Device for reducing the leakage noise of a power converter

Device for removing inverter noise

Device for suppressing higher harmonic current of power source

Device for suppressing voltage fluctuation and higher harmonics

Devices and methods for suppressing oscillations in voltage conv

Digital control of voltage harmonic distortion and overload...

Digital controlled inverter and method

Digital pulse width modulator circuit with proportional dither

Digital pulse width modulator for power supply control

Digital PWM control circuit

Digitally controlled A.C. to D.C. power conditioner

Digitally controlled current-mode switched power supply

Digitally controlled current-mode switched power supply

Direct a.c. converter

Direct AC to AC power conversion apparatus for controlling power

Direct torque control inverter arrangement

Direct-current power supply system and air conditioner

Distribution system for A. C. electrical energy derived from D.

Dither control method of PWM inverter to improve low level motor

Drive and power supply with phase shifted carriers