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Electrical audio signal processing systems and devices September class, title,number 09/06

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
09/21/2006 > 22 patent applications in 18 patent subcategories. class, title,number

20060210086 - Real-time synchronous multi-regional distributed media environment system: A receiver is provided to allow remote control of presentation of content information at a plurality of distributed locations....

20060210087 - Dynamic decorrelator for audio signals: A system and method are described for rendering a left rear surround input signal at a left rear virtual speaker location and rendering a right rear surround input signal at a right rear virtual speaker location. The method includes phase shifting the left rear surround input signal by a first...

20060210088 - Decording apparatus and decording method for multiple audio standards: The invention discloses a decoding apparatus for decoding an analog audio signal. The decoding apparatus includes an RF tuner, an analog to digital (A/D) converter, a digital down converter, and a programmable digital signal processor (DSP). The RF tuner is used for receiving the analog audio signal and for providing...

20060210089 - Dereverberation of multi-channel audio streams: A system and process for dereverberation of multi-channel audio streams is presented which uses reverberation suppression techniques. In general, the present system and process builds a frequency dependent model of the reverberation decay and uses spectral subtraction-based reverberation reduction to achieve the aforementioned suppression. This dereverberation system and process can...

20060210090 - Personal hearing evaluator: A hand-held device includes an audio transducer (i.e., speaker) for delivering acoustic test stimuli to a test subject within the direct sound field range of the device. The device accurately delivers multi-level and multi-frequency test stimuli for the subjective response by the test subject holding the device. An ultrasonic position...

20060210091 - Howling canceler apparatus and sound amplification system: A howling canceler apparatus is used in a sound amplification system having a sound amplifier which connects with a multiple of speakers and one or more of microphones. In the howling canceler apparatus, a plurality of adaptive filters are provided in correspondence to a plurality of feedback transmission paths which...

20060210092 - Wireless headphone kit for media players: A wireless headphone kit for use with a media player. The wireless headphone kit includes a wireless headphone unit with an RF wireless receiver, a communication attachment unit that is adapted to physically attach to a media player device and communicates therewith, with the communication attachment unit having an RF...

20060210093 - Sound system, method for controlling the sound system, and sound equipment: In each sound unit, when connection with another sound unit is detected, an input control signal is supplied to a control section and then supplied to the adjoining sound unit. Input clock signal is supplied to a PLL section, and an output clock signal from the PLL section is supplied...

20060210095 - Loudspeaker rigging system having contained maneuverable connecting links: A side frame for a loudspeaker rigging system has a frame structure mountable to the side of a loudspeaker, and links associated with the frame structure for linking together the corners of the frame structures of vertically adjacent side frames. The links associated with each side frame structure include a...

20060210094 - Method and apparatus for mounting a battery and a speaker in an information handling system: A battery and speaker mounting apparatus includes a base member including a battery socket positioned adjacent a support surface on the base member, and a speaker chamber defined by the base member and separated from the battery socket by the support surface. A speaker module may be mounted in the...

20060210096 - Automatic audio gain control for concurrent capture applications: A system level automatic gain control (“System AGC”) automatically initializes and controls analog microphone gain in an environment where multiple independent applications simultaneously receive an input from a single analog microphone or microphone array. In one embodiment, the System AGC also prevents those applications from acting to separately control the...

20060210098 - Audio mixing console: In an audio mixing console, a channel strip section is disposed on an operation panel on the basis of a group, which is derived by classifying a plurality of input channels and output channels in groups, and using channel strips provided to the channel strip section, a parameter setting can...

20060210097 - Audio submix management: Described herein are one or more implementations offering a centralized (e.g., single-point) user-interface, where a user may manipulate audio properties (e.g., volume level) for one or more audio submixes produced by each of multiple active operating-system processes....

20060210099 - Flat type speaker unit, and electronic appliance having this unit: A flat panel speaker unit includes, within a frame (1), a transparent diaphragm (2) for outputting sound, a vibration generating part (4) for vibrating the diaphragm (2); and a display device (3) disposed inward of the diaphragm (2), for displaying information. The diaphragm (2) and the display device (3) are...

20060210100 - Electromagnetic acoustic transducer for generating and measuring bending vibration in rod member using anti-symmetric magnetic field structure: Provided is an electromagnetic acoustic transducer including a main body formed of a non-metal material and having a hollow portion, a magnetic field generation portion generating two magnetic fields parallel to a lengthwise direction of the rod member and in opposite directions to each other, at both sides of the...

