Abstract: An audio mixer includes a reception portion and a controller. The reception portion receives a user's operation. The controller performs: display processing that displays a screen indicating a correspondence between a plurality of channels and a bus on a display; and setting processing that, when a specific operation is received through the reception portion and the channel is specified, associates the specified channel with a specific bus and outputs signals other than a signal of the associated channel from the specific bus.

Abstract: A mixing console is disclosed which enables temporary operation and display of channels of different layers with a simple operation. A digital mixing console includes a channel strip portion that has a plurality of channel strips having an operator which adjusts a parameter value for controlling an audio signal, and a layer setter that divides the channel strip portion into a plurality of blocks and sets layer data which define a channel to be operated and to be displayed for each of the blocks. When one or more processors detect an operation of FIX LAYER button which prohibits switching of the layer data to fix the layer data for each of the blocks, the one or more processors fix the layer data of the corresponding block.

Abstract: The present document relates to methods and apparatus for rendering input audio for playback in a playback environment. The input audio includes at least one audio object and associated metadata, and the associated metadata indicates at least a location of the audio object. A method for rendering input audio including divergence metadata for playback in a playback environment comprises creating two additional audio objects associated with the audio object such that respective locations of the two additional audio objects are evenly spaced from the location of the audio object, on opposite sides of the location of the audio object when seen from an intended listener's position in the playback environment, determining respective weight factors for application to the audio object and the two additional audio objects, and rendering the audio object and the two additional audio objects to one or more speaker feeds in accordance with the determined weight factors.

Abstract: A standalone DJ console includes onboard audio data, user interface, processing engine and mixing module that enable multiple virtual audio players operating under the control of the processor to be mixed by virtual mixing processes into two different audio signal streams routable to different outputs of the console to provide two different audio streams to two separate spaces. The user interface is designed with a virtual display and parallel sets of controls which enable virtual representations of audio waveforms to be scrolled relative to an axis of time above the respective set of controllers used to manipulate the audio signal stream.

Abstract: The positions of a plurality of speakers at a media consumption site are determined. Audio information in an object-based format is received. Gain adjustment value for a sound content portion in the object-based format may be determined based on the position of the sound content portion and the positions of the plurality of speakers. Audio information in a ring-based channel format is received. Gain adjustment value for each ring-based channel in a set of ring-based channels may be determined based on the ring to which the ring-based channel belongs and the positions of the speakers at a media consumption site.

Abstract: A media-content augmentation system includes a processing system that receives input data in the form of temporally-varying events data. The processing system resolves the input into one or more categorized contextual themes, correlates the themes with metadata associated with at least one reference media file, and then splices or fades together selected parts of the media file, thus generating as an output, a media product in which transitions between its contextual themes are aligned with selected temporal events in the input data. The temporarily-varying events take the form of a beginning and an end in the case of a sustained feature, or a specific point in time for a hit point. A method aligns sections in digital media files with temporally-varying events data to compose a media product. The system augments a sensory experience of a user by dynamically changing and then playing selected media files within the context of the categorized themes input to the processing system.

Abstract: A common source preamplifier for a MEMS capacitive sensor is disclosed. The preamplifier is a single-stage amplifier employing negative feedback. The preamplifier provides stable gain independent of temperature and at the same time provides effective buffering for a subsequent stage. Further, the preamplifier may be configured to provide different values of gain. Furthermore, the preamplifier has lower noise and consumes lesser area and lesser power than prior art.

Abstract: A method and system for dynamically watermarking media content based on transport-stream metadata, to facilitate action by a downstream entity. An intermediary in a media-distribution path could receive a transport stream carrying media content and carrying metadata that is not watermarked in the media content. The intermediary could then obtain from the transport stream the metadata that is not watermarked in the media content and could modify the media content at least by encoding into the media content a watermark that represents the obtained metadata. And the intermediary could then output at least the modified media content for transmission to a downstream entity. The downstream entity could thus obtain from the watermark in the media content the metadata and could use the metadata to facilitate carrying out one or more useful actions.

