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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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