ALEXANDRIA, Va., June 25 -- United States Patent no. 12,340,727, issued on June 24, was assigned to Magnachip Mixed-Signal Ltd. (Cheongju-si, South Korea).
"Display driving device and method" was invented by Hyoungkyu Kim (Cheongju-si, South Korea), Iljun Kim (Cheongju-si, South Korea) and Okyeon Park (Cheongju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display driving device includes a timing controller and a charge pump configured to output a pump voltage for driving a source driver. The charge pump includes a flying capacitor; a first switch disposed between one end of the flying capacitor and a first terminal; a second switch disposed between the one end of the flying capacitor and ...