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8175304 |
Compact loudspeaker system
A loudspeaker configuration capable of generating stereophonic sound separation from relatively loudspeaker drivers that are not necessarily widely separated. For example, such a loudspeaker...
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8175287 |
Sound device
A sound device includes an input terminal for electronic signal input; a line out terminal adapted to output electronic signals input on the input terminal to an external area; a delay arrangement...
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8175303 |
Electronic apparatus for vehicle, and method and system for optimally correcting sound field in vehicle
A sound field in a vehicle can be further readily and optimally corrected without forcing a user to do troublesome work. As an embodiment of the present invention, a measurement sound emitted...
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8175292 |
Audio signal processing
A method for processing and transducing audio signals. An audio system has a first audio signal and a second audio signal that have amplitudes. A method for processing the audio signals includes...
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8175280 |
Generation of spatial downmixes from parametric representations of multi channel signals
A headphone down mix signal can be efficiently derived from a parametric down mix of a multi-channel signal, when modified HRTFs (head related transfer functions) are derived from HRTFs of a...
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8175281 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Method and apparatus for a binaural hearing assistance system using monaural audio signals
The present application provides method and apparatus for a binaural hearing assistance system using a monaural audio signal input. The system, in various examples, provides adjustable delay/phase...
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8175867 |
Voice communication apparatus
A voice communication apparatus includes a communication portion that receives a plurality of frames including at least a first frame having first voice data and a second frame having second voice...
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8170193 |
Spatial sound conference system and method
The spatial sound conference system enables participants in a teleconference to distinguish between speakers even during periods of interruption and overtalk, identify speakers based on spatial...
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8170222 |
Augmented reality enhanced audio
A device and method for providing augmented reality enhanced audio. The device is portable and may include a location processing module capable of receiving location information and determining a...
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8160259 |
Audio signal processing apparatus, audio signal processing method, and program
An audio signal processing apparatus includes a localization direction detector that detects localization directions of two-channel input audio signals, a localization direction distribution...
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8160260 |
Circuit and program for processing multichannel audio signals and apparatus for reproducing same
A circuit for processing multichannel audio signals, comprises a frequency characteristics correction device and an output device. The frequency characteristics correction device corrects frequency...
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8160281 |
Sound reproducing apparatus and sound reproducing method
A sound reproducing apparatus and a sound reproducing method. The sound reproducing apparatus includes an actual listening environment feature function database where an actual listening space...
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8160280 |
Apparatus and method for controlling a plurality of speakers by means of a DSP
In a reproduction environment, speakers are grouped in directional groups, wherein the directional groups overlap with respect to the associated speakers so that speakers are present which have a...
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8155324 |
Voice processor, voice processing method, program, and information recording medium
A calculating unit (201) arranges a three-dimensional spatial body containing a listening point within a virtual space in a voice processor (200). The three-dimensional spatial body is constituted...
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8155323 |
Method for improving spatial perception in virtual surround
A method for improving the spatial perception of multiple sound channels when reproduced by two loudspeakers, generally front-located with respect to listeners, each channel representing a...
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8155358 |
Method of simultaneously establishing the call connection among multi-users using virtual sound field and computer-readable recording medium for implementing the same
Disclosed herein is a method of simultaneously establishing the call connection among multi-users using a virtual sound field, in which when a plurality of users simultaneously make a...
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8155357 |
Apparatus and method of reproducing a 7.1 channel sound
A method and an apparatus to reproduce a 7.1 channel encoded sound through a 5.1 channel speaker system are provided. The apparatus includes a decoder to separate a 7.1 channel audio bitstream into...
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8150068 |
Array speaker system
Signals on respective RL, FL, C, FR, RR channels are divided into high frequency signals and low frequency signals by HPFs and LPFs respectively. The low frequency signals on the RL, FL, and C...
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8139774 |
Multi-element directional acoustic arrays
An audio system including a left input channel signal, a right input channel signal, and a discrete center input channel. Circuitry removes correlated content from the left input channel signal and...
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8139773 |
Method and an apparatus for decoding an audio signal
An apparatus and method for receiving a downmix signal including at least one object signal, and a bitstream including object information and downmix channel level difference. When the downmix...
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8135137 |
Sound image localization apparatus
The present invention is to provide a sound image localization apparatus which can prevent the lowering of the amplitude of the sound image localizing signal, the occurrence of clipping, and...
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8135151 |
Audio signal reproduction device and audio signal reproduction system
In an audio signal reproduction device and an audio signal reproduction system of the present invention, an SLch sound is reproduced as a mixed sound that is adjusted appropriately by two speakers...
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8128497 |
Game machine, game machine control method, information recording medium, and program
To output sounds generated by multiple objects disposed in a virtual space in as easy a manner as possible while giving live feelings, a storage unit (202) of a game machine (201) stores...
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8130974 |
Vehicular active sound control system
An ASC generates a control signal based on an engine rotation frequency detected by an engine rotational speed detecting means, and a speaker outputs a sound effect depending on the control signal...
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8130988 |
Method and apparatus for reproducing audio signal
An audio signal is supplied to a loudspeaker array to perform wavefront synthesis. A virtual sound source is produced at an infinite distance using wavefront synthesis. A propagation direction of a...
