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7613305 |
Method for treating an electric sound signal
A method for generating a sound giving a sensation of depth by applying, after extraction, a transfer function quadrille onto electric sound signals on the left and right thereof. The transfer...
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7610109 |
Recording and/or reproducing apparatus and recording apparatus
A recording and/or reproducing apparatus includes a microphone, a semiconductor memory, an operating section and a controller. An output signal from the microphone is written in the semiconductor...
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7606375 |
Method and system for automatically generating world environmental reverberation from game geometry
Reverberation parameters for one or more positions of interest are derived from graphics data used for displaying a computer-generated environment. For each position of interest for which...
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7606374 |
Engine sound synthesizer, motor vehicle and game machine employing the engine sound synthesizer, engine sound synthesizing method, and recording medium containing computer program for engine sound synthesis
An engine sound synthesizer includes an engine sound storing section, and a synthetic engine sound data generating section which generates synthetic engine sound data on the basis of engine sound...
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7606373 |
Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions
Techniques of making a recording of or transmitting a sound field from either multiple monaural or directional sound signals that reproduce through multiple discrete loud speakers a sound field...
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7602924 |
Reproduction apparatus with audio directionality indication of the location of screen information
A reproduction device has at least one screen for displaying information, with at least four sound reproduction devices respectively at the corners of the screen, which are separately driven...
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7599498 |
Apparatus and method for producing 3D sound
Disclosed herein is an apparatus for producing 3D sound. The apparatus includes a determination unit, a mono sound spreading unit, a stereo sound spreading unit, a selection unit, and a 3D sound...
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7590249 |
Object-based three-dimensional audio system and method of controlling the same
An object-based 3-D audio system. An audio input unit receives object-based sound sources. An audio editing/producing unit converts the sound sources into 3-D audio scene information. An audio...
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7583805 |
Late reverberation-based synthesis of auditory scenes
A scheme for stereo and multi-channel synthesis of inter-channel correlation (ICC) (normalized cross-correlation) cues for parametric stereo and multi-channel coding. The scheme synthesizes ICC...
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7580530 |
Audio characteristic correction system
An audio characteristic correction system adapted to an audio surround system in which a sound emitted from a directional speaker (an array speaker) is reflected on a wall surface or a sound...
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7577259 |
Method and apparatus for extending band of audio signal using higher harmonic wave generator
A higher harmonic wave generator generates a higher harmonic wave of an inputted audio signal having a predetermined band based on the inputted audio signal. Next, a multiplier modulates an...
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7574275 |
Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus
The present invention provides an apparatus having a microphone, an analog to digital converting circuit, a semiconductor memory, input device, and a controller. The analog to digital converting...
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7567675 |
System and method for automatic multiple listener room acoustic correction with low filter orders
A system and a method for correcting, simultaneously at multiple-listener positions, distortions introduced by the acoustical characteristics includes warping room responses, intelligently weighing...
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7551742 |
Acoustic signal-processing apparatus and method
A band-dividing unit is operable to extract a low frequency component from an input signal in order to generate overtones based on the extracted low frequency component, and is further operable to...
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7549123 |
Mixing input channel signals to generate output channel signals
Techniques for mixing multiple input channel signals into multiple output channel signals are provided. A graphical user interface (GUI), which includes multiple indicators, is displayed. The input...
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7529376 |
Directional speaker control system
In a directional speaker control system for realizing good sound localization by correcting the directivity of a directional speaker, adapted to an audio surround system in which a desired sound is...
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7523037 |
Data synthesis apparatus and program
A data synthesis apparatus detects the start of a period of voice waveform data, stores the voice waveform data in a first storage device, starting with its part indicative of the start of the...
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7515719 |
Method and apparatus to create a sound field
The invention generally relates to a method and apparatus for taking an input signal, replicating it a number of times and modifying each of the replicas before routing them to respective output...
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7512246 |
Stereo sounding method, stereo sounding system, and musical tone generation control system
A stereo sounding method which can provide realistic sounds such as stereo sounds for a large number of listeners while reducing the number of speakers. A stereo sounding system is comprised of a...
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7501934 |
System and methods for vehicle sound font creation, playback, and networking
Systems and methods provide for the creation of vehicle sound fonts, for utilizing the vehicle sound fonts to augment the engine sounds of a vehicle, and for establishing a network for sharing and...
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7483539 |
Automobile audio system
The invention features a dual-mode audio system for an automobile which in one mode is configured for play while the doors to the automobile are closed, and in a second mode, is configured for play...
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7480386 |
Audio information transforming method, video/audio format, encoder, audio information transforming program, and audio information transforming device
The present invention provides an audio information transforming method, a program product, a device, an encoder, and an video/audio format utilized therein, which are capable of providing an audio...
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7474753 |
Sound field control apparatus, signal processing apparatus, sound field control program, and signal processing program
A sound field control apparatus which is capable of adjusting the number of outputs as required. The sound field control apparatus is comprised of a master device, and a plurality of salve devices...
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7466827 |
System and method for simulating audio communications using a computer network
A system and method for providing audio communications for a simulation system. A computer network has a server in data communication with client systems. The server receives audio from a...
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7463740 |
Sound data processing apparatus for simulating acoustic space
A data processing apparatus is designed for simulating an acoustic characteristic of an acoustic space which contains a sound source for generating a sound and a sound receiving point for receiving...
