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Audio Signals patents



      
           
This page is updated frequently with new Audio Signals-related patent applications. Subscribe to the Audio Signals RSS feed to automatically get the update: related Audio RSS feeds. RSS updates for this page: Audio Signals RSS RSS


Content-aware audio modes

Bose

Content-aware audio modes

Speaker device and audio signal processing method

Yamaha

Speaker device and audio signal processing method

Speaker device and audio signal processing method

Samsung Electronics

Glasses apparatus for watching display image


Date/App# patent app List of recent Audio Signals-related patents
08/20/15
20150237507 
 Network  setting-up a network system patent thumbnailNetwork setting-up a network system
A network system and a method of setting-up the network system are disclosed. The network system can be used to safely transmit sensitive information such as service set identifiers and keys.
Aevoe International Ltd.


08/20/15
20150237454 
 Content-aware audio modes patent thumbnailContent-aware audio modes
An audio system for manipulating audio material for playback based on the content of the material includes an input for receiving input audio signals, an output for providing output audio signals to loudspeakers, and an audio processor that processes the input audio signals to produce the output audio signals. The audio processor determines a type of content represented by the input audio signals, selects a set of processing instructions to control the spatial presentation of the audio material based on the determined type, and applies the selected set of processing instructions to the input audio signals..
Bose Corporation


08/20/15
20150237446 
 Speaker device and audio signal processing method patent thumbnailSpeaker device and audio signal processing method
A speaker apparatus includes an input portion to which audio signals of a plurality of channels are input, a plurality of speakers, a directivity controlling portion that delays the audio signals of the plurality of channels input to the input portion and distributes the delayed audio signals to the plurality of speakers so that the plurality of speakers output a plurality of sound beams, and a localization adding portion that applies a filtering processing based on a head-related transfer function to at least one of the audio signals of the plurality of channels input to the input portion and inputs the processed audio signal to the plurality of speakers.. .
Yamaha Corporation


08/20/15
20150237430 
 Glasses  watching display image patent thumbnailGlasses watching display image
A glasses apparatus which works in conjunction with a display apparatus which operates in a multi-view mode to combine and output a plurality of contents. The glasses apparatus includes: a first interface module which receives a synchronization signal in a first wireless communication method; first and second glasses mounted on a glasses frame and which are driven in synchronization with one of the plurality of contents based on the synchronization signal; a second interface module which receives an audio signal of at least said one content in a second wireless communication method; a controller which selects an audio signal of said one content from among audio signals corresponding to the plurality of contents, and an audio outputter which outputs the audio signal of the selected content, and which is integrally formed with the glasses frame..
Samsung Electronics Co., Ltd.


08/20/15
20150237428 
 Apparatus and  providing a loudspeaker-enclosure-microphone system description patent thumbnailApparatus and providing a loudspeaker-enclosure-microphone system description
An apparatus for providing a current loudspeaker-enclosure-microphone system description of a loudspeaker-enclosure-microphone system is provided. The apparatus has a first transformation unit for generating a plurality of wave-domain loudspeaker audio signals.
Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.


08/20/15
20150236664 
 Sound enhancement for television speakers patent thumbnailSound enhancement for television speakers
A process and system for enhancing and customizing sound includes receiving an input audio sound and enhancing the voice audio input in two or more harmonic and dynamic ranges by re-synthesizing the audio into a full range pcm wave. A tone adjusting circuit is provided which includes a first section for adjusting a low frequency tone, a second section for adjusting a mid frequency tone, a third section for adjusting a high frequency tone and mixing the audio outputs processed by the first, second and third sections to produce an output audio sound.
Max Sound Corporation


08/20/15
20150234634 
 Multiple networking in audio processing system patent thumbnailMultiple networking in audio processing system
An audio processing system includes a console (control device), an engine (processing device) and an i/o unit (input/output device). The console and the engine are communicatively interconnected via a first-type network.
Yamaha Corporation


08/13/15
20150230036 
 Hearing aid device comprising a sensor member patent thumbnailHearing aid device comprising a sensor member
A hearing aid device is disclosed. The hearing aid device comprises means to improve, augment and/or protect the hearing capability of a user by receiving acoustic signals from the surroundings of the user, generating corresponding audio signals, possibly modifying the audio signals and providing the possibly modified audio signals as audible signals to at least one of the user's ears.
Oticon A/s


08/13/15
20150230025 
 Communication system and method patent thumbnailCommunication system and method
A system and method for generating, transmitting and distributing audio signals providing automatic adjustments to the audio signals to compensate for one or more of the acoustics in a meeting room, the arrangement of audience arrays and speakers in a meeting room, audio signal volume levels and equalization, and the differences in characteristics of a verbal input.. .
Ideaworkx Llc


08/13/15
20150230021 
 Multi-modal audio system with automatic usage mode detection and configuration capability patent thumbnailMulti-modal audio system with automatic usage mode detection and configuration capability
An audio system that may be used in multiple modes or use scenarios, while still providing a user with a desirable level of audio quality and comfort. The inventive system may include multiple components or elements, with the components or elements capable of being used in different configurations depending upon the mode of use.
Aliphcom


