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Searching: audio signal





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Patent # Description
US-1,038,2877 Method and apparatus for rendering acoustic signal, and computer-readable recording medium
When a multi-channel signal, such as from a 22.2 channel, is rendered to a 5.1 channel, three-dimensional audio signals can be reproduced by use of a...
US-1,038,2875 Reverberation generation for headphone virtualization
The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room...
US-1,038,2864 Systems and methods for providing adaptive playback equalization in an audio device
In accordance with systems and methods of the present disclosure, a method may include receiving an error microphone signal indicative of an acoustic output of...
US-1,038,2849 Spatial audio processing apparatus
Apparatus including: an audio capture application configured to determine separate microphones from a plurality of microphones and identify a sound source...
US-1,038,2803 Display device and signal source switching method
A display device includes a USB Type-C connector module, an audio/video signal switching unit, a processing unit, and a display unit. The USB Type-C connector...
US-1,038,2657 Methods, systems, and products for alternate audio sources
Audio and video signals are synchronized for pleasing presentation of content. As content is streamed to a device, an audio portion may lag or lead a video...
US-1,038,2143 Method for increasing tone marker signal detection reliability, and system therefor
A method of and system for increasing the reliability of signal detection, that includes receiving at least one audio recording comprising at least one sound...
US-1,038,2092 Method and system for full duplex enhanced audio
A method, a device, and a non-transitory storage medium are described in which a full duplex system may use information from a user of the device as a basis to...
US-1,038,1994 Constrained nonlinear parameter estimation for robust nonlinear loudspeaker modeling for the purpose of smart...
A loudspeaker real-time state variable prediction system may include a loudspeaker having a voice coil and a magnet, and a non-linear excursion model configured...
US-1,038,1046 Apparatus and methods for recording audio and video
Audio/video recorders are presented for recording audio and video of various types of proceedings, including court proceedings. In some examples, audio/video...
US-1,038,1024 Method and apparatus for voice activity detection
A voice activity detection system (100) filters audio input frames (102), on a frame=by-frame basis through a gammatone filterbank (104) to generate filtered...
US-1,038,1016 Methods and apparatus for altering audio output signals
Methods, systems and computer readable media for altering an audio output are provided. In some embodiments, the system may change the original frequency...
US-1,038,1013 Method and device for metadata for multi-channel or sound-field audio signals
Conventional audio compression technologies perform a standardized signal transformation, independent of the type of the content. Multi-channel signals are...
US-1,038,1012 Audio decoder and method for providing a decoded audio information using an error concealment based on a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information includes an error concealment configured to provide an...
US-1,038,1008 Voice-based interactive network monitor
A network monitor system collects log entries from network appliances, each log entry including quantity context, first time context, first name context, and...
US-1,038,0991 Signal processing device, signal processing method, and program for selectable spatial correction of...
The present technology relates to a signal processing device, a signal processing method, and a program, which are capable of reproducing an acoustic field more...
US-1,038,0990 Active noise control simulated noise audio output for active noise control testing
A vehicle includes an engine and/or powertrain producing noise that is audible in a passenger compartment of the vehicle when the engine and/or powertrain is...
US-1,038,0989 Methods and apparatus for processing stereophonic audio content
A method of processing stereophonic audio content received in a first audio channel to be output to a first speaker and a second audio channel to be output to a...
US-1,038,0984 Modular electric guitar pedalboard
A modular instrument pedalboard is provided. The modular instrument pedalboard provides a plurality removably connectable pods, which may be effect pedal pods,...
US-1,038,0323 System and method for providing audiovisual feedback
A health monitoring system for receiving a medical test sample from a donating participant having a chronic disease of a plurality of such participants and...
US-1,037,9534 Drone flight control
A drone system and method. Audio signals are received via one or more microphones positioned relative to a location on a drone and one or more of the audio...
US-1,037,9386 Noise cancelling microphone apparatus
Example embodiments include a method of reducing noise include forming a main signal and one or more reference signals at a beam-former based on at least two...
US-1,037,5508 Audio speakers having upward firing drivers for reflected sound rendering
Embodiments are directed to upward-firing speakers that reflect sound off a ceiling to a listening location at a distance from a speaker. The reflected sound...
US-1,037,5505 Apparatus and method for generating a sound field
The disclosure relates to an apparatus for generating a sound field on the basis of an input audio signal. The apparatus comprises a plurality of transducers,...
US-1,037,5504 Mechanism to output audio to trigger the natural instincts of a user
There is a need to enable a wireless device to output signals such that the natural instincts of the user may be triggered. The present disclosure provides a...
