Woongchan Lee

Title: Woongchan Lee: Innovator in Overlay Reference Wavelength Determination

Introduction

Woongchan Lee is a notable inventor based in Suwon, South Korea. He has made significant contributions to the field of optical measurement through his innovative methods. His work primarily focuses on enhancing the accuracy of overlay reference wavelength determination.

Latest Patents

Woongchan Lee holds a patent titled "Methods of determining overlayer reference wavelength." This patent describes a method that involves forming a pattern structure with a wafer and overlay keys. The process includes obtaining first setup values for various measurement wavelengths, selecting second measurement wavelengths based on these values, and ultimately determining a reference wavelength. Each setup value is intricately linked to deviation values of target sigma values and stack sensitivity values, ensuring precision in measurements.

Career Highlights

Woongchan Lee is currently employed at Samsung Electronics Ltd., a leading technology company known for its innovative products and solutions. His role at Samsung allows him to apply his expertise in optical measurement and contribute to the advancement of technology in the semiconductor industry.

Collaborations

Throughout his career, Woongchan Lee has collaborated with talented individuals such as Byeongseon Park and Min-Cheol Kwak. These collaborations have fostered a productive environment for innovation and have led to significant advancements in their respective fields.

Conclusion

Woongchan Lee's contributions to the field of optical measurement and his innovative patent demonstrate his commitment to advancing technology. His work at Samsung Electronics Ltd. and collaborations with esteemed colleagues further highlight his impact in the industry.