Hang-Yu Fan

Title: Innovations by Hang-Yu Fan

Introduction

Hang-Yu Fan is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of electronics, particularly in the development of driving circuits for LED loads and illumination systems. With a total of two patents to his name, Fan's work showcases his expertise and innovative spirit.

Latest Patents

One of Hang-Yu Fan's latest patents is a "Driving Circuit for Driving LED Load." This invention includes a rectifier circuit that converts an AC power supply into a DC power supply. The LED driver integrated circuit features a regulator circuit, a voltage detector, a buck boost LED driver, and a common ground terminal. The regulator circuit ensures that the DC power supply is maintained at a regulated voltage. The voltage detector checks if the regulated voltage meets the required specifications and outputs the voltage accordingly. The buck boost LED driver adjusts the output driving voltage based on the remaining voltage at the negative terminal of the LED load, ensuring efficient operation.

Another significant patent is the "Illumination Driving Circuit." This circuit is designed to drive a light-emitting load and includes a system voltage source, a switch component, an inductor component, an inductor-current sensing module, and a control module. The switch component connects the system voltage source to the light-emitting load, while the inductor component is placed in series. The inductor-current sensing module features a sensing resistor that helps monitor the current flowing through the inductor. The control module is responsible for managing the switch's conductive state, calculating the inductor current based on the voltage level at the sensing terminal.

Career Highlights

Hang-Yu Fan is currently employed at Himax Analogic, Inc., where he continues to innovate and develop advanced electronic solutions. His work at the company has allowed him to apply his knowledge and skills in practical applications, contributing to the advancement of technology in the industry.

Conclusion

Hang-Yu Fan's contributions to the field of electronics through his patents demonstrate his commitment to innovation and excellence. His inventions not only enhance the functionality of LED systems but also pave the way for future advancements in illumination technology.