08/13/15
20150228288 

Harmonic bandwidth extension of audio signals


A method includes separating, at a device, an input audio signal into at least a low-band signal and a high-band signal. The low-band signal corresponds to a low-band frequency range and the high-band signal corresponds to a high-band frequency range.
Qualcomm Incorporated


08/13/15
20150228286 

Processing audio objects in principal and supplementary encoded audio signals


Methods and apparatuses are disclosed that can combine audio content from two encoded input signals into a new encoded output signal without requiring a decode or re-encode of audio content in either encoded input signal. Encoded data representing audio content and spatial location of audio objects in two different input encoded signals are combined to generate an encoded output signal that has encoded data representing audio objects from both of the input encoded signals..
Dolby Laboratories Licensing Corporation


08/13/15
20150224312 

Connectorized cochlear implant systems and methods


An exemplary system includes 1) a cochlear implant module configured to be implanted within a patient and comprising cochlear implant circuitry configured to apply electrical stimulation representative of one or more audio signals to the patient, 2) an implantable sound processor module configured to be implanted within the patient and comprising sound processor circuitry configured to optically transmit data and/or power to the cochlear implant circuitry, and 3) an optical connector assembly configured to facilitate removable coupling of the implantable sound processor module to the cochlear implant module by way of the optical connector assembly. The optical connector assembly comprises one or more optical fibers configured to facilitate the optical transmission of the data and/or the power from the sound processor circuitry to the cochlear implant circuitry while the implantable sound processor module is removably coupled to the cochlear implant module by way of the optical connector assembly..
Advanced Bionics Ag


08/06/15
20150222997 

Hearing aid devices with reduced background and feedback noises


A personal sound processing apparatus is disclosed that comprises an earphone; a microphone; an electronic sound processor connected between an automatic gain controller (agc) and a digital volume controller, an automated feedback tracker operatively connected to the microcontroller, and an audio signal amplifier to amplify audio signals which level is controlled by the digital volume controller. The microcontroller is configured to execute electronic instructions for recognizing at least one of a feedback noise condition and a background noise condition in the audio signals and to send a control signal to the digital volume controller to adjust volume level in response to presence of the at least one of the feedback noise condition and the background noise condition..

08/06/15
20150222993 

Audio output balancing during synchronized playback


Systems and method are provided herein for balancing of outputs from playback devices playing audio content in synchrony. In one embodiment, the balancing of outputs may involve receiving a first audio signal to be played by a first playback device according to a first crossover frequency, determining a limiting result by applying a limiting function associated with a second playback device to a second audio signal to be played by the second playback device according to a second crossover frequency, and based on the first limiting result, configuring the first playback device to play the first audio signal according to a third crossover frequency.
Sonos, Inc.


08/06/15
20150222991 

Audio output balancing during synchronized playback


Systems and methods are provided herein for balancing of outputs from playback devices playing audio content in synchrony. In one embodiment, the balancing of outputs may involve receiving a first audio signal to be played by a first playback device, determining a first limiting result by applying to a second audio signal a limiting function associated with a second playback device, determining a limiting function based on the first limiting result, and configuring the first playback device to apply the determined limiting function when playing the first audio signal.
Sonos, Inc.


08/06/15
20150221319 

Methods and systems for selecting layers of encoded audio signals for teleconferencing


In some embodiments, a method for selecting at least one layer of a spatially layered, encoded audio signal. Typical embodiments are teleconferencing methods in which at least one of a set of nodes (endpoints, each of which is a telephone system, and optionally also a server) is configured to perform audio coding in response to soundfield audio data to generate spatially layered encoded audio including any of a number of different subsets of a set of layers, the set of layers including at least one monophonic layer, at least one soundfield layer, and optionally also at least one metadata layer comprising metadata indicative of at least one processing operation to be performed on the encoded audio.
Dolby Laboratories Licensing Corporation


08/06/15
20150220296 

Systems and methods for wireless display discovery


The present disclosure relates to computer-implemented systems and methods for wireless display discovery. The method may include receiving, by a computer, a selection to detect wireless display devices.

07/30/15
20150215721 

Audio signal playback device, method, and recording medium


An audio signal playback device includes a conversion unit that performs discrete fourier transform on each of 2 channel audio signals obtained from a multi-channel input audio signal; a correlation signal extraction unit that, disregarding a direct current component, extracts a correlation signal (164) from the 2 channel audio signals (161) and (162) that result from the discrete fourier transform, and additionally pulls a correlation signal in a lower frequency than a predetermined frequency flow out of the correlation signal (164); and an output unit that, for example, allocates the pulled-out correlation signal to a virtual sound source (167) in such a manner that a time difference in a sound output between adjacent speakers that are output destinations falls within a range of 2Δx/c (here, Δx is set to be a distance between the adjacent speakers, and c is a sound speed), and outputs a result of the allocation from one portion or all portions of the speaker group.. .

