|
Match
|
Document |
Document Title |
|
|
7620469 |
Method of identifying digital audio signal format
A method of identifying file format, converting file from assumed format and bit ordering to user-definable format, dividing file into blocks, determining frequencies of occurrence in blocks,...
|
|
|
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...
|
|
|
7610810 |
Methods for producing acoustic sources
Embodiments include an acoustic source for use in a hemi-anechoic chamber comprising a source assembly and a waveguide assembly for producing sound outside of a measurement hemisphere and...
|
|
|
7610110 |
Graphically displaying stereo phase information
Systems, methods, and apparatus, including computer program products, are provided for displaying visual representations of features of audio data. In general, in one aspect, a computer-implemented...
|
|
|
7609840 |
System and method for hierarchical audio conflict control
A control system and associated method resolving audio conflicts. The control system comprises a computing device, a memory device comprising a database, and a plurality of audio sources. The...
|
|
|
7602923 |
Electro acoustic system built-in test and calibration method
An electro acoustic system built-in test and calibration method utilizes a built-in self-test module to send a test signal through a first circuit device to an audio transmitter, causing the audio...
|
|
|
7593781 |
Audio feedback test
Methods and systems provide automated testing of computer facilitated audio input and output devices. A tone is converted from a digital to analog signal and is sent to a sound mixing device. At...
|
|
|
7587055 |
Sound collection system
Collecting the sound while rotating at least one or more microphone around a rotational axis, the filter processing is carried out in accordance with the positional information of the microphone at...
|
|
|
7577263 |
System for audio signal processing
A sound reproduction system comprising a digital audio signal input ( 1 ), a digital audio signal processor ( 2 , DSP) and a digital audio signal output ( 3 ) wherein the digital signal processor (...
|
|
|
7574917 |
Method for in-situ measuring of acoustic attenuation and system therefor
There is provided a method for measuring in-situ the acoustic attenuation obtained by a hearing protection device worn by a user, comprising: positioning the hearing protection device comprising a...
|
|
|
7574007 |
Stimulus analysis system and method having adaptive artifact rejection
A stimulus analysis system and artifact rejection method are disclosed. The method may be used in many applications, such as, for example, DPOAE testing, TEOAE testing, BAER testing, ultrasound,...
|
|
|
7570769 |
Air leak self-diagnosis for a communication device
A communication device ( 100 ) is provided with a technique ( 400 ) for self-diagnosing an air leak. The leak is determined without having to open the communication device by applying a temporary...
|
|
|
7561698 |
Auto shutoff for portable audio devices
A system for automatically shutting of a portable audio player is disclosed. A portable audio player includes a microphone, an audio detector and a processor. The portable audio player may be...
|
|
|
7561697 |
Adaptive high fidelity reproduction system
Audio is adaptively associated with speakers, depending on the speaker configuration that is present. Each speaker it receives an audio assignment based on its individual spectral characteristics....
|
|
|
7555131 |
Multi-channel relative amplitude and phase display with logging
An audio test device and method provide a visual display of audio parameters for plural audio channels. One audio channel at least temporarily is deemed a reference channel and other channels...
|
|
|
7548625 |
System and method of audio testing of acoustic devices
A system and method of testing the audio performance of an acoustic device is provided. To test a device microphone, an audio signal is generated, provided to an external speaker, outputted to the...
|
|
|
7526094 |
Normalization and calibration of microphones in sound-intensity probes
A system for normalizing and calibrating the microphones of a sound-intensity probe or a composite of such probes, with respect to a stable comparison microphone with known acoustical...
|
|
|
7492909 |
Method for acoustic transducer calibration
A method of acoustic transducer calibration ( 200, 400 ) using a band limited pseudo random noise source with an internal digital signal processor ( 209, 403 ) to tailor audio characteristics of an...
|
|
|
7492908 |
Sound localization system based on analysis of the sound field
The beginning detection, accommodation and frequency bias properties of the human hearing mechanism have been modeled to create systems that can detect directional transients (“sound events”)...
|
|
|
7469051 |
Method and apparatus for maintaining audio level preferences in a communication device
An intelligent automatic volume control technique ( 100 ) for a communication device is provided that takes a measurement of the background audio environment at the time a user manually selects the...
|
|
|
7457422 |
Method and implementation for detecting and characterizing audible transients in noise
A method and implementation for detecting and characterizing audible transients in noise includes placing a microphone in a desired location, producing a microphone signal wherein the microphone...
|
|
|
7450724 |
Hearing aid adjustment device
A hearing device fitting device that includes a computing device ( 3 ), connected on an input side with a connection (E 3 ) for data entry and on an output side with a connection (A 3 ) for a...
|
|
|
7450474 |
Diagnostic system and method for transducers
In accordance with the illustrative embodiment, a diagnostic method for use with multi-element transducers includes determining an acoustic center of a transducer and determining an offset of the...
|
|
|
7447318 |
System for using digital signal processing to compensate for power compression of loudspeakers
This invention provides a compensation system capable of compensating for power loss due to the power compression effects of the voice coil as the temperature of the voice coil increases. To...
|
|
|
7437935 |
Continuous chatter boundary criteria for manufactured parts
A chatter boundary system includes a measuring module, a comparison module, and a boundary module. The measuring module measures and collects samples of undulations in a manufactured part. The...
|
|
|
7428310 |
Audio output adjusting device of home theater system and method thereof
A home theater system, an audio output adjusting device of a home theater system and methods thereof allow a prescribed or three-dimension audio configuration state for at least one prescribed...
