ALEXANDRIA, Va., April 9 -- United States Patent no. 12,271,077, issued on April 8, was assigned to BOE Technology Group Co. Ltd. (Beijing).

"Display substrate, control method thereof, and display device" was invented by Huijuan Wang (Beijing), Xue Dong (Beijing), Wanxian Xu (Beijing) and Zhenhua Lv (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate includes: a first substrate, a second substrate, a liquid crystal layer, a plurality of pixel electrodes, and a plurality of light-emitting elements. The plurality of pixel electrodes and the plurality of light-emitting elements are both disposed on a side, proximal to the liquid crystal layer, of the first substrate."

The patent was fil...