A Study on the Expansion of the Following Area in Target Following Using Ultrasonic Sensors with Separated Transceivers. - Seung-Ho Yum; Su-Hong Eom; Eung-Hyuk Lee (ICEIC, 2021)

A Study on an Ultrasonic Sensor-Based Following System in Mobile Robots for Worker Assistance. - Seung-Ho Yum; Su-Hong Eom; Chol-U. Lee; Eung-Hyuk Lee (HCI (38), 2021)

A Study on Window-based Path Driving through Identifying the Target Walking in an Ultrasonic Sensor-based Follow-up Collaborative Robot. - Seung-Ho Yum; Na-Yeon Park; Jinwoo Shin; Su-Hong Eom; Eung-Hyuk Lee (ICEIC, 2022)