MOTOR DRIVING CONTROL APPARATUS AND METHOD, AND MOTOR DRIVING SYSTEM USING THE SAME

Motor drive control device and operating method thereof

Control device of AC motor

Motor driving device and vacuum pump

Process for switching power supply of electric engine and associated device for controlling power supply

Method for smooth motor startup

Magnetic pole position detector for synchronous motor

Control method and device for an electric machine

Motor drive control device and operating method thereof

Synchronous machine starting device

Methods, systems and apparatus for generating voltage commands used to control operation of a permanent magnet machine

Control apparatus and control method for AC rotary machine

Method for the automatic adjustment of a resolver of an electric machine

Motor controller, air compressor, air conditioner, controller of passenger conveyor and controller of conveyor

Initial rotor position detection and start-up system for a dynamoelectric machine