Load generation using a multi-level switched capacitor boost inverter

A method of providing a multi-level switched capacitor boost inverter, comprising:

• connecting a two-switched capacitor circuit, a source circuit and at least one first one-switched capacitor circuit in series;
• connecting a load across the two-switched capacitor circuit and the at least one first one-switched capacitor circuit;
• operatively connecting a control circuit to each gate of a plurality of switches of the two-switched capacitor circuit, the source circuit and the at least one first one-switched capacitor circuit and across the load;
• generating, by the control circuit, a plurality of gate pulses using level-shifted pulse width modulation (LS-PWM);
• applying the gate pulses to the plurality of switches;
• charging, with a DC voltage source, a pair of series connected capacitors of the two-switched capacitor circuit;
• adjusting the gate pulses to balance each of the series connected capacitors to have a same voltage magnitude;
• charging, by the DC voltage source of the source circuit of the multi-level switched capacitor boost inverter, an output capacitor of the at least one first one-switched capacitor circuit;
• and
• generating a first output voltage across the load equal to the charge on the output capacitor,
• wherein the first output voltage has thirteen voltage levels and a gain equal to three,
• wherein the control circuit is operatively connected to the DC voltage source by a pair of load terminals, the output capacitor and the plurality of switches, and
• wherein the control circuit is configured to generate drive signals to selectively operate the plurality of switches to provide the first output voltage across the pair of load terminals,
• connecting at least one additional one-switched capacitor circuit in series with the at least one first one-switched capacitor circuit;
• connecting the load across the two-switched capacitor circuit and the at least one additional one-switched capacitor circuit;
• operatively connecting the control circuit to provide gate pulses to the at least one additional one-switched capacitor circuit;
• charging, by the DC voltage source, an additional output capacitor of the at least one additional one-switched capacitor circuit;
• and
• generating a second output voltage across the load equal to the charge on the additional output capacitor, wherein the second output voltage has seventeen levels and a gain equal to four.