Abstract: Mixer devices for efficiently processing multitrack audio including: at least one audio input port for receiving local audio from an audio input device as at least one local audio input; a memory; a user interface, the user interface including at least one adjuster; and at least one control unit electrically coupled to said receiver, said transmitter; said at least one audio input port, said memory, and said user interface; the at least one control unit programmed to control local gain of the local audio and local mixing. In another aspect, the mixer devices also remotely control the gain of bodypack receivers capable of receiving local audio input in analog or digital form. A novel display is also incorporated to facilitate such control surrounding the adjustor capable of performing the control.

Abstract: Some methods involve receiving an input audio signal that includes N input audio channels, the input audio signal representing a first soundfield format having a first soundfield format resolution, N being an integer ?2. A first decorrelation process may be applied to two or more of the input audio channels to produce a first set of decorrelated channels, the first decorrelation process maintaining an inter-channel correlation of the set of input audio channels. A first modulation process may be applied to the first set of decorrelated channels to produce a first set of decorrelated and modulated output channels. The first set of decorrelated and modulated output channels may be combined with two or more undecorrelated output channels to produce an output audio signal that includes O output audio channels representing a second and relatively higher-resolution soundfield format than the first soundfield format, O being an integer ?3.

Abstract: Disclosed are a user terminal apparatus and a control method therefor. According to the present invention, a user terminal apparatus comprises: a communication unit for performing data communication with a plurality of other user terminal devices which are set as a group; a controller for determining an output order of voice messages corresponding to user voices according to a predetermined condition, when the user voices are received from a plurality of other user terminal apparatus; and an output unit for outputting voice messages in a determined output order. Accordingly, the user terminal apparatus can provide a service that enables easy group community with a plurality of other user apparatus.

Abstract: An audio signal processing graph is automatically recomposed to optimize its properties by reassigning and instantiating its nodes on available locales such that the number of inter-locale connections is minimized and latency between inputs, such a performer's live input, and outputs, such as a monitored recording mix, is minimized. The recomposition exploits associative, commutative, and decomposition properties of certain node types, including mixer nodes. A graph recomposition may decompose a mixer node into a first stage instantiated by a software plug-in hosted by a computer running a digital audio workstation in a first locale, and a second stage assigned to an audio processing device in a second locale. Automatic signal graph recomposition occurs when the system is initialized, the graph is reconfigured, a new desired behavior of the graph is specified, or the available network resources are changed.

Abstract: Systems and methods for noise cancelation in a listening area include functionality that activates a microphone of the remote control device of a home entertainment system or a microphone of another mobile device to collect a baseline white noise profile of a user's media content listening area, such as the user's family room, living room or other TV viewing space. This baseline white noise profile may be used by the user's set-top box (STB) or other receiving device to generate the corresponding noise canceling audio signal to create a noise-canceling effect and a more immersive and enjoyable listening experience for the user. A plurality of audio data samples from which to select, each representing a different baseline profile of ambient white noise associated with the media content listening area, may be generated and used for different devices that generate white noise.

Abstract: A method and system for adding overtly human-perceptible supplemental audio content into a media stream to help mask audio effects of an audio watermark in the media stream. A method involves receiving a media stream that defines a sequence of audio content presentable by a content presentation device, modifying the media stream to produce a modified media stream that defines the sequence of audio content, and outputting the modified media stream for presentation by the content presentation device. The modified media stream includes an audio watermark that is machine-detectable to trigger an interactive event. Further, the act of modifying the media stream involves adding into the media stream supplemental audio content coincident with the audio watermark, to help mask the audio watermark in the modified media stream during presentation of the modified media stream by the content presentation device.

Abstract: A system and method for differentially locating and modifying audio sources that includes receiving multiple audio inputs from a set of distinct locations; determining a multi-dimensional audio map from the audio inputs; acquiring a set of positional audio control inputs applied to the audio map, each audio control input comprising a location and audio processing property; and generating an audio output according to the audio control inputs and the audio inputs. The audio control inputs capable of configuration through manual, automatic, computer vision analysis, and other configuration modes.

Abstract: A plurality of channels each perform signal processing on a respective input signal. An operating device includes a plurality of channel strips, and each of the channel strips is associated with one of the plurality of channels and includes a multi-functional operator to which a desired parameter is assignable. A display control device performs control for displaying on a display screen a plurality of types of parameters related to the signal processing of one of the plurality of channels; and an assignment control device that, in response to any one type of parameter being selected from among the parameters displayed on the display screen, assigns the selected type of parameter to each of the multi-functional operators of the channel strips.

