Abstract: An audio playback method includes: performing, in a parallel manner, digital audio signal encoding on original audio data to be played back, to obtain a plurality of pieces of target encoded audio data; performing encapsulation on the plurality of pieces of target encoded audio data to obtain a plurality of target audio frames, and synchronizing the plurality of target audio frames to all communication-capable audio playback devices; in response to a switching command for switching an audio playback device, determining at least one candidate audio playback device indicated by the switching command; where the switching command is used to indicate an audio switching position; performing optimal playback device recognition on the at least one candidate audio playback device, to obtain a target audio playback device; and sending an audio switching playback command to the target audio playback device.

Abstract: A system that performs emotion detection, prediction, and coaching system is disclosed. The system includes a media feature extractor, which extracts features from different media modalities, a perceiver module which detects or predicts emotional response for a given audience, a coaching module that generates context-based, personalized coaching in the form of commentary, retrospective analysis, tips kudos, events, and scores. The intermediate results, like media feature, perceiver output, and context, are stored in an emotion association database, which can be used as reference data by the system.

Abstract: Disclosed systems and methods include causing a graphical user interface to display an indication that a first and second playback device have been configured to play multi-channel audio content in at least one of a grouped mode or a stereo mode. Some embodiments include, (i) after receiving a command(s) to switch the first and second playback devices into the stereo mode while the first and second playback devices are in the grouped mode, configuring the first and second playback devices to play the multi-channel audio content in the stereo mode, and (ii) after receiving a command(s) to switch the first and second playback devices into the grouped mode while the first and second playback devices are in the stereo mode, configuring the first and second playback devices to play the multi-channel audio content in the grouped mode.

Abstract: Embodiments of the present disclosure disclose a method and apparatus for a scenario of editing multimedia resources, a device and a storage medium. The method includes: in response to an editing instruction triggered for a target editing template, displaying an import page of a material segment to be edited corresponding to the target editing template, wherein a setting entry for the material segment to be edited and a prompt entry for the material segment to be edited are presented on the import page; in response to a trigger for the prompt entry, displaying an original material segment corresponding to the material segment to be edited; in response to a trigger operation for the setting entry, determining the material segment to be edited; and editing the material segment to be edited into a target multimedia resource in a target editing mode indicated by the target editing template.

Abstract: An electronic device receives a first media content item and receives information indicating: a first insertion time within the first media content item; and a second media content item to be played at the first insertion time and/or one or more properties of the second media content item. The electronic device stores the first media content item. The electronic device provides the first media content item to the second electronic device, including queuing the second electronic device to playback, in sequence and without user intervention: the first media content item until the first insertion time; the second media content item at the first insertion time; and the first media content item resumed after playback of the second media content item is ceased.

Abstract: A voice-activated light system that includes a microphone for receiving one or more voice commands (which may be referred to as a “voice microphone”), one or more light sources (such as LEDs) coupled to a controller and a light driver. The light driver is for driving the light sources and the controller is for detecting a voice command in order to control the mode of operation of the one or more light sources. The controller can have multiple control commands each for selecting a different mode of operation of the light source(s). The modes can be controlled by a common voice input term followed by a second voice command corresponding to a mode of operation of the light source. The system may include a second microphone which may be referred to herein as a “music microphone”. The commands can include “light show,” “slow pulse,” “steady on,” “blinking,” or “off”.

Abstract: Techniques are disclosed for aggregating received data from a data stream. Data is received from a particular stream partition to which a device is subscribed, and subsets of the data, from the particular stream partition, are aggregated based on respective keys associated with the subsets of the data. The device determines whether one or more subsets of data, associated with a particular key, meet at least one processing criteria, such as a threshold amount of data, and refraining from processing the aggregated data when the processing criteria is not met. Once additional subset(s) of data associated with the particular key are received, they are aggregated with the one or more subsets of data. When the processing criteria is satisfied, the device processes the aggregated subsets of data associated with the particular key.

Abstract: Disclosed embodiments include playback devices, groups of playback devices, and methods of operating playback devices and groupings thereof configured for hybrid sniffing and rebroadcast for networks, including Bluetooth networks.