07/30/15
20150215714 

Self-fitting of a hearing device


Disclosed herein are systems and methods enabling hearing aid fitting by a non-expert consumer at home. The method in one embodiment involves delivering a sequence of test audio signals corresponding to natural sound segments to a non-acoustic input of a programmable hearing device in-situ, while allowing the consumer to adjust fitting parameters based perceptual assessment of hearing device output.
Ihear Medical, Inc.


07/30/15
20150215700 

Percentile filtering of noise reduction gains


A method of post-processing banded gains for applying to an audio signal, an apparatus to post-processed banded gains, and a tangible computer-readable storage medium comprising instructions that when executed carry out the method. The banded gains are determined by input processing one or more input audio signals.
Dolby Laboratories Licensing Corporation


07/30/15
20150215697 

Device for transmitting audio signals and electronic signature token


A device for transmitting audio signals includes an audio interface, a data transmission interface being a usb interface or a dock interface, and an amplifying module coupled with the audio interface and the data transmission interface respectively. The audio interface includes a first pin and a second pin.
Tendyron Corporation


07/30/15
20150215695 

Loudspeaker enclosure system having detachable wireless headphones and control method thereof


The present invention discloses a loudspeaker enclosure system having detachable wireless headphones, including: a loudspeaker enclosure and wireless headphones, where the loudspeaker enclosure and the wireless headphones may be used separately; also, the wireless headphones are arranged with a first connector, and the loudspeaker enclosure is arranged with a second connector. The first connector and the second connector may be fit into an electrical plug connection to use the wireless headphones and the loudspeaker enclosure in combination, so that the wireless headphones receive wireless audio signals and output the wireless audio signals to the loudspeaker enclosure to enable the loudspeaker enclosure to play music.
Ningbo Freewings Technologies Co., Ltd.


07/30/15
20150215467 

Long term monitoring of transmission and voice activity patterns for regulating gain control


The present document relates to audio communication systems. In particular, the present document relates to the control of the level of audio signals within audio communication systems.
Dolby Laboratories Licensing Corporation


07/30/15
20150213811 

Noise-reducing directional microphone array


In one embodiment, a directional microphone array having (at least) two microphones mounted on opposite sides of a device generates forward and backward base signals from two (e.g., omnidirectional) microphone signals using diffraction filters and equalization filters. Each diffraction filter implements a (possibly different) transfer function representing the response of an audio signal traveling from a corresponding microphone around the device to the other microphone.
Mh Acoustics, Llc


07/30/15
20150213790 

Device and processing audio signal


The present invention relates to a method for encoding audio signals of at least two channels, according to the present invention, comprises the steps of: receiving a first audio signal and a second audio signal; obtaining a correlation between the first audio signal and the second audio signal; determining whether the correlation is equal to or greater than a reference value; calculating a first gain value and a second gain value by using the first audio signal and the second audio signal if the determination result is true; and generating a first transmission audio signal and a second transmission audio signal by using the first audio signal, the second audio signal, the first gain value and the second gain value, wherein the first transmission audio signal and the second transmission audio signal are encoded by using a perceptual coding technique.. .
Intellectual Discovery Co., Ltd.


07/30/15
20150213240 

System and tracking copyrighted audio material broadcast in a commercial establishment


A system and method of determining if copyrighted audio material is being performed or broadcast within an establishment. One or more audio monitoring units are placed within the establishment.

07/23/15
20150208190 

Bi-directional interconnect for communication between a renderer and an array of individually addressable drivers


Embodiments are directed to an interconnect for coupling components in an object-based rendering system comprising: a first network channel coupling a renderer to an array of individually addressable drivers projecting sound in a listening environment and transmitting audio signals and control data from the renderer to the array, and a second network channel coupling a microphone placed in the listening environment to a calibration component of the renderer and transmitting calibration control signals for acoustic information generated by the microphone to the calibration component. The interconnect is suitable for use in a system for rendering spatial audio content comprising channel-based and object-based audio components..
Dolby Laboratories Licensing Corporation


07/23/15
20150208171 

Audio signal processing apparatus, movie capturing apparatus, and control the same


An audio signal processing apparatus acquires a specific audio signal based on at least one of audio signals of multiple sound capturing channels captured by multiple microphones, cancels a signal corresponding to the specific audio signal in the audio signals of the sound capturing channels that are to be used in surround audio signal generation, and, using the specific audio signal and the audio signals in which the signal corresponding to the specific audio signal was canceled, generates a surround audio signal such that the sound source of the specific audio signal is located at a specified direction in the surround sound field.. .
Canon Kabushiki Kaisha


07/23/15
20150208166 

Enhanced spatial impression for home audio


Technologies pertaining to provision of customized audio to each listener in a plurality of listeners are described herein. A sensor outputs data that is indicative of locations of multiple listeners in an environment.
Microsoft Corporation


07/23/15
20150208164 

Downlink transmission device for audio signals and electronic signature token


A downlink transmission device for audio signals and an electronic signature token are provided. The downlink transmission device for audio signals includes an audio interface and an impedance circuit.
Tendyron Corporation


07/23/15
20150207478 

Adjusting controls of an audio mixer


Systems, methods, and computer program products relating to a user interface for mixing audio signals. In one embodiment, a method includes displaying in a user interface multiple source icons and a manipulator, each source icon representing a separate one of multiple audio sources, each audio source having an output level, receiving a first input modifying a position of the manipulator in the user interface, and determining gain control parameters of an audio mixer to adjust the output levels of each of the multiple audio sources according to the positions of the manipulator and the source icons relative to a reference center in response to the first input.