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8130977 |
Cluster of first-order microphones and method of operation for stereo input of videoconferencing system
An arbitrarily positioned cluster of three microphones can be used for stereo input of a videoconferencing system. To produce stereo input, right and left weightings for signal inputs from each of...
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8130966 |
Method for performance measurement and optimization of sound systems using a sliding band integration curve
A method for performance measurement and optimization of sound systems using electroacoustic measurements and a sliding band integration curve. Nearfield and spatially and temporally averaged...
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8126152 |
Method and arrangement for a decoder for multi-channel surround sound
The basic concept of the present invention is to extrapolate a partially known spatial covariance matrix of a multi-channel signal in the parameter domain. The extrapolated covariance matrix is...
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8126151 |
Audio signal processing circuit
An audio signal processing circuit comprising: a holding circuit configured to receive a clock signal and set data corresponding to the clock signal, and to hold the set data; a processing circuit...
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8121297 |
Signal processing device and sound image orientation apparatus
A signal processing device includes a filter that is set to frequency characteristics in which a dip existing in an intermediate and high frequency range is smoothed in the frequency...
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8116468 |
Stereophonic sound reproduction device
A stereophonic sound reproduction device has a sound amplifying device that amplifies multi channel surround sound signals for respective channels and outputs the multi channel surround sound...
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8116476 |
Audio signal receiving apparatus, audio signal receiving method and audio signal transmission system
An audio signal receiving apparatus includes a sound source information receiving portion to receive sound source information containing sound source type information indicating a sound source type...
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8116465 |
Measuring apparatus and method, and recording medium
A sound measuring apparatus includes an impulse response obtaining section obtaining an impulse response, a positive transform section performing a positive transform on the impulse response...
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8111829 |
Method and apparatus for encoding and decoding stereo signal and multi-channel signal
Provided are a method and apparatus for encoding and decoding a stereo signal or a multi-channel signal. According to the method and apparatus, a stereo signal or a multi-channel signal can be...
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8111099 |
Multi-channel audio playback apparatus and method
A multi-channel audio playback apparatus including a channel interface, a first switching amplifier and a second switching amplifier is provided. The channel interface is used to receive...
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8107635 |
Auditory prosthesis, a method and a system for generation of a calibrated sound field
An auditory prosthesis (14, 14′) is adapted for compensation of hearing loss and for sound pressure determination. During calibration of the sound field to be used during fine-tuning of the a...
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8107631 |
Correlation-based method for ambience extraction from two-channel audio signals
A method of ambience extraction includes analyzing an input signal to determine the time-dependent and frequency-dependent amount of ambience in the input signal, wherein the amount of ambience is...
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8107634 |
High intensity calibration device
A calibration device for calibrating a dynamic pressure sensor includes a power/control box and a portable calibration head disposed in electrical communication with the power/control box. The...
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8107632 |
Digital signal processing apparatus, method thereof and headphone apparatus
A digital signal processing apparatus in which a first digital filter reproduces that part of an impulse response that responds fast, and a decimation filter converts the output of a delay device...
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8098856 |
Wireless communications devices with three dimensional audio systems
Mobile terminals having three dimensional audio capabilities for making sound appear to originate from any location within a three dimensional space and to facilitate navigational movement among...
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8099183 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information that helps a bitstream including a...
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8094834 |
Remote auditory spatial communication aid
The present invention provides a means for two or more remotely-located individuals to communicate information about the spatial coordinates of a location of mutual interest in a more rapid,...
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8090116 |
Vehicle directional electroacoustical transducing
Vehicle audio systems including directional loudspeakers, particularly directional arrays. An exemplary audio system for a vehicle includes a plurality of audio channels. The vehicle includes a...
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8086448 |
Dynamic modification of a high-order perceptual attribute of an audio signal
Processing an audio signal associated with a sound recording made available to be rendered to an end user is disclosed. The audio signal is received. A high-order perceptual attribute of the audio...
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8085939 |
Stereophonic sound reproduction system for compensating low frequency signal and method thereof
A stereophonic sound reproduction system for compensating a low frequency signal and a method thereof, wherein a mono component signal for compensating low frequency signals which are attenuated...
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8085940 |
Rebalancing of audio
Rebalancing of an audio signal refers to achieving a balance of perceived loudness, typically of right and left channels, given an unbalanced input. A flexible method to automatically rebalance an...
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8085958 |
Virtualizer sweet spot expansion
Audio loudspeaker virtualizers and cross-talk cancellers and methods use a combination of interaural intensity difference and interaural time difference to define virtualizing filters. This allows...
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8081763 |
Efficient and scalable parametric stereo coding for low bitrate audio coding applications
The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by...
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8077881 |
Sound device
A sound device is provided with an input terminal for electronic signal input; a low pass filter adapted to filter electronic signals input to the input terminal and to output low frequency range...
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8077474 |
Variable equalizer apparatus
A variable equalizer apparatus for forward and/or reverse equalizers in an amplifier. The system can include a structure to allow continuous contact of the signal flow as an equalizer is removed;...
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