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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
04/07/16
20160100268 
 Digital audio filters for variable sample rates patent thumbnailDigital 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 patent thumbnailDevices 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 patent thumbnailSystem 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 patent thumbnailBluetooth 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 patent thumbnailSystems 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 patent thumbnailAudio 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 patent thumbnailBattery-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 patent thumbnailBattery-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 patent thumbnailHead 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 patent thumbnailSystem 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


03/17/16
20160078880 

Systems and methods for restoration of speech components


A method for restoring distorted speech components of an audio signal distorted by a noise reduction or a noise cancellation includes determining distorted frequency regions and undistorted frequency regions in the audio signal. The distorted frequency regions include regions of the audio signal in which a speech distortion is present.
Audience, Inc.


03/17/16
20160077788 

Systems and methods for interactive communication between an object and a smart device


Methods for interactive communication between an object and a smart device are provided. Signals can be transmitted from the smart device to the object to control movement of a movable part at the object.
Conduct Industrial Ltd.


03/17/16
20160077523 

System for controlling and communicating with aircraft


A ground-based aircraft control system including at least one data receiver/transmitter module configured to transmit aircraft control and data signals to an aircraft to control the flight of the aircraft and to receive data signals from the aircraft. At least one controller including a voice command recognition module configured to receive voice commands, to generate control signals based on the voice commands, and to transmit the control signals and command audio signals to the aircraft via the at least one data receiver/transmitter module.
Sikorsky Aircraft Corporation


03/17/16
20160077192 

Ultrasonic locationing interleaved with alternate audio functions


Ultrasonic locationing interleaved with alternate audio functions includes a plurality of transmitters for emitting ultrasonic bursts and alternate audio signals. A backend controller schedules the ultrasonic bursts and alternate audio signals from each transmitter.
Symbol Technologies, Inc.


03/17/16
20160075034 

Home animation apparatus and methods


Computerized appliances may be operated by users remotely. A learning controller apparatus may be operated to determine association between a user indication and an action by the appliance.
Brain Corporation


03/17/16
20160075017 

Apparatus and methods for removal of learned behaviors in robots


Computerized appliances may be operated by users remotely. In one implementation, a learning controller apparatus may be operated to determine association between a user indication and an action by the appliance.
Brain Corporation


03/17/16
20160075016 

Apparatus and methods for context determination using real time sensor data


Computerized appliances may be operated by users remotely. In one exemplary implementation, a learning controller apparatus may be operated to determine association between a user indication and an action by the appliance.
Brain Corporation


03/17/16
20160075015 

Apparatus and methods for remotely controlling robotic devices


Computerized appliances may be operated by users remotely. A learning controller apparatus may be operated to determine association between a user indication and an action by the appliance.
Brain Corporation


03/17/16
20160074752 

Gaming headset with enhanced off-screen awareness


Methods and systems are provided for gaming headset with enhanced off-screen awareness. One or more components may be identified or detected in input audio signals, which may meet particular positioning criteria, relating to a user of the system when the user is receiving output audio signals corresponding to the input audio signals.
Voyetra Turtle Beach, Inc.


03/10/16
20160073199 

Polyhedral audio system based on at least second-order eigenbeams


A microphone array-based audio system that supports representations of auditory scenes using second-order (or higher) harmonic expansions based on the audio signals generated by the microphone array. In one embodiment, a plurality of audio sensors are mounted on the surface of an acoustically rigid polyhedron that approximates a sphere.
Mh Acoustics, Llc


03/10/16
20160073198 

Spatial audio apparatus


An apparatus comprising: an input configured to receive at least two audio signals; a frequency domain transformer configured to transform the at least two audio signals into a frequency domain representation of the at least two signals; a spatial covariance processor configured to generate an observed spatial covariance matrix from the frequency domain representations of the at least two audio signals; a beamformer configured to generate a spatial covariance matrix model comprising at least one beamformer kernel; a matrix factorizer configured to generate a linear magnitude mode! of audio objects; to combine the spatial covariance matrix model and the linear magnitude model; and further configured to determine at least one combination parameter, such that the at least one parameter for the combination attempts to optimise the combination; and a separator configured to cluster the audio objects based on the at least one combination parameter to create separated audio sources.. .
Nokia Technologies Oy


03/10/16
20160071526 

Acoustic source tracking and selection


The present disclosure relates generally to improving acoustic source tracking and selection and, more particularly, to techniques for acoustic source tracking and selection using motion or position information. Embodiments of the present disclosure include systems designed to select and track acoustic sources.
Analog Devices, Inc.


