ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,699, issued on Sept. 30, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Eye movement tracking device and eye movement tracking method" was invented by Wenhao Tian (Beijing), Lei Wang (Beijing), Xuan Feng (Beijing), Yunke Qin (Beijing), Yue Tong (Beijing), Yapeng Li (Beijing) and Jingjing Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An eye movement tracking device includes: a light source located at the light-emitting side of the display module and configured for providing a first light ray for irradiating an eye; a plurality of photoelectric sensing elements arranged in a non-display region of the display module and conf...