Abstract: This document relates to separation of audio signals into speaker-specific signals. One example obtains features reflecting mixed speech signals captured by multiple microphones. The features can be input a neural network and masks can be obtained from the neural network. The masks can be applied one or more of the mixed speech signals captured by one or more of the microphones to obtain two or more separate speaker-specific speech signals, which can then be output.

Abstract: A method for creating an output soundfield signal from an input soundfield signal, the method including the steps of: (a) forming at least one delayed signals from the input soundfield signal, (b) for each of the delayed signals, creating an acoustically transformed delayed signal, by an acoustic transformation process, and (c) combining together the acoustically transformed delayed signals and the input soundfield signal to produce the output soundfield signal.

Abstract: Systems and methods for receiving audio data; identifying one or more graphical interface elements that correspond to the audio data; generating a display of the identified one or more graphical interface elements, wherein a first portion of the one or more graphical interface elements is persistently displayed, and wherein a second portion of the one or more graphical interface elements is temporarily displayed for a predetermined period of time together with the first portion of the one or more graphical interface elements; and at expiry of the predetermined period of time, ceasing display of the second portion while maintaining display of the first portion.

Abstract: A method and apparatus is provided that controls other electronic devices through one electronic device in a communication system. The electronic device for executing control commands includes a communication unit configured to communicate with at least one of other electronic devices, a memory configured to store identification information about other electronic devices to execute a group control command, and a controller configured to execute, when receiving the control command, the received control command, determine whether the received control command is a group control command that other electronic devices need to execute in the same way as the electronic device, read, when the received control command is a group control command, identification information about at least one of other electronic devices as group control objects from the memory, and transmit the identification information to other electronic devices.

Abstract: According to one embodiment, an I/O expansion device configured to communicate with a master circuit and an electrical component includes a port circuit configured to transmit an output signal to the electrical component based on a first input signal from the master circuit, a memory that stores first setting data set by the first input signal from the master circuit, a comparison circuit configured to compare second setting data set by a second input signal from the master circuit with the first setting data stored in the memory and transmit an abnormality signal to the master circuit when the second setting data is not identical with the first setting data.

Abstract: A signal processing device includes: a basis storage that stores an acoustic event basis group; a model storage that stores an identification model, as a feature amount, a combination of activation levels of spectral; an identification signal analysis unit that, upon input of a spectrogram of an acoustic signal for identification, performs sound source separation on the spectrogram by using a spectral basis set that is obtained by appending spectral bases corresponding to an unknown acoustic event that is an acoustic event other than the acoustic event specified as a detection target to the acoustic event basis group and causing only unknown spectral bases within the spectral basis set to be learned, and thereby calculating activation levels of spectral bases of the acoustic events in the spectrogram of the acoustic signal for identification; and a signal identify unit that identifies an acoustic event included in the acoustic signal for identification.

Abstract: An audio system presents spatialized audio content to a user that is individually calibrated for the user. The audio system presents sounds to the user, which reflects off the user's ear. An array of acoustic sensors of the audio system generate audio data from the presented sound. The audio system processes the audio data, using beamformers that each point to a respective portion of the ear, to generate beamformed signals. The audio system determines transfer functions that define transformations of the sound caused by reflections off the user's ear, using the beamformed signals. The audio system generates spatialized audio content for the ear based on the transfer functions.

Abstract: A method, apparatus and computer program product are provided to facilitate user interaction with, such as modification of, respective audio objects. An example method may include causing a multimedia file to be presented that includes at least two images. The images are configured to provide animation associated with respective audio objects and representative of a direction of the respective audio objects. The method may also include receiving user input in relation to an animation associated with an audio object or the direction of the audio object represented by an animation. The method may further include causing replay of the audio object for which the user input was received to be modified.

