Prof. Changhee Joo has co-authored “Joint Subcarrier Assignment and Power Allocation in Full-Duplex OFDMA Networks”, appeared at IEEE Transactions on Wireless Communications. The article has addressed networking application of the recent advances in the physical layer of in-band wireless “full-duplex”, which enables a node to transmit and receive simultaneously on the same frequency band. The

Prof. Changhee Joo has co-authored “Challenges for Efficient and Seamless Space-Terrestrial Heterogeneous Networks”, appeared at IEEE Communication Magazine. The article has addressed the current state-of-the-art technologies of multibeam satellites and relaying as fundamental cornerstones, and the issues of low-latency random access, mobility support, and multipath protocols for realizing a seamless heterogeneous network. Two impactful applications