Abstract Systems, methods, and devices with reduced power consumption in network
microphone devices. In one embodiment, a network microphone device is configured to …

A device having a voice-based interface activates or “wakes” when it detects an utterance
that includes a wakeword; the device may be installed in a vehicle, such as an automobile …

Disclosed herein are example techniques to support multiple voice assistant services. An
example implementation may involve a playback device capturing audio from the one or …

In one aspect, a first playback device is configured to:(i) play back first audio content in
synchrony with a second playback device,(ii) receive, via a network interface, a message …

Abstract Systems and methods for media playback via a media playback system include
capturing sound data via a network microphone device and identifying a candidate wake …

A method for streaming action fulfillment receives audio data corresponding to an utterance
where the utterance includes a query to perform an action that requires performance of a …

Abstract Systems and methods disclosed herein include, while a microphone of a first
networked microphone device is enabled, determining whether a first reference device is in …

Techniques for determining whether audio is machine-outputted or non-machine-outputted
are described. A device may receive audio, may process the audio to determine audio data …

Abstract Systems and methods for three-dimensional beamforming disclosed herein include,
among other features (i) generating a set of received-sound beams by applying a plurality of …

In one aspect, a playback device is provided that is configured to identify a trigger event
indicating a request to associate the playback device with another playback device. Based …