ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,452,973, issued on Oct. 21, was assigned to LG Electronics Inc. (Seoul, South Korea).
"Display device" was invented by Kyoungryul Lim (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a display device comprising: a lighting unit including a plurality of LED modules; a pulse width modulation signal generator configured to output an alternating-current signal for controlling on or off of each of the plurality of LED modules; an RC filter configured to convert the alternating-current signal into a rectification signal; an LED circuit configured to turn on or off each of the plurality of LED modules according...