03/10/16
20160071389 

Smart led lighting system and monitoring method thereof


Smart led lighting systems and monitoring methods thereof are provided. An exemplary system includes a smart led lighting device, and a smart terminal configured to communicate with the smart led lighting device.
Zhejiang Shenghui Lighting Co., Ltd


03/10/16
20160068112 

Shuttered loudspeakers


A loudspeaker includes an electro-acoustic transducer for converting electrical audio signals into sound waves, and a housing that supports the electro-acoustic transducer. The loudspeaker also includes a shutter that is supported by the housing and is displaceable between a first, closed position in which the shutter substantially covers the transducer, and a second, open position in which the transducer is exposed..
Bose Corporation


03/03/16
20160066117 

Sound signal processing method and apparatus


A sound signal processing method and apparatus are provided that relate to the audio signal processing field. The method in the present invention includes acquiring, by a mobile terminal, sound signals from a three-dimensional sound field, where at least three microphones are disposed on the mobile terminal and one microphone is configured to receive a sound signal in at least one direction; acquiring, according to the acquired sound signals, a direction of a sound source relative to the mobile terminal; and obtaining spatial audio signals according to the direction of the sound source relative to the mobile terminal and the acquired sound signals, where the spatial audio signals are used for simulating the three-dimensional sound field.
Huawei Technologies Co., Ltd.


03/03/16
20160066114 

Loudness meter and loudness metering method


A dual loudness meter is disclosed, simultaneously displaying the current loudness of an audio signal and of a processed audio signal, and also displaying the previous loudness of both audio signals.. .
The Tc Group A/s


03/03/16
20160066109 

Implantable hearing aid


A hearing aid including a permanent magnet to be fixed at a patient's incus (26), an audio signal source (14), an audio signal processing unit (16) for processing audio signals from the audio signal source, a driver unit (18) including a coil (22) for generating a magnetic field (25) that vibrates the permanent magnet according to the processed audio signals in order to stimulate the patient's hearing, and a measurement arrangement (56, 58, 60) for measuring the magnetic coupling between the coil and the permanent magnet in order to adjust the position of the coil or the input signals to the coil provided by the driver unit.. .
Advanced Bionics Ag


03/03/16
20160066103 

Method and localization of streaming sources in hearing assistance system


A hearing assistance system streams audio signals from one or more streaming sources to a hearing aid set and enhances the audio signals such that the output sounds transmitted to the hearing aid wearer include a spatialization effect allowing for localization of each of the one more streaming sources. The system determines the position of the hearing aid set relative to each streaming source in real time and introduces the spatialization effect for that streaming source dynamically based on the determined position, such that the hearing aid wearer can experience a natural feeing of the acoustic environment..
Starkey Laboratories, Inc.


03/03/16
20160066093 

Wireless speaker system


A wireless speaker system may include a primary speaker including a first transceiver and a second transceiver and programmed to receive audio data from a user device at the first transceiver, and at least one secondary speaker including a receiver and programmed to receive a wireless signal including the audio data from the primary speaker at the receiver, each speaker configured to transmit audio signals consistently there between based on the received audio data.. .
Harman International Industries, Inc.


03/03/16
20160066083 

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.


03/03/16
20160066055 

Method and system for automatically adding subtitles to streaming media content


A video subtitling hardware device for automatically adding subtitles in a destination language comprising (a) a cpu for processing a stream of separate audio and video signals which are received from the audio-visual source and are subdivided into a plurality of predefined time slices! (b) an audio buffer for temporarily storing time slices of the received audio signals which are representative of one or more words to be processed by the cpu! (c) a speech recognition module for converting the outputted audio signals to text in the source language! (d) a text to subtitle module for converting the text to subtitles by generating an image containing one or more subtitle frames! (e) an input video buffer for temporarily storing each time slice of the received video signals for a sufficient time needed to generate one or more subtitle frames and to merge the generated one or more subtitle frames with the time slice of video signals! (f) an output video buffer for receiving video signals outputted by the input video buffer concurrently to transmission of additional video signals of the stream to the input video buffer, in response to flow of the outputted video signals to the output video buffer! (g) a layout builder for merging one or more of the subtitle frames with a corresponding image frame to generate a composite frame! (h) a synchronization module for synchronizing between each group of composite frames and their corresponding time slices of a sound track associated with the audio signal before outputting the synchronized composite frame group and audio channel to the video display.. .

