ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,799, issued on Sept. 23, was assigned to Apple Inc. (Cupertino, Calif.).

"Audio system and method of determining audio filter based on device position" was invented by Vignesh Ganapathi Subramanian (Sunnyvale, Calif.), Antti J. Vanne (Kuopio, Finland), Olivier Soares (Oakland, Calif.), Andrew R. Harvey (San Jose, Calif.), Martin E. Johnson (Los Gatos, Calif.) and Theo Auclair (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "An audio system and a method of determining an audio filter based on a position of an audio device of the audio system, are described. The audio system receives an image of the audio device being worn by a user and ...