07/23/15
20150205571 

Leveling audio signals


The present specification relates to systems, methods, and apparatus including computer program products for editing digital audio data. In some implementations, a method is provided that includes the actions of receiving digital audio data; dividing the audio data into first audio data and second audio data; performing on-line processing of the first and second audio data including segmenting the first audio data according to one or more partitioning parameters into discrete time partitions, sequentially analyzing for each discrete time partition the first audio data of the corresponding discrete time partition, and modifying the second audio data according to the analysis of the first audio data; and outputting the modified second audio data..
Adobe Systems Incorporated


07/16/15
20150201278 

Muting a sound source with an array of microphones


A processing system can include tracking microphone array(s), audio-tracking circuitry configured to detect a location of audio sources from audio signals from the array(s), and processing circuitry. The processing circuitry can be configured to: identify a first microphone that has a strongest signal strength; estimate a location of an active speaker based on at least an output of the audio-tracking circuitry; determine whether a second microphone for the active speaker is affected by an acoustic obstacle based on the location of the active speaker and a location of the first microphone that has the strongest signal strength; estimate attenuation for microphones based on a comparison of actual signal strengths of the microphones with estimated signal strengths of the microphones that are estimated based on microphone signals of the second microphone for the active speaker; and modify the attenuation based on an estimated location of the acoustic obstacle..
Cisco Technology, Inc.


07/16/15
20150201271 

Earphones having configurable microphone arrays


Accessories for a telephone include at least one earphone and at least one microphone array having multiple microphones used to generate outgoing audio signals for (i) processing by a signal processor and (ii) transmission by the telephone. In one embodiment, two earphones are connected by two corresponding wires, and two microphone arrays, respectively connected to the two wires, are mechanically and electronically configurable in a plurality of use modes to generate outgoing audio signals for processing by the signal processor.
Mh Acoustics, Llc


07/16/15
20150201270 

Inverted balloon system and inflation management system


At least one exemplary embodiment is directed to an earpiece having a balloon and a stent where the balloon is mounted on the stent and the stent incorporates two or more channels including at least an inflation channel and an acoustic channel. In some embodiments the stent is configured to pass audio signals through the acoustic channel where the acoustic channel is independent of the inflation channel of the balloon.
Personics Holdings, Llc


07/16/15
20150201224 

Method for processing video and/or audio signals


A method for processing video and/or audio signals utilizing a processing component which is communicatively connected with a source component having a compression stage for compressing video and/or audio signals is suggested. The method comprises the steps of receiving uncompressed video and/or audio signals as source signals at the source component from one or a plurality of sources; compressing the video and/or audio signals with a selectable compression factor; transmitting the compressed video and/or audio signals to the processing component; processing the compressed video/audio signals in the processing component to produce at least one production output signal.
Scalable Video Systems Gmbh


07/16/15
20150199974 

Detecting distorted audio signals based on audio fingerprinting


An audio identification system generates a probe audio fingerprint of an audio signal and determines amount of pitch shifting in the audio signal based on analysis of correlation between the probe audio fingerprint and a reference audio fingerprint. The audio identification system applies a time-to-frequency domain transform to frames of the audio signal and filters the transformed frames.
Facebook, Inc.


07/16/15
20150196269 

System and remote determination of acute respiratory infection


What is disclosed is a system and method for determining whether a patient has an acute respiratory infection. In one embodiment, the present method involves using a handheld device to acquire an audio signal of a sound made by a patient coughing.
Xerox Corporation


07/09/15
20150195667 

Audio signal processing device


An audio signal processing device receives a plurality of audio signals via a left channel (l) and a right channel (r) so as to produce a composite signal l+r and a difference signal l−r. The composite signal l+r is changed in phase with an all-pass filter, while the difference signal l−r is changed in phase and frequency characteristic with a band-pass filter (e.g.
Yamaha Corporation


07/09/15
20150195664 

Reproducing audio signals with a haptic apparatus on acoustic headphones and their calibration and measurement


Method and devices for testing a headphone with increased sensation are provided. The headphone can filter and amplify low frequency audio signals, which are then sent to a haptic device in the headphone.
Alpine Electronics Of Silicon Valley, Inc.


07/09/15
20150195649 

Method for proximity based audio device selection


A method for devices to remote control and stream audio signals to nearby audio devices in a wireless network based audio system. The wireless audio devices are on a segregated wireless network set up by a network bridge connected to a home wireless router.
Flyover Innovations, Llc


07/09/15
20150195647 

Audio distortion compensation method and acoustic channel estimation use with same


A method of defining an acoustic channel in a vehicle or other environment involving providing a respective definition of in-vehicle sound sources, the definitions including a definition of a respective sound associated with each sound source and a respective location within the vehicle associated with each sound source. Segments corresponding to the sounds are identified in an output signal of a microphone located in the vehicle.
Cambridge Silicon Radio Limited


07/09/15
20150195641 

System and user controllable auditory environment customization


A method for generating an auditory environment for a user may include receiving a signal representing an ambient auditory environment of the user, processing the signal using a microprocessor to identify at least one of a plurality of types of sounds in the ambient auditory environment, receiving user preferences corresponding to each of the plurality of types of sounds, modifying the signal for each type of sound in the ambient auditory environment based on the corresponding user preference, and outputting the modified signal to at least one speaker to generate the auditory environment for the user. A system may include a wearable device having speakers, microphones, and various other sensors to detect a noise context.
Harman International Industries, Inc.


