Model predictive control (MPC) based direct torque control (DTC) of permanent magnet synchronous motors (PMSMs). - Seok-Kyoon Kim; Jung-Su Kim; Young Il Lee (ISIE, 2013)

A Stabilizing Model Predictive Controller for Voltage Regulation of a DC/DC Boost Converter. - Seok-Kyoon Kim; Chang Reung Park; Jung-Su Kim; Young Il Lee (IEEE Trans. Control. Syst. Technol., 2014)

Disturbance-observer-based model predictive control for output voltage regulation of three-phase inverter for uninterruptible-power-supply applications. - Seok-Kyoon Kim; Chang Reung Park; Tae-Woong Yoon; Young Il Lee (Eur. J. Control, 2015)

Offset-Free Model Predictive Control for the Power Control of Three-Phase AC/DC Converters. - Seok-Kyoon Kim; Dae-Keun Choi; Kyo-Beum Lee; Young Il Lee (IEEE Trans. Ind. Electron., 2015)

Robust Feedback-Linearizing Output Voltage Regulator for DC/DC Boost Converter. - Seok-Kyoon Kim; Kyo-Beum Lee (IEEE Trans. Ind. Electron., 2015)

Offset-Free One-Step Ahead State Predictor for Power Electronic Applications Using Robust Proportional-Integral Observer. - Seok-Kyoon Kim (IEEE Trans. Ind. Electron., 2016)

Using the Stator Current Ripple Model for Real-Time Estimation of Full Parameters of a Permanent Magnet Synchronous Motor. - Kyunghwan Choi; Yonghun Kim 001; Kyung-Soo Kim 001; Seok-Kyoon Kim (IEEE Access, 2019)

Robust Phase Estimation of a Hybrid Monte Carlo/Finite Memory Digital Phase-Locked Loop. - Sang-Su Lee; Sung Hyun You; Seok-Kyoon Kim (IEICE Trans. Inf. Syst., 2019)

Performance-recovery proportional-type output-voltage tracking algorithm of three-phase inverter for uninterruptible power supply applications. - Seok-Kyoon Kim (IET Circuits Devices Syst., 2019)

Performance recovery output voltage control algorithm for AC/DC converter. - Seok-Kyoon Kim (Int. J. Control, 2019)

Self-Tuning Position-Tracking Controller for Two-Wheeled Mobile Balancing Robots. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

Nonlinear Tracking Controller for DC/DC Boost Converter Voltage Control Applications via Energy-Shaping and Invariant Dynamic Surface Approach. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

Auto-Tuner-Based Controller for Quadcopter Attitude Tracking Applications. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

Output Voltage-Tracking Controller With Performance Recovery Property for DC/DC Boost Converters. - Seok-Kyoon Kim (IEEE Trans. Control. Syst. Technol., 2019)

Self-Tuning Proportional-Type Performance Recovery Property Output Voltage-Tracking Algorithm for DC-DC Boost Converter. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2019)

Offset-Free Proportional-Type Self-Tuning Speed Controller for Permanent Magnet Synchronous Motors. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2019)

Performance Recovery Tracking-Controller for Quadcopters via Invariant Dynamic Surface Approach. - Seok-Kyoon Kim; Choon Ki Ahn; Peng Shi 001 (IEEE Trans. Ind. Informatics, 2019)

Velocity-Sensorless Decentralized Tension Control for Roll-to-Roll Printing Machines. - Yonghun Kim 001; Kyung-Soo Kim 001; Seok-Kyoon Kim (IEEE Access, 2020)

Nonlinear Signal-Filtering Technique With Real-Time Gain Booster for Feedback System Applications. - Seok-Kyoon Kim; Ki-Chan Kim; Choon Ki Ahn (IEEE Signal Process. Lett., 2020)

Adaptive Nonlinear Tracking Control Algorithm for Quadcopter Applications. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Aerosp. Electron. Syst., 2020)

Position Regulator With Variable Cut-Off Frequency Mechanism for Hybrid-Type Stepper Motors. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst., 2020)

Auto-Tuning Proportional-Type Synchronization Algorithm for DC Motor Speed Control Applications. - Chae Rin Lee; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2020)

Velocity Observer-Based Nonlinear Self-Tuning Position Stabilizer for Ball-Beam System Applications. - Chae Rin Lee; Jae Kyung Park; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2020)

Learning Algorithm-Based Offset-Free One-Step Time-Delay Compensation for Power Converter and Motor Drive System Applications. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Informatics, 2020)

Variable-Performance Servo System Design Without Actuator Current and Angle Measurement for Rover Vehicles. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Veh. Technol., 2020)

