Spectrum characteristics and predistortion gain in the nonlinear high power amplifier(HPA). - Kyeongsoo Jang; Heung-Gyoon Ryu; Sang Burm Ryu; Sang-Gyu Lee (ICTC, 2017)

Window Processing of SSB CP-OFDM System for the OOB Spectrum Reduction. - Kyeongsoo Jang; Dayoung Kim; Changyoung An; Heung-Gyoon Ryu (ICEIC, 2019)