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Audio Signals patents



      

This page is updated frequently with new Audio Signals-related patent applications.




Date/App# patent app List of recent Audio Signals-related patents
06/23/16
20160183027 
 Method for processing of sound signals patent thumbnailMethod for processing of sound signals
A method for processing audio signals for creating a three dimensional sound environment comprises: receiving at least one input signal from at least one sound source; creating a simulated signal at least partly based on the received at least one input signal, the simulated signal representing a simulation of at least one input signal reflecting from the ground or a floor; and creating an output signal at least partly on the basis of the simulated signal and the at least one received input signal, the output signal comprising a plurality of audio channels; at least two channels of the audio channels of the output signal representing signals for sound transducers above a listener's ear level at a nominal listening position, and at least two channels of the audio channels of the output signal representing signals for sound transducers below a listener's ear level at a nominal listening position.. .

06/23/16
20160183024 
 Method and  providing virtual audio reproduction patent thumbnailMethod and providing virtual audio reproduction
A method, apparatus and computer program product are provided to permit audio signals to provide additional information to a user regarding the distance to the source of the audio signals, thereby increasing a user's situational awareness. In the context of a method, a distance and a direction from a user to an object are determined.

06/23/16
20160182964 
 System and  listening to teams in a race event patent thumbnailSystem and listening to teams in a race event
A computer-implemented method and system allows a remote computer user to listen to teams in a race event. The method includes receiving audio signals from a plurality of audio sources at the race event; transmitting at least some of the audio signals to a remote computer; and filtering the audio signals as a function of the source of at least some of the audio signals so that at least some of the audio signals are not played by the remote computer and heard by the user..

06/23/16
20160182865 
 Electronic handheld audio/video receiver and listening/viewing device patent thumbnailElectronic handheld audio/video receiver and listening/viewing device
A handheld device in an audio and video system including a system for receiving and processing video and/or audio signals, a system for displaying a virtual image to a user, and a system for producing sounds audible to a user. The handheld device also incorporates a shroud to block ambient light when the handheld unit is engaged with the user's face.

06/23/16
20160182799 
 Audio processing based upon camera selection patent thumbnailAudio processing based upon camera selection
A method including generating respective audio signals from microphones of an apparatus; determining which camera(s) of a plurality of cameras of the apparatus has been selected for use; and based upon the determined camera(s) selected for use, selecting an audio processing mode for at least one of the respective audio signals to be processed, where the audio processing mode at least partially automatically adjusts the at least one respective audio signals based upon the determined camera(s) selected for use.. .

06/23/16
20160180865 
 Video-based sound source separation patent thumbnailVideo-based sound source separation
A sound source separation method comprising the steps of determining at least one location of at least one sound source based on video data, determining initial estimates of at least two parameters characterizing an audio signal emitted by said sound source, said initial estimates being determined based on said at least one location, performing an expectation-maximization method for determining final estimates of said parameters, and separating the audio signal from a combination of audio signals based on said final estimates of said parameters.. .

06/23/16
20160180859 
 Audio signal processing circuit patent thumbnailAudio signal processing circuit
An audio signal processing circuit includes a first obtaining unit, a regulation unit, a second obtaining unit, and a synthesis unit. The first obtaining unit obtains high-frequency audio signals from original audio signals.

06/23/16
20160180838 
 User specified keyword spotting using long short term memory neural network feature extractor patent thumbnailUser specified keyword spotting using long short term memory neural network feature extractor
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for recognizing keywords using a long short term memory neural network. One of the methods includes receiving, by a device for each of multiple variable length enrollment audio signals, a respective plurality of enrollment feature vectors that represent features of the respective variable length enrollment audio signal, processing each of the plurality of enrollment feature vectors using a long short term memory (lstm) neural network to generate a respective enrollment lstm output vector for each enrollment feature vector, and generating, for the respective variable length enrollment audio signal, a template fixed length representation for use in determining whether another audio signal encodes another spoken utterance of the enrollment phrase by combining at most a quantity k of the enrollment lstm output vectors for the enrollment audio signal..

06/23/16
20160175590 
 Connectorized cochlear implant systems patent thumbnailConnectorized cochlear implant systems
An exemplary system includes 1) a cochlear implant module configured to be implanted within a patient and including cochlear implant circuitry configured to apply electrical stimulation representative of one or more audio signals to the patient, 2) a first connector assembly coupled to the cochlear implant module and configured to be implanted within the patient, the first connector assembly including a first induction coil, 3) an implantable module configured to be implanted within the patient, and 4) a second connector assembly coupled to the implantable module and configured to be implanted within the patient, the second connector assembly including a second induction coil. The first connector assembly may be configured to be removably connected to the second connector assembly in order to facilitate inductive transfer of power between the first induction coil and the second induction coil.

