ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,394,094, issued on Aug. 19, was assigned to HTC Corp. (Taoyuan, Taiwan).

"Extrinsic calibration parameter generating device, method, and non-transitory computer readable storage medium thereof" was invented by Wei-Fan Chen (Taoyuan, Taiwan) and Chi Yuan Chen (Taoyuan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An extrinsic calibration parameter generating device, method, and non-transitory computer readable storage medium thereof are provided. The device calculates a base image capturing device pose based on the light-emitting points of a plurality of image frames. The device generates a first extrinsic calibration parameter corresponding to ...