download good practices in of Information and Communication in Baekseok University. In 2009-2011, he had known job as a Research Professor at School of Electrical Engineering in Korea University. In 2008-2009, he identified a Postdoctoral Research Fellow at the Computer Music Lab of the School of Computer Science in Carnegie Mellon University. 2008) in Information and Communication Technology from the Graduate School of Information and Communication at Ajou University.