06/16/16
20160174008 
 Method for rendering multi-channel audio signals for l1 channels to a different number l2 of loudspeaker channels and  rendering multi-channel audio signals for l1 channels to a different number l2 of loudspeaker channels patent thumbnailMethod for rendering multi-channel audio signals for l1 channels to a different number l2 of loudspeaker channels and rendering multi-channel audio signals for l1 channels to a different number l2 of loudspeaker channels
Multi-channel audio content is mixed for a particular loudspeaker setup. However, a consumer's audio setup is very likely to use a different placement of speakers.
Thomson Licensing


06/16/16
20160173980 

Solid state relay circuit arrangement for audio signals and switching system


A solid state relay circuit arrangement for audio signals is described, of the type comprising a first mosfet and a second mosfet in a back-to-back configuration, adapted to receive an input signal on the source electrode of the first mosfet and to take the output signal on the source electrode of the second mosfet, with a driving voltage being applied to the gate electrodes of said first mosfet and second mosfet, apt to change, on the basis of its value, the operational state of said first mosfet and second mosfet, according to the invention, each of said first mosfet and second mosfet includes a respective bypass capacitor arranged between its source electrode and its gate electrode, having such a capacitance value to determine a bypass path for the input signal from the source electrode to the gate electrode in the operating frequency range of said input signal.. .
Magneti Marelli S.p.a.


06/16/16
20160173978 

Audio signal processing method and apparatus and differential beamforming method and apparatus


An audio signal processing method and apparatus and a differential beamforming method and apparatus to resolve a problem that an existing audio signal processing system cannot process audio signals in multiple application scenarios at the same time. The method includes determining a super-directional differential beamforming weighting coefficient, acquiring an audio input signal and determining a current application scenario and an audio output signal, acquiring, a weighting coefficient corresponding to the current application scenario, performing super-directional differential beamforming processing on the audio input signal using the acquired weighting coefficient in order to obtain a super-directional differential beamforming signal in the current application scenario, and performing processing on the formed signal to obtain a final audio signal required by the current application scenario.
Huawei Technologies Co., Ltd.


06/16/16
20160172079 

Use of a cable for the transmission of audio signals


According to the invention, a cable (10) is used to transmit audio signals, in particular analogue audio signals. Said cable comprises at least two conductors (12.1, 12.2, 12.3, 12.4), a first connection piece on a first end of the cable (10) for connecting the cable (10) to a first device and a second connection piece on a second end of the cable (10) for connecting the cable (10) to a second device.

06/16/16
20160171966 

Active noise cancelling device and actively cancelling acoustic noise


An active noise cancelling device including a sensor configured to convert acoustic signals into first audio signals and a speaker acoustically coupled to the sensor a control stage is configured to control the speaker based on the first audio signals to cause the speaker to produce cancelling acoustic waves that tend to suppress acoustic noise components in the acoustic signals. The control stage includes sigma-delta modulator digital filters..
Stmicroelectronics (shenzhen) R&d Co. Ltd


06/16/16
20160170707 

Method and controlling audio output


A method, apparatus and computer program product are provided to enhance the experience of a user of a computing device, such as a computing device having a plurality of speakers. In the context of a method, content is caused to be presented upon the display.
Nokia Technologies Oy


06/09/16
20160165373 

Wireless audio transmission system, in particular wireless microphone system


A wireless audio transmission system which has at least one wireless transmitter for the wireless transmission of a detected audio signal as a first audio signal by way of a first wireless transmission path. The wireless audio transmission system further has at least one in-ear monitor unit for directly receiving the first audio signal and for receiving a second audio signal.
Sennheiser Electronic Gmbh & Co. Kg


06/09/16
20160165357 

Dual-element mems microphone for mechanical vibration noise cancellation


Disclosed are systems, devices, and methods for minimizing mechanical-vibration-induced noise in audio signals. In one aspect, a microphone is disclosed that includes a first backplate, a first diaphragm, a second backplate, and a second diaphragm.
Google Inc.