Abstract: A management apparatus includes an obtainer that obtains detected information from a sensor that detects sleep of a user; a sleep determiner that determines whether the user is in a sleep state, based on the detected information; a manager that is connected to an appliance via a network, and obtains state information indicating an operation state of the appliance; an appliance determiner that determines whether the state information is different from predetermined normal information indicating a normal operation state of the appliance, when the sleep determiner determines that the user is in the sleep state; and a notification controller that outputs a notification signal, when the appliance determiner determines that the state information is different from the normal information.

Abstract: This signal analysis device provides information to assist determining the state of a time series signal. An identification unit (120) identifies events included in the time series signal, and a ranking generation unit (140) generates a ranking among multiple event types.

Abstract: Embodiments are disclosed for adaptive audio centering for head tracking in spatial audio applications. In an embodiment, a method comprises: obtaining first motion data from an auxiliary device communicatively coupled to a source device, the source device configured to provide spatial audio content and the auxiliary device configured to playback the spatial audio content; obtaining second motion data from one or more motion sensors of the source device; determining whether the source device and auxiliary device are in a period of mutual quiescence based on the first and second motion data; in accordance with determining that the source device and the auxiliary device are in a period of mutual quiescence, re-centering the spatial audio in a three-dimensional virtual auditory space; and rendering the 3D virtual auditory space for playback on the auxiliary device.

Abstract: Methods, systems, and computer programs for generating a playlist of media content items for a group of users. Media content items listened to by the selected users are compared to an average user taste profile to select media content items for playback to the group of users.

Abstract: An apparatus, including: an interface operable to receive real-time information related to one or more actors in a real environment; and processing circuitry operable to: generate a digital twin of the real environment, wherein the digital twin is a virtual representation of the real environment; spawn a model that mirrors the one or more actors based on the real-time information; and generate a spatial sound signal based on the digital twin for transmission to an ego actor of the one or more actors in the real environment, wherein the generation of the spatial sound signal comprises generating the spatial sound signal to be individualized from an auditory perspective of the ego actor in the real environment to originate from a source actor of the one or more actors.

Abstract: An electronic device, having a primary function different from detecting a fire, is configured for detecting a fire. The device includes processor circuitry, and a temperature sensor configured to generate temperature data, wherein the processor circuitry is configured to determine whether a first generated temperature data meets a first temperature criteria at a first time, and determine whether a second generated temperature data meets a second temperature criteria at a second time after the first time.

Abstract: A transient multi-tone test signal is generated to detect piano noise distortion played back by a speaker. The test signal has a number, such as three, formant tones resembling a piano chord and selectable such that the frequencies and harmonics remain distributed in frequency. The test signal provides a basis for defining normal speaker operating performance and allows a user to define speaker responses that fall outside of normal boundaries by highlighting piano noise distortion detected during speaker playback of the test signal.

Abstract: A method for detecting defects in working CNC tools in real time, implemented in an electronic device, includes acquiring sounds of operation of a tool during a cutting or other operation process and dividing the acquired cutting sounds into a plurality of recordings of audio according to a preset time interval. Time-frequency features of the plurality of recordings of audio are acquired according to multiple feature transformation methods and a fusion feature image of the cutting sound is formed according to the extracted time-frequency features. A tool detection model is generated by training the fusion feature image, and any defects of the tool and any defect types the tool has are detected according to the tool detection model.

Abstract: An electronic device and method are disclosed. The electronic device includes a display, input circuitry, a memory and a processor. The processor implements the method, including: display on the display a hint view including a hint, identifying a type of the hint, generating execution information for the hint based on the identified type, including a goal and a capsule, storing the hint with the generated execution information, receiving a user input and determining whether the input corresponds to the stored hint, when the input corresponds to the stored hint, execute the goal using the capsule, and displaying response data prompting update associated with the hint.

Abstract: The present disclosure relates to a video processing method for an application and an electronic device. The method comprises: receiving a configuration instruction for an audio during an editing process of a video; and configuring the audio during a shooting process of the video in response to the configuration instruction, and displaying a microphone control in a shooting page of the video in a case where a configuration result indicates that the audio is configured during the shooting process of the video; wherein recording of an original sound is configured during the shooting process of the video when the microphone control is in an on state, and not recording of the original sound is configured during the shooting process of the video when the microphone control is in an off state.

