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Searching: audio signal





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Patent # Description
US-8,831,232 Anti-noise earmuff device with Bluetooth module and audio signal processor
An anti-noise earmuff device includes an audio signal processor unit, a Bluetooth module, an audio mixer unit and an amplifier unit. The audio signal processor...
US-8,831,231 Audio signal processing device and audio signal processing method
An audio signal processing device includes a processing unit for convoluting head-related transfer functions with audio signals of a plurality of channels, and...
US-8,830,792 Mobile device localization using audio signals
Mobile device localization using audio signals is described. In an example, a mobile device is localized by receiving a first audio signal captured by a...
US-8,830,399 Method for combining data signals and video signals for transmission to video display units
A method capable of combining data signals and video signals for transmission to a video display unit. The method comprises the steps of generating a data...
US-8,830,396 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,830,162 System and method that generates outputs
The present invention relates to a system and method that generates outputs based on the operating position of a sensor which is determined by the biomechanical...
US-8,829,891 Digital multimeter
A digital multimeter includes a single chip processor, a sound chip connected to the single chip processor, a signal amplifying circuit, a speaker connected to...
US-RE45,126 Radio communication apparatus and radio communication method, radio communication system, recording medium, and...
The present invention relates to a radio communication apparatus and a radio communications method, a radio communication system, a recording medium, and a...
US-8,826,415 Automated device access
A method of unlocking a locked device includes receiving a device identifier over a wireless communication protocol, determining if the device identifier is...
US-8,826,360 Broadcasting method and broadcast signal receiving apparatus
A broadcasting method and a broadcast signal receiving apparatus is provided wherein auxiliary information, such as video and audio data for supplementing...
US-8,826,354 Method and system for testing closed caption content of video assets
A method and system for monitoring video assets provided by a multimedia content distribution network includes testing closed captions provided in output video...
US-8,826,329 Graphical user interface for a device having multiple input and output nodes
A graphical user interface (GUI) is described. The GUI includes first GUI elements that provide a visual representation of the nodes of an audio/video device....
US-8,825,496 Noise generation in audio codecs
The spectral domain is efficiently used in order to parameterize the background noise using a background noise estimator configured to determine a parametric...
US-8,825,468 Mobile wireless display providing speech to speech translation and avatar simulating human attributes
An apparatus includes a monocular display with a wireless communications interface, user input device, transmitter, and controller, and may provide a video link...
US-8,825,188 Methods and systems for identifying content types
System and methods are provided configured to reveal differences in content, such as commercial and program content. An input port may be configured to receive...
US-8,825,117 Device and method for augmenting cellular telephone audio signals
A system and method is described for augmenting cellular telephone signals for a cellular telephone. In an exemplary embodiment, a cellular battery is equipped...
US-8,825,020 Information access and device control using mobile phones and audio in the home environment
Embodiments of the present invention are directed toward systems, methods and devices for improving information access to and device control in a home...
US-8,824,956 Buffered audio system with synchronizing bus controller
A method includes receiving samples of audio data and storing the samples of audio data in a buffer. Each of the samples of audio data includes a plurality of...
US-8,824,825 Decoding device with nonlinear process section, control method for the decoding device, transmission system,...
Disclosed is a decoding device (300a) that outputs an output signal by receiving, as an input, an encoded signal including a signal in which an original signal...
US-8,824,715 Optical electro-mechanical hearing devices with combined power and signal architectures
An audio signal transmission device includes a first light source and a second light source configured to emit a first wavelength of light and a second...
US-8,824,711 Efficient convex optimization for real-time robust beamforming with microphone arrays
Disclosed herein, among other things, are methods and apparatus for improving speech intelligibility for speech-in-noise in audio processing and hearing...
US-8,824,703 Amplifier circuit
There is provided an audio amplifier circuit (200), comprising: an input, for receiving an input signal; an amplifier (205) for receiving a modified input...
US-8,824,699 Method of, and apparatus for, planar audio tracking
A planar audio tracking system comprises a square array of four microphones (M.sub.1, M.sub.2, M.sub.3, M.sub.4) arranged as first and second cross-dipole...
US-8,824,697 Passenger compartment communication system
A communication system for a passenger compartment includes at least two microphone arrays arranged within first and second regions, respectively, in the...
US-8,824,696 Headset signal multiplexing system and method
A system and method for supplying power to a headset, and for transmitting multiple signals generated in the headset to a terminal using frequency division...
