Abstract: Systems, methods, apparatus, and articles of manufacture to learn and share remote commands are disclosed. An example method to configure a playback device to be controlled by a remote control includes receiving by the playback device a first code for a first command from the remote control. The example method includes identifying by the playback device a second code for a second command based on the received first code. The example method includes receiving by the playback device the second code from the remote control. The example method includes executing the second command by the playback device.

Abstract: Systems and methods disclosed herein include (i) receiving a voice command via at least one microphone of a networked microphone device, wherein the networked microphone device is configured to receive voice commands for a media playback system, and wherein the media playback system comprises the networked microphone device and a first playback device configured to play back content, (ii) determining that the networked microphone device is not configured to play back the content, (iii) in response to determining that the networked microphone is not configured to play back the content, determining that the first playback device is available to play back the content, (iv) causing the first playback device to play back the content, (v) determining that the first playback device is no longer available to play back the content, and (vi) selecting a second playback device to play back the content.

Abstract: Systems, methods, apparatus, and articles of manufacture to learn and share remote commands are disclosed. An example method to configure a playback device to be controlled by a remote control includes receiving by the playback device a first code for a first command from the remote control. The example method includes identifying by the playback device a second code for a second command based on the received first code. The example method includes receiving by the playback device the second code from the remote control. The example method includes executing the second command by the playback device.

Abstract: Methods and apparatus for identifying a music service based on a user command. A content type is identified from a received user command and a music service is selected that supports the content type. A selected music service can then transmit audio content associated with the content type for playback.

Abstract: An example computing device is configured to perform functions including receiving a plurality of spectral data associated with a respective plurality of playback environments corresponding to a respective plurality of playback devices. The functions also include, based on the plurality of spectral data, determining a plurality of representative spectral characteristics. The functions also include receiving particular spectral data associated with a particular playback environment corresponding to a particular playback device and identifying a given one of the representative spectral characteristics that is representative of the particular spectral data. The functions also include, based on the given one of the representative spectral characteristics, identifying calibration data for use by the particular playback device when playing back audio and transmitting, to the particular playback device, the calibration data.

Abstract: An example computing device is configured to perform functions including receiving calibration data corresponding respectively to a plurality of playback devices, where each playback device in the plurality of playback devices is located in a respective playback environment other than a first playback environment. The functions also include receiving playback device characteristic data respectively indicating at least one playback device characteristic for each playback device of the plurality of playback devices. The functions also include, based on at least the calibration data and the playback device characteristic data, determining updated playback device configuration information and transmitting data indicating the updated playback device configuration information to a given playback device located in the first environment.

Abstract: Systems and methods disclosed herein include (i) receiving a voice command via a networked microphone device configured to receive voice commands for a media playback system, wherein the media playback system comprises a primary media playback device configured to perform a function and/or provide a first feedback in response to voice commands received via the networked microphone device, (ii) determining that the primary media playback device is not available to perform a function and/or provide the first feedback in response to the voice command, and (iii) in response to determining that the primary media playback device is not available to perform a function and/or provide the first feedback in response to the voice command, instructing a fallback device to perform a function and/or provide a second feedback in response to the voice command.

Abstract: Disclosed herein are systems and methods for establishing a metadata exchange channel between a media playback system and a networked microphone system, wherein the networked microphone system comprises a networked microphone device and a networked microphone server. After establishing the metadata exchange channel, the media playback system experiences a metadata exchange triggering event. In response to experiencing the metadata exchange triggering event, the media playback system provides metadata to the networked microphone system via the metadata exchange channel.

Abstract: Multiple aspects of systems and methods for voice control and related features and functionality for various embodiments of media playback devices, networked microphone devices, microphone-equipped media playback devices, and speaker-equipped networked microphone devices are disclosed and described herein, including but not limited to designating and managing default networked devices, audio response playback, room-corrected voice detection, content mixing, music service selection, metadata exchange between networked playback systems and networked microphone systems, handling loss of pairing between networked devices, actions based on user identification, and other voice control of networked devices.

