ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,321, issued on Oct. 27, was assigned to Sonos Inc. (Goleta, Calif.).

"Voice detection optimization based on selected voice assistant service" was invented by Connor Kristopher Smith (New Hudson, Mich.), Kurt Thomas Soto (Ventura, Calif.) and Charles Conor Sleith (Waltham, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for optimizing voice detection via a network microphone device (NMD) based on a selected voice-assistant service (VAS) are disclosed herein. In one example, the NMD detects sound via individual microphones and selects a first VAS to communicate with the NMD. The NMD produces a first sound-data stream based on ...