Professors Saewoong Bahk and Sunghyun Choi served as General Co-Chair and Technical Program Co-Chair respectively at the IEEE International Symposium on Dynamic Spectrum Access Networks (DySPAN), which was successfully held from Octorber 25th to 28th at Grand Hyatt Hotel, Seoul.
http://dyspan2018.ieee-dyspan.org/

Source: http://ee.snu.ac.kr/community/news?bm=v&bbsidx=48066
Translated by: Jee Hyun Lee, English Editor of Electrical and Computer Engineering, jlee621@snu.ac.kr