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About

Hyun-Kyu Lim is a leading figure in industrial robotics, with a career dedicated to advancing the precision, control, and intelligence of robotic manipulators. His research primarily focuses on sensor-less force control, kinematic calibration, and motion planning for redundant robot arms. Lim’s most influential work, “Cartesian sensor-less force control for industrial robots” (25 citations), introduced a groundbreaking method that uses a disturbance observer to estimate external forces at a robot’s end-effector without physical sensors, enabling safer and more cost-effective human-robot collaboration. He further enhanced industrial robot performance through a practical calibration approach (11 citations) that corrects for kinematic inaccuracies and joint elasticity, significantly boosting positioning accuracy. Addressing the complexity of redundant manipulators, Lim developed novel inverse kinematics solutions and optimal motion planning strategies for 7-DOF robots (9 and 8 citations), proposing numerical, geometrical, and combined methods to maximize workspace efficiency. His work has directly impacted manufacturing automation, providing engineers with robust, sensor-free solutions for force-sensitive tasks and improving the reliability of industrial robots in high-precision environments. Lim’s contributions continue to influence the design of safer, more accurate, and more adaptable robotic systems.