An improved method of speed damping for a stepper motor with a smooth speed estimation. - Quy Ngoc Le; Jae Wook Jeon (ROBIO, 2008)

An FPGA-Based Multiple-Axis Motion Control Chip. - Jung Uk Cho; Quy Ngoc Le; Jae Wook Jeon (IEEE Trans. Ind. Electron., 2009)

Neural-Network-Based Low-Speed-Damping Controller for Stepper Motor With an FPGA. - Quy Ngoc Le; Jae Wook Jeon (IEEE Trans. Ind. Electron., 2010)