ALEXANDRIA, Va., March 5 -- United States Patent no. 12,241,658, issued on March 4, was assigned to Stellenbosch University (Stellenbosch, South Africa).
"Heliostat calibration" was invented by Willem Jacobus Smit (Stellenbosch, South Africa).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for calibrating a heliostat (104) are disclosed. An imaging device (100) is positioned and oriented so that a calibration target (130) reflected by the heliostat (103) is visible at the imaging device and an image taken. Multiple features of the reflected calibration target in the image are identified and used to determine a centroid of reflection within the image which is then mapped to a corresponding c...