Abstract: Disclosed are an electronic device and a method for controlling same. The disclosed electronic device re-samples data received from a first external electronic device, on the basis of the difference in speed between the clock speed of the first external electronic device and the clock speed of the disclosed electronic device, and transmits the re-sampled data to a second external electronic device.

Abstract: An audio processor for processing an audio signal includes: an audio signal modifier for modifying the audio signal in response to a user input; a loudness controller for determining a loudness compensation gain based on a reference loudness or a reference gain and a modified loudness or a modified gain, where the modified loudness or the modified gain depends on the user input; and a loudness manipulator for manipulating a loudness of a signal using the loudness compensation gain.

Abstract: Cognitive aids for various aspects of an audio book may be provided to aid an end-user in following the book's characters and plot and to remind the end-user about prior aspects of the audio book. In some specific examples, the aid may be requested audibly, and the plot data and/or other data may be presented audibly.

Abstract: In aspects of audio level adjustment based on UWB, a wireless device includes an ultra-wideband (UWB) radio to communicate with UWB radios respectively associated with speakers emitting audio. The UWB radio can receive UWB ranging data from the UWB radios associated with the speakers. An audio controller can utilize the UWB ranging data to monitor locations of the wireless device relative to the speakers and determine a location change of the wireless device relative to the speakers. The audio controller can communicate audio adjustment instructions based on the locations of the wireless device relative to the speakers or relative to the location change of the wireless device. The audio adjustment instructions can initiate an adjustment of a sound level of the audio emitted from at least one of the speakers and/or initiate a delay in the audio emitted from at least one of the speakers.

Abstract: Example systems and techniques disclosed herein facilitate interoperability between different media playback systems referred to herein as a virtual line-in (VLI) media playback system and a native playback system. When a VLI session is created by a VLI sender, a first native playback device can join a VLI group as a VLI receiver. As a VLI receiver, the first native playback device receives audio content and playback commands from the VLI sender to facilitate synchronous playback with other VLI receivers. At the same time, this native playback device can concurrently operate as a native domain group coordinator of a native domain synchrony group. As the native domain group coordinator, the native playback device translates VLI domain audio, control, and timing signals into the native domain and distributes such signals to native domain group members. In this way, the native domain group members can synchronize their playback with the VLI group.

Abstract: A method, performed by an electronic device, of controlling an external device using a sound signal includes: obtaining the sound signal generated based on a packaging material of the external device being unpacked; obtaining identification information of the external device and operation information about an operation between the electronic device and the external device based on the obtained sound signal; receiving an identification value of the external device from the external device based on the external device being turned on; establishing a communication connection with the external device based on the identification value of the external device received from the external device and the identification information obtained from the sound signal; and transmitting, through the communication connection, based on the operation information, to the external device, data for an operation of the external device.

Abstract: Techniques for content output are described. A computing component determines that a first zone identifier is associated with at least a first permission that enables identifying first content output and controlling the first content output, and that a second zone identifier is associated with a second permission that enables identifying second content output and prohibiting the second content output. Based at least in part on the first permission, this component causes the first content output by a first speaker associated with the first zone identifier and causes a first display associated with the first zone identifier to present a first graphical user interface that identifies the first content and includes a content control component.

Abstract: A method in an interactive computing-system includes pre-processing an input natural-language (NL) from a user command based on natural language processing (NLP) for classifying speech information and non-speech information, obtaining an NLP result from the user command, fetching a device specific information from one or more IoT devices operating in an environment based on the NLP result, generating one or more contextual parameters based on the NLP result and the device specific information, selecting at least one speaker embedding stored in a database for the one or more IoT devices based on the one or more contextual parameters, and outputting the selected at least one speaker embedding for playback to the user.

Abstract: The embodiments of the disclosure provide a method for adjusting a noise cancellation mode, an electronic device, and a computer readable storage medium. The method includes: estimating a noise perception indicator corresponding to an environmental noise; and adjusting a noise cancellation mode of an wearable audio device according to the noise perception indicator.

