Abstract: Disclosed herein are example techniques to provide contextual information corresponding to a voice command. An example implementation may involve receiving voice data indicating a voice command, receiving contextual information indicating a characteristic of the voice command, and determining a device operation corresponding to the voice command. Determining the device operation corresponding to the voice command may include identifying, among multiple zones of a media playback system, a zone that corresponds to the characteristic of the voice command, and determining that the voice command corresponds to one or more particular devices that are associated with the identified zone. The example implementation may further involve causing the one or more particular devices to perform the device operation.

Abstract: Example techniques describe may facilitate a playback device applying a determined audio setting. An example implementation involves a first playback device receiving, over an unsecure network, a message indicating that a second playback device is available to join a playback network, wherein the first playback device is connected to the playback network. Based on a pre-existing configuration table, the first playback device determines an audio setting corresponding to a playback configuration for the second playback device, the playback configuration including the second playback device playing back audio synchronously with the first playback device in the playback network. The first playback device transmits, to the second playback device, one or more messages instructing the second playback device to apply the determined audio setting upon joining the playback network.

Abstract: Systems and methods for securing a headphone ear cushion to a headphone earcup on a headphone are described. One embodiment includes orienting an ear cushion proximate to, but not touching, an earcup of a headphone, where the ear cushion includes an attachment ring, the earcup including an attachment receiving interface, aligning a first slot in the attachment ring with a first inward-facing hook on the attachment receiving interface, aligning a first notch with a first outward-facing hook and a second notch with a second outward-facing hook, pressing the attachment ring against the attachment receiving interface such that the first inward-facing hook passes through the first slot, the first outward-facing hook passes through the first notch, and the second outward-facing hook passes through the second notch, and sliding the first elliptical ring relative to the second elliptical ring.

Abstract: Systems and methods for actuating a Do Not Disturb (DND) feature of a playback device that is configured to play back alert notifications from a plurality of network-enabled devices include (i) a mobile device receiving input data representing a selection of the playback device; (ii) the mobile device receiving input data representing a selection of a DND time period; and (iii) responsive to receiving the input data representing the selections of the playback device and the DND time period, sending an instruction to the selected playback device that causes the selected playback device to enter a DND mode for the duration of the selected DND time period, during which the selected playback device is instructed to not play back alert notifications when the alert notifications are received from at least one network-enabled device of the plurality of network-enabled devices.

Abstract: Example techniques involve outputting multiple audio channels using a multiple driver playback device. An example playback device receives a first and second channel of audio content. The playback device plays back play back the first channel via a first group of audio transducers such that the first group of audio transducers form, via superposition, a first response lobe having a maximum in a first direction. Further, the playback device plays back the second channel via a second group of audio transducers such that the second group of audio transducers form, via superposition, a second response lobe having a maximum in a second direction that is separated by an angle of at least 45° from the first direction.

Abstract: Systems and methods for providing augmented arrays for audio playback are disclosed. An example playback device includes a first transducer configured to output audio along a first acoustic axis and a second transducer configured to output audio along a second acoustic axis. The playback device is configured to receive a source stream of audio content including at least a first input channel and a second input channel. The device plays back first audio output via the first transducer based on the first input channel and directed along the first acoustic axis, and plays back second audio output via the second transducer based on the second input channel and directed along the second acoustic axis, wherein the second audio output at least partially cancels the first audio output along a first spatial region offset from the first acoustic axis.

Abstract: Embodiments described herein may involve queue versioning. An example implementation may involve a playback device initiating playback of a queue including one or more first audio streams. A queue identification token stored in data storage represents a current version of the queue. The playback device receives, from a computing system, data representing instructions to add one or more second audio streams to the queue, the instructions including an indication of the one or more second audio streams and a first token representing an expected queue version. The playback device determines whether the expected queue version represented by the first token matches the current version of the queue represented by the queue identification token. If not, the playback device foregoes adding the one or more second audio streams to the queue.

Abstract: Embodiments are provided for receiving media content based on the user media preferences. An example implementation includes a one or more servers receiving data representing a guest list for an upcoming event corresponding to a first user account, the guest list indicating multiple guests corresponding to respective second user accounts of a second cloud service and querying one or more streaming media services for music preferences corresponding to the multiple guests. The one or more servers receive, from the one or more streaming media services, data representing respective music preferences corresponding to the multiple guests and generate a playlist of audio tracks based on the received respective music preferences corresponding to the multiple guests. During the event, the server(s) cause the playlist to be queued in a playback queue for playback by one or more playback devices of a particular media playback system registered with the first user account.

