A mode switching control design for fast position servo systems with permanent magnet synchronous motor. - Guoyang Cheng; Jin-Gao Hu (ICCA, 2013)

A soft start-up scheme for DC-link voltage pumping in active power filter. - Jin-Gao Hu; Guoyang Cheng (ICCA, 2013)

An Observer-Based Mode Switching Control Scheme for Improved Position Regulation in Servomotors. - Guoyang Cheng; Jin-Gao Hu (IEEE Trans. Control. Syst. Technol., 2014)