ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,122, issued on March 18, was assigned to The Nielsen Co. (US) LLC (New York).

"Apparatus, computer-readable medium, and method for channel change detection-based short content identification" was invented by Kevin Keqiang Deng (Safety Harbor, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, apparatus, systems, and articles of manufacture are disclosed that improve short content identification in an audio stream through channel change detection and audio block realignment. Example instructions cause one or more processors to form a first audio block from an audio stream, detect whether the first audio block contains a channel change, the...