ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,003, issued on June 3, was assigned to Digimarc Corp. (Beaverton, Ore.).
"Methods and systems for signal processing" was invented by Geoffrey B. Rhoads (West Linn, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Watermarking is used to track and identify digital images. One claim includes acts of: processing obtained imagery to yield local image information, the local image information being inadequate to reveal a subject depicted in said obtained imagery, using the local image information, resolving geometric distortion of the imagery, the geometric distortion comprising scale and rotation, said resolving yielding geometrically resolved imagery,...