ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,426, issued on May 19, was assigned to Nvidia Corp. (Santa Clara, Calif.).

"Performance testing for stereoscopic imaging systems and algorithms" was invented by Jack Yusong Zhang (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches presented herein provide for the testing of imaging algorithms and systems. In at least one embodiment, a stereoscopic test pattern can be obtained that includes a number of features that vary in width and separation, such as may comprise a set of radial elements that converge toward a center point. A stereoscopic image of an instance of the pattern can be analyzed, such as at a set of radial positio...