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Electrical Audio Signal Processing Systems And Devices > Monitoring Of Sound Monitoring Of SoundMonitoring Of Sound patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/27/07 - 20070223711 - System and method for visualizing sound source energy distribution The present invention discloses a system for visualizing sound source energy distribution and a method thereof, wherein a propagation matrix and a window matrix are obtained firstly; next, an inverse operation of the propagation matrix is performed; next, a multiplication operation of the result of the inverse operation and the ... 09/27/07 - 20070223710 - Hearing aid to solve the 'cocktail party' problem A real-time method of measuring the true directions of sounds in rooms, halls, etc in order that sound amplifying or recording equipment may distinguish between different sound sources, reproducing one or more and attenuating the others at the user's choice so as to reduce the unintelligibility which is often caused ... 09/13/07 - 20070211906 - Detection of inconsistencies between a reference and a multi format soundtrack Automatic detection of errors among different formatted sound tracks of the same language on a motion picture film stock can be achieved by first acquiring successive audio segments from each of the sound tracks. During a time window of prescribed duration, the audio of each different formatted track undergoes analysis ... 05/31/07 - 20070121955 - Room acoustics correction device A method and system are provided for improving the preferred listening environment of a sound system. Initially, a calibration pulse is generated from one or more rendering devices. Next, the calibration pulse is captured at a microphone attached to the rendering devices. Thereafter, one or more time delay, gain, and ... 05/10/07 - 20070104332 - System and method for automatic plug detection A method and system for performing automatic plug detection are disclosed. When a plug is inserted into an audio jack, the plug may be detected. Detection may occur at power up or upon insertion. When a plug is detected, a determination may be made as to whether the plug is ... 04/19/07 - 20070086594 - Signal processor, method of signal processing and computer program A CPU generates the reference value (root mean squared value) of sound level and outputs it to a DSP, the DSP generates a measured value of sound level (root mean squared value), and compares thus-generated measured value of sound level (root mean squared value) with the reference value (root mean ... 04/05/07 - 20070076895 - Audio processing system and method for hearing protection The present invention relates to an audio processing method for hearing protection, includes steps of: obtaining analog audio signals amplified according to a current gain value; converting the analog audio signals obtained to digital audio signals; sampling the digital audio signals thereby obtaining a plurality of amplitude values mi; calculating ... 02/08/07 - 20070030978 - Apparatus and method for measuring sound field A sound field measurement apparatus includes a signal generating unit for outputting a burst signal, a driving unit for driving a speaker using the burst signal, a microphone for picking up an audio output from the speaker, an analog-digital converter for performing analog-digital conversion processing on an output signal from ... 01/25/07 - 20070019814 - Method for modifying the compatibility of an audio precision analyzing apparatus with an application program The present invention provides a method for checking and modifying the compatibility of an audio precision analyzing apparatus with an application program. The method includes the steps of: providing a server installed with the program, and a test computer; generating audio signals, and sending the audio signals to the test ... 01/04/07 - 20070003070 - Signal detection method and device A signal detection device is composed of a SAP detecting circuit that outputs a voltage corresponding to the level of a SAP signal; a noise detecting circuit that outputs a voltage corresponding to the level of a noise component; a SAP signal detection comparator that is capable of changing, if ... 12/14/06 - 20060280313 - Method and device for quality evaluation of an audio signal and device and method for obtaining a quality evaluation result A quality evaluation device for quality evaluation of an audio signal transmitted via an audio signal channel includes a unit for providing contacting information to a remote user, wherein the contacting information includes a contact address. A measurement server includes an interface designed to be a final point of the ... 12/14/06 - 20060280312 - Methods and apparatus for capturing audio signals based on a visual image In one embodiment, the methods and apparatuses detect an initial listening zone wherein the initial listening zone represents an initial area monitored for sounds; detect a view of a visual device; compare the view of the visual with the initial area of the initial listening zone; and adjust the initial ... 12/07/06 - 20060274903 - Sound quality adjustment device LPF and HPF extract bass and treble ranges, respectively, from an input sound signal, and bass and treble boost circuits perform dynamic range expansion/contraction on the extracted bass- and treble-range sound signals in accordance with input levels of the sound signals. The input sound signal and the sound signals output ... 11/30/06 - 20060269073 - Methods and apparatuses for capturing an audio signal based on a location of the signal In one embodiment, the methods and apparatuses detect an initial listening zone wherein the initial listening zone represents an initial area monitored for sounds; detect an initial sound within the initial listening zone; and adjust the initial listening zone and forming the adjusted listening zone having an adjusted area based ... 