Abstract: Apparatus including a processor configured to: receive an audio signal from a close microphone, wherein the audio signal is input in a spatial audio mixing, and the close microphone is associated with a first sound source; receive a beam-formed audio signal from a microphone array, wherein the beam-formed audio signal is a result of forming a beam of the microphone array directed from the microphone array towards the close microphone so as to enhance the audio signal; determine a time duration where no further sound source is active within the sound scene the first sound source; and determine a time difference, during the time duration, between the audio signal and the beam-formed audio signal to enable alignment of the audio signal and the beam-formed audio signal.

Abstract: An audio processor for processing an audio signal includes a target phase measure determiner for determining a target phase measure for the audio signal in a time frame, a phase error calculator for calculating a phase error using a phase of the audio signal in the time frame and the target phase measure, and a phase corrector configured for correcting the phase of the audio signal in the time frame using the phase error.

Abstract: A display method of a scenario emoticon using an instant message service is provided. The display method includes displaying a scenario emoticon selection region showing at least one thumbnail image of at least one scenario emoticon; receiving an input of a selection upon one from the at least one thumbnail image; and displaying, in response to the selection, a scenario emoticon on a display region within a chat window where an instant message is output. When the play file is played, the at least one object is displayed according to a preset scenario, if a user interaction upon the object is input while the play file is played, a status of the object is changed in response to the user interaction.

Abstract: Provided are a system and method of mixing a second audio stream with a first audio stream in an audio output device. The system is configured to execute the method, comprising buffering and outputting the first audio stream via the audio output device as unmodified output, determining at least one insertion spot within the first audio stream, modifying the first audio stream at an insertion spot to avoid content loss, outputting the second audio stream at the insertion spot, and resuming unmodified output of the first audio stream at or near a completion of the second audio stream. Modifying the first audio stream can include pausing and/or warping the first audio stream at the insertion spot. The audio output device can be a vehicle head unit or a wireless device, such as a mobile phone.

Abstract: An audio signal processing device for processing an audio signal may include a receiving unit configured to receive an audio file including the audio signal, a processor configured to simultaneously render a first audio signal component included in a first track of the audio file and a second audio signal component included in a second track of the audio file, and an output unit configured to output the rendered first audio signal component and the rendered second audio signal component.

Abstract: An apparatus comprising: an image element determiner configured to determine at least one visual image element; a spatial audio analyser configured to determine, using at least two audio signals, at least one audio source with a location associated with the at least one visual image element; a user interface controller configured to provide at least one control input associated with the at least one visual element, and an audio processor configured to process the at least one audio source to change at least one audio characteristic of the at least one audio source based on the at least one control input.

Abstract: An electronic device having a display section, comprising: a processor, wherein the processor executes the processing of: displaying a module image corresponding to a module used for sound processing and a sound information image corresponding to sound information relating to generation of a sound which can be set in the module on the display section; receiving an operation on at least one of the sound information image displayed on the display section and the module image displayed on the display section; and controlling the sound processing performed by setting the sound information corresponding to the sound information image to the module according to the operation.

Abstract: A vehicle alert method includes, among other things, in response to an alert event, altering at least one characteristic of power delivered within an electrified vehicle powertrain to provide an alert. A vehicle alert assembly includes, among other things, a power characteristic control system that, in response to an alert event, alters at least one characteristic of power delivered within an electrified vehicle powertrain to provide alert.

Abstract: A method comprising: causing rendering of a first sound scene comprising multiple first sound objects; in response to direct or indirect user specification of a change in sound scene from the first sound scene to a mixed sound scene based in part on the first sound scene and in part on a second sound scene, causing selection of one or more second sound objects of the second sound scene comprising multiple second sound objects; causing selection of one or more first sound objects in the first sound scene; and causing rendering of a mixed sound scene by rendering the first sound scene while de-emphasising the selected one or more first sound objects and emphasising the selected one or more second sound objects.

Abstract: A system and method for differentially locating and modifying audio sources that includes receiving multiple audio inputs from a set of distinct locations; determining a multi-dimensional audio map from the audio inputs; acquiring a set of positional audio control inputs applied to the audio map, each audio control input comprising a location and audio processing property; and generating an audio output according to the audio control inputs and the audio inputs. The audio control inputs capable of configuration through manual, automatic, computer vision analysis, and other configuration modes.

