ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,809, issued on March 18, was assigned to SAMSUNG DISPLAY Co. LTD. (Yongin-si, South Korea).
"Display device and method of driving the same" was invented by Jung Hwan Hwang (Seongnam-si, South Korea), Hyun Joon Kim (Hwaseong-si, South Korea), Kye Uk Lee (Seoul, South Korea) and Jun Ki Jeong (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes PAM data lines receiving PAM and PWM data voltages, and sub-pixels connected to the PAM and PWM data lines. A sub-pixel includes a light emitting element, a first pixel driver to supply a control current according to one of the PAM data voltages to a node, a second pi...