Delay-Dependent State-Feedback Dissipative Control for Suspension Systems With Constraints Using a Generalized Free-Weighting-Matrix Method. - Hyun Duck Choi; Seok-Kyoon Kim (IEEE Access, 2021)

Pole-Zero Cancellation Speed Control With Variable Current Cut-Off Frequency for Servo Motors. - Sung Hyun You; Yeon Ji; Seok-Kyoon Kim (IEEE Access, 2021)

DC Motor Speed Regulator via Active Damping Injection and Angular Acceleration Estimation Techniques. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE CAA J. Autom. Sinica, 2021)

Decentralized Tension Control With Active-Damping Injection for Large-Scale Roll-to-Roll Systems. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Syst. J., 2021)

Variable Cut-Off Frequency Observer-Based Positioning for Ball-Beam Systems Without Velocity and Current Feedback Considering Actuator Dynamics. - Yonghun Kim 001; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. I Regul. Pap., 2021)

Proportional-Derivative Voltage Control With Active Damping for DC/DC Boost Converters via Current Sensorless Approach. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Variable-Performance Positioning Law for Hybrid-Type Stepper Motors via Active Damping Injection and Disturbance Observer. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Angular Velocity Observer-Based Quadcopter Attitude Stabilization via Pole-Zero Cancellation Technique. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Energy-Shaping Speed Controller With Time-Varying Damping Injection for Permanent-Magnet Synchronous Motors. - Seok-Kyoon Kim; Yonghun Kim 001; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Variable-Performance Proportional-Type Angle-Filtering System for Motor Drives. - Yonghun Kim 001; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Output-Feedback Speed-Tracking Control Without Current Feedback for BLDCMs Based on Active-Damping and Invariant Surface Approach. - Jae Kyung Park; Jae-Hyun Lee; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Real-Time Optimal Torque Control of Interior Permanent Magnet Synchronous Motors Based on a Numerical Optimization Technique. - Kyunghwan Choi; Yonghun Kim 001; Kyung-Soo Kim 001; Seok-Kyoon Kim (IEEE Trans. Control. Syst. Technol., 2021)

Current and Position Sensor Fault Diagnosis Algorithm for PMSM Drives Based on Robust State Observer. - Kyunghwan Choi; Yonghun Kim 001; Seok-Kyoon Kim; Kyung-Soo Kim 001 (IEEE Trans. Ind. Electron., 2021)

Robust Invariant Manifold-Based Output Voltage-Tracking Controller for DC/DC Boost Power Conversion Systems. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Syst. Man Cybern. Syst., 2021)

Variable Cut-Off Frequency Algorithm-Based Nonlinear Position Controller for Magnetic Levitation System Applications. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Syst. Man Cybern. Syst., 2021)

Position-Tracking Controller for Two-Wheeled Balancing Robot Applications Using Invariant Dynamic Surface. - Seok-Kyoon Kim; Choon Ki Ahn; Ramesh K. Agarwal (IEEE Trans. Syst. Man Cybern. Syst., 2021)

Observer-Based Proportional-Type Controller for Two-Wheeled Mobile Robots via Simple Coordinate Transformation Technique. - Seok-Kyoon Kim; Choon Ki Ahn; Ramesh K. Agarwal (IEEE Trans. Veh. Technol., 2021)

Nonlinear Positioning Technique via Dynamic Current Cut-Off Frequency and Observer-Based Pole-Zero Cancellation Approaches for MAGLEV Applications. - Sung Hyun You; Ki-Chan Kim; Hyun Ho Kang; Kwan Soo Kim; Seok-Kyoon Kim (IEEE Access, 2022)

Model-Free Observer for Speed and Acceleration Estimations for Speed Servo System Applications. - Seok-Kyoon Kim; Kwan Soo Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

L2-Stable Speed Estimator for BLDCM Servo System Applications. - Kwan Soo Kim; Sangwoo Park; Seok-Kyoon Kim; Hyun Ho Kang; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

Computationally Efficient Model Predictive Torque Control of Permanent Magnet Synchronous Machines Using Numerical Techniques. - Kyunghwan Choi; Yonghun Kim 001; Seok-Kyoon Kim; Kyung-Soo Kim 001 (IEEE Trans. Control. Syst. Technol., 2022)

Performance-Boosting Attitude Control for 2-DOF Helicopter Applications via Surface Stabilization Approach. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2022)

Output-Voltage-Tracking Control for Buck Converters Using Variable Convergence Rate Mechanism Without Current Feedback. - Seok-Kyoon Kim; Ki-Chan Kim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2022)

Learning and Adaptation-Based Position-Tracking Controller for Rover Vehicle Applications Considering Actuator Dynamics. - Seok-Kyoon Kim; Jae Kyung Park; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2022)

