Abstract: An audio arrangement with a plurality of audio devices and a central device. A unique address is assigned to each audio device of a basic set in a data environment so that the central device can selectively send messages to the audio devices of the basic set. The central device includes a data-technology selection area for a selected set of audio devices from the basic set, and a communication module for activating a notification mode of the audio devices of the selected set. Each of the audio devices includes a human-machine interface and are configured to send a notification message to the central device in the notification mode when the human-machine interface is actuated. The central device lists the audio devices of the selected set in a list area in the order in which the notification message is received at the central device.

Abstract: A method for performing DRC on a HOA signal comprises transforming the HOA signal to the spatial domain, analyzing the transformed HOA signal, and obtaining, from results of said analyzing, gain factors that are usable for dynamic compression. The gain factors can be transmitted together with the HOA signal. When applying the DRC, the HOA signal is transformed to the spatial domain, the gain factors are extracted and multiplied with the transformed HOA signal in the spatial domain, wherein a gain compensated transformed HOA signal is obtained. The gain compensated transformed HOA signal is transformed back into the HOA domain, wherein a gain compensated HOA signal is obtained. The DRC may be applied in the QMF-filter bank domain.

Abstract: An apparatus configured to: obtain at least one spatial audio signal, the at least one spatial audio signal comprising at least one audio signal and at least one spatial parameter; determine at least one first audio signal based, at least partially, on the at least one spatial audio signal and the at least one of the user position or orientation; obtain at least one augmentation audio signal, wherein the at least one augmentation audio signal has a different audio format than an audio format of the at least one spatial audio signal, wherein the at least one augmentation audio signal provides a different type of media content; determine at least one second audio signal based, at least partially, on at least a part of the at least one augmentation audio signal; and mix the at least one first audio signal and the at least one second audio signal.

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: A system and method for enabling automated audio transitions in a multi-window video environment. This system and method provide for the autonomous selection of the audio associated with a particular one of the video windows based upon predetermined user preferences. The predetermined user preferences can be functions of the relative size and/or position of a particular video window, as well as the content, resolution, provider, or other characteristic associated with a particular video in a given window.

Abstract: A method of audio processing includes calculating an estimated echo residual power based on a long-term amount of echo cancellation as indicated by an estimated power gain profile, where the estimated power gain profile is based on a reference signal and an echo residual signal. Echo suppression of the echo residual may then be performed based on the estimated echo residual power.

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: An audio signal outputting method includes: in a case where a first audio signal is output through a first device, receiving a first input of a user that is used to trigger a terminal device to output a second audio signal; and in response to the first input, outputting the first audio signal through a second device, and outputting a second audio signal through a third device. The first audio signal and the second audio signal are audio signals generated by different applications in the terminal device. The first device is any one of the terminal device and the at least one audio device, and the second device and the third device are any two of the terminal device and the at least one audio device.

Abstract: Example apparatus disclosed herein compare one or more audio latency characteristics with one or more audio latency requirements in response to detection of an audio silence event, the audio latency characteristic(s) associated with at least one of a hardware layer or a device layer of an audio stack of a compute device, the audio latency requirement(s) associated with an application. Disclosed example apparatus also control a device layer of the audio stack to enter a device layer low power mode in response to a first determination that the audio latency requirement(s) is/are met by the audio latency characteristic(s). Disclosed example apparatus further control a hardware layer of the audio stack to enter a hardware layer low power mode in response to the first determination and a second determination that an operation condition for entry into the hardware layer low power mode is met.

Abstract: A signal processing method comprises comparing a first frequency domain representation of a sequence of power values for respective windows of source input samples of a source input signal with a second frequency domain representation of a sequence of power values for respective windows of target input samples of a target input signal so as to generate a frequency domain difference representation; inverse-frequency-transforming the frequency domain difference representation to generate a modification indication; and applying the modification indication to the source input samples to generate respective output samples of an output signal.

