Method and apparatus to achieve accurate fan tachometer with...

Method and arrangement for a high voltage single-stage variable

Method and circuit configuration for controlling a polyphase...

Method and circuit for the automatic control of the speed of a D

Method and control circuit for driving an electric motor of...

Method and device for controlling a heat-dissipating fan for...

Method and device for measuring rotary speed

Method and device for measuring rotary speed

Method for calculating speed estimated value in speed control sy

Method for containing or removing contaminants from a substrate

Method for controlling fan speed

Method for controlling speed in a tape feeding, cutting and ejec

Method for low-speed operation of brushless DC motors

Method for optimizing the efficiency of a motor operated...

Method for powering mining equipment

Method for powering mining equipment

Method for the detection and regulation of a spring moment and a

Method of and circuit for operating a motor using power...

Method of calibrating a motorized roller shade

Method of changing speeds in a multi-polar electric motor of the