I graduated Rensselaer Polytechnic Iunstitute, Troy, NY, USA with a Ph.D in 1997 and a MS in 1995 both in Electrical Engineering, and Seoul National University in Seoul, Korea with a BS 1993. I am a research engineer in IMT2000 Terminal Group in SAMSUNG Electronics. My current research is on Forwrd Error Correction(FEC) especially Turbo codes and Convolutional codes for near future 3rd generation wideband CDMA based multimedia personal wireless communication system, so called IMT2000.