Education
B.S. degree in EE from Yonsei University (1985.3 – 1989.2)
M.S. degree in EE from Yonsei University (1989.3 – 1991.2)
Ph.D. degree in EE from Yonsei University (1991.3 – 1995.8)

Position
Professor, Yonsei University (2011.9 – present)
Visiting Scientist, Google Inc., San Francisco, CA, USA (Sabbatical, 2022.9 – 2023.8)
Chair, School of Electrical and Electronic Engineering, Yonsei University (2018.03 – 2020.02)
Visiting Scientist, Google Inc., Mountain View, CA, USA (Sabbatical, 2015.9 – 2016.8)
Associate Professor, Yonsei University (2005.9 – 2011.8)
Senior Principal Scientist, Broadcom, USA (Sabbatical, 2008.7 – 2009.8)
Assistant Professor, Yonsei University (2002.9 – 2005.8)
Senior Technical Staff Member, AT&T Labs-Research (1996.4 – 2002.8)

Education
B.S. degree in EE from yonsei university (1970.3 – 1977.2)
M.S. degree in EE from Kansas State University (1977.8 – 1979.8)
Ph.D. degree in EE from Kansas State University (1979.8 – 1982.8)

Position
Honorary Professor, School of Electrical and Electronic Engineering, Yonsei University, Seoul, Korea (2016.09 – present)
Vice President for Academic Affairs, Yonsei University, Seoul, Korea (2006.2 – 2007.11)
President, Association of University Provosts (2006.4 – 2007.10)
Member, National Science & Technology Council (2005.8 – 2007.8 )
Member, Presidential Commission on Policy Planning (2004.11 – 2006.11)
Member, Presidential Advisory Council on Science & Technology (2004.6 – 2005.6)
Dean, College of Engineering, Yonsei University, Seoul, Korea (2001.8 – 2005.7)
Member, The National Academy of Engineering of Korea (2000.3 – )
Visiting Faculty, Electrical Engineering Department, College of Engineering, University of Utah(2000.9 – 2001.8)
Chairman of Office of Information System Center, Yonsei University(1998.8 – 2000.7)
Chairman of Center for Signal Processing Research of Yonsei University(1998.8 – 2000.7)
Professor, School of Electrical and Electronic Engineering, Yonsei University, Seoul, Korea (1985.9 – 2016.08)
Assistant Professor, The University of Iowa(1982.8 – 1985.7)