Programmable deadband current regulator
Programmable servo motor speed control apparatus
Propulsion and electric braking system for electric traction mot
Propulsion control system for electrically powered vehicles
Propulsion motor control apparatus and method
Propulsion system for electrical vehicle
Propulsion system for vehicles with a d-c machine
Protection circuit for a gate turn-off device in an electrical b
Protective means for feeder of machinery with DC-motor
Pulse controllers
Pulse controllers
Pulse controllers
Pulse generating device for regulating the rotational speed of a
Pulse width modulated power amplifier for direct current motor c
Pulse width modulation control circuit
Pulse width modulation speed control
Pulse-width modulation drive circuit
Pulsed power supply
Pulsed X-ray tube motor
Pulsewidth modulated pressure control system for chemical vapor