03/03/16
20160059142 

Interactive smart doll


An interactive child's doll may include: an electronic circuit housed in a body, the electronic circuit including a microcontroller, a motion/position/orientation determining module coupled to the microcontroller, a sensor module coupled to the microcontroller for providing data related to the environment in which the body is located, a sound generating module coupled to the microcontroller for generating audio signals for interacting with the child, a memory module coupled to the microcontroller for storing instructions and data received from the wireless device and for storing preprogrammed instructions and data for controlling interactivity with the wireless device, and a power supply for providing power to the electronic circuit. A wireless remote control device that commands and interacts with the doll and may receive wirelessly instructions for commanding the interactive doll is also described..

02/25/16
20160057549 

Method and system for providing hearing assistance to a user


Method for providing hearing assistance to a user by capturing audio signals with a microphone arrangement of a transmission unit; analyzing, by a voice activity detector of the transmission unit, the captured audio signals to judge whether a voice is present close to the microphone arrangement or not, analyzing, by a noise level estimator, the captured audio signals to estimate a surrounding noise level, processing the captured audio signals and transmitting, by a transceiver of the transmission unit, the processed audio signals via a wireless link to a receiver unit, and stimulating the user's hearing, by stimulating means at or in at least one user ear, according to the received audio signals, wherein the audio signals are processed via the wireless link by setting the gain applied to the audio signals according to the close voice/no close voice judgment of the voice activity detector and the estimated surrounding noise level.. .
Sonova Ag


02/25/16
20160057538 

Speaker system


A speaker system may include a dome-shaped shell defining an internal cavity, a receiver configured to receive audio signals from a wireless-enabled device and positioned in the internal cavity, and a plurality of speakers positioned at least partially within the internal cavity and in audio communication with the receiver, wherein the wireless receiver and speakers are configured to project audio outward of the dome-shaped shell. At least some of the plurality of speakers are facing outward of the dome-shaped shell, wherein the at least some of the plurality of speakers are at least partially upward and partially forward facing and configured to project audio outward of the dome-shaped shell in at least a partially forward direction.
Audio Icons, Llc


02/25/16
20160056781 

Volume control


An apparatus can include a processor; memory accessible by the processor; a microphone; an audio signal output; audio circuitry that renders audio signals to the audio signal output; and volume control circuitry that regulates coarseness of increments of a dynamic range of the audio signals responsive to input via the microphone.. .
Lenovo (singapore) Pte. Ltd.


02/25/16
20160055854 

Methods and apparatuses for generating and using low-resolution preview tracks with high-quality encoded object and multichannel audio signals


A low-quality rendition of a complex soundtrack is created, synchronized and combined with the soundtrack. The low-quality rendition may be monitored in mastering operations, for example, to control the removal, replacement or addition of aural content in the soundtrack without the need for expensive equipment that would otherwise be required to render the soundtrack..
Dolby Laboratories Licensing Corporation


02/18/16
20160050507 

System and calibration and reproduction of audio signals based on auditory feedback


Systems and methods are provided for testing an individual's hearing and correcting audio signals to compensate for the significant variance in each listener's sensitivity to various frequencies of the audible spectrum. An auditory calibration procedure includes identifying a first volume level as a minimum volume level at which nominal frequency tones are audible, a minimum frequency at which said first volume level is audible, a maximum frequency at which said first volume level is audible, and a minimum volume level at which a number of intervening sample frequencies are audible.

02/18/16
20160050483 

Earphones with motion sensitive inflation


Methods and systems are provided for earphones with motion sensitive inflation. In an audio system that comprises an audio output element that is applied directly to or is in contact with at least a portion of an ear of a user of the audio system, one or more adjustments to positioning of the least portion of the audio output element relative to the ear of the user may be determined and applied.
Voyetra Turtle Beach, Inc.


