Method and apparatus to limit output power in a switching...

Method and apparatus to limit output power in a switching...

Method and apparatus to operate a high-voltage DC transmission s

Method and apparatus to operate an intermediate circuit converte

Method and apparatus to reduce audio frequencies in a...

Method and apparatus to reduce audio frequencies in a...

Method and apparatus to reduce audio frequencies in a...

Method and apparatus to reduce common mode voltages applied...

Method and apparatus to reduce distortion of currents...

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

Method and apparatus to reduce rectifier loss

Method and apparatus to remove energy from DC loads

Method and arrangement for charging intermediate circuit of...

Method and arrangement for controlling a high voltage d-c transm

Method and arrangement for expanding the power output...

Method and arrangement for producing operating voltage

Method and arrangement for regulating low output voltages in...

Method and arrangement for switching power of display monitor wi

Method and arrangement for varying a voltage occurring between t

Method and arrangement in connection with half-controlled...