07/09/15
20150194939 

Means for dynamic electronic or digital programmable control of analog high or low voltage audio signals in music instrument amplifiers


A method for providing digital or electronic control, using electrical isolation or optical decoupling devices, of an analog music instrument amplifier, whether vacuum tube or transistor based, that allows real-time or digitally programmable control over the analog circuitry of said music instrument amplifiers, without altering the currently available form factors or audio qualities of said amplifiers is provided.. .

07/09/15
20150194157 

System, method, and computer program product for artifact reduction in high-frequency regeneration audio signals


A system, method, and computer program product are provided for artifact reduction in high-frequency regeneration audio signals. In operation, a high-frequency regeneration (hfr) audio signal is received.
Nvidia Corporation


07/09/15
20150193196 

Intensity-based music analysis, organization, and user interface for audio reproduction devices


Method and devices for processing audio signals based on intensity of an audio file are provided. A user interface is provided that allows for the intuitive navigation of audio files based on their intensity.
Alpine Electronics Of Silicon Valley, Inc.


07/09/15
20150193195 

Methods and devices for creating and modifying sound profiles for audio reproduction devices


Method and devices for processing audio signals based on sound profiles are provided. A reproduction device can request a sound profile based on user information, device information, media metadata or a combination.
Alpine Electronics Of Silicon Valley, Inc.


07/02/15
20150189452 

Multiple input personal audio enhancement device


A handheld multiple-input personal audio enhancement device comprises a device power source, a signal processor coupled to the device power source, a first bidirectional audio connector port coupled to the signal processor and a second bidirectional audio connector port coupled to the signal processor. The personal audio enhancement device may also include a wireless receiver antenna coupled to the signal processor for receiving wireless signals, and the signal processor may include a frequency-selective amplifier.

07/02/15
20150189440 

Assembly and a determining a distance between two sound generating objects


An assembly and a method for determining the distance between two sound providers, such as the ear pieces of a headset or two hearing aids. A signal is fed to the sound providers from a portable element, such as a mobile telephone, from a position to the side of the person, and from the travelling time of the signal, the distance is determined.
Gn Store Nord A/s


07/02/15
20150189438 

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


07/02/15
20150189436 

Method, apparatus, computer program code and storage medium for processing audio signals


An apparatus receives a first audio signal captured by a first microphone of a device and at least a second audio signal captured by at least a second microphone of the device. The apparatus estimates a diffuseness of sound based on the received first and at least second audio signals.
Nokia Corporation


07/02/15
20150186877 

Magnetic emissive use of preloaded payment card account numbers


A thin-client access card has a card body with partial or fully emissive magnetic data tracks. An emissive element is disposed in the card body under the location of the legacy magnetic data tracks.
Coin, Inc.


06/25/15
20150179186 

Visual audio quality cues and context awareness in a virtual collaboration session


Systems and methods for providing visual audio quality cues and context awareness in a virtual collaboration session. In some embodiments, a method may include receiving a plurality of audio signals, each audio signal captured from one of a plurality of a participants of a virtual collaboration session; determining, for each of the plurality of participants, a voice quality of the participant's audio signal; and providing a visual cue of the voice quality of each participant's audio signal to at least one of the plurality of participants..
Dell Products, L.p.


06/18/15
20150172844 

Method and managing presentation of media content


A system that incorporates teachings of the present disclosure may include, for example, a set top box having a controller to receive a request for reverberation in an environment having a plurality of media devices, and adjust a time delay for audio signals presented by one of the plurality of media devices operably coupled to the set top box based at least in part on the request. Other embodiments are disclosed..
At&t Intellectual Property I, Lp


06/18/15
20150172811 

Audio capture with multiple microphones


An apparatus including at least one processor and at least one memory including computer program code configured to: when the apparatus is in a voice phone call mode of sound capture, output a signal from a first microphone as a primary speech signal, and select one or more second microphones to output a noise reduction signal, where the apparatus comprises at least two of the second microphones, and where selection of the one or more second microphones is based at least partially upon a determined use of the apparatus being either a handportable or an integrated handsfree use; and/or when the apparatus is in a multi-media mode of sound capture select one or more of the microphones to output audio signals based upon both a determined type of sound capture feature being used by the apparatus and based upon a determined orientation of the apparatus.. .
Nokia Corporation