Abstract: Systems and methods for extracting data views from heterogeneous data sources in accordance with embodiments of the invention are illustrated. One embodiment includes a method for extracting data views. The method includes steps for receiving data from several data sources and identifying raw fields from the received data. The process further includes steps for mapping the identified raw fields to common fields by determining similarities between a raw field and each of the common fields, identifying a target common field based on the determined similarities, and mapping the raw field to the target common field. The process further includes steps for extracting views of the received data based on the mapping of the identified raw fields to common fields.

Abstract: In one aspect, a networked microphone device is configured to (i) receive sound data, (ii) determine, via the wake-word engine, that a first portion of the sound data is representative of a wake word, (iii) determine that a second networked microphone device was added to a media playback system, (iv) transmit the first portion of the sound data to a second networked microphone device, (v) begin determining a command to be performed by the first networked microphone device, (vi) receive an indication of whether the first portion of the sound data is representative of the wake word, and (vii) output a response indicative of whether the first portion of the sound data is representative of the wake word.

Abstract: In some embodiments, a method comprises receiving audio content comprising left input channel signals and right input channel signals, and generating first and second input signals from the left and right input channel signals. The first input signal is based on a sum of the left and right input channel signals, and the second input signal is based on a difference of the left and right input channel signals. An array transfer function is applied to the first and second input signals to produced audio output signals, which can be provided to a plurality of audio transducers on one or more playback devices.

Abstract: A headset includes a first earcup, a second earcup, and a headband. The headband includes a connecting member having a first end coupled to the first earcup and a second end coupled to the second earcup. A cushion is disposed below the connecting member. The cushion extends between the first end and the second end. The cushion includes a middle region configured to have a first density and adjacent side regions configured to have a second density that is higher than the first density.

Abstract: A first networked device may perform operations including receiving, from a media source device, a first media stream and a first media stream identifier. The first networked device may receive the first media stream via a wireless network connection. Operations may further include receiving, from a second networked device, a second media stream identifier that corresponds to a second media stream the second networked device is receiving from the media source device. Operations may further include determining a common stream characteristic between the first media stream and the second media stream and, in response to determining the common stream characteristic, grouping the second networked device with the first networked device. Operations may further include transmitting, to a controller device, an indication that the first networked device and second networked device are grouped.

Abstract: An example method involves monitoring, by a computing device, a communications feed for an indication of media and detecting, in the communications feed, the indication of the media. The method may further involve identifying at least one media item corresponding to the indication of the media and causing a playback queue of a media playback system to include one or more of the identified at least one media item.

Abstract: While a first playback device is a member of a synchronous media playback group with a second playback device using a first media playback protocol, and after a particular playback setting is enabled using the first media playback protocol, the first playback device receives, from a media source device, a first media stream using a second media playback protocol. The first and second media playback protocols are incompatible. The first playback device determines that the particular playback setting is enabled and that the synchronous media playback group includes the first playback device and the second playback device. Subsequently, the first playback device (i) generates a second media stream based on the received first media stream, the second media stream including information for synchronous playback with the first playback device, and (ii) transmits, to the second playback device, the second media stream using the second media playback protocol.

Abstract: An example implementation involves a playback device receiving digital data representing audio content, the digital data encoded in a first format. The playback device causes one or more speaker drivers to playback the audio content. The playback device decodes a portion of the received digital data to convert the portion of the received digital data from the first format to a second format and transmits, via a network interface to a computing device of an identification system, the decoded portion of the received digital data. The playback device receives, from via the network interface from the identification system, metadata corresponding to the audio content, and in response, causes a control device to display a graphical representation of the received metadata, wherein causing the control device to display the graphical representation comprises sending, via the network interface to the control device, the received metadata to the control device.

Abstract: A computing device is configured to perform functions comprising: receiving via a network microphone device of a media playback system, a voice command detected by at least one microphone of the network microphone device, wherein the media playback system comprises a plurality of zones, and the network microphone device may be a member of a default playback zone. The computing device may be further configured to perform functions comprising: dynamically selecting an audio response zone from the plurality of zones to play an audio response to the voice input and foregoing selection of the default playback zone. The selected zone may comprise a playback device, and the dynamically selecting may comprise determining that the network microphone device is paired with the playback device. The computing device may cause the playback device of the selected zone to play the audio response.

Abstract: Systems and methods are provided for providing media content based on playback zone awareness. In one aspect, a computing system receives, via a network interface, zone data from the media playback system, wherein the zone data includes an indication of a particular zone of the media playback system, and wherein the particular zone comprises at least one playback device. The computing system identifies audio content based on (i) the indication of the particular zone and (ii) contextual data associated with the particular zone, and provides, via the network interface, an indication of the identified audio content to the media playback system.