02/18/16
20160049155 

Article of manufacture, system and computer-readable storage medium for processing audio signals


Embodiments of an article of manufacture, a system for processing audio signals and a computer-readable storage medium containing program instructions for processing audio signals are described. In one embodiment, an article of manufacture comprising at least one non-transitory, tangible machine readable storage medium containing executable machine instructions for processing audio signals, where execution of the executable machine instructions by a processing device causes the processing device to perform steps, which include estimating a spectral difference between a first audio signal and a second audio signal that carry the same audio content, transforming the second audio signal based on the spectral difference and generating an output audio signal based on the transformed second audio signal.
Nxp B.v.


02/18/16
20160049147 

Distributed voice input processing based on power and sensing


Techniques to coordinate the processing of audio in a distributed audio processing system are described. A power preferred computing device includes an audio processing coordinator to coordinate the capture and processing of audio signals by the power preferred device and secondary computing devices in a network.

02/11/16
20160044434 

Audio apparatus and audio providing method thereof


Disclosed are an audio apparatus and an audio providing method thereof. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers.
Samsung Electronics Co., Ltd.


02/11/16
20160044431 

Immersive audio rendering system


A depth processing system can employ stereo speakers to achieve immersive effects. The depth processing system can advantageously manipulate phase and/or amplitude information to render audio along a listener's median plane, thereby rendering audio along varying depths.
Dts Llc


02/11/16
20160044410 

Audio apparatus


An apparatus comprising: an input configured to receive at least two groups of at least two audio signals; a first audio former configured to generate a first formed audio signal from a first of the at least two groups of at least two audio signals; a second audio former configured to generate a second formed audio signal from the second of the at least two groups of at least two audio signals; an audio analyser configured to analyse the first formed audio signal and the second formed audio signal to determine at least one audio source and an associated audio source signal; and an audio signal synthesiser configured to generate at least one output audio signal based on the at least one audio source and the associated audio source signal.. .
Nokia Technologies Oy


02/11/16
20160044151 

Volume control for mobile device using a wireless device


A wearable device can facilitate automatic adjustment of a volume control and/or other settings of a host device based on properties of the ambient environment. For example, when a host device generates an audible alert, a wearable device can sample the ambient sound to detect a distinct contribution corresponding to the audible alert; if the contribution is outside acceptable levels, the wearable device can notify the host device to adjust the alert volume and/or other alert characteristics.
Apple Inc.


02/11/16
20160042742 

Audio encoder and decoder for interleaved waveform coding


There is provided methods and apparatuses for decoding and encoding of audio signals. In particular, a method for decoding includes receiving a waveform-coded signal having a spectral content corresponding to a subset of the frequency range above a cross-over frequency.
Dolby International Ab


02/11/16
20160038712 

Sound generation system with two audio channels for treating psychological/psychiatric and neurological disorders


A sound generation system with two audio channels for treating psychological/psychiatric and neurological disorders, comprising means (g/m, md, dc, m/g mx) for generating two first audio signals, one for each audio channel (ch1, ch2), wherein each first signal is a random noise, and wherein the two first signals are not correlated to each other and define a relative reference sound level. The generation system comprises means (g/m, md, dc, mx) for adding to both the first signals a second signal at a sound level having amplitude between +/−12 db with respect to the relative reference sound level..

02/04/16
20160035361 

Harmonic transposition in an audio coding method and system


The present invention relates to transposing signals in time and/or frequency and in particular to coding of audio signals. More particular, the present invention relates to high frequency reconstruction (hfr) methods including a frequency domain harmonic transposer.
Dolby International Ab


02/04/16
20160034247 

Extending content sources


Methods and systems for extending content sources associated with a social application. The implementations may include sampling and quantifying audio signals by a computing device.
Alibaba Group Holding Limited


01/28/16
20160029143 

Acoustic beacon for broadcasting the orientation of a device


A method for determining the orientation of a loudspeaker relative to a listening device is described. The method simultaneously drives each transducer to emit beam patterns corresponding to distinct orthogonal audio signals.
Apple Inc.