Abstract: Example methods, apparatus and articles of manufacture (i.e., physical storage media) to perform media source detection based on frequency band selection and processing are disclosed. Example meters disclosed herein are to compare a first audio signal from a monitored media device with a second audio signal from a first one of a plurality of media sources in communication with the monitored media device to determine a sequence of match results, the first audio signal associated with media presented by the media device. Disclosed example meters are also to compute a standard deviation of time delays associated with respective ones of the match results. Disclosed example meters are further to determine whether the first one of the media sources is a source of the media presented by the monitored media device based on the standard deviation.

Abstract: An example method involves receiving, by a playback device in a media playback system, limited-access media, where the limited-access media corresponds to a limited-access playback device characteristic. The method may further involve determining, by the playback device, that a particular playback device having the limited-access playback device characteristic is active in the media playback system. Based on determining that the particular playback device having the limited-access playback device characteristic is active in the media playback system, the method may further involve causing the media playback system to play back the limited-access media.

Abstract: In various embodiments, this application provides an audio information processing method, an audio information processing apparatus, an electronic device, and a storage medium. An audio information processing method in an embodiment includes: obtaining a first audio feature corresponding to audio information; performing, based on an audio feature at a specified moment in the first audio feature and audio features adjacent to the audio feature at the specified moment, an encoding on the audio feature at the specified moment to obtain a second audio feature corresponding to the audio information; obtaining decoded text information corresponding to the audio information; and obtaining, based on the second audio features and the decoded text information, text information corresponding to the audio information.

Abstract: In an exemplary technique, audio information responsive to received input is provided. While providing the audio information, one or more conditions for stopping the provision of audio information are detected, and in response, the provision of the audio information is stopped. After stopping the provision of the audio information, if the one or more conditions for stopping the provision of audio information have ceased, then resumed audio information is provided, where the resumed audio information includes a rephrased version of a previously provided segment of the audio information.

Abstract: Example techniques involve pre-caching media content. An example implementation involves a first playback device detecting, via at least one proximity sensor, motion in proximity to the proximity sensor. In response, the first playback device sends, to a second playback device, one or more first messages indicating that the first playback device detected motion. Afterwards, the first playback device receives, via the network interface from the second playback device in response to the one or more first messages, one or more second messages that instruct the first playback device to pre-cache, from a network source, a portion of audio content indicated in a playback queue associated with a playback device group including the first playback device and the second playback device. The first playback device receives a command to play back the playback queue and plays back the audio content indicated in the playback queue jointly with the second playback device.

Abstract: Examples described herein relate to transitioning a playback session between portable playback devices such as “smart” headphones, earbuds, and handheld speakers with playback devices of a zone-based media playback system. Exemplary techniques facilitate continuity of playback when transitioning between locations (e.g., from at home to on-the-go or vice versa) or between listening paradigms (e.g., personal or out-loud playback of audio content). An example implementation includes detecting a swap trigger, determining the source playback device(s) and target playback device(s), and performing a playback session swap between the source playback device(s) and target playback device(s).

Abstract: A method, non-transitory computer-readable storage medium and system is disclosed for using context-based dictionaries to search through multimedia data using input that specifies tags, words, phrases, descriptions, environments, emotions, sentiments, multimedia objects or content, or other relevant attributes. The system retrieves original content, analyzes and processes it, and presents to the user synchronized multimedia content and text content that is automatically tagged for searching.

Abstract: Systems and methods disclosed herein include: (i) forming a synchrony playback group including a first and second playback device, (ii) causing the first and second playback devices to play back audio content in synchrony, (iii) while the first and second playback devices are playing back the audio content in synchrony, determining that the first playback device has received a voice input via a microphone, (iv) based on the voice input, determining that a requirement exists to output a system response to the voice input, (v) determining a sound pressure level (SPL) measurement associated with the voice input, (vi) based on the SPL measurement, determining a system response volume, (vii) causing the first and second playback devices to reduce an audio playback volume of the audio content, and (viii) causing the first and/or the second playback device to output the system response at the system response volume.

