He received his B.S. and M.S. degrees in Computer Science from Yonsei University, Korea in 1996 and 1998 respectively. He received his Ph.D. degree in Computer Science and Engineering from University of Minnesota, Minneapolis, U.S.A. in 2003. Before joining the Kyonggi University, he worked at Samsung Electronics, Co., Ltd as a senior engineer from 2003 to 2010. During the period, he has participated in many commercialization projects related to mobile broadcast systems. His research interests include cloud computing, mobile multimedia platform, and mobile multimedia broadcasting..