01/28/16
20160029120 

Robust acoustic echo cancellation for loosely paired devices based on semi-blind multichannel demixing


A method for echo cancellation in multichannel audio signals includes receiving a plurality of time-domain signals, including multichannel audio signals and at least one reference signal, transforming the time-domain signals to k under-sampled complex-valued subband signals using an analysis filter bank, and performing, for each of the k under-sampled complex-value subband signals, linear echo cancellation of the reference signal from each channel using an acoustic echo canceller. A probability of acoustic echo dominance is produced using a single-double talk estimator, and a semi-blind multichannel source separation is performed based on the probability and independent component analysis (“ica”) to decompose the audio signals into a near-end source signal and a residual echoes using subband semi-blind source separation.
Conexant Systems, Inc.


01/28/16
20160029118 

Simultaneous wired and wireless connection for demonstration product


A demonstration system includes a demonstration processor including a wired audio output, a data interface, and an anchor point. A portable audio device includes a wireless interface for receiving first audio signals, a wired audio input for receiving second audio signals, a mixing circuit outputting third audio signals including audio content from both the first and second audio signals, an output audio transducer for receiving the third audio signals from the mixing circuit and outputting them as audible signals, a user interface, a data interface, and a programmable processor in communication with the user interface and the data interface.
Bose Corporation


01/28/16
20160028994 

System and surgical telementoring


Apparatus and method for receiving and transmitting streaming live imagery data and audio signals in real time is provided. Imagery data and audio signals are acquired through a telestreamer input device and streamed to one or more remote recipients, allowing remote operators to electronically collaborate by telestrating, annotating, and sketching image overlays.
Skysurgery Llc


01/28/16
20160028863 

Mobile wireless communications device with improved broadband antenna impedance matching


A mobile electronic device is provided. In one aspect, the mobile electronic device comprises a chassis including a ground plane; a processor carried by the chassis; a frequency tunable antenna carried by the chassis and fed by an inductor; a communications interface carried by the chassis and operative with the processor for receiving and transmitting rf signals via the frequency tunable antenna; audio circuitry carried by the chassis and operative with the communications interface and processor; an audio transducer having a coil in proximity to the frequency tunable antenna for at least one of receiving and transmitting audio signals from and to the audio circuitry; and at least one rf choke configured for blocking rf energy from the frequency tunable antenna through the audio transducer to the ground plane and decoupling the antenna from the audio transducer to minimize any detuning of antenna impedance match and degradation in antenna gain.
Blackberry Limited


01/28/16
20160027447 

Spatial comfort noise


A method, an apparatus, logic (e.g., executable instructions encoded in a non-transitory computer-readable medium to carry out a method), and a non-transitory computer-readable medium configured with such instructions. The method is to generate and spatially render spatial comfort noise at a receiving endpoint of a conference system, such that the comfort noise has target spectral characteristics typical of comfort noise, and at least one spatial property that at least substantially matches at least one target spatial property.
Dolby Laboratories Licensing Corporation


01/28/16
20160027335 

Flight training image recording apparatus


A flight training image recording apparatus includes a housing comprising one or more cameras. The housing and/or separate cameras in a cockpit are mounted in locations to capture images of the pilot, the pilot's hands, the aircraft instrument panel and a field of view to the front of the aircraft.
Paragon Flight Training Co.


01/28/16
20160023124 

Led lighting device and wireless speaker


The present invention provides an led lighting device and a wireless speaker system. The led lighting device includes an led power supply circuit configured to power the led lighting device; an led light source module configured to emit light, the led light source being connected to the power supply circuit; a dlna wireless communication module configured to receive and process audio signals and commands transmitted from a smart terminal, and control the led lighting device based on the commands received from the smart terminal; an audio power amplifier unit configured to receive processed audio signals from the wireless communication module; and a speaker unit configured to play audio signals received from the audio power amplifier unit, the audio amplifier unit driving the speaker unit based on the signals received from the wireless communication module..
Zhejiang Shenghui Lighting Co., Ltd


01/21/16
20160021481 

Adjusting the beam pattern of a speaker array based on the location of one or more listeners


A directivity adjustment device that maintains a constant direct-to-reverberant ratio based on the detected location of a listener in relation to the speaker array is described. The directivity adjustment device may include a distance estimator, a directivity compensator, and an array processor.
Tiskerling Dynamics Llc