06/09/16
20160165343 

Wireless connection and control wireless sound box and system thereof


A wireless connection and control method for wireless sound box and system thereof, comprising a control application installed in a mobile electronic device and a wireless sound box, such that, when a user starts the control application of the mobile electronic device, it is possible to input control instructions via an operation interface. Following this, the control application converts the transmission packet data represented by the control instruction into audio signals hardly interfered by human voice and perceptible by human ears in order to constitute an encrypted audio.
Jazz Hipster Corporation


06/09/16
20160163329 

Method and managing audio signals


A method comprising: detect a first acoustic signal by using a microphone array; detecting a first angle associated with a first incident direction of the first acoustic signal; and storing, in a memory, a representation of the first acoustic signal and a representation of the first angle.. .
Samsung Electronics Co., Ltd.


06/09/16
20160163326 

Pitch filter for audio signals


In some embodiments, a pitch filter for filtering a preliminary audio signal generated from an audio bitstream is disclosed. The pitch filter has an operating mode selected from one of either: (i) an active mode where the preliminary audio signal is filtered using filtering information to obtain a filtered audio signal, and (ii) an inactive mode where the pitch filter is disabled.
Dolby International Ab


06/02/16
20160155455 

A shared audio scene apparatus


An apparatus comprising: an input configured to select at least two audio signals; a classifier configured to segment the at least two audio signals based on at least two defined class definitions; a class segment analyser configured to determine a difference measure between at least a pair of common class segments from the at least two audio signals using a class based analyser; and a difference analyser configured to determine the at least two audio signal common class segments are within a common event space based on the difference measure.. .
Nokia Technologies Oy


06/02/16
20160155452 

Method for siren detection based on audio samples


The present disclosure provides methods and apparatuses that enable an apparatus to identify sounds from short samples of audio. The apparatus may capture an audio sample and create several audio signals of different lengths, each containing audio from the captured audio sample.
Google Inc.


06/02/16
20160155448 

Enhanced sound field coding using parametric component generation


The present document relates to multichannel audio coding and more precisely to techniques for discrete multichannel audio encoding and decoding. In particular, the present document relates to systems and method for coding soundfields.
Dolby International Ab


06/02/16
20160155447 

Bitstream syntax for spatial voice coding


An encoding system (100) encodes a first (e1) and further (e2, e3) audio signals as a layered bitstream (b), wherein a quantizer for each frequency band of each signal is selected using a rate allocation rule based on signal-specific rate allocation data, a spectral envelope of the signal and a reference level (enve1max), which is determined based on the spectral envelope of the first signal and is not necessarily included in the bitstream. Further disclosed is a decoding system for reconstructing the audio signals based on the bitstream.
Dolby International Ab


06/02/16
20160154623 

Interactive sound reproducing


An audio system attachable to a computer includes a sound reproduction device for producing audible sound from audio signals. The sound reproduction device includes a radio tuner and a powered speaker.
Bose Corporation


05/26/16
20160150575 

Point-to-point ad hoc voice communication


A wireless communication device establishes voice communication between a supported user and a selected remote device supporting another user via a point-to-point wireless ad hoc network link. The device selects a particular remote device, establishes an ad hoc network link with the selected remote device, and communicates voice communication signals with the selected remote device.
Apple Inc.


05/26/16
20160150347 

Bass management for audio rendering


Improved methods and devices for processing low-frequency audio data are provided. A bass extraction process may involve applying low-pass filters to received audio object signals, to produce extracted low-frequency audio signals.
Dolby Laboratories Licensing Corporation


05/26/16
20160150318 

Mechanically actuated panel acoustic system


An electronic device whose enclosure or housing panel is used as part of an acoustic system is described. The panel is divided into several sub-panels.
Apple Inc.


05/26/16
20160150129 

Audio/video synchronization using a device with camera and microphone


Methods, systems, and apparatuses are described for performing a calibration process for synchronizing audio signals with video signals. The calibration process may be performed between one or more devices of an entertainment system and a handheld device.
Branch Media Labs, Inc.


05/26/16
20160149607 

Protection case for mobile communication device


A protection case for a mobile communication device includes a main body for receiving the mobile communication device, a main circuit board with an amplifier installed thereon, and a vibrator electrically connected to the amplifier. The amplifier comprises audio signal input terminals for receiving audio signals from the mobile communication device, and audio signal output terminals for outputting the audio signals which are amplified by the amplifier to the vibrator; the vibrator is driven to vibrate in accordance with the audio signals output by the amplifier..
Aac Technologies Pte. Ltd.


