Development of power add on drive wheelchair and its evaluation. - Yoon Heo; Eung-Pyo Hong; Mu-Seong Mun (ASCC, 2013)

A Study of a Handrim-Activated Power-Assist Wheelchair Based on a Non-Contact Torque Sensor. - Ki-Tae Nam; Dae-Jin Jang; Yong Chol Kim; Yoon Heo; Eung-Pyo Hong (Sensors, 2016)

A Wide Range Digitally Controlled Oscillator with Direct Proportional Loop Control. - Yoon Heo; Won-Young Lee (ISOCC, 2022)

A Wide-Range Reference-Less Digital Clock and Data Recovery for Harmonic-Lock-Free Frequency Acquisition. - Hyun-Bin Lee; Yoon Heo; Won-Young Lee (ISCAS, 2024)