| 2002-03 | A disturbance observer-based load current estimation method for UPS inverter applications | 장재영; 이교범; 송중호; 최익; 유지윤; 최주엽 | 
| - | A neutral-voltage-compensated sensorless control of brushless DC motors. | 원창희; 이교범; Song Joong Ho; Choi Ick; 임묘택 | 
| - | An observer-based DTC of induction motors driven by 3-level inverter for improving low speed operation | 이교범; Song Joong Ho; Choi Ick; CHOI JU YEOP | 
| - | Commutation torque ripple reduction in brushless DC motor drives using a single DC current sensor | 원창희; 이교범; 백대진; Song Joong Ho; Choi Ick; 유지윤 | 
| - | Direct torque control of induction motor driven by 3-level inverter | 이교범; Song Joong Ho; Choi Ick; Kim Kwang Bae; 유지윤 | 
| 1999-09 | High-powerfactor control of boost-type rectifier without input current sensing | 배창한; 이교범; 송중호; 이광원 | 
| - | Sensorless vector control of induction motor using a novel reduced-order extended luengerger observer | 송주호; 이교범; Song Joong Ho; Choi Ick; Kim Kwang Bae | 
| - | Single-phase active filter for high-order harmonics compensation | 이교범; 우명호; Song Joong Ho; Choi Ick | 
| - | Speed and flux estimation for an induction motor | 이길수; 이동현; YOON TAE WOONG; 이교범; Song Joong Ho; Choi Ick | 
| 1999-03 | Speed control of two-mass system using neural network estimator | 이교범; 송중호; 최익; 김광배; 이광원 | 
| 2000-12 | Torque ripple reduction in DTC of induction motor driven by 3-level inverter | 이교범; 송중호; 최익; 유지윤 | 
| 2005-05-18 | 전동기의 속도제어장치 | 최익; 송중호; 이교범 |