ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,563,265, issued on Feb. 24, was assigned to The Nielsen Co. (US) LLC (New York).

"Methods and apparatus to determine audience engagement" was invented by James Joseph Vitt (Palm Harbor, Fla.), Timothy Scott Cooper (Tarpon Springs, Fla.), Douglas Brent Turnbow (Odessa, Fla.) and Troy E. McClellan (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, apparatus, systems, and articles of manufacture are disclosed. An example system includes: interface circuitry; programmable circuitry; and instructions to program the programmable circuitry to: obtain audio of a media presentation; obtain ambient noise in an area associated with the media pres...