Self-oscillation system for driving a linear oscillatory...
Self-starting brushless DC motor
Self-starting swinging apparatus
Self-starting transducerless, brushless D.C. motor controller
Sensorless brushless DC motor starting system and method
Separately excited electric machine
Servo control system and method for a data storage device...
Solid state commutator motor with internally powered armature
Solid state switching circuit for an electromagnetic pump
Speed control circuit for a DC motor having a Hall generator
Speed control circuit for permanent magnet D-C motors
Speed control device for transistor motor
Speed regulation system for DC motors with hall generators
Speed-control drive circuit for a D.C. brushless fan motor
Spin motor control system for a hard disk assembly
Spindle drive system
Stabilized brushless motor drive circuit
Start-up method for synchronous motors
Stator winding control circuit for a brushless d.c. motor
Stepping motor