Cooperative Diversity Technique Using Spatial Phase Coding Based on OFDMA System. - Ki-Ro Kim; Seung-Jun Yu; Hyoung-Kyu Song 001 (IEICE Trans. Inf. Syst., 2014)

Performance Improvement Technique with Cooperative Relay in Cellular System. - Ki-Ro Kim; Dong-hyun Ha; Hyoung-Kyu Song (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015)

A Multi-relay Cooperative Communication Using Space Time Spatial Phase Coding Based on OFDM. - Seung-Jun Yu; Ki-Ro Kim; Hyoung-Kyu Song 001 (Wirel. Pers. Commun., 2017)