Bachelor of Science, Hongik University, Seoul, South Korea, 1995. Bachelor of Science, Sogang University, Seoul, 1999. Master of Science, Yonsei University, Seoul, 2003.
Senior researcher Korea Electronics Technology Institute, Puchon-Si, Republic of Korea, since 1999. With Republic of Korea Army, 1992-1994, Zeng pyeng.
Member of Korea Society Precision Engineering, Korean Society Mechanical Engineers, Korean Institute Electrical Engineers (Superiority Thesis prize 2002).
Married In Sil Yoon; children: Yoo Jin, Gi Hyen.