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8175279 |
Integrated vehicle audio system
A loudspeaker, amplifier, media source, user interface, and mechanical interface are all contained in a single unit. The unit has a first portion configured to mount in a vehicle radio mounting...
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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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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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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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8170217 |
Audio signal processing apparatus
An audio signal processing apparatus is provided. The audio signal processing apparatus comprises a clock generator, a processing module, an amplifying module and an output module. The clock...
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8160258 |
Apparatus and method for encoding/decoding signal
An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting a down-mix signal and down-mix identification information from an input...
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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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8160889 |
System for providing an acoustic signal with extended bandwidth
A bandwidth extension system extends the bandwidth of an acoustic signal. By shifting a portion of the signal by a frequency value, the system generates an upper bandwidth extension signal. An...
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8160277 |
Method for outputting audio signals and audio decoder
Method for outputting an audio signal to an audio output, comprising outputting a first audio signal to said audio output; providing a second audio signal; determining a point in time, wherein at...
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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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8150080 |
Method for adapting a hearing aid using a genetic feature
The present invention relates to a method for adapting a hearing aid with at least one input converter, a signal processing device and an output converter by using a genetic feature of the wearer...
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8150060 |
Surround sound outputting device and surround sound outputting method
A surround sound outputting device includes a receiving portion which receives signals on a plurality of channels, a storing portion which stores measuring sound data representing a sound, an...
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8135136 |
Audio signal enhancement
A device (10) for enhancing a multi-channel (e.g. stereo) audio signal has a parameter adjustment unit (13) for adjusting an original parameter (α, ILD, ICC) which represents an original ...
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8130790 |
Digital communications system with variable-bandwidth traffic channels
Electronic devices and equipment may communicate over a wired communications path. The wired communications path may include one or more wires and may be associated with a headphone cable. Data may...
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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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8121570 |
Method and system for flexible FM tuning
A system for processing signals is disclosed and may include a single chip having an integrated Bluetooth radio and an integrated FM radio. The single chip may include at least one processor that...
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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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8111845 |
System having a pulse width modulation device
A system, a device and a method for pulse width modulation is disclosed. One embodiment includes a pulse width modulation device, a first pulse width modulation mapper for pulse width modulation of...
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8111839 |
Always on headwear recording system
A system that records audio and stores the recording is provided. The system includes first and second monitoring assemblies mounted in an earpiece that occludes and forms an acoustic seal of an...
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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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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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8103005 |
Primary-ambient decomposition of stereo audio signals using a complex similarity index
An audio signal is processed to derive primary and ambient components of the signal. The signal is first transformed to generate frequency-domain subband signals. Primary and ambient components are...
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8103006 |
Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
Audio signals that represent a sound field with increased spatial resolution are obtained by deriving signals that represent the sound field with high-order angular terms. This is accomplished by...
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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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8094836 |
Multi-channel decoding systems capable of reducing noise and methods thereof
A multi-channel decoding method includes: receiving an input signal to generate a first channel output signal and a second channel output signal, wherein the input signal is mixed with a specific...
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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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8090109 |
Apparatus for processing audio signal and method thereof
An apparatus for processing an audio signal and method thereof applied to an audio playback system are disclosed. The apparatus comprises a decoder, an error-correcting circuit and an audio...
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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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8081762 |
Controlling the decoding of binaural audio signals
A method for generating a parametrically encoded audio signal, the method comprising: inputting a multi-channel audio signal comprising a plurality of audio channels; generating at least one...
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8081764 |
Audio decoder
Provided is an audio decoder which can reduce an amount of arithmetic operations while suppressing occurrence of aliasing noise. The audio decoder includes: a decoder (102) and an analysis filter...
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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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8073144 |
Stereo balance interpolation
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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8069036 |
Method and apparatus for processing audio for playback
A method and apparatus for processing audio for playback to provide a smooth transition between a beginning region of an audio track and an end region of a previous audio track is disclosed. A...
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8059824 |
Joint sound synthesis and spatialization
The invention concerns a process for joint synthesis and spatialization of multiple sound sources in associated spatial positions, including: a) a step of assigning to each source at least one...
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8059822 |
Method and device for actively correcting the acoustic properties of an acoustic space listening zone
The invention concerns a method and device for actively correcting acoustic properties of a listening zone (27) of an acoustic space (1), comprising means for converting a signal to be reproduced...
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8059823 |
Method and apparatus for enhancing auditory spatial perception
In accordance with at least one embodiment, a method and apparatus is provided for generating a first pressure wave propagating in a first direction, said first pressure wave adapted to interact...
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8054979 |
Audio system for improving a signal to noise ratio
An audio system performing a class-D amplification includes a first pulse width modulation (PWM) signal generation unit and a second PWM signal generation unit. The first PWM signal generation unit...
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8054980 |
Apparatus and method for rendering audio information to virtualize speakers in an audio system
An audio processor, apparatus, and method use physical speakers to emulate one or more additional speakers. The physical speakers produce sounds that, from a listener's perspective, appear to come...
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8054948 |
Audio experience for a communications device user
A system and associated methods provide an audio experience such that a user spatially perceives one or more audio events. One particular method set forth involves obtaining audio events and...
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8050433 |
Apparatus and method to cancel crosstalk and stereo sound generation system using the same
An apparatus and method for canceling crosstalk between 2-channel speakers and two ears of a listener in a stereo sound generation system. The crosstalk canceling apparatus includes a first signal...
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8045840 |
Video-audio recording apparatus and method, and video-audio reproducing apparatus and method
A video-audio recording and reproducing apparatus (101) has a built-in stereo microphone (21a, 21b) and an external microphone connection terminal (32). The external microphone connection terminal...
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8041040 |
Sound image control apparatus and sound image control method
A sound image control apparatus and sound image control method capable of increasing the accuracy, in particular, in the distance direction while keeping fixed intervals of transmission...
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8041057 |
Mixing techniques for mixing audio
This disclosure describes audio mixing techniques that intelligently combine two or more audio signals into an output signal. The techniques allow audio to be combined, yet create perceptual...
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8036397 |
Method for estimating the position of a sound source for online calibration of auditory cue to location transformations
A method for estimating the location of a sound source. First, a first microphone and a second microphone are moved relative to the sound source. Then the Intra-aural Time Difference (ITD) between...
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8036389 |
Apparatus and method of canceling vocal component in an audio signal
An apparatus and method of canceling a vocal component includes a first vocal canceling unit to delay each of the left and right channel input signals for a predetermined time and to feed-forward...
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8027494 |
Acoustic image creation system and program therefor
With stereophonic sound images of multi-channel audio signals well maintained, 2-channel system audio signals are created. An acoustic image creation system includes: a left-rear localization...
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