Educational Background
  - B.E. in Avionics Engineering, Korea Areospace  University, Korea in 1997
  - M.E. in Communicaion Engineerng, Gwangju Institute of Science and Technology (GIST), Korea, in 1999 
  - Ph.D. in Communicaion Engineerng, Gwangju Institute of Science and Technology (GIST), Korea, in 2002
 
Position
  - 2003.09 ~  till date   School of Computer Engineering, Chosun University, Korea
  - 2002.09 ~ 2003.08   Mobile Telecommunication Division, ETRI, Korea
  - 2002.01 ~ 2002.03   Communication Research Lab.(CRL), Japan