ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,268, issued on May 13, was assigned to X-SYSTEM Ltd. (Hampshire, Great Britain).

"Method and system for categorizing musical sound according to emotions" was invented by Nigel Osborne (Hampshire, Great Britain), Kit Barnes (Hampshire, Great Britain) and John Turner (Hampshire, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer implemented method for analysing sounds, such as audio tracks, and automatically classifying the sounds in a space in which arousal is one axis and valence is another axis. The location of a sound or track in that arousal-valence space is automatically determined using a computer implemented system that an...