ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,952, issued on June 30, was assigned to BEIJING HORIZON INFORMATION TECHNOLOGY Co. LTD. (Beijing).

"Method for performing acceleration operation on feature data, medium, and device" was invented by Zhuoran Zhao (Beijing) and Zhao Gu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes: determining, from input feature data, an input point corresponding to an output point in to-be-calculated output feature data; determining a target region tag that matches the input point based on a position parameter of the input point; determining existence information on a target feature value group mapped by the target region tag in an on-chip...