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Searching: audio signal





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Patent # Description
US-1,075,8814 Video game controller
A video game controller can automatically operate as a video game controller with audio capability and a video game controller without audio capability based...
US-1,075,7537 User positioning method, information push method, and related apparatus
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for locating a client terminal are provided. One of the methods...
US-1,075,7529 Binaural audio reproduction
A method including providing an input audio signal in a first path and applying an interpolated head-related transfer function (HRTF) pair based upon a...
US-1,075,7527 Crosstalk cancellation b-chain
Embodiments relate to b-chain processing for a spatially enhanced audio signal. A system includes a b-chain processor. The b-chain processor determines...
US-1,075,7519 Neural network-based parameter estimation of loudspeakers
A technique for estimating a set of parameter values for a lumped parameter model of a loudspeaker. The technique includes determining, via a neural network...
US-1,075,7514 Method of suppressing an acoustic reverberation in an audio signal and hearing device
A method of suppressing an acoustic reverberation in an audio signal includes providing an audio signal, carrying out a first level measurement of the audio...
US-1,075,7512 Multi-source audio amplification and ear protection devices
Apparatus and methods for multi-source audio amplification and ear protection devices are provided herein. In certain configurations, an audio amplification and...
US-1,075,7507 Sound shaping apparatus
In accordance with some embodiments, an apparatus for privacy protection is provided. The apparatus includes an audio output device arranged to output sound...
US-1,075,7506 Amplifier circuit for a parametric transducer and a related audio device
An amplifier circuit for a parametric transducer, comprising: a signal processor for processing an input signal into first and second signals; and at least a...
US-1,075,7500 Wearable audio device with head on/off state detection
Various implementations include wearable audio devices and related methods for controlling such devices. Some approaches include controlling a wearable audio...
US-1,075,7240 Headset-enabled ad-hoc communication
In one example, a first headset establishes a connection with a second headset that is associated with a target participant. The first headset obtains, via the...
US-1,075,6755 Adaptive audio codec system, method and article
An encoder generates quantized signal words based on a difference signal. The encoder includes an adaptive quantizer. A step size applied by the adaptive...
US-1,075,6691 Automatic volume control for combined game and chat audio
A system comprising audio processing circuitry is provided. The audio processing circuitry is operable to receive audio signals. The audio processing circuitry...
US-1,075,5731 Apparatus, method, and non-transitory computer-readable storage medium for storing program for utterance...
A method for utterance section detection includes: executing pitch gain calculation processing that includes calculating a pitch gain indicating an intensity of...
US-1,075,5728 Multichannel noise cancellation using frequency domain spectrum masking
A system configured to improve noise cancellation by using portions of multiple reference signals instead of using a complete reference signal. The system...
US-1,075,5727 Directional speech separation
A system configured to perform directional speech separation. The system may dynamically associate direction-of-arrivals with one or more audio sources in order...
US-1,075,5726 Detection and suppression of keyboard transient noise in audio streams with auxiliary keybed microphone
Provided are methods and systems for enhancing speech when corrupted by transient noise (e.g., keyboard typing noise). The methods and systems utilize a...
US-1,075,5722 Multiband audio signal dynamic range compression with overshoot suppression
Provided is an audio-signal dynamic-range-compression system. An input line accepts an input signal. A filter set coupled to the input line divides the input...
US-1,075,5720 Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a...
A multi-channel audio decoder for providing at least two output audio signals on the basis of an encoded representation is configured to perform a weighted...
US-1,075,5708 Operating a voice response system based on non-human audio sources
Methods, systems and computer program products for operating a voice response system based on non-human audio sources are provided. Aspects include receiving,...
US-1,075,5704 Information processing apparatus
An information processing apparatus identifies, by using an audio signal acquired by collecting a user's voice, evaluation target time that includes at least...
US-1,075,5690 Directional noise cancelling headset with multiple feedforward microphones
A headphone device includes a speaker housing, a first feedforward microphone, and a second feedforward microphone. The first feedforward microphone is coupled...
US-1,075,5463 Audio-based face tracking and lip syncing for natural facial animation and lip movement
In one embodiment, a method includes receiving an audio signal comprising a plurality of speech units, processing the audio signal to associate each of the...
US-1,075,4804 Application processor for low power operation, electronic device including the same and method of operating the...
An application processor includes a system bus, a host processor, a voice trigger system and an audio subsystem that are electrically connected to the system...
US-1,075,4614 Mood detection and/or influence via audio playback devices
In some embodiments, a method comprises receiving a first signal indicative of a current emotional state of a user, receiving a second signal corresponding to a...
US-1,075,4608 Augmented reality mixing for distributed audio capture
A method including determining and tracking a position of an observed sound source to an observation point at an audio monitoring device; determining an...