05/26/16
20160148622 

Audio signal coding method and apparatus


The present invention relates to an audio signal coding method and apparatus. The method includes: categorizing audio signals into high-frequency audio signals and low-frequency audio signals; coding the low-frequency audio signals by using a corresponding low-frequency coding manner according to characteristics of low-frequency audio signals; and selecting a bandwidth extension mode to code the high-frequency audio signals according to the low-frequency coding manner and/or characteristics of the audio signals..
Huawei Technologies Co.,ltd.


05/26/16
20160148618 

Packet loss concealment apparatus and method, and audio processing system


The present application relates to packet loss concealment apparatus and method, and audio processing system. According to an embodiment, the packet loss concealment apparatus is provided for concealing packet losses in a stream of audio packets, each audio packet comprising at least one audio frame in transmission format comprising at least one monaural component and at least one spatial component.
Dolby International Ab


05/19/16
20160142852 

Sound system for establishing a sound zone


A system and method for acoustically reproducing q electrical audio signals and establishing n sound zones is provided. Reception sound signals occur that provide an individual pattern of the reproduced and transmitted q electrical audio signals.
Harman Becker Automotive Systems Gmbh


05/19/16
20160142850 

Apparatus and efficient object metadata coding


An apparatus for generating one or more audio channels is provided. The apparatus includes a metadata decoder for receiving one or more compressed metadata signals.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.


05/19/16
20160142845 

Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal


A multi-channel audio decoder for providing at least two output audio signals on the basis of an encoded representation is configured to perform a weighted combination of a downmix signal, a decorrelated signal and a residual signal, to obtain one of the output audio signals. The multi-channel audio decoder is configured to determine a weight describing a contribution of the decorrelated signal in the weighted combination in dependence on the residual signal.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.


05/19/16
20160142842 

Audio signal processing device


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.. .
Yamaha Corporation


05/19/16
20160142810 

Remote ground sensing for reduced crosstalk of headset and microphone audio signals


Apparatus and methods for reducing crosstalk in personal audio equipment are provided. In an example, a method to reduce headset audio crosstalk can include applying a first signal to a first speaker channel of a headset, coupling a second speaker channel to a first input of a comparator of a crosstalk compensation circuit using a first switch of the crosstalk compensation circuit, the switch and detect circuit including the crosstalk compensation circuit, coupling a first resistor divider to a second input of the comparator using a second switch of the crosstalk compensation circuit, and adjusting a resistance setting of the first resistor divider from an initial setting using an output of the comparator..
Fairchild Semiconductor Corporation


05/19/16
20160142801 

Flexible electroacoustic apparatus and wearable electronic product capable of processing audio signals using the same


The present invention provides a flexible electroacoustic apparatus. The flexible electroacoustic apparatus includes one or more flexible electroacoustic units.
Aptos Technology Inc.


05/19/16
20160142538 

Method for compensating for hearing loss in a telephone system and in a mobile telephone apparatus


The method makes it possible to extend functional possibilities, and to increase sound quality and the intelligibility of speech in mobile telephone apparatuses and communication systems for hearing-impaired subscribers. The personalized audio signals for hearing-impaired users are generated on the basis of attributes thereof received from audiograms—frequency characteristics of the hearing of the hearing-impaired user stored in a database on the server of the communications network and linked to the telephone numbers of hearing-impaired users.
Mecatherm


05/19/16
20160142165 

Mixing console


A mixing console includes: a plurality of operating regions provided by dividing an operation panel of the mixing console into a plurality of regions, wherein a plurality of channels are allocated to each of the plurality of operating regions. Each of the operating regions includes each of channel selectors, respectively.
Yamaha Corporation


05/19/16
20160140947 

Apparatus, method, and computer program for adjustable noise cancellation


From inputs received at one or more processors, a background audio signal representing background sound is separated from a primary audio signal. The primary audio signal is output with the background audio signal or an altered version thereof according to a user selection between noise cancellation and ambient sound reproduction.
Nokia Technologies Oy


05/19/16
20160136425 

System and neural hearing stimulation


A system for stimulation of a patient's ipsilateral cochlea, having at least two spaced apart patient-worn microphones for providing first and second audio signals from ambient sound; a sound processor for generating an ipsilateral auditory nerve stimulation signal in a plurality of output channels from at least one of the input audio signals; and a stimulation assembly for being implanted within the ipsilateral cochlea and having a plurality of stimulation channels for ipsilateral stimulation of the patient's hearing according to the ipsilateral auditory nerve stimulation signal. The sound processor comprising a doa unit for determining periodically a main direction of incidence of ambient sound from a sound source by analyzing the first and second audio signals, and a directional information coding unit for coding information concerning the determined main direction of incidence in the ipsilateral auditory nerve stimulation signal in manner to enable the patient to localize the sound source..
Advanced Bionics Ag


05/12/16
20160134980 

Methods and processing audio signals


Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a removable oral appliance to form a hearing aid assembly.
Sonitus Medical, Inc.