01/21/16
20160021430 

Transmission of digital audio signals using an internet protocol


Described is a network system and method of use for distributing audiovisual data. The network comprises two or more audio sinks, each of the audio sinks having a corresponding audio format capability, a first source adapted to generate and transmit audiovisual data, wherein the audiovisual data includes an audio file formatted with a first audio format capability, and the at least one source being further adapted to transmit the audiovisual data to the two or more audio sinks through the network system using both an high definition multimedia interface (hdmi) and internet protocol (ip), and a first transmitter adapted to receive the transmitted audiovisual data from the first source.
Crestron Electronics, Inc.


01/21/16
20160021402 

Transmission of digital audio signals using an internet protocol


Described is a network system and method of use for distributing audiovisual data. The network comprises two or more audio sinks, each of the audio sinks having a corresponding audio format capability, a first source adapted to generate and transmit audiovisual data, wherein the audiovisual data includes an audio file formatted with a first audio format capability, and the at least one source being further adapted to transmit the audiovisual data to the two or more audio sinks through the network system using both an high definition multimedia interface (hdmi) and internet protocol (ip), and a first transmitter adapted to receive the transmitted audiovisual data from the first source.
Crestron Electronics, Inc.


01/21/16
20160021401 

Transmission of digital audio signals using an internet protocol


Described is a network system and method of use for distributing audiovisual data. The network comprises two or more audio sinks, each of the audio sinks having a corresponding audio format capability, a first source adapted to generate and transmit audiovisual data, wherein the audiovisual data includes an audio file formatted with a first audio format capability, and the at least one source being further adapted to transmit the audiovisual data to the two or more audio sinks through the network system using both an high definition multimedia interface (hdmi) and internet protocol (ip), and a first transmitter adapted to receive the transmitted audiovisual data from the first source.
Crestron Electronics, Inc.


01/21/16
20160019915 

Real-time emotion recognition from audio signals


Systems, methods, and computer-readable storage media are provided for recognizing emotion in audio signals in real-time. An audio signal is detected and a rapid audio fingerprint is computed on a user's computing device.
Microsoft Corporation


01/14/16
20160014534 

Playback device calibration


Examples described herein involve calibrating a playback device for a playback environment based on audio signals detected by a microphone of a network device as the network device moves about the playback environment. While the playback device is playing a first audio signal and the network device is moving within the playback environment from a first physical location to a second physical location, the network device may detect by a microphone of the network device, a second audio signal.
Sonos, Inc.


01/14/16
20160014452 

Digital broadcasting reception performing lean-back control


Disclosed herein are a digital broadcasting reception system and method for lean-back control. The broadcasting reception system includes an rcu configured to input a command for entering into second device control mode, a broadcasting receiver configured to enter second device control mode when a signal of a specific key is received from the rcu, connect with a second device, and send a predetermined command value of the signal received from the rcu to the second device so that the second device is controlled in accordance with a common rcu manipulation manner, a tv terminal configured to output videos and audio signals output by the broadcasting receiver, and the second device configured to operate in response to control of the broadcasting receiver according to the common rcu manipulation manner after being connected to the broadcasting receiver..
Humax Co., Ltd.


01/14/16
20160014373 

Dynamic locale based aggregation of full duplex media streams


A cloud-based video/audio conferencing system and method performs locale based aggregation of a full duplex media stream to organize multiple connections to a conference call that originate from the same physical location or a shared locale. The cloud-based video/audio conferencing system performs synchronization of the microphone and speaker audio signals of the same-locale connections.
Biba Systems, Inc.


01/14/16
20160012828 

Wind noise reduction for audio reception


Wind noise reduction is described for audio signals received in a device. In one embodiment, an audio signal is decomposed into a plurality of sub-bands, the audio signal including wind noise, a first sub-band of the plurality of sub-bands low-pass filtered, wind noise is removed from the first sub band and the first sub-band is combined with the other sub-bands after removing wind noise..