11/30/06 - 20060269072 - Methods and apparatuses for adjusting a listening area for capturing sounds In one embodiment, the methods and apparatuses adjust a listening area of a microphone includes detecting an initial listening zone; capture a captured sound through a microphone array; identify an initial sound based on the captured sound and the initial listening zone wherein the initial sound includes sounds within the ... 11/23/06 - 20060262939 - Apparatus and method for processing an input signal An apparatus for processing an input signal, wherein the input signal comprises a plurality of subsignals associated to discrete transmitters or receivers, wherein the discrete transmitters or receivers are disposed at predetermined geometrical positions with regard to a room, comprises a means for providing a plurality of wave-field components, wherein ... 11/23/06 - 20060262938 - Adapted audio response Adapting an audio response addresses perceptual effects of an interfering signal, such as of a residual ambient noise or other interference in an earpiece of a headphone. In one aspect, an input audio signal is presented substantially unmodified when it is at levels substantially above the interfering signal and is ... 10/26/06 - 20060239467 - Auditory sense training method and sound processing method for auditory sense training An auditory sense training device 1 to be used in an auditory sense training method for training auditory sense by listening to a sound formed by processing an original sound comprises a band attenuation processing method 20 for attenuating a predetermined frequency band of an original sound 10, a switching ... 10/26/06 - 20060239466 - Noise capture apparatus The present invention relates to a noise capture apparatus, for capturing noise(s) generated by a movable mechanical device and outputting the noise(s) for analysis, which comprises: a housing, having at least one signal input opening and a signal output opening; a printed circuit board, disposed in the housing, for conveying ... 10/26/06 - 20060239465 - System and method for determining a representation of an acoustic field elements (8) for processing by the application, to the measurement signals (c1 to cQ), of filtering combinations representative of structural characteristics of the acquisition elements (1) in order to deliver a plurality of acoustic signals (sc1 to scN) which are each associated with a predetermined general reproduction direction defined relative ... 10/19/06 - 20060233382 - Audio signal supply apparatus An audio signal supply apparatus which can broaden a listening area in the directions of directivity axes of acoustic beams output from a speaker array and directions other than the directions of the directivity axes. A listening area is set, propagation paths to be followed by sounds output from speakers ... 10/19/06 - 20060233381 - Apparatus and method for adapting audio signal according to user's preference Apparatus and method for adapting audio signal according to user's preference. The apparatus and method allows the user to provide the best experience of digital contents by adapting audio contents to the user's sound field preference. The apparatus includes an audio usage environment management unit and an audio adaptation unit ... 08/31/06 - 20060193476 - External amplifier and noise removing method thereof An external amplifier and a noise removing method thereof are disclosed. When an audio output inputted to the external amplifier is changed from a first mode to a second mode, channel status information is set to the second mode and no data of the audio output is outputted in the ... 08/10/06 - 20060177072 - Knowledge acquisition system, apparatus and process A system and method which utilise separate channels to provide learning related content to each ear. The sound must be delivered specifically to the correct ear, for example by headphones. The content in one form may be to deliver intellectual content to the right ear, and predominantly non-intellectual content such ... 08/10/06 - 20060177071 - Method and system for detecting a predetermined sound event such as the sound of breaking glass A method and system for detecting a predetermined sound event, such as the sound of breaking glass. Data representing monitored sounds is stored, such as in a circular buffer, while a preliminary assessment is made in real time as to whether the monitored sounds potentially include the predetermined sound event. ... 08/10/06 - 20060177070 - Sound-reproducing transducer The invention relates to a sound-reproducing transducer (60) connected to a printed circuit (50). This transducer (60) has the shape of a hollow cylinder whose cylindrical wall (66) delimits two circular faces, one front face (66c) and one rear face (66d) that are opposed and planar. The transducer (60) comprises ... 07/27/06 - 20060165240 - Methods and apparatus for use in sound modification A digitised audio signal, such as an amateur's singing, and a digital guide audio signal are supplied to a time alignment process that produces a time-aligned new signal, time-aligned to the guide signal. Pitch along the time-aligned new signal and along the guide signal is measured in processes and which ... 07/27/06 - 20060165239 - Method for determining acoustic features of acoustic signals for the analysis of unknown acoustic signals and for modifying sound generation The invention relates to a method of determining acoustic features of sound signals indicating the presence or absence of a property of the sound signal or sound generator, it also relates to the use of the result of this determination of features for analysing unknown sound signals as to the ... 07/13/06 - 20060153393 - Portable communication terminal, message output method used for the portable communication terminal, and program therefor A communication terminal using a flat panel speaker outputs a message of warning, in forms of sound or text shown on display, before outputting sound from the flat panel speaker. ... 07/06/06 - 20060147049 - Sound pressure level limiter with anti-startle feature Sound pressure level limiter with anti-startle feature for audio systems are disclosed. The anti-startle feature may be implemented with a delta incident detector for detecting delta acoustic incidents that exceed a predetermined acoustic startle boundary, a delta limiter for determining an anti-startle gain, and an amplifier to apply the anti-startle ... 