Abstract: A computing device may transmit playback device configuration information to a given playback device. The computing device may then receive calibration data corresponding to each playback device of a plurality of playback devices, and receive playback device characteristic data indicating at least one playback device characteristic for each playback device of the plurality of playback devices. Based on at least the received calibration data and the received playback device characteristic data, the computing device may determine updated playback device configuration information and transmit data indicating the updated playback device configuration information to the given playback device.

Abstract: A computing device may maintain a database of representative spectral characteristics. The computing device may also receive particular spectral data associated with a particular playback environment corresponding to the particular playback device. Based on the particular spectral data, the computing device may identify one of the representative spectral characteristics from the database that substantially matches the particular spectral data, and then identify, in the database, an audio processing algorithm based on a) the identified representative spectral characteristic and b) at least one characteristic of the particular playback device. The computing device may then transmit, to the particular playback device, data indicating the identified audio processing algorithm.

Abstract: Systems, methods, apparatus, and articles of manufacture to learn and share remote commands are disclosed. An example method to configure a playback device to be controlled by a remote control includes receiving by the playback device a first code for a first command from the remote control. The example method includes identifying by the playback device a second code for a second command based on the received first code. The example method includes receiving by the playback device the second code from the remote control. The example method includes executing the second command by the playback device.

Abstract: Disclosed herein are systems and methods for establishing a metadata exchange channel between a media playback system and a networked microphone system, wherein the networked microphone system comprises a networked microphone device and a networked microphone server. After establishing the metadata exchange channel, the media playback system experiences a metadata exchange triggering event. In response to experiencing the metadata exchange triggering event, the media playback system provides metadata to the networked microphone system via the metadata exchange channel.

Abstract: A multi-channel and multi-zone audio environment is provided. Various inventions are disclosed that allow playback devices on one or more networks to provide an effective multi-channel and a multi-zone audio environment using timing information. According to one example, timing information is used to coordinate playback devices connected over a low-latency network to provide audio along with a video display. In another example, timing information is used to coordinate playback devices connected over a mesh network to provide audio in one or more zones or zone groups.

Abstract: Methods and apparatus for identifying a music service based on a user command. A content type is identified from a received user command and a music service is selected that supports the content type. A selected music service can then transmit audio content associated with the content type for playback.

Abstract: A signal from a sensor may be received indicative of an acceleration of a moving component of a transducer at a location where the sensor is mounted. A position the moving component may be determined based on the acceleration. The position of the moving component may be compared with a reference to output a measure of distortion associated with the transducer. Nonlinearities in audio output by the transducer may be corrected based on the measure of distortion.

Abstract: Examples described herein involve maintaining a database of audio processing algorithms. Maintaining the database may involve generating or updating audio processing algorithm entries. In one example, generating an audio processing algorithm may involve a computing device causing a playback device to play a first audio signal in a playback zone, receiving (i) data indicating one or more characteristics of a playback zone, and (ii) data indicating a second audio signal detected by a microphone of the playback device in the playback zone. Based on the second audio signal and a characteristic of the playback device, an audio processing algorithm may be determined. The an association between the determined audio processing algorithm at least one of the one or more characteristics of the playback zone may be stored in the database.

Abstract: Methods and apparatus for identifying a music service based on a user command. A content type is identified from a received user command and a music service is selected that supports the content type. A selected music service can then transmit audio content associated with the content type for playback.

Abstract: A first signal may be received indicative of audio to be played by a speaker. A second signal may be received which comprises (i) a voice input received by a microphone and (ii) at least a portion of the audio played by the speaker at a same time that the microphone receives the voice input. Based on the first signal, nonlinearities output by the speaker which played the audio may be determined. At least the nonlinearities from the second signal may be removed to output a third signal comprising substantially the voice input received at the microphone.

Abstract: Disclosed herein are systems and methods for receiving a voice command and determining an appropriate action for the media playback system to execute based on user identification. The systems and methods receive a voice command for a media playback system, and determines whether the voice command was received from a registered user of the media playback system. In response to determining that the voice command was received from a registered user, the systems and methods configure an instruction for the media playback system based on content from the voice command and information in a user profile for the registered user.