01/14/16
20160012827 

Smart speakerphone


Embodiments are directed towards a speaker/microphone system. Each microphone in a microphone array generate an audio signal based on sound in a physical space.
Cambridge Silicon Radio Limited


01/14/16
20160012814 

Motor vehicle noise management


A device and method that is configured to control the operation of a motor vehicle cabin active sound management (asm) system that uses an asm controller to control operation of one or more sound transducers that transmit audio signals in the cabin so as to alter vehicle powertrain-related sounds in the cabin, wherein the motor vehicle further comprises a mobile telephone system that is configured to receive incoming mobile telephone calls and transmit outgoing mobile telephone calls. The device can include a controller that is configured to receive from the mobile telephone system an indication that a mobile telephone call is incoming or an outgoing call is being initiated.
Bose Corporation


01/14/16
20160012714 

Emergency notification device and system


An audio warning monitoring device, system and method including an audio detector, one or more audio screens to determine if monitored sound is an alarm, a processor or logic device to potentially analyze sound data and then instruct a transmitter to send a message with the monitoring device identification and signals representing sound detected by the audio detector to a server. The computer server analyzes the message and authenticates the audio detector, looks up user data associated with the detector, and contacts a user from previously stored user data in order to notify of the alert and then relay the audio signals in an audio file.
Belkin International, Inc.


01/07/16
20160006879 

Audio capture and render device having a visual display and user interface for audio conferencing


A method in a soundfield-capturing endpoint and the capturing endpoint that comprises a microphone array capturing soundfield, and an input processor pre-processing and performing auditory scene analysis to detect local sound objects and positions, de-clutter the sound objects, and integrate with auxiliary audio signals to form a de-cluttered local auditory scene that has a measure of plausibility and perceptual continuity. The input processor also codes the resulting de-cluttered auditory scene to form coded scene data comprising mono audio and additional scene data to send to others.
Dolby Laboratories Licensing Corporation


01/07/16
20160005410 

System, apparatus, and audio fingerprinting and database searching for audio identification


Client device for audio fingerprinting and database searching for audio identification comprises processor; audio fingerprint (“fp”) generator, query fp storage, fp database storage that stores audio fp database, signature generator, searching module, and display device. Audio fp generator receives audio signals recorded by client device, and generate audio fp of the recorded audio signals that is a query fp stored in query fp storage.

01/07/16
20160005408 

Three-dimensional sound compression and over-the-air-transmission during a call


A method for encoding three dimensional audio by a wireless communication device is disclosed. The wireless communication device detects an indication of a plurality of localizable audio sources.
Qualcomm Incorporated


01/07/16
20160005406 

Methods for controlling the inter-channel coherence of upmixed audio signals


Audio characteristics of audio data corresponding to a plurality of audio channels may be determined. The audio characteristics may include spatial parameter data.
Dolby Laboratories Licensing Corporation


01/07/16
20160004499 

Single-channel or multi-channel audio control interface


A method of processing audio may include receiving, by a computing device, a plurality of real-time audio signals outputted by a plurality of microphones communicatively coupled to the computing device. The computing device may output to a display a graphical user interface (gui) that presents audio information associated with the received audio signals.
Qualcomm Incorporated


01/07/16
20160004405 

Single-channel or multi-channel audio control interface


A method of processing audio may include receiving, by a computing device, a plurality of real-time audio signals outputted by a plurality of microphones communicatively coupled to the computing device. The computing device may output to a display a graphical user interface (gui) that presents audio information associated with the received audio signals.
Qualcomm Incorporated


12/31/15
20150382093 

Noise reducing memory foam earbuds


A noise reducing memory foam earbud comprising of a speaker assembly to receive electrical signals and to convert the electrical signals into audio signals, a housing, an elongated speaker canal tube built into the end of the housing and a memory foam fitted around the elongated speaker canal tube covering the whole body of the elongated speaker canal tube wherein the audio signals generated by the speaker assembly passes through the elongated speaker canal tube without any obstruction and when the noise reducing memory foam earbud is pushed into the ear canal of a user, said memory foam conforms to the irregular shape of ear canal and the noise reducing memory foam earbud gets firmly, securely and comfortably lodged into the ear canal thus reducing ingress of ambient noise into the ear canal and preventing leakage of audio signals generated by the speaker assembly out of the ear canal.. .

