Doctor of Philosophy (honorary), Institute Electronic Engineers Korea, Seoul, 1998.
Technical manager Hynix, Icheon, Republic of Korea, 1990—2002. Assistant professor Hallym University, Chuncheon, since 2002. Associate professor Soongsil University, Seoul, since 2002.
Fellow: Institute of Electronics Engineers of Korea (vice president 2006, director since 2002).
Married Jihyun Hwang. 1 child Chungbuem.