ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,463,522, issued on Nov. 4, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Controlling a cascaded multilevel converter" was invented by Francisco Daniel Freijedo Fernandez (Nuremberg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cascaded multilevel converter is disclosed. The converter comprises a plurality of modules coupled together to form a branch, each of the modules comprising a switching circuit and a DC link for supplying a DC voltage to the switching circuit. The converter further comprises a controller for controlling the switching circuit of each module to generate an AC voltage in the branch, wherein the controll...