ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,800, issued on Nov. 18, was assigned to SHENZHEN HITEVISION TECHNOLOGY Co. LTD. (Shenzhen, China).

"Method and apparatus for determining position of touch point, electronic device and non-transitory computer-readable storage medium" was invented by Minghua Zhang (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present application provide a method and an apparatus for determining a position of a touch point. The method includes: determining, according to a scanning frame, a plurality of scanning infrared transmitting tubes; controlling a target scanning infrared transmitting tube to transmit an infrared signal, and ...