12/31/15
20150381296 

Wireless transmission of sound signals to multiple discrete speakers


Systems and methods for wireless communication of sound signals to multiple discrete speakers to establish a rich wireless audio system for use in multiple environments is provided. In one embodiment of the present disclosure, a computing device receives a multiplexed audio signal containing multiple audio channels and demultiplexes the signal and transmits separate demultiplexed signals to wireless speakers, where the separate wireless signals are played by the individual wireless speakers.

12/31/15
20150380054 

Method and synchronizing audio and video signals


A method, apparatus and computer program product are provided to synchronize audio signals with video images that are replayed with a modified motion. In a method, a trajectory is determined for each audio object of an audio signal.
Nokia Corporation


12/31/15
20150379999 

System for perceived enhancement and restoration of compressed audio signals


A system for processing compressed audio includes a signal enhancer module configured to generate one or more signal treatments. The one or more signal treatments may be generated by the signal enhancer module based on analysis of the incoming audio signal.
Harman International Industries, Incorporated


12/24/15
20150373475 

Parametric wave field coding for real-time sound propagation for dynamic sources


The techniques discussed herein may facilitate real-time computation and playback of a propagated signal(s) perceived at a listener location in a three-dimensional environment in response to reception of a desired anechoic signal at a source location in the three-dimensional environment. The propagated audio realistically accounts for dynamic signal sources, dynamic listeners, and effects caused by the geometry and composition of the three-dimensional environment.
Microsoft Corporation


12/24/15
20150373468 

Proximity discovery using audio signals


Various technologies pertaining to computing data that is indicative of a location of a client computing device are described herein. A client computing device is configured to capture an audio signal, the audio signature being indicative of acoustics of surroundings of the client computing device.
Microsoft Corporation


12/24/15
20150373453 

Multi-aural mmse analysis techniques for clarifying audio signals


Techniques for processing audio signals include removing noise from the audio signals or otherwise clarifying the audio signals prior to outputting the audio signals. The disclosed techniques may employ minimum mean squared error (mmse) analyses on audio signals received from a primary microphone and at least one reference microphone, and to techniques in which the mmse analyses are used to reduce or eliminate noise from audio signals received by the primary microphone.
Cypher, Llc


12/24/15
20150372654 

System and dynamically mixing audio signals


A system and method for dynamically mixing audio signals may calculate a signal amplitude for each of two or more audio signals. The signal amplitude may be the absolute value of the audio signal.
2236008 Ontario Inc.


12/24/15
20150371654 

Echo control through hidden audio signals


A method (800) for determining an estimate (215, 261) of an echo path property of an electronic device (200, 250, 300, 600). The electronic device is configured to render a total audio signal using a loudspeaker (102), and the electronic device is configured to record an echo of the rendered audio signal using a microphone (103), thereby yielding a recorded audio signal (112).
Dolby Laboratories Licensing Corporation


12/24/15
20150371649 

Processing audio signals with adaptive time or frequency resolution


In one aspect, a method for processing an encoded audio signal is disclosed. The method includes decoding the encoded audio signal to obtain a time-domain audio signal and then analyzing the time-domain audio signal with an analysis filter bank to obtain a plurality of complex-valued subband samples in a first frequency region.
Dolby Laboratories Licensing Corporation


12/24/15
20150370435 

Displaying information related to content playing on a device


A computer-implemented method includes: detecting whether a user is watching media content; after detecting that the user is watching media, presenting on a user device a first affordance providing a first user-selectable election to receive information on entities relevant to the media content; in response to user selection of the election: sampling at the user device program information from the media content including one or more of audio signals and subtitles, and sending the program information to a server, which identifies the media content and generates one or more second user-selectable user elections for the identified media content and sends to the user device one or more second affordances providing the second user-selectable elections; displaying the second affordances on the user device; and in response to user selection of one of the second affordances, displaying on the user device information on a respective entity relevant to the media content.. .
Google Inc.


12/17/15
20150365759 

Exploiting visual information for enhancing audio signals via source separation and beamforming


A system for exploiting visual information for enhancing audio signals via source separation and beamforming is disclosed. The system may obtain visual content associated with an environment of a user, and may extract, from the visual content, metadata associated with the environment.
At&t Intellectual Property I, L.p.




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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