My research interests include, but not are limited to :

Nonlinear Control Systems

• Attitude control of spacecraft

• Affine/nonaffine control of nonlinear underactuated/overactuated systems

State Estimation & Filtering

• Kalman filtering

• Sensor fusion techniques

Ongoing Projects

The Study on ReUSV Multi-Purpose Trajectory Design and GNC (ReUSV Research Center, KRIT)

• Trajectory design of ReUSV (Reusable Unmanned Space Vehicles)

• Study on GNC of ReUSV 

A Study on GNSS Signal Quality Evaluation Method and Acceleration Measurement Validation (Fitogether)

• A quantitative method to evaluate GNSS signal quality under stadium environments

• Study on acceleration measurement validation

Space-K BIG Project - Space Transportation Mission Center (KASA)

• Study on GNC of reusable space launch vehicles

• Aerodynamic analysis and guidance/control system integration of reusable space launch vehicles

Completed Projects

The Performance Test and Comparison Test of OHCOACH Cell-X and Cell-Y (Fitogether)

• Performance analysis of  wearable EPTS

• Study on the validation of acceleration measurement methodology 

The Filter Design of GPS/IMU Integration for OHCOACH Cells (Fitogether)

• Design of integration filters using GPS/INS data 

• Design of real-time GPS/INS integration filters of EPTS for football players

Study on Attitude Control for Cubesats using Micro Electric Thrusters (NRF)

• Design of attitude controllers for cubesats

• Study on electric thruster requirements for cubesats

Management System Analysis and Planning Research for the Drone Automatic Operation (FRI, 국립소방연구원)

• Analysis on elementary technologies of autonomous drone takeoff and landing at mission area

• Analysis on elementary technologies of autonomous mission operations

• Design of a mission based cyclic autonomous operation system