An experimental coin-sized radio for extremely low-power WPAN (IEEE 802.15.4) application at 2.4 GHz. - Pilsoon Choi; Hyung Chul Park; Sohyeong Kim; Sungchung Park; Ilku Nam; Tae Wook Kim; Seokjong Park; Sangho Shin; Myeung Su Kim; Kyucheol Kang; Yeonwoo Ku; Hyokjae Choi; et al. (IEEE J. Solid State Circuits, 2003)

Continuous Phase Modulation of F-QPSK-B Signals. - Hyung Chul Park; Kwyro Lee; Kamilo Feher (IEEE Trans. Veh. Technol., 2007)

Performance Analysis of Single-Frequency CW Signal-Based I/Q Regeneration in Five-Port Junction-Based Direct Receivers on Rayleigh Fading Channels. - Hyung Chul Park; Hyung-Sun Lim; Jong-Won Yu (IEEE Trans. Circuits Syst. II Express Briefs, 2008)

Differential Detection Techniques for Spectrally Efficient FQPSK Signals. - Hyung Chul Park (CSEE (2), 2011)