This brief proposes an advanced positioning law for hybrid-type stepper motors with two main features: a) a combination of pole-zero cancellation-based proportional-integral control with disturbance ...

LOS ANGELES-- (BUSINESS WIRE)-- The Law Offices of Frank R. Cruz announces an investigation of Centene Corporation (“Centene” or the “Company”) (NYSE: CNC) on behalf of investors ...

Microstepping drive for a stepper motor is a well-known technique to improve the stepper motor performance. Normally, microstepping is carried at fixed pulse width planned. However, this method is ...