Method and apparatus for providing input EMI filtering in...

Method and apparatus for reducing audible acoustical noise...

Method and apparatus for reducing harmonics mains-power-supply p

Method and apparatus for reducing monotonic audible noise in a p

Method and apparatus for reducing the harmonic currents in alter

Method and apparatus for reducing the number of switching transi

Method and apparatus for rejecting the second harmonic...

Method and apparatus for rejecting the second harmonic...

Method and apparatus for selectively controlling an operation mo

Method and apparatus for supplying voltage to a three-phase volt

Method and apparatus for suppressing time-varying signals in bat

Method and apparatus for switching circuit system including a sa

Method and apparatus of EMI filtering that eliminates the...

Method and apparatus of using leakage inductance as a boost...

Method and apparatus to improve regulation of a power supply

Method and apparatus to improve regulation of a power supply

Method and apparatus to improve regulation of a power supply

Method and apparatus to reduce PWM voltage distortion in...

Method and arrangement in connection with network inverter

Method and circuit arrangement for generating a...