Jong Hyun Yoon

Title: Innovations by Jong Hyun Yoon

Introduction

Jong Hyun Yoon is a notable inventor based in Cheongju-si, South Korea. He has made significant contributions to the field of semiconductor technology, particularly through his innovative patents. With a total of 2 patents, Yoon has demonstrated his expertise and creativity in developing advanced electronic circuits.

Latest Patents

Yoon's latest patents include a gate off delay compensation circuit and a light apparatus having the same. This gate off delay compensation circuit is designed to decrease average driving current and voltage while minimizing variations in driving current due to changes in input voltage. The circuit includes a sensing interval determiner, a driving voltage excess interval determiner, and a driving voltage period determiner, all working together to enhance performance.

Another significant patent is a circuit and method for correcting the power factor for AC direct lighting apparatus. This invention features a valley signal generating unit that processes a full-wave rectified AC input voltage signal. It compares this signal with an internal reference voltage to generate a valley signal. The circuit also includes a reference voltage control unit that detects the frequency of the AC input voltage signal, allowing for improved power factor control.

Career Highlights

Jong Hyun Yoon is currently employed at Magnachip Semiconductor, Inc., where he continues to innovate and contribute to the field of semiconductor technology. His work focuses on developing circuits that enhance the efficiency and performance of electronic devices.

Collaborations

Yoon collaborates with talented coworkers, including Gyu Ho Lim and Zhi Yuan Cui. Their combined expertise fosters a creative environment that leads to groundbreaking innovations in the semiconductor industry.

Conclusion

Jong Hyun Yoon's contributions to semiconductor technology through his patents reflect his dedication to innovation and excellence. His work not only advances the field but also sets a standard for future inventors.