Abstract: An apparatus comprising: an input configured to receive at least one audio signal input from at least one microphone; at least one microphone configuration determiner configured to provide for the at least one microphone a location on the apparatus; at least one sensor configured to provide at least one orientation of the apparatus; a recording mode determiner configured to determine at least one recording mode for the apparatus based on the location of the at least one microphone and the at least one orientation of the apparatus; a recording mode controller configured to determine at least one recording parameter for the at least one audio signal input from the at least one microphone based on the at feast one recording mode; and a digital signal processor configured to apply the at least one recording parameter to the at least one audio signal input.

Abstract: A library stores a plurality of presets, each of the preset being a parameter set including a plurality of parameters defining operation of a channel. When an operation to open the library is performed in a setting screen of a processing block of a selected channel, a library screen of the certain processing block is opened. A list of the plurality of presets and a block recall button are displayed on the library screen. When a user selects one preset from the list and operates the block recall button, only a parameter sub-set of the certain processing block is recalled from among the selected preset.

Abstract: Examples described herein involve determining an audio processing algorithm for a playback device to apply when playing audio content in a playback zone. Determining the audio processing algorithm may involve causing the playback device to play a first audio signal in the playback zone, receiving data indicating a second audio signal detected by a microphone of the playback device. Based on the second audio signal and a characteristic of the playback device, an audio processing algorithm may be determined. The audio processing algorithm may be calculated, or identified in a database based on an acoustic characteristic of the playback zone. The acoustic characteristic of the playback zone may be determined based on the second audio signal and the characteristic of the playback device. The audio processing algorithm may then be applied by the playback device.

Abstract: The present disclosure relates to a decoding apparatus, a decoding method, and a program that can switch, as quickly as possible, a plurality of audio encoded bit streams with synchronized reproduction timing to thereby decode and output the plurality of audio encoded bit streams. An aspect of the present disclosure provides a decoding apparatus including: an acquisition unit that acquires a plurality of audio encoded bit streams; a selection unit that determines a boundary position for switching output of the plurality of audio encoded bit streams and that selectively supplies one of the plurality of acquired audio encoded bit streams to a decoding processing unit according to the boundary position; and the decoding processing unit that applies a decoding process including IMDCT processing to the one input through the selection unit, in which the decoding processing unit skips overlap-and-add in the IMDCT processing corresponding to each frame before and after the boundary position.

Abstract: Embodiments are described for a method of rendering audio for playback through headphones comprising receiving digital audio content, receiving binaural rendering metadata generated by an authoring tool processing the received digital audio content, receiving playback metadata generated by a playback device, and combining the binaural rendering metadata and playback metadata to optimize playback of the digital audio content through the headphones.

Abstract: A device for audio leveling and sound enhancement to overcome the lower sounding level than an audio video transmission. The device is interposed at source, such an HDMI cable and a device that can reproduce the enhanced sound such as a television, computer monitor and the like. If the device includes an audio leveler and a pc board or chip having the requisite circuitry and/or software for enhancing the sound and which is in electrical communication with the audio leveler. The housing includes an input port for receiving the initial audio signal and an output port which connects to a audio reproducing device after the inputted signal has been processed.

Abstract: Audio signals are processed by a real-time digital-signal-processing system. A digital-audio-interface is arranged to be connected to a packet-based-network. A control-processor arranged presents a graphical-interface to a user and an audio-source is connected to the packet-based-network. The control-processor receives an instruction to connect the external-audio-source to the digital-signal-processing system via the packet-based-network. In response to receiving the instruction, the control-processor establishes a first-connection-node between the audio-source and the packet-based-network; creates a second-connection-node between the packet-based-network and the digital-audio-interface; and configures a third-connection-node between the digital-audio-interface and the digital-signal-processing system.

Abstract: The present invention concerns a method and apparatus for the modulation of an acoustic field for providing tactile sensations. A method of creating haptic feedback using ultrasound is provided. The method comprises the steps of generating a plurality of ultrasound waves with a common focal point using a phased array of ultrasound transducers, the common focal point being a haptic feedback point, and modulating the generation of the ultrasound waves using a waveform selected to produce little or no audible sound at the haptic feedback point.

