Young-Bae Jung received a B.S. in radio science and engineering from KwangWoon University, Seoul, Korea, in 1998, and M.S. and Ph.D. degrees in antennas and microwave engineering from Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Korea, in 2001 and 2009, respectively. From 2001 to 2011, he was with the Electronics and Telecommunications Research Institute (ETRI), Daejeon, Korea, as a senior researcher. From March 2011, he has been a full professor of the Department of Electronics and Control Engineering, Hanbat National University, Daejeon, Korea. His work is focused on the active phased array antenna systems and next generation mobile base-station antennas. His research interests include active phased array antenna systems and active/passive components in the field of RF and Microwave.