05/12/16
20160134979 

Wireless sound transmission system and method


A system for providing sound to at least one user, with at least one audio signal source, a digital transmission unit applying a digital modulation scheme to transmit an audio signal via a wireless digital audio link; at least one receiver unit for receiving audio signals from the transmission unit, and an arrangement for stimulating the hearing of the user(s), the transmission unit transmitting each audio data packet according to an adaptive frequency hopping scheme and has a channel traffic detection unit for measuring the power in each channel of a monitored channel set and providing a channel traffic value for each channel based on the measured power, an interference detection unit for analyzing and deciding whether static interference is present, and determining the channel corresponding to the peak channel traffic, and a channel blanking unit for temporarily removing at least the channel corresponding to the peak channel.. .
Sonova Ag


05/12/16
20160134581 

Apparatus and providing messages in a social network


A system that incorporates teachings of the present disclosure may include, for example, a server including a controller to receive audio signals and content identification information from a media processor, generate text representing a voice message based on the audio signals, determine an identity of media content based on the content identification information, generate an enhanced message having text and additional content where the additional content is obtained by the controller based on the identity of the media content, and transmit the enhanced message to the media processor for presentation on the display device, where the enhanced message is accessible by one or more communication devices that are associated with a social network and remote from the media processor. Other embodiments are disclosed..
At&t Intellectual Property I, Lp


05/12/16
20160133260 

Encoding device and method, decoding device and method, and program


An identification information generation unit determines whether or not an audio signal is to be encoded on the basis of the audio signal, and generates identification information indicating the determination result. An encoding unit encodes only audio signals determined to be encoded.

05/12/16
20160133135 

Light-sound warning system for participants in road traffic


Light-sound warning system of all participants in road traffic is disclosed which solves the problem of safe and reliable signaling of a pedestrian on the road. A driver who saw a pedestrian on the road activates the switch which transmits the information to other vehicles via radio signals, and signals to pedestrians with light and audio signals that there is a vehicle approaching.

05/12/16
20160129215 

Method of training a living body to not react to substances


A method of conditioning a living body of a patient to associate the unconditioned stimulus (us) of decreased sympathetic nerve activity sna) with the conditioned stimulus (cs) of a representation of an offending agent to cease or reduce defensive reactions or symptoms. The us involves non-invasive, transcutaneous sensory stimulation of the sympathetic ganglia, which is paired with the cs of digital audio representations of offending substances to modify pathologically conditioned.

05/05/16
20160128167 

Method and system for wireless music-modulated lighting using led lighting devices


The present disclosure provides a wireless music-modulated lighting method using led lighting devices and a system thereof. The system comprises a main led lighting device including a power drive module, a wireless rf module and a wireless audio module; and secondary led lighting devices including a power drive module and a wireless audio module; a wireless router and a smart terminal.
Sengled Optoelectronics Co., Ltd.


05/05/16
20160127830 

Self-powered audio speaker having socket for audio data receiver


Embodiments of the invention include a speaker system having the ability to accommodate one or more transmission protocols as well as multiple upgrade paths. One or more replaceable cards sit in a socket or bus system.
Slotius, Llc


05/05/16
20160127441 

Application level audio connection and streaming


Systems and methods disclosed herein may include receiving from an audio application running on the computing device, a selection of a multimedia endpoint device. The multimedia endpoint device may be connected with the audio application in response to a request from the audio application.
Microsoft Corporation


05/05/16
20160125890 

Method for encoding audio signals, encoding audio signals, decoding audio signals and decoding audio signals


The invention introduces a new concept for hierarchical coding of hoa content. A method for encoding a hierarchical audio bitstream comprises rendering a hoa input signal to surround sound, encoding the surround sound for a base layer output signal, decoding the encoded surround sound to obtain a reconstructed surround sound signal, performing dimensionality reduction on the received hoa input signal, calculating a residual between the dimensionality-reduced hoa signal and the reconstructed surround sound signal, encoding the residual signal, and multiplexing structural information about the hoa input signal, the encoded residuals and the encoded surround sound into a bitstream to obtain a hierarchical audio bitstream..
Thomson Licensing