20060210101 - Position detecting system, speaker system, and user terminal apparatus: A position detecting system capable of detecting the position of a user as a listener in a simple manner. The position detecting system comprises a speaker system comprising a plurality of spatially-arranged speakers including at least a first speaker and a second speaker, a user terminal apparatus transmits a wireless...

20060210102 - Local telemetry device and method: Position tracking of a receiving device within a gas or fluidic environment (for example a human body), is performed by measuring acoustic wave propagation parameters to provide real time, high precision telemetry. Multiple synchronized acoustic sources at different known locations transmit signals that are received by a receiver on the...

20060210104 - Remote magnetic activation of hearing devices: An embodiment provides a user interface for remotely controlling the operational state of a hearing device positioned in the ear canal. The interface comprises a controller, a switch coupled to the controller and an audio port coupled to the controller. The controller switches between the operational states of a hearing...

20060210103 - User control for hearing prostheses: A hearing prosthesis whereby the change of a parameter by the user is only possible in discrete maximum steps, with the availability for further increments being dependant upon some conditional event or occurrence (“condition” herein) represented by one or more parameters such as the time which has elapsed since some...

20060210105 - Combined computer mouse and speaker device: A combined computer mouse and speaker device includes two major devices: a mouse device and a speaker device. The speaker device may include one woofer/midrange and a pair of tweeters. Because the size of the woofer/midrange is relatively large, the woofer/midrange is preferably located at the rear portion of the...

20060210106 - Miniature condenser microphone and fabrication method therefor: An acoustic pressure type sensor fabricated on a supporting substrate is disclosed. The acoustic sensor is fabricated by depositing and etching a number of thin films on the supporting substrate and by machining the supporting substrate. The resulting structure contains a pressure sensitive, electrically conductive diaphragm positioned at a distance...

20060210107 - Speaker driver: An electro-acoustical transducer, including a magnetic assembly producing a magnetic field having two or more displaced regions of greater intensity, having magnetic flux in substantially similar directions, separated and surrounded by regions of lower intensity magnetic field, and an electrically conductive and mobile member disposed in and capable of moving...

  
09/14/2006 > 18 patent applications in 17 patent subcategories. class, title,number

20060204012 - Selective sound source listening in conjunction with computer interactive processing: A method and apparatus for capturing image and sound during interactivity with a computer program is provided. The apparatus includes an image capture unit that is configured to capture one or more image frames. Also provided is a sound capture unit. The sound capture unit is configured to identify one...

20060204013 - Hearing aid fitting system with a camera: A hearing aid fitting system comprising a computer with fitting software and having a display for displaying parameter settings of a hearing aid and input means for adjustment of the parameters, characterized in that the system further comprises a camera for recording images of the wearer's head including the ear...

20060204014 - Hearing test apparatus and method having automatic starting functionality: A hearing test device and method are disclosed which involve the placement of a testing probe in the ear canal of a test subject. The device analyzes responses to stimuli applied to the ear canal to determine whether the testing probe has been properly placed in the ear canal. The...

20060204015 - Noise cancellation module: A computer system having a noise cancellation module and a method of canceling noise using a noise cancellation module in a computer system are described. The computer system includes a processor for controlling operation of the computer system, a noise cancellation module coupled to the processor, and a memory coupled...

20060204016 - Headphone for spatial sound reproduction: The invention concerns a headphone and a compatible recording device for spatial sound reproduction provided with two earphones, each earphone having a support defining at least partly a cap-like surface comprehensively covering the listener's ear. Each earphone includes at least five speakers arranged on said support. The speakers are adapted...

20060204017 - Audio/video system for wireless driving of loudspeakers: In an audio/video system (AV) with distributed loudspeakers and an audio/video playback unit (CU) for the reproduction of audio signals from audio channels over the respective loudspeakers, the audio/video playback unit (CU) is designed for transforming the audio signals (ARL, ARR) of at least one audio channel into modulated ultrasonic...

20060204018 - Audio distribution system with local integrally wall mounted control point nodes: An integrally mounted control point node for use in an audio distribution system and including a control processor for receiving command signals and providing audio control signals to response thereto; a command signal generator for producing the command signals in response to activation by a user of the system; a...

