ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,466, issued on Dec. 30, was assigned to Sonos Inc. (Santa Barbara, Calif.).

"Device designation of playback and network microphone device arrangements" was invented by Sein Woo (Santa Barbara, Calif.), Andrew Lindley (Santa Barbara, Calif.) and Ryan Myers (Santa Barbara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example techniques relate to device spaces and default designations in a media playback system. A device space may create an association between a networked microphone device and one or more playback devices such that certain voice commands (e.g., playback commands) received by the networked microphone device are used to control ...