04/28/16
20160119737 

Arrangement and reproducing audio data of an acoustic scene


An arrangement, for reproducing audio data of an acoustic scene, adapted for generating audio signals for at least a first and a second headphone channel of a headphone assembly, the audio signals corresponding to at least one audio object and/or sound source in the acoustic scene comprising at least one given close range and at least one given distant range arranged around a listener, the arrangement comprising a first headphone channel; a second headphone channel; a basic channel provider comprising at least a basic system adapted for reproducing audio signals corresponding to at least one audio object and/or sound source arranged in at least one distant range; a proximity channel provider comprising at least a proximity system adapted for reproducing audio signals corresponding to at least one audio object and/or sound source arranged in at least one close range.. .
Barco Nv


04/28/16
20160119729 

System and a redundant real-time wireless receiver network


Embodiments relate to a system and a method for a redundant real-time wireless receiver network. A remote digital antenna digital receiver (“rdadr”) is coupled to multiple remote digital antenna (“rdas”).
Line 6, Inc.


04/28/16
20160119704 

Mri compatible headset


A wireless headset capable of receiving audio signals transmitted wirelessly and compatible for use in an mri scanner is disclosed. The headset includes a first wireless module connected to the first earphone and a second wireless module connected to the second earphone.
Neocoil, Llc


04/28/16
20160117145 

Mobile audio player with individualized radio program


Radio program generating means adapted to generate, without a connection to an external entity, an individualized radio program from stored music data and non-music data depending on user preferences input via the input means, and audio output means adapted to output audio signals representing a generated radio program.. .

04/21/16
20160112574 

Audio conferencing system for office furniture


An office furniture conferencing system includes a plurality of microphones attached to a table. Each microphone produces a respective audio signal.

04/21/16
20160111103 

Device and bandwidth extension for audio signals


The purpose of the present invention is to more efficiently extend, using a low bit rate, the bandwidth of input signals having a harmonics structure, in order to obtain better audio quality. The present invention is installed in a device that extends bandwidth for audio signal encoding and decoding.

04/21/16
20160111102 

Audio data hiding based on perceptual masking and detection based on code multiplexing


A spread spectrum data hiding for audio signals is described. A set of pseudo-random noise sequences is added to an audio signal according to a data to be embedded.

04/14/16
20160104490 

Method and apparataus for obtaining spectrum coefficients for a replacement frame of an audio signal, audio decoder, audio receiver, and system for transmitting audio signals


An approach is described that obtains spectrum coefficients for a replacement frame of an audio signal. A tonal component of a spectrum of an audio signal is detected based on a peak that exists in the spectra of frames preceding a replacement frame.

04/14/16
20160104474 

Creation and application of audio avatars from human voices


A subject voice is characterized and altered to mimic a target voice while maintaining the verbal message of the subject voice. Thus, the words and message are the same as in the original voice, but the voice that conveys the words and message in the altered voice is different.

04/07/16
20160100268 

Digital audio filters for variable sample rates


Various exemplary embodiments relate to a method and apparatus for processing audio signals to influence the reproduction of the audio signals. The apparatus may include a speaker, a headphone (over-the-ear, on-ear, or in-ear), a microphone, a computer, a mobile device, a home theater receiver, a television, a blu-ray (bd) player, a compact disc (cd) player, a digital media player, or the like.
Dts, Inc.


04/07/16
20160100244 

Devices and techniques relating to touch sensitive control device


Devices and techniques relating a touch-sensitive control device. An earphone apparatus is provided.
T+ink, Inc.


04/07/16
20160098989 

System and processing an audio signal captured from a microphone


A system and method for processing an audio signal captured from a microphone may reproduce a known audio signal with an audio transducer into an acoustic space. The known audio signal may include content from one or more audio sources.
2236008 Ontario Inc.


03/31/16
20160094921 

Bluetooth hearing aid system


A hearing aid system includes a bluetooth enabled sound output device and bluetooth enabled sound output device. The sound output device has a first processor coupled to a first memory, to a first bluetooth module, to a sound processing module including an amplifier and a speaker, and to a first power supply.
Ubdevice Corp.


03/31/16
20160094914 

Systems and methods for localizing audio streams via acoustic large scale speaker arrays


In one example embodiment, a system for localizing an audio stream includes a processor. The processor is configured to determine channel state information of an acoustic channel between a plurality of speakers and at least one device of a plurality of devices, the at least one device requesting the audio stream from among available audio streams.
Alcatel-lucent Usa Inc.


