Bachelor of Science, Hanyang University, Seoul, 1985. Master of Science, Michigan Technology University, Houghton, 1987. Doctor of Philosophy, Korean Advanced Institute of Science Technology, 2002.
Teaching assistant Michigan Technological University, Houghton, 1985—1987. Research assistant University Wisconsin, 1988—1989. Senior researcher Electronic and Telecomm.
Research Institute, Taejon, Republic of Korea, 1990—1995. Research assistant Korean Advanced Institute of Science Technology, 1995—2002. Professor Seokyeong University, Seoul, Republic of Korea, 2003—2006, Cheju National University, Jeju, Republic of Korea, since 2006.
Project leader Saskatchewan Telesys Inc., Suwon, Korea (South), since 2005, Samsung Thales, Suwon, Korea (South), since 2006. Consultant Spectrum Company Ltd., Seoul. Project leader Ministry of Commerce, Industry and Energy, Seoul, Korea (South), since 2006, Electronics and Telecomm.
Research Institute, Taejon, since 2003. Visiting researcher Stanford University, Palo Alto, California, 1999. Chief technical officer KM Telecom Inc., Asan, Chung Nam, Republic of Korea, 2000—2003.
Manager missionary training course Yulling Church, Anyang, 2003—2006. Member of Institute of Electrical and Electronics Engineers (correspondent), Korean Society Broadcast Engineers, Korea Institute Communications Society (executive 2003-2006).
Married Yeon Mee Park, July 13, 1961. Children: Jenniefer Jeesun, Julia Jeehyun.