ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,420, issued on Aug. 12, was assigned to Beijing Zitiao Network Technology Co. Ltd. (Beijing).
"Eye tracking apparatus and virtual reality apparatus" was invented by Qiang Wang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure provides an eye tracking apparatus and a virtual reality apparatus. The eye tracking apparatus includes a display screen, a display lens, and an eye tracking camera, the display screen and the display lens being oppositely disposed, and a displaying surface of the display screen facing the display lens; wherein the eye tracking camera is disposed adjacent to an edge of the display screen, a view-finding sid...