20060204019 - Acoustic signal processing apparatus, acoustic signal processing method, acoustic signal processing program, and computer-readable recording medium recording acoustic signal processing program: A frequency decomposer analyzes two amplitude data input from microphones to an acoustic signal input unit, and a two-dimensional data forming unit obtains a phase difference between the two amplitude data for each frequency. This phase difference for each frequency is given two-dimensional coordinate values to form two-dimensional data. A...

20060204020 - System for the digital processing of an acoustic or electrical signal, and telephone set provided with such a processing system: The system for digitally processing an acoustic signal is arranged in a telephone set provided with a loudspeaker and a microphone, between the loudspeaker and the microphone. The system has an automatic gain control circuit associated with an echo cancellation device. It also comprises calculation means which are configured to...

20060204021 - Controller of graphic equalizer: An apparatus is provided for controlling a graphic equalizer which is implemented by digital filters, each being assignable to a frequency band for regulating a level of the frequency band. In the apparatus, a set of control devices are provided in correspondence to respective frequency bands, each control device being...

20060204022 - Sound beam loudspeaker system: A loudspeaker system is described including an array of electro-acoustic transducers capable of generating steerable beams of sound and additional transducers adapted to reproduce low frequency sound being placed at the perimeter of said array....

20060204023 - Microphone array diffracting structure: The present invention increases the aperture size of a microphone array by introducing a diffracting structure into the interior of a microphone array. The diffracting structure within the array modifies both the amplitude and phase of the acoustic signal reaching the microphones. The diffracting structure increases acoustic shadowing along with...

20060204024 - Remote control for a hearing aid: A remote control for a hearing aid is described, comprising a transmitter unit (12, 24) for wireless transmission of control signals to the hearing aid, a control unit (14) which causes the transmitter unit to transmit the control signals, at least one manually operable control element (16, 18, 20, 30,...

20060204025 - Hearing aid and a method of processing signals: A hearing aid (30) comprises a microphone (71), a signal processing means (20) and an output transducer (22), and the signal processing means (20) comprises a set of audio processing parameters mapped to a set of stored noise classes (12) and means (8) for classifying the background noise for the...

20060204026 - Hidden hands-free microphone with wind protection: A wind protection device for a microphone, the wind protection device including a body portion having a raised surface, a lower surface and a front face. The raised surface has a flow separation edge. The lower surface is offset from the raised surface the front face is bordered at a...

20060204027 - Speaker device for improving antenna property in a wireless portable terminal: A speaker device installed in an earpiece, for improving an antenna property in a wireless portable terminal is provided. The speaker device includes a housing, a magnet is installed on the housing, a diaphragm located a predetermined distance away over the magnet and includes a coil situated at a position...

20060204028 - Speaker apparatus: A speaker apparatus includes a speaker frame, an acoustic vibrating plate movably supported on the speaker frame, and a magnetic driver formed in the speaker frame for vibrating the acoustic vibrating plate. The magnetic driver is connected such that it may vibrate different portions of the acoustic vibrating plate independently....

20060204029 - Speaker unit and sound output device: In a speaker core (10) and a speaker unit using the same, a counter-mass (18), which utilizes the masses of a receiver circuit (31), a battery (32) and a case (33), is provided on one end side of a vibrator (12), and a vibration generated by using a drive coil...

  
09/07/2006 > 22 patent applications in 21 patent subcategories. class, title,number

20060198527 - Method and apparatus to generate stereo sound for two-channel headphones: A method and apparatus to generate a stereo sound for two-channel headphones from a multi-channel audio signal reproduced from a recording medium. The method may include generating a direct sound and reflected sounds by delaying one of a plurality of channel signals using a plurality of different delay coefficients, multiplying...

20060198528 - Interactive content sound system: A sound encoding and decoding technique for interactive content according to the present disclosure provides additional sound channels encoded in real time from 3D audio vector and level information. The additional channels are encoded into the native sound channel format for compatibility with legacy equipment. Decoding equipment compatible with the...

20060198529 - System and method for determining directionality of sound detected by a hearing aid: This invention relates to a system (200) for determining directionality of a sound. The system (200) comprises a first audio device (202) placed on one side of a user's head (100) and having a first microphone unit (110, 112) for converting said sound to a first electric signal, a second...

20060198530 - Hearing aid with automatic sound storage and corresponding method: The adaptation of a hearing aid to the wearer is made more convenient according to a hearing aid and method of use. A hearing situation is classified according to a hearing situation at any one time, the sound of the hearing aid is stored, and subsequently the sound setting with...

