I-Fong Chen

Title: I-Fong Chen: Innovator in Light-Emitting Diode Technology

Introduction

I-Fong Chen is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of light-emitting diode (LED) technology. His innovative approach has led to the development of a unique method for driving LEDs using alternating current input voltage.

Latest Patents

I-Fong Chen holds a patent for a "Method and device for driving light-emitting diode by alternating current input voltage." This patent describes a method that includes receiving and full-wave rectifying the AC input voltage to generate a full-wave rectified input voltage. It also involves generating a pulse width modulation signal based on the full-wave rectified input voltage and a luminance signal. The driving voltage is then generated according to the pulse width modulation signal and the full-wave rectified input voltage, which is applied to the light-emitting diode.

Career Highlights

I-Fong Chen is currently employed at Novatek Microelectronics Corporation, where he continues to innovate in the field of microelectronics. His work has been instrumental in advancing LED technology, making it more efficient and effective for various applications.

Collaborations

I-Fong Chen has collaborated with several talented individuals in his field, including Chen-Ming Hung and Maung Maung Win. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

I-Fong Chen's contributions to LED technology through his innovative patent demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of efficient lighting solutions.