Sensorless step recognition process for stepping motors

Shaped voltage waveform motor controller

Shift register suitable for controlling the energization of a mu

Single step stepping motor controller

Smooth rotation by a galvanometer

Solar array stepping to minimize array excitation

Specimen processing and analyzing systems with variable zener-di

Speed control device for stepping motor

Speed control for step motors

Stabilized stepping-motor system

Stabilizing arrangement for a stepping motor

Stabilizing circuit for stepping motors with unipolar self-decay

Stall detection in stepper motors

Starting sequence for reluctance motor drives operating without

Steeping motor driving apparatus

Step motor circuit

Step motor control circuit

Step motor control circuit and method of generating step...

Step motor control device

Step motor control for accommodating friction load variation