Circular polarization implementation on synthetic aperture radar. - Heein Yang; Jinhong An; Haewon Jung; Jae-Hyun Kim; Josaphat Tetuko Sri Sumantyo (ICTC, 2014)

Implementation of DDS chirp signal generator on FPGA. - Heein Yang; Sang Burm Ryu; Hyun-Chul Lee; Sang-Gyu Lee; Sang-Soon Yong; Jae-Hyun Kim (ICTC, 2014)

Development of chirp signal generator for micro satellite on-board synthetic aperture radar. - Jinhong An; Haewon Jung; Heein Yang; Sang Burm Ryu; Hyeon-Cheol Lee; Sang-Gyu Lee; Sang-Soon Yong; Jae-Hyun Kim (IGARSS, 2015)

Phase error compensation method using polynomial model for a direct digital synthesizer based chirp signal generator. - Heein Yang; Josaphat Tetuko Sri Sumantyo; Jinhong An; Haewon Jung; Jae-Hyun Kim (IGARSS, 2015)

Novel chirp phase error compensation algorithm using polynomial chirp modeling for high resolution synthetic aperture radar. - Heein Yang; Yuta Izumi; Agus Hendra; Josaphat Tetuko Sri Sumantyo (IGARSS, 2017)

Development and Comparison of DDS and Multi-DDS Chirp Waveform Generator. - Kyeong-Rok Kim; Song Kim; Choong-Ho Ki; Tu Hwan Kim; Heein Yang; Jae-Hyun Kim (IGARSS, 2019)

Tropical Peatland Forest Biomass Estimation by Exploiting Polarimetric Parameters in Synergy with in-Situ Data. - Mirza Muhammad Waqar; Heein Yang; Myeong-Ryong Nam; Rahmi Sukmawati (IGARSS, 2021)