ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,762, issued on June 17, was assigned to Apple Inc. (Cupertino, Calif.).

"Methods for camera calibration via bundle adjustment" was invented by Tianheng Wang (San Diego), Stergios Roumeliotis (Los Altos Hills, Calif.), Shuntaro Yamazaki (Cupertino, Calif.) and Oleg Naroditsky (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for performing a camera calibration process for outward-facing cameras on devices such as head-mounted display devices are disclosed. Using cameras with overlapping fields of view, relative rotational parameters of the cameras with respect to one another may be determined using an optimization technique such a...