Abstract: A method and apparatus is provided that controls other electronic devices through one electronic device in a communication system. The electronic device for executing control commands includes a communication unit configured to communicate with at least one of other electronic devices, a memory configured to store identification information about other electronic devices to execute a group control command, and a controller configured to execute, when receiving the control command, the received control command, determine whether the received control command is a group control command that other electronic devices need to execute in the same way as the electronic device, read, when the received control command is a group control command, identification information about at least one of other electronic devices as group control objects from the memory, and transmit the identification information to other electronic devices.

Abstract: An audio signal processing device, including: input ports; channels; a first input patch to patch one of the input ports to one of the channels; a second input patch to patch one of the input ports to one of the input channels, wherein whether switching is enabled or disabled is set for each channel; and a mode selector to select a first mode or a second mode, wherein, in the first mode, the one input channel receives audio signals of the one input port patched in the first input patch, and wherein, in the second mode, the one channel set to be enabled receives audio signals of the one input port patched in the second input patch while the one channel set to be disabled receives audio signals of the one input port patched in the first input patch.

Abstract: Sound equipment includes an operation element, a memory, a processor, a controller, and a display. The operation element receives a set value. The memory stores the set value. The processor performs processing by the set value of the memory. The controller executes a normal state in which the set value of the memory is updated by the set value of the operation element, and a locked state in which the set value of the memory is fixed regardless of the set value of the operation element, and, by either a first method when the set values are equal or a second method by updating the set value of the memory with the set value of the operation element, releases the locked state and shifts the locked state to the normal state. The display displays a selection screen that receives a selection of the first method or the second method.

Abstract: A system and method for differentially locating and modifying audio sources that includes receiving multiple audio inputs from a set of distinct locations; determining a multi-dimensional audio map from the audio inputs; acquiring a set of positional audio control inputs applied to the audio map, each audio control input comprising a location and audio processing property; and generating an audio output according to the audio control inputs and the audio inputs. The audio control inputs capable of configuration through manual, automatic, computer vision analysis, and other configuration modes.

Abstract: A management device has a plurality of tracks (MTR) corresponding to a plurality of terminal devices, commands the terminal devices to start/stop recording in response to recording start/stop instructions (recording command circuitry), and creates, in each of the tracks, a provisional segment identifying a recording time corresponding to the instructions (provisional segment creation circuitry). Each of the terminal devices records sound data in response to the recording start/stop instructions (recording circuitry) and transfers the recorded sound data to the management device (transfer circuitry). The management device 10 acquires the sound data from the individual terminal devices (acquisition circuitry), and then the management device records the acquired sound data in association with the provisional segments of the corresponding tracks and thereby converts the provisional segments into actual segments (conversion circuitry).

Abstract: A method of selectively modifying an initial audio output of a device that has at least two speakers is provided. The method comprises detecting a volume level of the initial audio output; comparing the volume level to a threshold; based on the comparison, controlling reproduction of the initial audio output by a selective execution of: (i) responsive to the volume level being inferior to the threshold, transmitting an identical audio signal to each one of the speakers for reproducing a modified audio output being of a mono audio output type; and (ii) responsive to the volume level being superior to the threshold, transmitting respective audio signals to the speakers for reproducing the modified audio output, the respective audio signals being different from one another and where the modified audio output is of a stereo audio output type.

Abstract: A vehicle includes one or more microphones that are each configured to selectively provide sound signals from one or more seating positions in the vehicle. A controller is programmed to receive an input indicative of a request to enter a group conversation mode upon initiation of a call, and, responsive to receiving the input, enable the microphones to selectively provide sound signals from all of the seating positions.

Abstract: An audio-mixing processing method, an audio-mixing processing apparatus, a device, and a storage medium are provided. The method includes: extracting a signal sm(n) of a frame in a signal of a first channel and a signal vm(n) of a frame in a signal of a second channel, where the signal vm(n) corresponds to the signal sm(n), the signal of the second channel is required to be mixed with the signal of the first channel, and n represents the number of sample points; weighting the signal sm(n) and the signal vm (n), and adding the weighted signal sm(n) and the weighted signal vm(n) to acquire a mixed signal ym(n); and calculating a variable attenuation factor based on a maximum value ymax of a sequence of the mixed signal ym(n), and attenuating the mixed signal ym(n) by using the variable attenuation factor to generate an output signal Zm(n).