Ho-Jeong Kwak

Title: Ho-Jeong Kwak: Innovator in Thin Film Measurement Technology

Introduction

Ho-Jeong Kwak is a notable inventor based in Suwon-si, South Korea. He has made significant contributions to the field of thin film measurement technology. His innovative work has led to the development of a patented apparatus that enhances the accuracy of measuring thin film thickness.

Latest Patents

Ho-Jeong Kwak holds a patent for an "Apparatus for measuring thickness of thin film, system including the apparatus, and method for measuring thickness of thin film." This invention includes a signal detector, a Fast Fourier Transform (FFT) generator, an Inverse Fast Fourier Transform (IFFT) generator, and a thickness analyzer. The apparatus detects an electric field signal from reflected light off a thin film. The FFT generator separates the DC and AC components of the signal, while the IFFT generator extracts the phase value of the AC component. Finally, the thickness analyzer measures the thin film's thickness using the extracted phase value. This patent showcases his expertise and innovation in the field, with 1 patent to his name.

Career Highlights

Ho-Jeong Kwak is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of technology. His work at Samsung has allowed him to collaborate with other talented professionals in the industry.

Collaborations

Some of his notable coworkers include Sung-Yoon Ryu and Sang-kil Lee. Their collective efforts contribute to advancements in technology and innovation within the company.

Conclusion

Ho-Jeong Kwak is a distinguished inventor whose work in thin film measurement technology has made a significant impact. His patented apparatus exemplifies his commitment to innovation and excellence in engineering.