ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,084, issued on April 8, was assigned to Sonos Inc. (Goleta, Calif.).
"Playback device group volume control" was invented by Bob Dizon (Cambridge, Mass.), Neil Griffiths (Cambridge, Mass.) and Luis R. Vega Zayas (Cambridge, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments are provided for satellite volume control. An example method includes receiving an input at a playback device to adjust a volume for a plurality of playback devices that are grouped for synchronous playback of audio content, wherein the plurality of playback devices includes the playback device. The method also includes sending a first message over a network from the...