06/18/15
20150172807 

Apparatus and a audio signal processing


An apparatus, such as a headset, configured to process audio signals from multiple microphones, comprising: a first pair of microphones (101, 102) outputting a first pair of microphone signals and a second pair of microphones (103, 104) outputting a second pair of microphone signals; a first beamformer (105) and a second beamformer (106) each configured to receive a pair of microphone signals and adapt the spatial sensitivity of a respective pair of microphones as measured in a respective beamformed signal (xl; xr) output from a respective beamformer (105; 106); wherein the spatial sensitivity is adapted to suppress noise relative to a desired signal; a third beamformer (107) configured to dynamically combine the signals (xl; xr) output from the first beamformer (105) and the second beamformer (106) into a combined signal (xc); wherein the signals are combined such that signal energy in the combined signal is minimized while a desired signal is preserved; and a noise reduction unit (109) configured to process the combined signal (xc) from the third beamformer (107) and output the combined signal such that noise is reduced.. .
Gn Netcom A/s


06/18/15
20150172803 

Method and defining audio signals for headphones


A method, apparatus and computer program product are provided to facilitate the listener's configuration of a filter for audio signals to be output by a headphone. In the context of a method, an indication of a size of a headphone is received, such as an indication of a large size including circum-aural and supra-aural headphones or an indication of a small size including intra-concha and in-ear headphones.
Nokia Corporation


06/18/15
20150172559 

System and processing video and or audio signals


A system for processing video and/or audio signals is suggested. The system comprises a control unit and a processing unit.
Scalable Video Systems Gmbh


06/18/15
20150172366 

Content sharing


Content can be shared between devices by transmitting an encoded signal that indicates, to each capable device within range, instructions for accessing the content. For example, a first device can emit an encoded audio signal that can be received by any capable device within audio range of the device.
Amazon Technologies, Inc.


06/18/15
20150171813 

Compensation for ambient sound signals to facilitate adjustment of an audio volume


Embodiments of the invention relate generally to audio device and wearable computing devices to detect and characterize an ambient sound, to adjust an output volume of an audio device. More specifically, disclosed are systems, components and methods to generate audio signals associated with an audio device and an output volume, receive ambient sound signals associated with an ambient sound source, detect the ambient sound signals reaching a threshold intensity, analyzing digital data representing the ambient sound and adjust the audio signals to change the output volume according to a category of the ambient sound signals..
Aliphcom


06/18/15
20150171801 

Amplifier docking audio system for vehicle


An amplifier docking audio system for a vehicle includes a docking space in an audio body, a docking connector disposed on a printed circuit board of the audio body, and an external amplifier coupled to the docking connector of the audio body in the docking space to be connected to the printed circuit board of the audio body. When the external amplifier docks with the docking connector to be connected to the printed circuit board of the audio body in the docking space, processing and outputting of audio signals are performed..
Hyundai Motor Company


06/18/15
20150170670 

Audio signal processing apparatus


An audio signal processing apparatus for time scaling audio signals, the apparatus comprising an input terminal, an output terminal, a criterion applier and a time scaler, the input terminal configured to receive an audio input signal comprising one or more frames, the criterion applier configured to apply a distortion criterion to the received frames of the audio input signal in order to generate a control signal representative of whether or not the received frames satisfy the distortion criterion, the distortion criterion associated with a time scaling operation of the time scaler, the time scaler configured to perform the time scaling operation on some or all of the received frames to produce corresponding time scaled frames, the output terminal configured to provide an audio output signal comprising the received frames or their corresponding time scaled frames in accordance with the control signal of the criterion applier.. .
Nxp B.v.


06/18/15
20150170658 

Method, medium, and apparatus encoding and/or decoding multichannel audio signals


A method, medium, and apparatus encoding and/or decoding a multichannel audio signal. The method includes detecting the type of spatial extension data included in an encoding result of an audio signal, if the spatial extension data is data indicating a core audio object type related to a technique of encoding core audio data, detecting the core audio object type; decoding core audio data by using a decoding technique according to the detected core audio object type, if the spatial extension data is residual coding data, decoding the residual coding data by using the decoding technique according to the core audio object type, and up-mixing the decoded core audio data by using the decoded residual coding data.
Samsung Electronics Co., Ltd.


06/18/15
20150170632 

Headset and a audio signal processing


A headset and a method configured to process audio signals from multiple microphones, comprising: a first pair of microphones (101,102) outputting a first pair of microphone signals and a second pair of microphones (103, 104) outputting a second pair of microphone signals; a first near-field beamformer (105) and a second near-field beamformer (106) each configured to receive a pair of microphone signals and adapt the spatial sensitivity of a respective pair of microphones as measured in a respective beamformed signal (xl; xr) output from a respective beamformer (105; 106); wherein the spatial sensitivity is adapted to suppress noise relative to a desired signal; a third beamformer (107) configured to dynamically combine the signals (xl; xr) output from the first beamformer (105) and the second beamformer (106) into a combined signal (xc); wherein the signals are combined such that signal energy in the combined signal is minimized while a desired signal is preserved; and a noise reduction unit (109) configured to process the combined signal (xc) from the third beamformer (107) and output the combined signal such that noise is reduced.. .
Gn Netcom A/s


06/18/15
20150169281 

Method and wireless digital radio


A method and apparatus are provided for a first controlled device, such as a wireless local transmitter that accepts a plurality of digital audio signals and corresponding program information signals converted from a controlled source, such as the encoded digital data provided by a digital data signal source, typically a community antenna television (catv) cable or direct broadcast satellite, then modulates said digital audio and corresponding program information signals on different carrier frequencies and transmits the modulated signals to a plurality of second controlled devices, such as remote digital receiver/tuners that demodulate said signals to output music in stereophonic sound and display the corresponding program information by means of an alphanumeric display. The first and second controlled devices contain microprocessor systems for communicating, controlling, storing, processing, and display of digital data within the operation of the respective system.
Dima Communications Inc.