03/31/16
20160094913 

Audio transmission system


An audio transmission system includes a plug, a control circuit coupled to the plug, an output interface coupled to the control circuit, and an input interface coupled to the control circuit. The plug is configured to couple to an audio interface of an electronic device.
Hon Hai Precision Industry Co., Ltd.


03/31/16
20160093200 

Battery-powered device having a battery and loud sound detector using passive sensing


A communication device comprises a processing circuit having at least two modes, a sleep mode and an awake mode, a wireless communications circuit that can wirelessly send a message as to whether an alarm has been triggered, and a passive sensor, powered by audio signals impinging on the passive sensor, that provides at least an approximation of an audio signal to the processing circuit so as to cause the processing circuit to switch between the at least two modes. The communication device can be housed in a housing sized to fit into a battery compartment..
Zlick, Inc.


03/31/16
20160093188 

Battery-powered device having a battery and loud sound detector using passive sensing


A communication device comprises a processing circuit having at least two modes, a sleep mode and an awake mode, a wireless communications circuit that can wirelessly send a message as to whether an alarm has been triggered, and a passive sensor, powered by audio signals impinging on the passive sensor, that provides at least an approximation of an audio signal to the processing circuit so as to cause the processing circuit to switch between the at least two modes. The communication device can be housed in a housing sized to fit into a battery compartment..
Roost, Inc.


03/24/16
20160088417 

Head mounted display and providing audio content by using same


The present invention relates to a head mounted display (hmd) for adaptively augmenting virtual audio signals according to an actual audio signal-listening environment, and to a method for providing audio content by using same. To this end, the present invention provides the hmd comprising: a processor for controlling the operation of the hmd; a microphone unit for receiving real sound; and an audio output unit for outputting a sound based on a command from the processor, wherein the processor receives the real sound using the microphone unit, obtains a virtual audio signal, extracts spatial audio parameters by using the received real sound; filters the virtual audio signal using the extracted spatial audio parameters, and outputs the filtered virtual audio signal to the audio output unit..
Intellectual Discovery Co., Ltd.


03/24/16
20160088411 

System and modular on-demand audio processing, amplification and distribution


The present disclosure relates to a system and method for processing, amplification and distribution of audio signals. In an embodiment, the method includes receiving at least one digital audio input signal from one or more audio sources via wireless or wired communications.
Zenovia Electronics Inc.


03/24/16
20160088403 

Hearing assistive device and system


A hearing assistive device and method of using the same comprising receiving a first audio signal from an ambient microphone, receiving a second audio signal from a directional microphone, mixing the first and second audio signals according to a preference of the first user, and projecting the mixed first and second audio signals into an ear of the first user. The method can further comprise dampening ambient sound arriving directly at the ear by 5-30 decibels, by disposing an occlusive earpiece within the ear to reduce the ambient sound, and projecting the mixed first and second audio signals from a speaker into the ear of the first user to indirectly provide a desired volume of ambient sound to the ear of the first user.
Crystal Sound, Llc


03/24/16
20160088390 

Audio signal output vehicle


An audio signal output apparatus for a vehicle including: a serial data communication unit serially connecting input modules of an audio system within the vehicle, and serially transmitting and receiving an audio signal between the respective input modules; and an amplification module processing the audio signal inputted from the serial data communication unit, and outputting the processed audio signals through a speaker.. .
Hyundai Mobis Co., Ltd.


03/24/16
20160088388 

Device and spatially selective audio reproduction


A more clear-cut separation of a first audio signal within a first region of a sonication area of a plurality of loudspeakers is achieved in that a calculator calculates that version of the audio signals which results from the spatially selective reproduction of the audio signals at this first region, in that a masking threshold is calculated as a function of the version of that audio signal which is to be separated from the one or more other audio signals at this region, and in that the emission of the audio signals for spatially selective reproduction to the outputs of the plurality of loudspeakers is influenced as a function of a comparison of the masking threshold with the version of the one or more other, i.e. Spurious, audio signals..
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.


03/24/16
20160088353 

System for providing user-customized advertisement based on audio signal outputted from tv, providing user-customized advertisement, and computer-readable recording medium recorded with mim service program


A method for providing a user-customized advertisement to a user who watches in front of a tv includes: recognizing, by a terminal of the user, a program id included in audio signals outputted from the tv; selecting a customized advertisement for the user based on the program id, user information, and/or an id of a set-top box which is connected with the tv and outputs an image and a voice; and informing, by the terminal of the user, the user of the selected advertisement.. .
Soundlly Inc.