US-1,037,5503 Apparatus and method for driving an array of loudspeakers with drive signals
A wave field synthesis apparatus for driving an array of loudspeakers with drive signals, the apparatus includes a sound field synthesizer for generating sound...
US-1,037,5502 Method and system for achieving self-adaptive surround sound
A method and a system for achieving a self-adaptive surround sound. The method comprises: recognizing specific positions of a room and a user in the room by...
US-1,037,5500 Propagation delay correction apparatus and propagation delay correction method
A propagation delay tune correction apparatus comprising a means for generating a frequency spectrum signal by performing short-term Fourier transform on an...
US-1,037,5496 Binaural dialogue enhancement
Methods for dialog enhancing audio content, comprising providing a first audio signal presentation of the audio components, providing a second audio signal...
US-1,037,5493 Audio test mode
An audio system receives an input signal and, if the input signal has a sparse representation in the frequency domain, comprising components at at least one...
US-1,037,5491 Hearing device with a barrier element
A hearing device, e.g. a hearing aid, having a protection system is disclosed. The device includes an input unit for receiving an acoustic signal from a user's...
US-1,037,5489 Audio system with integral hearing test
An audio circuit with an integral hearing test is disclosed. The circuit includes at least one variable gain amplifier (VGA) coupled to receive an audio signal...
US-1,037,5487 Method and device for filtering signals to match preferred speech levels
Described herein are methods and devices for mixing input signals from multiple audio input sources in a hearing device such as a hearing aid. In one...
US-1,037,5484 Hearing aid having level and frequency-dependent gain
An improved open-ear hearing aid to compensate for hearing loss includes a microphone for picking up incident sound and converting it to an electrical audio...
US-1,037,5476 Signature tuning filters
A method of providing audio information, said method comprising: (i) receiving audio filter settings in a client device; (ii) receiving audio data in the client...
US-1,037,5475 Systems and methods for compressing a digital signal in a digital microphone system
In accordance with embodiments of the present disclosure, a digital microphone system may include a microphone transducer and a digital processing system. The...
US-1,037,5473 Distributed environmental microphones to minimize noise during speech recognition
A device, system, and method whereby a speech-driven system used in an industrial environment distinguishes speech obtained from users of the system from other...
US-1,037,5472 Determining azimuth and elevation angles from stereo recordings
Input audio data, including first microphone audio signals and second microphone audio signals output by a pair of coincident, vertically-stacked directional...
US-1,037,5466 Redistributing gain to reduce near field noise in head-worn audio systems
In one embodiment, a gain redistribution application restructures gains associated with multiple microphones included in a head-worn audio system to minimize...
US-1,037,5440 Display device, server, and method of controlling the display device
A display device is provided. The display device includes an outputter configured to output a content including a plurality of content parts, a signal processor...
US-1,037,5340 Personalizing the learning home multi-device controller
Techniques for providing instruction to devices in the network are provided. For example, based at least in part on the list of currently active devices and the...
US-1,037,3630 Systems and methods for energy efficient and low power distributed automatic speech recognition on wearable devices
Methods, apparatus, systems and articles of manufacture are disclosed for distributed automatic speech recognition. An example apparatus includes a detector to...
US-1,037,3629 Audio signal encoding and decoding method, and audio signal encoding and decoding apparatus
An audio signal encoding and decoding method, an audio signal encoding and decoding apparatus, a transmitter, a receiver, and a communications system, which can...
US-1,037,3627 Companding system and method to reduce quantization noise using advanced spectral extension
Embodiments are directed to a companding method and system for reducing coding noise in an audio codec. A compression process reduces an original dynamic range...
US-1,037,3625 Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information
According to an aspect of the present invention an encoder for encoding an audio signal has an analyzer configured for deriving prediction coefficients and a...
US-1,037,3623 Apparatus and method for processing an audio signal to obtain a processed audio signal using a target...
Subject of the invention is an apparatus described by a schematic block diagram for processing an audio signal to obtain a processed audio signal. The apparatus...
US-1,037,3622 Coding and decoding devices and methods using analysis or synthesis weighting windows for transform coding or...
A method and device are provided for coding or decoding a digital audio signal by transform using analysis or synthesis weighting windows applied to sample...
US-1,037,3621 Audio decoder and method for providing a decoded audio information using an error concealment based on a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information includes an error concealment configured to provide an...
US-1,037,3611 Modification of electronic system operation based on acoustic ambience classification
Methods and systems for modification of electronic system operation based on acoustic ambience classification are presented. In an example method, at least one...
US-1,037,3608 Time-based frequency tuning of analog-to-information feature extraction
A sound recognition system including time-dependent analog filtered feature extraction and sequencing. An analog front end (AFE) in the system receives input...
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