ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,044, issued on June 3, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"3-level-inverting buck-boost converter and control method thereof" was invented by Chuleun Yun (Suwon-si, South Korea), Kisun Lee (Suwon-si, South Korea) and Hangseok Choi (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device includes: a first DC/DC converter including switches, a first capacitor, and a first inductor; and control circuit configured to control on/off states of the switches. In an on state, the switches include: a first switch configured to connect one end of the first capacitor to the input power source; ...