06/18/15
20150168538 

Mobile device indoor navigation


Mobile device positioning employs various forms of audio signal structures and detection methodologies. In one method, detection of an audio signal from a first source enables construction of a signal to facilitate detection of an audio signal from another source.
Digimarc Corporation


06/11/15
20150163593 

Estimating a room impulse response


Various methods and systems for estimating a room impulse response between an audio source and an array of microphones are described. In one example, a method includes receiving audio signals at a microphone of an array of microphones.
Microsoft Corporation


06/11/15
20150163501 

Media gateway


A media gateway includes: a broadcast signal receiver for selecting a broadcast signal and dividing the selected broadcast signal into video and audio signals; a video decoder for decoding the video signal into a displayable image signal; an aid converter for digitally converting the audio signal; an encoder for encoding the digitally converted audio signal and the image signal; a data communication unit for transmitting/receiving av stream data and a client control command to/from a data communication unit on a client side; and a main processor for controlling a tuner in the broadcast signal receiver according to a client control command conforming to http standards received through the data communication unit and transmitting av stream data obtained by encoding a broadcast signal of a channel selected by the tuner to a client side.. .
Icube Corp.


06/11/15
20150162047 

Methods and recording impulsive sounds


Loud sounds with fast rise times, like gunfire and explosions, can cause noise-induced hearing loss (nihl). Unfortunately, current models do not adequately explain how impulsive sounds cause nihl, which makes it difficult to predict and prevent nihl on battlefields and other hostile or rugged environments.

06/11/15
20150161998 

Controlling a speech recognition process of a computing device


Methods, systems and devices are provided for controlling a speech recognition process on a computing device. A computing device may receive audio signals from a microphone and muscle movement signals from a muscle movement detector, such as an electromyography sensor.
Qualcomm Incorporated


06/11/15
20150161870 

Pool alarm system


Pool alarm system for detecting the introduction and/or presence of a body in a liquid pool. The system includes: a first sensor for sensing audio signals generated by the body in the pool; a second sensor for sensing water pressure signals generated by the body in the pool; an analog signal processor for pre-processing the audio signals and water pressure signals and for converting them to digital data; an alarm device activated when the body was detected in the pool; a processor and control unit.

06/04/15
20150156598 

Microphone mute/unmute notification


A processing system can include a processor that includes circuitry. The circuitry can be configured to: receive far-end and near-end audio signals; detect silence events and voice activities from the audio signals; determine whether an audio event in the audio signals is an interference event or a speaker event based on the detected silence events and voice activities, and further based on localized acoustic source data and faces or motion detected from an image; and generate a mute or unmute indication based on whether the audio event is the interference event or the speaker event.
Cisco Technology, Inc.


06/04/15
20150156299 

System for testing wireless interaction between a system for reproducing audio signals and a mobile phone, and corresponding method and computer program product


According to the invention, the above system comprises a module for simulation of a mobile phone, comprising processing means configured for simulating operation of a mobile phone, said module for simulation of a mobile phone being associated in a signal-exchange relationship to a short-range wireless transceiver module configured for communicating via said wireless communication channel with the system for reproduction of audio signals.. .

06/04/15
20150155006 

Method, system, and computer-readable memory for rhythm visualization


Disclosure in the description is related to a method for rhythm visualization, a system, and computer-readable storage. The invention allows the system to visualize the rhythm according to audio signals and personal features made by individual.
Institute For Information Industry


06/04/15
20150154971 

Method and encoding multi-channel hoa audio signals for noise reduction, and decoding multi-channel hoa audio signals for noise reduction


A method for encoding multi-channel hoa audio signals for noise reduction comprises steps of decorrelating the channels using an inverse adaptive dsht, the inverse adaptive dsht comprising a rotation operation and an inverse dsht, with the rotation operation rotating the spatial sampling grid of the idsht, perceptually encoding each of the decorrelated channels, encoding rotation information, the rotation information comprising parameters defining said rotation operation, and transmitting or storing the perceptually encoded audio channels and the encoded rotation information.. .
Thomson Licensing


06/04/15
20150154969 

Doubly compatible lossless audio bandwidth extension


An encoder for digital audio signals at a higher sample rate creates a stream for consumer distribution at a lower sampling rate, with compatibility for standard pcm players without a decoder. In conjunction with a suitable decoder, two enhanced playback options are supported, the first option allowing full lossless reconstruction of a noise-shaped higher sampling rate signal, the second option allowing lossy bandwidth extension even if an intervening transmission chain has truncated the least-significant-bits of the encoder's output signal..
Meridian Audio Limited


