▶ In 1977, B.S. degree from Seoul National University
▶ In 1980, M.S. degree from Korea Advanced Institute of Science & Technology (KAIST)
▶ In 1989, Ph.D. degree from University of Massachusetts, Amherst, USA.
▶ 1980-1985, Senior Researcher at the Korea Agency for Defense Development (ADD), Daejon, Korea
▶ 1987-1989, Software Consultant in the Engineering Computer Service at University of Massachusetts, Amherst, USA
▶ 1989-1994, Principal Engineer at Motorola, Inc.
▶ 1994~, Faculty member in School of Electrical Engineering at SNU
▶ 2001-2003, Director of the Institute of New Media and Communications (INMC) at SNU
▶ Wired/Wireless modem design
▶ Signal detection and estimation
▶ Signal processing for communication