I was born in Pusan, Korea in 1974. He received his B.S. degree in computer engineering from Silla University, Pusan, Korea, in 2002. He received his M.S. degree in computer information engineering from Silla University, Pusan, Korea, in 2004. Currently he is received my PhD degree in Image Engineering in the image processing and intelligent system Lab, the graduate school of advanced image science, multimedia and film in Uinversity of Chung-Ang.