ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,760, issued on Sept. 16, was assigned to Listen Inc. (Boston).

"Audio measurement system" was invented by Steve F. Temme (Boston) and Rahul Shayka (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for testing a loudspeaker includes receiving a response signal characterizing a response of the loudspeaker to a stimulus signal, the response signal including a number of parts, each part including a reproduction of a corresponding part of the stimulus signal and distortion, computing a distortion spectrum including a plurality of distortion values. The computing includes, for each part of the response signal, processing the part of the res...