Shihua Li, Junxiao Wang, Zhiyuan Sun, Angang Dai, Zhenxing Sun, Jun Yang, Wenshu Fu and Dandan Qi,
"A repetitive controller based high precision permanent magnet synchronous motor AC servo system control
method of rotating speed pulsation suppression ",National invention patent application number:201310365048.8.
Shihua Li, Wen Zheng, Junxiao Wang, Zuo Wang and Qi Li, "Second order sliding mode
and disturbance observer based control for three phase PWM inverter", National invention
patent application number: 201410735635.6.
Shihua Li, Huiming Wang, Jun Yang, Wei Gu, Shuoyan He and Jie Shi,"Sensorless
sine wave based control methods for electric bicycle with hub motor", National invention
patent application number: 201410254846.8.