ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,149, issued on Oct. 21, was assigned to Sonos Inc. (Goleta, Calif.).

"Multichannel playback devices and associated systems and methods" was invented by Richard Jackson (Boston), Hilmar Lehnert (Framington, Mass.), Chris Davies (Santa Barbara, Calif.), Paul MacLean (Quincy, Mass.) and Roberto Maria Dizon (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Multichannel audio playback devices and associated systems and methods are disclosed herein. In some examples, a first playback device is configured to receive a source stream of audio content comprising left, right and center input channels. In a first mode, the first playback device i...