The following publications are possibly variants of this publication:
- Lyapunov-based control in microstepping with a nonlinear observer for permanent magnet stepper motorsWonHee Kim, Induk Choi, Chung Choo Chung. amcc 2010: 4313-4318 [doi]
- Microstepping With Nonlinear Torque Modulation for Permanent Magnet Stepper MotorsWon-Hee Kim, Donghoon Shin, Chung Choo Chung. tcst, 21(5):1971-1979, 2013. [doi]
- Adaptive observer-based nonlinear control in microstepping for permanent magnet stepper motorsWonHee Kim, Donghoon Shin, Chung Choo Chung. cdc 2010: 4594-4599 [doi]
- Microstepping Using a Disturbance Observer and a Variable Structure Controller for Permanent-Magnet Stepper MotorsWon-Hee Kim, Donghoon Shin, Chung Choo Chung. tie, 60(7):2689-2699, 2013. [doi]
- The Lyapunov-based controller with a passive nonlinear observer to improve position tracking performance of microstepping in permanent magnet stepper motorsWon-Hee Kim, Donghoon Shin, Chung Choo Chung. automatica, 48(12):3064-3074, 2012. [doi]
- Microstepping with nonlinear torque modulation for position tracking control in permanent magnet stepper motorsWon-Hee Kim, Donghoon Shin, Chung Choo Chung. cdc 2010: 915-921 [doi]
- Proximate In-Phase Current Estimator to Reduce Torque Ripple in Permanent-Magnet Stepping MotorYoungwoo Lee, Donghoon Shin, Won-Hee Kim, Chung Choo Chung. tie, 63(3):1707-1716, 2016. [doi]