Abstract: Systems and methods for navigating a virtual space using sound are described. Some examples include a multidimensional sound space with a plurality of nodes associated with a plurality of audio sources. Some examples of the system and methods include receiving a first user navigational input, determining a first user location in the multidimensional sound space, and playing a binaural sound associated with a node based on the first user location and the node's location. Some examples further include receiving a second user navigational input, determining a second user location in the multidimensional sound space, and playing a stereophonic sound associated with the node based on the second user location and the node's location.

Abstract: A system for intelligent audio rendering using speaker nodes is provided. A source device determines a spatial location and speaker capability of one or more speaker nodes based on information embedded in a corresponding node of each of the one or more media devices, selects a first speaker most suitable for each audio channel based on the speaker capability and the spatial location of each of the one or more speakers, generates speaker profiles for the one or more speakers, maps an audio channel to each of the one or more speakers based on a speaker profile corresponding to each of the one or more speakers, estimates a media path between the source device and each of the one or more speakers, detects a change in the estimated media path, renders an audio on the one or more speakers based on the speaker profiles and the changes in the media paths corresponding to each of the one or more speakers in real-time.

Abstract: A player and a play method are capable of displaying image and/or playing music according to a ranging result. The player has a wireless communication function for establishing a wireless connection with a portable device. The player is configured to obtain a received signal strength index (RSSI) of the portable device according to a wireless signal from the portable device, then calculate an estimation distance between the player and the portable device according to the RSSI to obtain the ranging result, and then determine at least one play parameter such as the brightness or the volume of the player according to the ranging result.

Abstract: Embodiments of the invention provide an audio blending system with a computing device that processes operations including receiving a transition request from a user including an out element and/or an in element of at least one transition between at least one content item of at least one recipe. The recipe includes a sequence of a plurality of elements of content of a break, where at least one content item includes audio content and/or video content. The operations include causing a track server to couple to a metadata file of the audio file using a wired or wireless link. The metadata file includes audio content parameters measured or calculated from the audio file. The operations include calculating a transition between the out element and the in element, selecting, assembling and scheduling the sequence of plurality of elements for the transition, and adding the out element to the at least one recipe.

Abstract: Embodiments are provided for enabling a user to control multiple media playback systems with a single mobile device. The mobile device may connect with a first or second media playback system based on receiving a first or second household identifier (HHID), respectively. If the mobile device receives both the first and second HHIDs, the mobile device may connect with either the first or second media playback system based on a priority of the two systems. If neither the first nor second HHIDs are received by the mobile device, a user may be prompted to add a third media playback system if the mobile device receives a third HHID. The user interface of the mobile device may receive an input to connect the mobile device to the third media playback system, and a connection may be established between the mobile device and the third media playback system.

Abstract: A computer-implemented method of determining a location of a personal care device with respect to a skin surface of a subject, the personal care device being configured to perform a personal care treatment to the skin when in contact with the skin surface. The method includes receiving data representative of a measured degree of curvature of the skin surface within a first region of the skin surface of the subject, with which the personal care device is in contact; determining, by comparing the measured degree of curvature with curvature information for a plurality of regions of the skin surface of the subject contained in a database, an indication of a location of the first region of the skin surface on the subject; and performing, based on the determined indication of the location of the first region, an action in respect of the personal care device. A processing apparatus, a system, a personal care device, and a computer program product are also disclosed.

Abstract: Disclosed herein are example techniques to facilitate calibrating a portable playback device. An example implementation involves determining that a playback device is to perform an equalization calibration of the playback device and initiating the equalization calibration. Initiating the equalization calibration involves (i) outputting audio content, (ii) capturing audio data representing reflections of the audio content within an area in which the playback device is located, (iii) determining an acoustic response of the area in which the playback device is located, (iv) selecting a stored acoustic response from the acoustic response database that is most similar to the determined acoustic response of the area in which the playback device is located, and (v) applying to the audio content, via the playback device, a set of stored audio calibration settings associated with the selected stored acoustic area response.

