A Low-Voltage Low-Power Bipolar Transconductor with High-Linearity. - Won-Sup Chung; Hyeong-Woo Cha; Sang-Hee Son (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Triangular/square-wave generator with independently controllable frequency and amplitude. - Won-Sup Chung; Hoon Kim; Hyeong-Woo Cha; Hee-Jun Kim (IEEE Trans. Instrum. Meas., 2005)

FPGA implementation of hamming code for increasing the frame rate of CAN communication. - Ronnie O. Serfa Juan; Min Woo Jeong; Hyeong-Woo Cha; Hi-Seok Kim (APCCAS, 2016)

A design of new voltage to current converter with high linearity and wide tuning. - Yui-Hwan Sa; Pyo-Hoon Son; Ki-Hong Kim; Hi-Seok Kim; Hyeong-Woo Cha (ISOCC, 2016)