Study on signal processing of electro-hydraulic actuator for iterative control algorithm. - Seung Guk Baek; Jong Yoon Choi; Kyeong Ha Lee; Hyungpil Moon; Hyouk Ryeol Choi; Ja Choon Koo (MESA, 2014)

System identification of hydraulic system using RLS algorithm for feedforward position control. - Kyeong Ha Lee; Seung Guk Baek; Jong Yoon Choi; Jaejun Park; Hyoukryeol Choi; Hyungpil Moon; Jachoon Koo (URAI, 2015)

Development of a patterned parallel pneumatic artificial muscle actuator. - Hyuk Jin Lee; Kyeong Ha Lee; Hyouk Ryeol Choi; Hyungpil Moon; Jachoon Koo (URAI, 2016)

Improving transparency in physical human-robot interaction using an impedance compensator. - Kyeong Ha Lee; Seung Guk Baek; Hyuk Jin Lee; Hyouk Ryeol Choi; Hyungpil Moon; Ja Choon Koo (IROS, 2017)

A simple method to estimate the impedance of the human hand for physical human-robot interaction. - Kyeong Ha Lee; Hyuk Jin Lee; Junghoon Lee; Sang-Hoon Ji; Ja Choon Koo (URAI, 2017)

Modeling and evaluation of the lumped flexible-joint, rigid-link manipulators. - Junghoon Lee; Kyeong Ha Lee; Hyuk Jin Lee; Ja Choon Koo (URAI, 2017)

Design and validation of the simple switchable SEA module for legged system. - Hyuk Jin Lee; Kyeong Ha Lee; Hae Jin Lee; Junghoon Lee; Ja Choon Koo (URAI, 2017)

Real-time adaptive impedance compensator using simultaneous perturbation stochastic approximation for enhanced physical human-robot interaction transparency. - Kyeong Ha Lee; Seung Guk Baek; Hyuk Jin Lee; Seung Ho Lee; Ja Choon Koo (Robotics Auton. Syst., 2022)