ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,697, issued on April 8, was assigned to GOOGLE LLC (Mountain View, Calif.).

"Systems and methods for upmixing audiovisual data" was invented by Aren Jansen (Mountain View, Calif.), Manoj Plakal (New York), Dan Ellis (New York), Shawn Hershey (Kirkland, Wash.) and Richard Channing Moore III (Brooklyn, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method for upmixing audiovisual data can include obtaining audiovisual data including input audio data and video data accompanying the input audio data. Each frame of the video data can depict only a portion of a larger scene. The input audio data can have a first number of audio...