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7460674 |
Audio effector circuit
An audio effector circuit includes a first automatic level control circuit for processing an input audio signal into a first control-resultant audio signal, and a second automatic level control...
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7457421 |
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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7440576 |
Apparatus and method for reconstructing high frequency part of signal
Provided is an apparatus and method for reconstructing the high frequency part of audio signal to improve the quality of the audio signal. The apparatus includes a frequency inverter which inverts...
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7426417 |
Method and apparatus for efficiently accounting for the temporal nature of audio processing
Some embodiments of the invention provide a computer system for processing an audio track. This system includes at least one DSP for processing the audio track. It also includes an application for...
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7424422 |
Voice channel bussing in sound processors
The invention is a method and system for applying more effects to voices in an input sound than is capable of being supported by a sound processor. Aspects of the invention include identifying at...
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7424117 |
System and method for generating sound transitions in a surround environment
A system and method for enhancing song-to-song transitions in a multi-channel audio environment, preferably a surround environment. In the inventive method, by independently manipulating the...
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7415315 |
Recording and/or reproducing apparatus and recording apparatus
A recording and/or reproducing apparatus includes a microphone, a semiconductor memory, an operating section and a controller. An output signal from the microphone is written in the semiconductor...
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7412380 |
Ambience extraction and modification for enhancement and upmix of audio signals
Modifying an audio signal comprising a plurality of channel signals is disclosed. At least selected ones of the channel signals are transformed into a time-frequency domain. The at least selected...
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7400734 |
Method and apparatus for emulating audio effect
The present invention provides an apparatus and a method for emulating audio. The apparatus comprises an echo device, a reverberation device, an audio source device and a first signal synthesizer....
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7394908 |
Apparatus and method for generating harmonics in an audio signal
An audio-signal-processing apparatus includes a band-decomposition unit utilizing a band-decomposition characteristic based on the harmonic-tone composition of musical instruments. A low interval...
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7394904 |
Method and device for control of a unit for reproduction of an acoustic field
Said method for control of a reproduction unit ( 2 ) for an acoustic field with a number of reproduction elements ( 3 1 to 3 N ) is characterised in comprising: a step for establishing a finite...
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7391877 |
Spatial processor for enhanced performance in multi-talker speech displays
Optimal head related transfer function spatial configurations designed to maximize speech intelligibility in multi-talker speech displays by spatially separating competing speech channels combined...
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7388959 |
Harmonic generator and pre-amp
A Harmonic Generator for audio applications and a Pre-Amplifier circuit are combined to form a Harmonic Generator and Pre-Amplifier circuit. The Harmonic Generator is formed from a Buffer Circuit...
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7373210 |
Effects and recording system
An effects and recording system is provided which is capable of recording at least one of a received audio signal and a processed audio signal generated by the application of musical effects to the...
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7369663 |
Method of creating reverberation by estimation of impulse response
The present invention is directed to creating sound reverberation. In accordance with a preferred embodiment, an apparatus estimates an impulse response for use in reproduction of a sound in a...
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7356150 |
Method and apparatus for extending band of audio signal using noise signal generator
A bandpass filter bandpass-filters an inputted signal X to pass therethrough a partial band of a band of the inputted signal X, and a level correlated white noise generator circuit generates a...
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7352872 |
Filter circuit and method for processing an audio signal
The invention relates to a filter circuit for processing an audio signal, comprising a first branch in which the audio signal is guided in an essentially unchanged state to an output summation...
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7346177 |
Method and apparatus for generating audio components
The method and apparatus of generating a naturally sounding output audio signal ( 120 ) by adding missing output components ( 125 ) in a predetermined first frequency range (R 1 ) to an input...
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7346173 |
Method and circuit assemblage for influencing the treble reproduction of an audio signal
A method for influencing, e.g., for decreasing, the treble reproduction of an audio signal for reproduction obtained from a received signal, the received field strength and reception quality of the...
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7342168 |
Sound effecter, fundamental tone extraction method, and computer program
The present invention provides a technique for shifting pitch to target pitch without detecting the original pitch directly, and for extracting the pitch of the audio waveform exactly. A phase...
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7340272 |
Mobile communication terminal having a three-dimensional surround sound effect and its control method
A mobile communication terminal with three-dimensional surround-sound effect system has a data processing section for coding and modulating a transmitting signal or demodulating and decoding a...
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7330769 |
Parameterized interactive control of multiple wave table sound generation for video games and other applications
In the context of a video game, multimedia presentation or other application, multiple sound sample files are read out simultaneously and mixed together. The volumes and/or pitches of the wave...
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7317800 |
Apparatus and method for processing an audio signal to compensate for the frequency response of loudspeakers
A circuit for processing an input audio signal received at an input of the circuit provides a processed audio signal at a circuit output. The circuit includes first and second conductive paths...
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7305097 |
Controlling fading and surround signal level
Systems and techniques for controlling a surround sound system having multiple input signals and multiple spatially diverse transducers may include defining a first control region and a second...
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7266207 |
Audio user interface with selective audio field expansion
An audio user interface is provided in which items are represented in an audio field by corresponding synthesized sound sources from where sounds related to the items appear to emanate. The...
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