electric (BLDC) Motor Driver Circuit
RICHTEK TECHNOLOGY CORPORATIION
0 cites
US115817972023
Multiple Outputs Universal Serial Bus Travel Adaptor and Control Method Thereof
RICHTEK TECHNOLOGY CORPORATION
0 cites
US115459082023
Flyback Power Converter and Conversion Controller Circuit
RICHTEK TECHNOLOGY CORPORATION
0 cites