A High-Speed Sliding-Mode Observer for the Sensorless Speed Control of a PMSM
Back EMF Sensorless-Control Algorithm for High-Dynamic Performance PMSM
Sensorless speed control of a PM synchronous motor based on sliding mode observer and extended Kalman filter
Mechanical sensorless control of PMSM with online estimation of stator resistance
Lyapunov-function-based flux and speed observer for AC induction motor sensorless control and parameters estimation
DSP-based speed adaptive flux observer of induction motor