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Searching: audio signal





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Patent # Description
US-9,374,054 Low delay real-to-complex conversion in overlapping filter banks for partially complex processing
An arrangement of overlapping filter banks comprises a synthesis stage and an analysis stage. The synthesis stage receives a first signal segmented into time...
US-9,373,911 Waterproof audio connector
The present invention is to provide a waterproof audio connector which includes an isolation base mounted in the electronic device, having an inserting port and...
US-9,373,343 Method and system for signal transmission control
An audio signal with a temporal sequence of blocks or frames is received or accessed. Features are determined as characterizing aggregately the sequential audio...
US-9,373,341 Method and system for bias corrected speech level determination
Method for measuring level of speech determined by an audio signal in a manner which corrects for and reduces the effect of modification of the signal by the...
US-9,373,339 Speech intelligibility enhancement system and method
A speech intelligibility enhancement (SIE) system and method is described that improves the intelligibility of a speech signal to be played back by an audio...
US-9,373,337 Reconstruction of a high-frequency range in low-bitrate audio coding using predictive pattern analysis
A predictive pattern high-frequency reconstruction system and method that finds patterns in high-frequency components of an audio signal, encodes the audio...
US-9,373,335 Processing audio objects in principal and supplementary encoded audio signals
Methods and apparatuses are disclosed that can combine audio content from two encoded input signals into a new encoded output signal without requiring a decode...
US-9,373,333 Method and apparatus for processing an audio signal
A method for decoding an audio signal, receiving a downmix signal having at least one independent object and a background object downmixed therein receiving...
US-9,373,331 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal...
An error concealment method and apparatus for an audio signal and a decoding method and apparatus for an audio signal using the error concealment method and...
US-9,373,329 Speech recognition with parallel recognition tasks
The subject matter of this specification can be embodied in, among other things, a method that includes receiving an audio signal and initiating speech...
US-9,373,318 Signal rate synchronization for remote acoustic echo cancellation
A system may be configured to interact with a user through speech using a first and second audio devices, where the first device produces audio and the second...
US-9,373,313 System and method of storing and accessing musical performance on remote server
A musical system uses a musical instrument with a first communication link and music related accessory with a second communication link for transmitting and...
US-9,373,268 Speech aid system
A speech aid system includes a tube for mounting at a tracheostomy of a user, a voice parameter acquiring device mounted to the tube and generating a voice...
US-9,373,266 Musical instructional player
A segmented, interactive audio-visual content progress bar and method of use whose divisions provide an information and instructional index of performance...
US-9,372,251 System for spatial extraction of audio signals
A sound processing system receives an audio input signal that includes at least two different input channels of audio content. The sound processing system...
US-9,370,727 Interactive synthesizer hoop instrument
A hoop containing lights (LEDs or EL wires) that vary output, based on, for example, movement of the user, through the use of electromechanical and electronic...
US-9,370,667 Double helix conductor for medical applications using stem cell technology
An electrical system controlled, driven by and/or based on one or both of naturally occurring electrophysiological signals in a patient's body and/or digital...
US-9,370,335 Physiological acoustic monitoring system
A physiological acoustic monitoring system receives physiological data from an acoustic sensor, down-samples the data to generate raw audio of breathing sounds...
US-9,370,081 System and method for a delayed light switch network
A delayed light switch system and method is described herein. Such delayed light switch system can comprise a microphone in a first zone, a light switch, and a...
US-9,369,818 Filtering with binaural room impulse responses with content analysis and weighting
A device comprising one or more processors is configured to apply adaptively determined weights to a plurality of channels of the audio signal to generate a...
US-9,369,817 Broad sound field loudspeaker system
A three channel speaker system is provided that includes a three-channel processor to receive a signal from an audio source, where the speaker system includes a...
US-9,369,813 BTE hearing aid having two driven antennas
A behind the ear hearing aid includes: a signal processor for processing a first audio signal into a second audio signal compensating a hearing loss of a user...
US-9,369,800 Intrinsically safe audio circuit for a portable two-way radio
An intrinsically safe audio circuit and intrinsically safe portable two-way radio device meet conventional audio output requirements and intrinsically safe...
US-9,369,798 Internal dynamic range control in an adaptive noise cancellation (ANC) system
A personal audio device, such as a headphone, includes an adaptive noise canceling (ANC) circuit that adaptively generates an anti-noise signal using one or...
US-9,369,797 Display apparatus, display system, and control method thereof
Exemplary embodiments disclose a display apparatus, a display system, and a control method thereof, the display apparatus including: an image processing device...