20060198531 - Methods and apparatuses for recording and playing back audio signals: Methods and apparatus for recreating audio signals to sound as though the signals had been recorded in a different acoustic environment is provided. The methods and apparatus may include one or more inputs that receive an audio signal and an input that receives a selected acoustic environment signal, as well...

20060198532 - Howling detection circuit: In a howling detection circuit, an audio signal voltage generator generates an audio signal voltage based on a level of an input audio signal. A capacitor is chargeable and dischargeable by the audio signal voltage and develops a monitor voltage. An indication circuit is activated depending on the monitor voltage...

20060198533 - Method and system for continuous monitoring and diagnosis of body sounds: A method and system is invented for automated continuous monitoring and real-time analysis of body sounds. The system embodies a multi-sensor data acquisition system to measure body sounds continuously. The sound signal processing functions utilize a unique signal separation and noise removal methodology by which authentic body sounds can be...

20060198534 - Air-droppable loudspeaker: A loudspeaker has a horn adapted to both cause air drag and to direct acoustic waves. A speaker and signal generator are electrically coupled to the speaker and secure to the horn. The loudspeaker is transported over a target and dropped from a high elevation. Upon landing the loudspeaker commences...

20060198535 - Vehicle remote control interface for controlling multiple electronic devices: An interface device for interconnecting fixed controls of a vehicle to electronic devices. The interface device is capable of receiving control signals from fixed controls, such as steering wheel controls, backseat controls, handlebar controls, and the like, and then transmitting corresponding control signals to the electronic devices. In one aspect,...

20060198536 - Microphone array signal processing apparatus, microphone array signal processing method, and microphone array system: A microphone array signal processing apparatus which is capable of picking up sound in a low frequency band even with a compact microphone array. The microphone array signal processing apparatus is comprised of delay devices (411-1 to 411-M) that add delays to the respective ones of a plurality of sound...

20060198537 - Ultra-directional microphones: Some embodiments provides a highly directional audio response that is flat over five octaves or more by the use of multiple colinear arrays followed by signal processing. Each of the colinear arrays has a common center, but a different spacing so that it can be used for a different frequency...

20060198538 - Microphone array signal enhancement: A system and method facilitating signal enhancement utilizing an adaptive filter is provided. The invention includes an adaptive filter that filters an input based upon a plurality of adaptive coefficients and modifies the adaptive coefficients based on a feedback output. A feedback component provides the feedback output based, at least...

20060198539 - Signal transmission mechanism between wireless microphone and receiver: A signal transmission mechanism between a wireless microphone and a receiver comprises a receiver, a wireless microphone and a microphone transmitter. A recess is formed on a surface of the receiver, wherein a plurality of electric contact points is disposed within the recess for facilitating an electric contact with either...

20060198540 - Apparatus for mixing, controlling and distributing audio signals: The mixed signal connector (201) is connected to the computers soundcard's (701) auxiliary input connection (801). Output from the computer's soundcard (802, 803, 804) is connected back to the device via 3 connectors (201, 202, 203). A switch or knob (501) directs the audio signal to either the devices speaker...

20060198541 - Electromagnetic lever diaphragm audio transducer: A transducer including a frame and a panel disposed within the frame and coupled to the frame such that the panel may rotate relative to the frame about a rotational axis. The transducer includes an actuator positioned to engage the panel such that the panel rotates about the rotational axis....

20060198542 - Method for the treatment of compressed sound data for spatialization: The invention relates to the treatment of sound data for spatialized restitution of acoustic signals. At least one first and one second series of weighting terms are obtained for each acoustic signal, said terms representing a direction of perception of said acoustic signal by a listener. The acoustic signals are...

20060198543 - Configurable headset: The headset according to the invention has an elongate cabinet adapted for placement behind the ear lobe, a speaker enclosure hinged to the cabinet part and extending downwards from the upper portion of the cabinet part and a microphone boom extending from the lover tip of the cabinet part. The...

20060198544 - Ear hanger type earset: An ear hanger type earset of the present invention comprises an earset housing having a speaker; a pivotal portion having an elastomer to be pivotally connected to the earset housing; and an ear hanger portion to be joined to the pivotal portion, configured in the shape of an arc body,...