Abstract: This application provide an audio detection method performed by a computer device. The method includes: acquiring a target time point and a reference point of the target time point from target audio data; performing energy evaluation on the target time point according to an audio amplitude value of the target time point to obtain an energy evaluation value of the target time point; performing energy evaluation on the reference point according to an audio amplitude value of the reference point to obtain an energy evaluation value of the reference point; performing accuracy verification on the target time point according to the energy evaluation value of the target time point and the energy evaluation value of the reference point; and if the accuracy verification on the target time point succeeds, adding the target time point as a target stress point into a target stress point set.

Abstract: An electronic device comprising circuitry configured to analyze the results of a stereo or multi-channel source separation to determine one or more time-varying parameters, and to create spatially dynamic audio objects based on the one or more time-varying parameters.

Abstract: Provided are an information processing apparatus, an information processing method, and a video sound output system that execute an output process of an acoustic signal in synchronization with a video signal. The information processing apparatus includes a control section that detects a position of a sound source appearing in a video displayed on a screen of a display unit and that uses one or more vibrators to vibrate the display unit and thereby control output of sound such that a sound image of sound in synchronization with the video is localized at the position where the sound source appears on the screen displaying the video. In a case of displaying videos of two or more video sources on individual windows, the control section localizes a sound image of a sound source detected from the video of each video source at a position where the sound source appears in the corresponding window.

Abstract: A skip behavior analyzer is part of a media delivery system that allows for unbiased A/B testing of a plurality of versions of a song. The media delivery system stores a plurality of versions of a song and randomly selects, for each requesting device, a version of the song to associate with that device. Each time the device requests the song, thereafter, the media delivery system will provide the same version of the song for consistency. The media delivery system then gathers song play and skip information, calculates the differences in distribution of the skip behavior, and provides the skip information to allow a music composer to better determine which version of a song is more popular and why that is so.

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: A method for encoding an audio signal includes obtaining an ITD value of a current frame of an audio signal; obtaining a characteristic parameter of the current frame, wherein the characteristic parameter comprises at least one of a signal-to-noise ratio of the current frame or a peak feature of cross-correlation coefficients of the current frame; determining, based on the characteristic parameter, whether to use the initial ITD value as the finalized ITD value of the current frame; and encoding the current frame based on the finalized ITD value of the current frame, wherein if the initial ITD value is determined as not used as the finalized ITD value of the current frame, the finalized ITD value of the current frame is the same as a finalized ITD value of a previous frame of the current frame.

Abstract: A musician collaboration system includes a memory configured to store instructions and a processor configured to execute the instructions to: receive a request for providing a feature. The request including receiving a first content file associated with the feature; transmitting a message informing the request; one of transmitting an acceptance of the request and a denial of the request; and upon the acceptance of the request, receiving and transmitting a second content file including a version of the feature.

Abstract: A system processes an audio signal using spectrally orthogonal sound components. The system includes a circuitry that generates a mid component and a side component from a left channel and a right channel of the audio signal. The circuitry generates a hyper mid component including spectral energy of the side component removed from spectral energy of the mid component. The circuitry filters the hyper mid component, such as to provide spatial cue processing including panning or binaural processing, dynamic range processing, or other types of processing. The circuitry generates a left output channel and a right output channel using the filtered hyper mid component.

Abstract: Various implementations include a computational architecture for a personal active noise reduction (ANR) device. The device includes a communication interface that receives an audio stream, a driver, a microphone system and an ANR processing platform. The platform includes a first DSP configured to: receive the audio stream and signals from the microphone system, perform ANR on the audio stream according to a set of parameters in the first DSP, and output a processed audio stream. The platform includes a second DSP configured to: generate state data in response to an analysis of the source audio stream, signals from the microphone system, and the processed audio stream; and alter the operational parameters on the first DSP. The platform includes a general purpose processor configured to characterize a malfunction in response to instability or error condition events detected by the second DSP.

Abstract: The information processing device includes an acquisition unit, a determination unit, and a signal processing unit. The acquisition unit acquires one or a plurality of other sound elements. The determination unit determines importance levels of the sound elements acquired by the acquisition unit. The signal processing unit changes a sound source position of at least one of a sound element of a content being reproduced or another sound element according to the importance levels of the sound elements determined by the determination unit. Consequently, even in a case where the sound element of the reproduced content and the another sound element are simultaneously generated, sound interference between the sound element of the reproduced content and the another sound element can be suppressed.