A Modeling and Feasibility Study of a Micro-Machined Microphone Based on a Field-Effect Transistor and an Electret for a Low-Frequency Microphone. - Kumjae Shin; Chayeong Kim; Min Sung; Junsoo Kim; Wonkyu Moon (Sensors, 2020)

Design, analysis, and experimental validation of a stepped plate parametric array loudspeaker. - Woongji Kim; Beomseok Oh; Chayeong Kim; Wonkyu Moon (CoRR, 2025)