ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,749,975, issued on Sept. 29, was assigned to Murata Manufacturing Co. Ltd. (Kyoto, Japan).
"Light-load recovery in a multi-level converter" was invented by Gregory Szczeszynski (Nashua, N.H.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Circuits and methods that solve the light-load problem of a multi-level converter by generating a ripple signal in the control loop of the multi-level converter that causes a large output current ripple during light load conditions. This added current ripple does not change the average output current but does create a temporary positive and negative current that can be used to balance and charge/discharge the fly capac...