Active-Damping Speed Tracking Technique for Permanent Magnet Synchronous Motors With Transient Performance Boosting Mechanism. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Informatics, 2022)

Order Reduction Approach to Velocity Sensorless Performance Recovery PD-Type Attitude Stabilizer for 2-DOF Helicopter Applications. - Seok-Kyoon Kim; Kwan Soo Kim; Choon Ki Ahn (IEEE Trans. Ind. Informatics, 2022)

Optimal Adaptive Current Controller for Permanent Magnet Synchronous Motor with Performance Recovery Property. - Hyo Chan Lee; Sun Lim; Il-Kyun Jung; Seok-Kyoon Kim (IECON, 2023)

Decentralized Current Sensorless Speed Synchronization With Feedback-Loop Adaptation for Multiservo System Applications. - Kwan Soo Kim; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2023)

Feedback Loop Adaptation Speed Feedback Systems for PMSMs via Angle Filtering and Acceleration Stabilization Techniques. - Seok-Kyoon Kim; Sun Lim; Kyo-Beum Lee (IEEE Trans. Ind. Electron., 2023)

Output-Feedback Proportional-Type Positioning Technique for Servo Systems via Speed-Loop Adaptation Mechanism. - Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Active Second-Order Pole-Zero Cancellation Control for Speed Servo Systems With Current Sensor Fault Tolerance. - Seok-Kyoon Kim; Kyo-Beum Lee (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Observer-Based Order-Reduction Speed Control for Converter-Fed BLDC Motors With Current-Loop Adaptation. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Nonlinear Damping Output-Feedback Voltage Control for DC/DC Converters via Model-Independent Voltage Derivative Observer. - Seok-Kyoon Kim; Sun Lim; Kyo-Beum Lee (IEEE Trans. Ind. Electron., 2023)

Order Reduction Trajectory Tracking Control for Two-Wheeled Mobile Robots via Active Damping and PZC Techniques. - Gyun Ha Kim; Kwan Soo Kim; Seok-Kyoon Kim; Choon Ki Ahn (IRC, 2024)

Current Sensor-Free Output-Feedback Voltage Control for DC/DC Converters via Critical Damping Injection Technique for Converter-Fed Servo System Applications. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2024)

Model-Free Filter for Servo Drive Applications via Error Dynamics Diagonalization Technique. - Sung Hyun You; Sang Su Lee; Sun Lim; Seok-Kyoon Kim; Choon Ki Ahn (IEEE Trans. Circuits Syst. I Regul. Pap., 2024)

Observer-Based Single-Loop Feedback Systems for Speed Servo Applications via Critical Damping Injection Approach. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2024)

LPF-Based Critically Damped Output-Feedback Systems for DC/DC Power Converters via Second-Order Active Damping Design Approach. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2024)

Model-Independent Observer-Based Critically Damped Terminal Voltage Stabilization for Single Machine Infinite Bus Systems via High-Order Pole-Zero Cancellation Approach. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Circuits Syst. I Regul. Pap., 2024)

Model-Free Filter-Based Single-Loop Output-Feedback System Design for PMSMs With Critically Damped Performance. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2024)

Decentralized Critical Damping Position Synchronizer for Multiservo Drives via Feedback-Loop Intelligentization Approach. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2025)

Performance Recovery High-Order Pole-Zero Cancellation Control for Command-Following Rover Vehicle Applications via Active Damping Injection Techniques. - Seok-Kyoon Kim; Peng Shi 001; Choon Ki Ahn (IEEE Trans. Intell. Transp. Syst., 2025)

Current Loop-Free Observer-Based Double Integral Positioning for Servo Drive Applications via High-Order Pole-Zero Cancellation Method. - Seok-Kyoon Kim; Sun Lim; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2025)

Second-Order Order-Reduction Speed and Acceleration Estimators for Speed Servo Systems via Model-Free Adaptive Observer Design Technique. - Seok-Kyoon Kim; Yonghun Kim 001; Choon Ki Ahn (IEEE Trans. Ind. Electron., 2025)

Disturbance Observer-Based Model-Independent Filtering Technique for Speed Servo Applications via Pole-Zero Cancellation Approach. - Seok-Kyoon Kim; Sun Lim; Kyo-Beum Lee (IEEE Trans. Ind. Electron., 2025)

Pole-Zero Cancellation Speed and Acceleration Filtering Technique With Disturbance Observer for Servo Drive Applications Without Model Parameter Information. - Seok-Kyoon Kim; Sun Lim; Yonghun Kim 001; Wei Xing Zheng 001; Choon Ki Ahn (IEEE Trans. Circuits Syst. I Regul. Pap., 2025)