06/04/15
20150154965 

Method and device for improving the rendering of multi-channel audio signals


Conventional audio compression technologies perform a standardized signal transformation, independent of the type of the content. Multi-channel signals are decomposed into their signal components, subsequently quantized and encoded.
Thomson Licensing


06/04/15
20150154951 

Audio apparatus and controlling method thereof


An audio apparatus and method are provided. The method includes receiving, by a controller, first audio data and second audio data and processing the first audio data and the second audio data to generate first audio signals and second audio signals.
Hyundai Motor Company


06/04/15
20150154183 

Auto-translation for multi user audio and video


The disclosed subject matter provides a system, computer readable storage medium, and a method providing an audio and textual transcript of a communication. A conferencing services may receive audio or audio visual signals from a plurality of different devices that receive voice communications from participants in a communication, such as a chat or teleconference.
Google Inc.


05/28/15
20150149159 

System and network bandwidth management for adjusting audio quality


Disclosed herein are systems, methods, and computer-readable storage devices for processing audio signals. An example system configured to practice the method receives audio at a device to be transmitted to a remote speech processing system.
At&t Intellectual Property I, L.p.


05/28/15
20150149146 

Systems for delivery of audio signals to mobile devices


The present disclosure is directed to an audio delivery system including an audio source, an audio conversion device, a wireless transmitter, and mobile devices. The audio source is configured to deliver raw audio output in a first format to the audio conversion device.

05/28/15
20150146889 

System and enhancing comprehensibility through spatialization


A system and method for enhancing comprehensibility through spatialization may receive two or more audio signals each associated with one of two or more audio sources. A respective panning gain may be calculated for each of the two or more audio signals using a count of the total number of audio sources and a count of a total number of output channels.
Qnx Software Systems Limited


05/28/15
20150145662 

Using audio signals in personal emergency response systems


A personal emergency response (per) device may include an audio sensor that is used to enhance the operation of the per device. The audio sensor may obtain audio data that can be used to verify whether a fall event that is detected by the per device is a false positive signal and/or enhance the reliability of a detected fall event.
Hti Ip, L.l.c.


05/28/15
20150144012 

Interactive waste receptacle


An interactive waste receptacle combines a waste receptacle, a display device, a sensor, a camera, a speaker, and a variety of interactive media to receive and process waste, and perform an assortment of interactive functions in a public venue. The interactive waste receptacle detects events from a user, and responds to the events with interactive functions, including; receiving, compacting, and processing a waste; detecting proximal images, sounds, and smells; and displaying advertisements, text, graphics, animation, video, audio, and games.

05/21/15
20150142453 

Encoding and decoding of audio signals


An encoder (1201) for encoding a plurality of audio signals comprises a selector (1303) which selects a subset of time-frequency tiles to be downmixed and a subset of tiles to be non-downmix. A downmix indication is generated which indicates whether tiles are encoded as downmixed encoded tiles or as non-downmix tiles.
Koninklijke Philips N.v.


05/21/15
20150142148 

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


05/21/15
20150139459 

Communication system


The present invention regards a communication system (10; 10a; 10b; 10c) comprising at least one communication device (36, 36a, 36b, 36c) configured to connect to other communication devices (36, 36a, 36b, 36c) via an audio and data link (52). The communication device (36, 36a, 36b, 36c) comprises at least a receiver unit (40), an output transducer (32), a microphone (22, 22′), a transmitter unit (42), and a control unit (38).
Oticon A/s


05/21/15
20150139458 

Powered headset accessory devices


A device for coupling to a connector on an ear cup of a headset includes a mating connector corresponding to the connector of the headset. The mating connector includes a crossover conductor coupled to a first and a second terminal within the mating connector, a position sensor for determining a position of the device, and a data connection outputting data from the position sensor.
Bose Corporation


05/21/15
20150139443 

Audio signal processing device and audio signal processing method


There is provided an audio signal processing device for setting, upon outputting audio signals from a left speaker and a right speaker each having an identical amplitude-frequency characteristic and a phase characteristic, and from one center speaker arranged between the left speaker and the right speaker, listening points between the left speaker and the center speaker and between the right speaker and the center speaker, the audio signal processing device including an inverse filter processing unit configured to provide inverse characteristics of an amplitude-frequency characteristic and a phase characteristic of the center speaker, and a speaker characteristic adding processing unit configured to correct the amplitude-frequency characteristic and the phase characteristic of an audio signal of the center speaker that have been processed by the inverse filter processing unit in a manner that they correspond to characteristics of the left speaker and the right speaker.. .
Sony Corporation


05/21/15
20150139426 

Spatial audio processing apparatus


An apparatus comprising: a directional analyser configured to determine a directional component of at least two audio signals; an estimator configured to determine at least one virtual position or direction relative to the actual position of the apparatus; and a signal generator configured to generate at least one further audio signal dependent on the at least one virtual position or direction relative to the actual position of the apparatus and the directional component of at least two audio signals.. .
Nokia Corporation




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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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