Myoungbeom Chung is a Professor at the Division of Computer Engineering at the Sungkyul University (South Korea). Previously, he received the MS in Department of Media and the PhD from Soongsil University, in 2004 and 2010. He worked on BK21 project as a post-doctoral follow at the Soongsil University at Seoul, in 2010 and 2011. From 2012 to 2014, he was with the School of Information and Communication Engineering, Sungkyunkwan University (Korea). His research interests include copyright protection technique, mobile computing, mobile software development, audio signal processing, and recommendation system.