Education
Doctor of Philosophy, Columbia University, New York City, 1990.
Doctor of Philosophy, Columbia University, New York City, 1990.
Professor GIST, Gwangju, Republic of Korea, 1994—2007. Director Center Hybrid Optical Access Network, Gwangju, since 2000, Center Wireless Sensor Network, Gwangju, since 2004. Dean research affairs GIST, 2002—2003.