03/24/16
20160088160 

Silence signatures of audio signals


A method performed by a processing system. The method includes generating silence signatures of audio signals from a plurality of device based on energy levels of the audio signals, providing the silence signatures to an interaction service, and outputting interaction information corresponding to the devices..
Hewlett-packard Development Company, L.p.


03/24/16
20160086633 

Combine audio signals to animated images


An apparatus comprising: an input configured to receive at feast one audio signal and/or sensor signal; an image input configured to receive at least one image frame; a context determiner configured to determine at least one context based on the at least one audio signal and/or sensor signal; an audio track suggestion determiner configured to determine at least one context audio signal based on the at least one context; and a mixer configured to associate the at least one context audio signal with the at least one image frame.. .
Nokia Technologies Oy


03/24/16
20160086618 

A suppression of unwanted audio signals


A device for removal of unwanted components in an audio signal, the device comprising a processor, coupled to memory, configured to receive reference and processed inputs into memory where the processed input is a result of a reduction process of unwanted components of the audio signal, estimate envelope values for processed and reference inputs at a plurality of time and frequency instances, for each time and frequency instance: compute a first gain in relation to a ratio of the estimated envelope value of the processed input to the estimated envelope value of the reference input, apply a nonlinear process to said first gain to produce a second gain, compute an output gain as the ratio between second gain and first gain and, apply the output gain to processed input, thereby producing a filtered output with unwanted components suppressed.. .
Waves Audio Ltd.


03/24/16
20160086616 

Pitch filter for audio signals


In some embodiments, a pitch filter for filtering a preliminary audio signal generated from an audio bitstream is disclosed. The pitch filter has an operating mode selected from one of either: (i) an active mode where the preliminary audio signal is filtered using filtering information to obtain a filtered audio signal, and (ii) an inactive mode where the pitch filter is disabled.
Dolby International Ab


03/24/16
20160085305 

Audio computer system for interacting within a virtual reality environment


A computer system comprising a headset configured to sit on top of a user's head. The headset includes a microphone and a headset haptic device.

03/17/16
20160080885 

Context-based audio tuning


A system and method is provided for selecting an audio tuning profile to apply to audio signals to generate a sound field acoustically optimized at least at one listening position in a listening environment, such as a vehicle passenger compartment. Each audio tuning profile may include a number of audio settings to be applied to an audio signal at one or more audio loudspeaker channels.
Harman International Industries, Incorporated


03/17/16
20160080881 

Sound stage controller for a near-field speaker-based audio system


Signals in an automobile audio system having at least two near-field speakers located close to an intended position of a listener's head are adjusted such that in a first mode, audio signals are distributed to the near-field speakers according to a first filter that causes the listener to perceive a wide soundstage, and in a second mode, the audio signals are distributed to the near-field speakers according to a second filter that causes the listener to perceive a narrow soundstage. A user input of a variable value is received and, in response, distribution of the audio signals is transitioned from the first mode to the second mode, the extent of the transition being variable based on the value of the user input..
Bose Corporation


03/17/16
20160080805 

Methods and apparatus to detect spillover in an audience monitoring system


Methods and apparatus to detect spillover in an audience monitoring system are disclosed. An example method includes sampling a first audio signal from a first source received by a first microphone.
The Nielsen Company (us), Llc


03/17/16
20160080791 

Systems and methods for communicating events to users


Systems and methods for distributing an audio/visual feed of events include mixing audio signals, from microphones monitoring the event, with sound board feed from the event public address system, thereby forming a mixed audio signal. A video input signal is received at each video input in one or more video inputs at a video board from one or more corresponding cameras recording the event.
Roger B. And Ann K. Mcnamee Trust U/t/a/d


03/17/16
20160080684 

Sound source selection for aural interest


A viewer-selectable audio display region is associated with certain pixels of a video feed visible to the viewer of the video. Directional microphones provide audio signals for specific audio sources within a three-dimensional (3-d) video recording space.
International Business Machines Corporation


03/17/16
20160080554 

Audiovisual navigation system and method


An audiovisual navigation system and method displays a geographical site in the form of audiovisual data to create an interactive, visually enhanced navigational tool useful for receiving graphical directions and suggestions while traveling. The geographical site can be a position, starting point, destination point, and route that is located by a positioning system.
10psy, Llc




Audio Signals topics: Audio Signals, Signal Processing, Multimedia, Ip Address, Ip Multimedia Subsystem, Multimedia Device, Feedback Signal, Formatting, Audio Signal Processing, Electronic Device, Cell Phone, Instruments, Control Bus, Electrical Signal

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