Abstract: A food texture presentation apparatus of the present embodiment includes a force stimulation presentation unit, a vibration stimulation presentation unit, and a temperature stimulation presentation unit that present different kinds of haptic stimuli in the oral cavity, a selection unit that selects a haptic stimulus to be presented, according to the food texture, and a force stimulation controller, a vibration stimulation controller, and a temperature stimulation controller that control respectively the force stimulation presentation unit, the vibration stimulation presentation unit, and the temperature stimulation presentation unit that present the selected haptic stimulus.

Abstract: A first playback device comprising an amplifier and a speaker is configured to (i) display, via a touchscreen, respective indications of the first playback device and a second playback device, (ii) receive, via the touchscreen, at least one first input indicating a command to play back media content in a synchrony group with the second playback device, (iii) play back the media content in the synchrony group with the second playback device such that the amplifier drives the speaker by amplifying one or more audio signals that correspond to the media content, (iv) while playing back the media content in the synchrony group with the second payback device, determine, via a voice recognition system, at least one second input indicating a command to modify playback of the media content, and (v) based on the at least one second input, cause the playback of the media content to be modified.

Abstract: The present disclosure relates to an adaptive audio processing method, device, computer program, and recording medium thereof in a wireless communication system. A method of transmitting audio data from a first device to a second device in a wireless communication system, according to an embodiment of the present disclosure, may comprise: encoding first audio data in the first device, on the basis of a first codec parameter, to transmit same to the second device; transmitting, from the first device to the second device, information related to a change time point or a change position from the first codec parameter to second codec parameter; and encoding second audio data, on the basis of a second codec parameter, in the first device and transmitting same to the second device.

Abstract: A computer implemented method for training a machine learning model for audio compensation includes: receiving 3D models of a plurality of rooms, each of the 3D models comprising at least one sound source and at least one acoustic property; receiving a plurality of impulse responses at a listening position in each of the plurality of rooms, training the machine learning model for audio compensation using at least the plurality of impulse responses as input. Methods and systems using the disclosed computer implemented method and its features are also disclosed.

Abstract: Systems and methods for unifying multiple audio bus interfaces in an audio system are disclosed herein. In one aspect, an integrated circuit (IC) comprises a primary slave audio device comprising a first control circuit, and a dependent slave audio device comprising a second control circuit. The primary slave audio device and the dependent slave audio device are communicatively coupled via a slave status link, and the first control circuit and the second control circuit each configured to receive, from a master audio device, a mode instruction that indicates operation in one of a detach mode and a unify mode. The second control circuit is configured to, while operating in the detach mode, transmit a slave status to the master audio device via a second control lane, and, while operating in the unify mode, transmit the slave status to the primary slave audio device via the slave status link.

Abstract: Disclosed herein are system, method, and computer program product embodiments for machine learning systems to predict real-time productivity changes based on prospective scheduling. A productivity predictive model is trained by a machine learning engine with meeting and productivity training data, wherein the productivity predictive model includes one or more algorithms to select a future productivity change based on a future schedule. The system receives a current schedule and current productivity measurements of a user, receives a scheduling request for the user, predicts a future productivity change and displays a graphic to a user revealing the future productivity change of the user based on accepting the scheduling request.

Abstract: A device is configured to operate a Heating, Ventilation, and Air Conditioning (HVAC) system. The device is further configured to determine that the speed of a combustion air inducer has exceeded a speed threshold value. The device is further configured to receive an audio signal from a microphone while operating the HVAC system, to identify an audio signature for the combustion air inducer from an audio signature library, and to determine the audio signature for the combustion air inducer is present within the audio signal. The device is further configured to determine a fault type based on the determination that the audio signature for the combustion air inducer is present within the audio signal.

Abstract: Provided is a display device including a display, a speaker, a communicator comprising communication circuitry configured to perform wireless communication, a memory configured to store one or more instructions, and a controller including at least one processor configured to execute at least one of the one or more instructions. Based on a wireless connection request for audio transmission being received from an external device while the display device is in a power-off state, the communicator is further configured to transmit, to the external device, a response indicating acceptance of the wireless connection request, and to operate to wake up the controller to a state requiring wireless connection.