06/29/06 - 20060140413 - Method and apparatus for classifying signals, method and apparatus for generating descriptors and method and apparatus for retrieving signals The input signal can be quickly and accurately classified and a descriptor can be generated according to the result of classification. Then, the input signal can be retrieved on the basis of the result of classification or the descriptor. A signal processing apparatus comprises a time block splitting section 3 ... 06/15/06 - 20060126855 - Method and device for determining acoustical transfer impedance A method and device for determining acoustical transfer impedance The method comprises generating an acoustical volume velocity Q in the listening position, measuring a response quantity p, such as sound or vibration, at a suspected source position resulting from the volume velocity Q, and determining the acoustical transfer impedance Zt ... 06/08/06 - 20060120536 - Method for analyzing audio data A method for analyzing audio data (AD) is provided wherein a signature (SAD) is generated based on a feature set (FS) comprising a plurality of time domain related features (TDFk). The signature (SAD) is formed in order to represent a plurality of temporal positions or ranges of a plurality of ... 04/06/06 - 20060072764 - Audio based data representation apparatus and method The data representation apparatus (100) for representing data by means of an audio signal (o), contains an processing unit (102) arranged to deliver the audio signal (o) with a characteristic (C) dependent on a positionless data variable (p) capable of having a first value (206) and a second value (208), ... 01/19/06 - 20060013407 - Methods and apparatus for sound compensation in an acoustic environment Methods and apparatus are contemplated for providing a primary audio signal containing audio content to one or more primary loudspeakers; and delaying a secondary audio signal containing the same audio content to one or more secondary loudspeakers, wherein the delay is such that respective sound waves originating from the primary ... 11/03/05 - 20050244012 - 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 obtained by the impulse response obtaining section, a filter low-pass filtering the response waveform on which the positive transform was performed by the positive ... 11/03/05 - 20050244011 - Method and apparatus to measure sound quality A real-time sound quality evaluating system and method of evaluating sound quality in real-time by using a group of sound quality evaluators as a model. The method includes measuring physical sound quality and sound characteristics generated from an audio system; extracting a plurality of sound quality evaluation factors for each ... 10/13/05 - 20050226429 - 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 become relative channel for comparison. Samples from the reference and relative channels produce relative amplitude and relative phase difference ... 10/06/05 - 20050220310 - Technique and device for through-the-wall audio surveillance Systems and methods are disclosed for detecting audible sound and/or the vibration of objects. Embodiments of the present invention are able to detect sound and other vibrations through barriers. One embodiment of the invention includes an RF transmitter configured to generate an RF signal having a frequency of at least ... 09/29/05 - 20050213771 - Propagating sound information to acoustically isolated environments A method and system propagates only interesting sound information to a user who is otherwise acoustically isolated from sound. This is a task particularly useful for people that work in, or enjoy noisy environments, and are placed in a soundproof room, or are otherwise unable to detect critical sounds. By ... 09/22/05 - 20050207582 - Test apparatus, test method, and computer program A sound element is generated by synthesizing, from a base sound, a frequency component of a sinusoidal wave one octave higher than the base sound. The base sound is a frequency component of one sinusoidal wave with an integer multiple of periods thereof matching a sample count represented by a ... 08/18/05 - 20050180578 - Apparatus and method for adapting audio signal An apparatus and method for adapting an audio signal is provided. The apparatus adapts the audio signal to a usage environment including user's characteristic, terminal capacity and user's natural environments responsive to user's adaptation request, to thereby provide the user with a high quality of digital contents efficiently. ... 07/28/05 - 20050163325 - Method for characterizing a sound signal The invention concerns a method for characterizing in accordance with specific parameters, a sound signal x(t) varying in time t in different frequency bands k, and referenced x(k, t). It consists in storing the signal x(t), calculating and storing the energy E(k, t) of said signal x(k, t) for each ... 07/07/05 - 20050147256 - Automated presentation of entertainment content in response to received ambient audio In some embodiments an apparatus includes an acoustic analyzer to identify received ambient audio and a content parser. The content parser is to select content associated with the identified audio for presentation of the content to a user. Other embodiments are described and claimed. ... 06/16/05 - 20050129251 - Method and device for selecting a sound algorithm The invention relates to a method for selecting a sound algorithm for processing an audio signal. The audio signal is analyzed and the type of audio signal is ascertained based on the analysis. The audio signal is classified as a music signal or another signal, and different sound algorithms are ... 06/09/05 - 20050123144 - Audio power meter An audio power meter includes a circuit for measuring the power of an amplified audio signal outputted by an audio power amplifier to which the audio power meter is connected. The circuit generates an output signal indicative of the power of the amplified audio signal. A first bar display includes ... ### FreshPatents.com Support |