US-8,824,693 Processing audio signals
Method, device and computer program product for processing audio signals at the device, the device comprising an audio output for outputting audio signals....
US-8,824,690 Apparatus and method for processing multi-channel audio signal using space information
An apparatus for and a method of processing a multi-channel audio signal using space information. The apparatus includes: a main coding unit down mixing a...
US-8,824,689 Apparatus for determining a spatial output multi-channel audio signal
An apparatus for determining a spatial output multi-channel audio signal based on an input audio signal and an input parameter. The apparatus includes a...
US-8,824,688 Apparatus and method for generating audio output signals using object based metadata
An apparatus for generating at least one audio output signal representing a superposition of at least two different audio objects comprises a processor for...
US-8,824,568 Device and method for decoding digital TV broadcast
For use as or in connection with a set-top box, a digital TV broadcast signal is decoded by processing its audio stream into and read from a FIFO buffer....
US-8,824,512 Interface circuit for receiving digital signals between devices
A video signal and an audio signal are TMDS transmitted from a source device to a sink device. Through a reserved line and a HPD line provided separately from a...
US-8,824,242 Methods, systems, and apparatus to calculate distance from audio sources
Systems, methods, articles of manufacture and apparatus are disclosed to calculate distance from audio sources. An example method disclosed herein includes...
US-8,823,874 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,823,585 Sensor-assisted location-aware mobile device
A GNSS enabled mobile device moves from a first area where GNSS signal quality and/or level is above a threshold to a second area where GNSS signal quality...
US-8,823,524 Method and apparatus for real time performance assessment
An apparatus for monitoring performance comprises two elements: a first element (4) for attaching to a human or animal, containing two or more of physiological,...
US-8,823,494 Systems and methods for wireless device connection and pairing
Systems and methods for wireless device connection and pairing are provided. Embodiments relate to automatic device connection or pairing by accessing or...
US-8,822,802 System and method for generating musical distortion in an audio amplifier
A guitar amplifier system is disclosed. Specific implementations for the guitar amplifier system may comprise an audio input for an audio signal, a preamplifier...
US-8,822,801 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-8,821,415 Physiological acoustic monitoring system
An acoustic monitoring system has an acoustic front-end, a first signal path from the acoustic front-end directly to an audio transducer and a second signal...
US-8,821,283 Wagering game audio ending in key of current state
In a wagering game machine, operations and systems are disclosed for ending wagering game audio in a key of the current state. In one embodiment, the use of...
US-8,819,717 Audio based methods and apparatus for detecting a channel change event
Methods and apparatus for detecting a channel change event are disclosed. An example method identifying at least one of a first muted audio condition or a first...
US-8,818,818 Audio encoding device, method, and program which controls the number of time groups in a frame using three...
[PROBLEMS] To provide a high-quality audio signal encoding technique by controlling the number of time/frequency groups in a frame. [MEANS FOR SOLVING PROBLEMS]...
US-8,818,811 Method and apparatus for performing voice activity detection
This application relates to a voice activity detection (VAD) apparatus configured to provide a voice activity detection decision for an input audio signal. The...
US-8,818,800 Off-axis audio suppressions in an automobile cabin
The suppression of off-axis audio in an audio environment is provided. Off-axis audio may be considered audio that does not originate from a region of interest....
US-8,818,798 Method and system for determining a perceived quality of an audio system
The invention relates to a method for determining a quality indicator representing a perceived quality of an output signal of an audio system with respect to a...
US-8,818,542 Method and device for reducing interference in an audio signal during a call
In order to reduce interference in an audio signal during a call on a mobile communication device, a plurality of transforms of the audio signal is performed,...
US-8,818,541 Cross product enhanced harmonic transposition
The present invention relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR). A system and a...
US-8,818,539 Audio encoding device, audio encoding method, and video transmission device
An audio encoding device includes, a time-frequency transform unit that transforms signals of channels included in an audio signal having a first number of...
US-8,818,537 Software monitor and control application for use with a digital audio studio suite
A crosspoint matrix for digital signal routing and control, the matrix realized by software code includes a plurality of configurable inputs adapted to accept...
US-8,818,008 Display apparatus and control method thereof
A display apparatus includes a display part to display an image thereon, a speaker to output sound, an audio input part to receive an audio signal, an audio...
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