ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,210,605, issued on Jan. 28, was assigned to Jumio Corp. (Sunnyvale, Calif.).
"Spoof detection using illumination sequence randomization" was invented by Spandana Vemulapalli (Kansas City, Mo.) and David Hirvonen (Brooklyn, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The technology described herein includes a method that includes obtaining a set of color-coded sequences, each of which includes a sequence of colors. Each color-coded sequence has auto-correlation properties characterized by a merit factor larger than a first predetermined threshold, and cross-correlation properties among the color-coded sequences characterized by a demerit factor l...