“Express up” vehicle window system and method
1/8th and 1/16th micro-stepping motor drive software...
12-step commutation device for an electric motor
12/42 volt DC brush motor control system
2-step bi-directional stepping motor
2/4-pole PSC motor with shared main winding and shared...
3-ring magnetic anti-gravity support
A. C. motor control apparatus and method
A.C. induction devices having tuned compound windings
A.C. induction motor energy conserving power control method and
A.C. motor control
A.C. Motor control
A.C. motor control apparatus and method
A.C. motor control apparatus and method
A.C. Motor control circuit
A.C. Motor control circuit
A.C. Motor drive apparatus
A.C. motor drive method and apparatus for precision positional c
A.C. motor starting control circuit utilizing triggerable semico
A.C. motor starting system