ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,397,815, issued on Aug. 26, was assigned to GM Cruise Holdings LLC (San Francisco).

"Linear movement for control point detection verification" was invented by Philip David Aufdencamp (San Mateo, Calif.) and Glenn D. Sweeney (Sebastopol, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sensor calibration evaluation system evaluates the quality of control point detection by translating a control object within a scene by a measured amount to generate a sequence of sensor views of the scene as the control object is translated by a known (measured) amount. The control points within each of the sequence of sensor views are detected with a control point...