US-9,369,793 Audio playback system, earphone and method for controlling audio playback system
An audio playback system includes an earphone and an audio device. The earphone includes a first earphone body, a second earphone body, a first sensing unit...
US-9,369,789 Speaker device
A cabinet to which a speaker unit is attached is configured to have an enclosed space where sound waves outputted from the rear surface of the speaker unit are...
US-9,369,774 System and method for controlling home network devices using multicast enabled remote controls
A system, method, and article of manufacture for controlling home network devices using a multicast enabled remote control. The system includes a plurality of...
US-9,369,764 Method and system for a media processor
A system that incorporates teachings of the present disclosure may include, for example, a presentation device having a controller that performs operations...
US-9,369,762 Audience measurement systems, methods and apparatus
Example method disclosed herein to determine source information for media presented by a media device include identifying successive media segments of the...
US-9,369,557 Frequency-dependent sidetone calibration
A personal audio device includes a sidetone circuit with one or more adjustable coefficients that generates a sidetone signal from the output of a first...
US-9,369,272 Serial time-division-multiplexed bus with bidirectional synchronization/control word line
One feature pertains to the synchronization of a serial time-division-multiplexed bus interconnecting an audio processing subsystem (i.e. a local node) with an...
US-9,369,113 Impedance adjusting device
An impedance adjusting device includes a power output port, a ground terminal, a capacitor assembly including at least one capacitor, and a power output port....
US-9,369,104 Audio output balancing
An example implementation involves a first playback device receiving a first audio signal comprising content in a first frequency range to be played by the...
US-9,369,102 Methods and apparatus for processing audio signals
A method for processing an audio signal (i(t)), comprises: receiving a first set (x(t)) of time-varying signals representing a first sound comprised in the...
US-9,368,128 Enhancement of multichannel audio
The invention relates to audio signal processing. More specifically, the invention relates to enhancing multichannel audio, such as television audio, by...
US-9,368,127 Method and device for providing distributed telepresence service
There is provided a method of determining a main speaker that is performed by a first terminal participating in a distributed telepresence service. The method...
US-9,368,124 Computer implemented system for audio watermarking
A computer implemented system for audio watermarking for providing robust and blind audio watermarking. The system comprises a watermark embedding system...
US-9,368,123 Methods and apparatus to perform audio watermark detection and extraction
Methods and apparatus to perform audio watermark detection and extraction are disclosed. An example method includes sampling a media signal to generate samples,...
US-9,368,121 Adaptations of analysis or synthesis weighting windows for transform coding or decoding
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-9,368,112 Method and apparatus for detecting a voice activity in an input audio signal
The disclosure provides a method and an apparatus for detecting a voice activity in an input audio signal composed of frames. A noise characteristic of the...
US-9,368,103 Estimation system of spectral envelopes and group delays for sound analysis and synthesis, and audio signal...
For high-accuracy analysis and high-quality synthesis of voice sound (singing and speech), provided herein are a system and a method for estimating from an...
US-9,368,099 Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
A personal audio device, such as a wireless telephone, includes noise canceling circuit that adaptively generates an anti-noise signal from a reference...
US-9,368,031 Vehicle surface tinting for visual indication of environmental conditions
Environmental hazards and safe conditions can be indicated to an operator of a vehicle. An audio signal of varying intensities can be played to indicate the...
US-9,368,005 Sound to haptic effect conversion system using mapping
A haptic conversion system is provided that intercepts audio data, such as a digital audio signal, analyzes the audio data in frequency, and divides the...
US-9,366,560 Detector for detecting a change in a fluid level and generating a digital signal
A detector for detecting a change in a fluid level and generating a digital signal uses a light source and a photodetector mounted diametrically on a tube in a...
US-9,363,615 Delay measurement apparatus and delay measurement method for network music session
In this system, a terminal A retrieves terminal's input delay time Tia from input of an audio signal to start of transmission of the audio signal, transmission...
US-9,363,612 Method for operating a hearing device and a hearing device
The present invention proposes a method for operating a hearing device capable of receiving a plurality of input signals (i1, . . . , i5). The method comprises...
US-9,363,603 Surround audio dialog balance assessment
A surround audio dialog balance assessment method, apparatus, and system as disclosed herein is an audio monitor or is associated with an audio monitor....
US-9,363,599 Systems and methods for protecting a speaker
In accordance with these and other embodiments of the present disclosure, systems and methods may include a controller configured to be coupled to an audio...
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