ALEXANDRIA, Va., July 15 -- United States Patent no. 12,666,213, issued on June 23, was assigned to DOLBY LABORATORIES LICENSING Corp. (San Francisco).

"Method of processing audio for playback of immersive audio" was invented by C. Phillip Brown (Castro Valley, Calif.) and Michael J. Smithers (Kareela, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method (200) of processing audio in an immersive audio format comprising at least one height audio channel, comprising: obtaining (250) two height audio signals from at least a portion of the at least one height audio channel: modifying (270) a relative phase between the two height audio signals in frequency bands in which phase differences are predomi...