|
|
|
7428309 |
Analog preamplifier measurement for a microphone array
An analog preamplifier measurement system for a microphone array builds on conventional microphone arrays by providing an integral “self-calibration system.” This self-calibration system...
|
|
|
7424406 |
Filter characteristic measuring method and system
Described are a filter characteristic measuring method and system capable of measuring a gain of an analog filter adapted in a DUT (Device Under Test) and a frequency response at a high speed,...
|
|
|
7424333 |
Audio fidelity meter
An audio fidelity meter includes a scale which uses colors to visually represent the fidelity of an encoded digital audio file based at least on its extracted bit rate. The bit rate is one of...
|
|
|
7412375 |
Speech quality assessment with noise masking
A method and apparatus for assessing the perceptual quality of stereo speech signals transmitted via a telecommunications network and recorded acoustically from an acoustic terminal device in which...
|
|
|
7409066 |
Method of adjusting filter parameters and an associated playback system
To improve upon a method of adjusting at least one filter parameter such as the mid-frequency of at least one filter unit provided with a playback system for audio signals, this filter unit being...
|
|
|
7379552 |
Smart speakers
This invention relates to a method (and corresponding system) for providing location-aware media information and more specifically a method for providing location-aware audio content by an...
|
|
|
7372966 |
System for limiting loudspeaker displacement
Loudspeakers can be damaged by high drive signals. One reason for this damage is an excess vibration displacement of the coil-diaphragm assembly. This invention describes a novel method for...
|
|
|
7366577 |
Programmable analog input/output integrated circuit system
The programmable analog input/output integrated circuit system includes a plurality of integrated circuit pins, an analog input/output circuit, a control module, and a switching module. The analog...
|
|
|
7349546 |
System and method for identifying a headset type in an electrical device
A system and method are presented for identifying, in an electrical device having an audio interface port, a headset type. The system includes a microcontroller logic unit with an output, connected...
|
|
|
7346172 |
Auditory alert systems with enhanced detectability
Methods and systems for distinguishing an auditory alert signal from a background of one or more non-alert signals. In a first embodiment, a prefix signal, associated with an existing alert signal,...
|
|
|
7336793 |
Loudspeaker system for virtual sound synthesis
A sound system obtains a desired sound field from an array of sound sources arranged on a panel. The desired sound field allows a listener to perceive the sound as if the sound were coming from a...
|
|
|
7333864 |
System and method for automatic segmentation and identification of repeating objects from an audio stream
The “repeating object extractor” described herein automatically segments and identifies audio objects such as songs, station identifiers, jingles, advertisements, emergency broadcast signals,...
|
|
|
7333519 |
Method of manually fine tuning audio synchronization of a home network
A method is provided for manually synchronizing the playback of a digital audio broadcast on a plurality of network output devices. The method is applicable for use with methods such as those that...
|
|
|
7315625 |
Sound apparatus, method of changing sound characteristics, and data recording medium on which a sound correction program
This invention is a sound apparatus having a plurality of different kinds of speakers and that independently performs correction of the sound signal for each speaker to obtain optimum sound and...
|
|
|
7313241 |
Hearing aid device, and operating and adjustment methods therefor, with microphone disposed outside of the auditory canal
For a hearing-impaired person provided with a hearing aid device with which sound acquisition ensues outside of the auditory canals of the person, the localization capability with regard to a...
|
|
|
7286676 |
Audio apparatus
In an audio apparatus 10 to which plural kinds of audio signals of different numbers of channels are input, a sound field control section 3 which performs a sound field control on the audio...
|
|
|
7266052 |
Method for operation optical disc changer using virtual memory
A data processing method of a virtual optical disk applied in an optical disk system is provided. The method includes steps as follows: Firstly a sound source determining procedure is executed. If...
|
|
|
7260226 |
Information retrieving method, information retrieving device, information storing method and information storage device
A sound characteristic parameter is obtained for an audio signal to be analyzed by analyzing the signal by means of a sound characteristic parameter analyzing section arranged upstream relative to...
|
|
|
7249511 |
Method of detecting resonant frequency, method of selecting resonance frequency, and device for detecting resonant frequency sensor
A device for detecting a resonant frequency comprises a sound source, a switch, a mixer, and a sound meter. The switch and mixer are capable of switching between a first state in which the switch...
|
|
|
7243068 |
Microphone setup and testing in voice recognition software
Systems, devices, and methods for performing a microphone test routine are disclosed during an initial setup of a speech recognition program and at a predetermined time intervals during use of the...
|
|
|
7236573 |
Method and apparatus for testing telephone sound quality
A method and apparatus for testing telephone sets to determine their sound quality comprising a system for repeatedly applying a sequence of pulse tones to a test telephone where the respective...
|
|
|
7221260 |
Multi-sensor fire detectors with audio sensors and systems thereof
An ambient condition detector incorporates an audio transducer for discrimination between alarm and non-alarm conditions. The transducer can provide occupancy information. In addition, a monitoring...
|
|
|
7212130 |
Sound intensity display system for use by performers
A sound intensity display system for use by performers. The invention is a system which displays indications of sound intensity on a display large enough to be viewed by performers distant from the...
|
|
|
7209566 |
Method and apparatus for determining a nonlinear response function for a loudspeaker
A nonlinear response function of a loudspeaker is determined by an iterative process during which the nonlinear response function and a linear response associated with an echo and microphone are...
|