ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,278, issued on Oct. 28, was assigned to Sonos Inc. (Goleta, Calif.).
"Synchronizing playback by media playback devices" was invented by Nicholas A.J. Millington (Santa Barbara, Calif.) and Michael Darrell Andrew Ericson (Santa Barbara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Example systems, apparatus, and methods receive audio information including a plurality of frames from a source device, wherein each frame of the plurality of frames includes one or more audio samples and a time stamp indicating when to play the one or more audio samples of the respective frame. In an example, the time stamp is updated for each of the plurality of ...