US-1,075,4607 Receiver and decoder for extreme low power, unterminated, multi-drop serdes
Systems and methods for multi-threshold sensing at an audio receiver, and systems and methods for calibrating an audio system to optimize for the specific...
US-1,075,4428 Systems, methods, and devices for audio-tactile mapping
A method may include acquiring an audio signal, generating a haptic signal at frequencies that are based on a shift in frequencies of the audio signal, thereby...
US-1,075,3965 Spectral-dynamics of an audio signal
A method of analyzing and displaying spectral-dynamic properties of an audio signal, including measuring a level over time in multiple neighboring...
US-1,075,3791 Dual-channel laser audio monitoring system
A multi-channel remote audio monitoring device based on a heterodyne interferometric laser Doppler vibrometer. The multi-channel remote audio monitoring device...
US-1,075,3561 Multiple functions LED night light
The Multiple function LED night light not only offering even brightness surface light or indicator light under predetermined colors, functions, effects by...
US-1,075,1025 Enhanced stethoscope device and methods
An enhanced stethoscope device and method for operating the enhanced stethoscope are provided. The enhanced stethoscope device generally operates by providing...
US-1,075,0305 Method for processing VR audio and corresponding equipment
A method for processing a virtual reality (VR) audio and a corresponding equipment are provided. The method includes acquiring, by a transmitting terminal of a...
US-1,075,0282 Acoustic perimeter for reducing noise transmitted by a communication device in an open-plan environment
The amount of far-field noise transmitted by a primary communication device in an open-plan office environment is reduced by defining an acoustic perimeter of...
US-1,075,0117 Method and apparatus for transmitting and receiving audio over analog video transmission over a single coaxial...
A method and system for transmitting and receiving an audio signal over a video signal in a single cable. The method and system including receiving an analog...
US-1,074,9488 Programmably configured switchmode audio amplifier
A multi-channel switchmode audio amplifier is configured by a programmed processor such that each channel drives separate loads, is connected in parallel or is...
US-1,074,9486 Class D amplifier current feedback
The technology described in this document can be embodied in an audio power amplifier that includes a pair of switching devices, drive circuitry for driving the...
US-1,074,8554 Audio source identification
Embodiments facilitating audio source identification are provided. A computer-implemented method comprises: receiving, by a device operatively coupled to one or...
US-1,074,8553 Distortion sensing, prevention, and distortion-aware bass enhancement
Systems and methods to provide distortion sensing, prevention, and/or distortion-aware bass enhancement in audio systems can be implemented in a variety of...
US-1,074,8550 Methods, apparatus and computer programs for noise reduction for spatial audio signals
A method, apparatus and computer program including: obtaining a spatial audio signal from a plurality of microphones; dividing the obtained spatial audio signal...
US-1,074,8549 Audio signal processing for noise reduction
A headphone, headphone system, and speech enhancing method is provided to enhance speech pick-up from the user of a headphone and includes receiving a plurality...
US-1,074,8541 Multimodal transmission of packetized data
A system of multi-modal transmission of packetized data in a voice activated data packet based computer network environment is provided. A natural language...
US-1,074,8531 Management layer for multiple intelligent personal assistant services
Performing speech recognition in a multi-device system includes receiving a first audio signal that is generated by a first microphone in response to a verbal...
US-1,074,8516 Optimal mixing matrices and usage of decorrelators in spatial audio processing
An apparatus for generating an audio output signal is provided. The audio output signal has two or more audio output channels and is generated from an audio...
US-1,074,8133 Transaction management based on audio of a transaction
An example transaction analysis platform is described herein. The transaction analysis platform may analyze an audio signal to determine whether a user is...
US-1,074,7492 Signal processing apparatus, signal processing method, and storage medium
A signal processing apparatus for controlling an audio signal related to playback of sound to be performed together with playback of video that is based on a...
US-1,074,7231 Identification of audio signals in surrounding sounds and guidance of an autonomous vehicle in response to the same
Embodiments include apparatuses, systems, and methods for a computer-aided or autonomous driving (CA/AD) system to identify and respond to an audio signal,...
US-1,074,6872 System of tracking acoustic signal receivers
Disclosed is a system of tracking location of the listener's ears for 3D perception of audio signals sent from an array of acoustic sources. In addition to the...
US-1,074,6407 Audio signal driven analog flame display
A "flame show" is responsive to an audio input signal such as music. A base unit including an analog base unit controller circuit is arranged to receive an...
US-1,074,4323 Cochlear implant system
There is provided a cochlear implant system, comprising a sound processor for generating an auditory nerve stimulation signal from an input audio signal; an...
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