20060198545 - Thin display stand with a sub-woofer: A thin display stand with a sub-woofer includes a sub-woofer, a stand body, a damper and a fastener. The damper separates the sub-woofer and the stand body and is coupled with both, so that the sub-woofer and the stand body are prevented from contacting each other, and a shock from...

20060198546 - Frame for speaker device and speaker device: A frame for a speaker device includes a magnetic circuit housing unit which houses a magnetic circuit, an annular outer peripheral portion which is arranged on an outer side of the magnetic circuit housing unit, and plural arm portions which connect the magnetic circuit housing unit and the outer peripheral...

20060198547 - Apparatus for separating particulates from a speaker system: An audio device (200, 220, 230) includes an enclosure (202) having one or more openings (206A-B), one or more speaker systems (214) carried in the enclosure for receiving signals from a corresponding audio source (308), and one or more magnetic elements (216, 222, 232) coupled to the enclosure. The magnetic...

20060198548 - Frame for speaker device and speaker device: A frame for a speaker device includes a magnetic circuit housing unit including an outer peripheral wall housing a magnetic circuit. The outer peripheral wall is formed into a streamline and curved shape....

  
09/07/2006 > 22 patent applications in 21 patent subcategories. class, title,number

20060198527 - Method and apparatus to generate stereo sound for two-channel headphones: A method and apparatus to generate a stereo sound for two-channel headphones from a multi-channel audio signal reproduced from a recording medium. The method may include generating a direct sound and reflected sounds by delaying one of a plurality of channel signals using a plurality of different delay coefficients, multiplying...

20060198528 - Interactive content sound system: A sound encoding and decoding technique for interactive content according to the present disclosure provides additional sound channels encoded in real time from 3D audio vector and level information. The additional channels are encoded into the native sound channel format for compatibility with legacy equipment. Decoding equipment compatible with the...

20060198529 - System and method for determining directionality of sound detected by a hearing aid: This invention relates to a system (200) for determining directionality of a sound. The system (200) comprises a first audio device (202) placed on one side of a user's head (100) and having a first microphone unit (110, 112) for converting said sound to a first electric signal, a second...

20060198530 - Hearing aid with automatic sound storage and corresponding method: The adaptation of a hearing aid to the wearer is made more convenient according to a hearing aid and method of use. A hearing situation is classified according to a hearing situation at any one time, the sound of the hearing aid is stored, and subsequently the sound setting with...

20060198531 - Methods and apparatuses for recording and playing back audio signals: Methods and apparatus for recreating audio signals to sound as though the signals had been recorded in a different acoustic environment is provided. The methods and apparatus may include one or more inputs that receive an audio signal and an input that receives a selected acoustic environment signal, as well...

20060198532 - Howling detection circuit: In a howling detection circuit, an audio signal voltage generator generates an audio signal voltage based on a level of an input audio signal. A capacitor is chargeable and dischargeable by the audio signal voltage and develops a monitor voltage. An indication circuit is activated depending on the monitor voltage...

20060198533 - Method and system for continuous monitoring and diagnosis of body sounds: A method and system is invented for automated continuous monitoring and real-time analysis of body sounds. The system embodies a multi-sensor data acquisition system to measure body sounds continuously. The sound signal processing functions utilize a unique signal separation and noise removal methodology by which authentic body sounds can be...

20060198534 - Air-droppable loudspeaker: A loudspeaker has a horn adapted to both cause air drag and to direct acoustic waves. A speaker and signal generator are electrically coupled to the speaker and secure to the horn. The loudspeaker is transported over a target and dropped from a high elevation. Upon landing the loudspeaker commences...

20060198535 - Vehicle remote control interface for controlling multiple electronic devices: An interface device for interconnecting fixed controls of a vehicle to electronic devices. The interface device is capable of receiving control signals from fixed controls, such as steering wheel controls, backseat controls, handlebar controls, and the like, and then transmitting corresponding control signals to the electronic devices. In one aspect,...

20060198536 - Microphone array signal processing apparatus, microphone array signal processing method, and microphone array system: A microphone array signal processing apparatus which is capable of picking up sound in a low frequency band even with a compact microphone array. The microphone array signal processing apparatus is comprised of delay devices (411-1 to 411-M) that add delays to the respective ones of a plurality of sound...

20060198537 - Ultra-directional microphones: Some embodiments provides a highly directional audio response that is flat over five octaves or more by the use of multiple colinear arrays followed by signal processing. Each of the colinear arrays has a common center, but a different spacing so that it can be used for a different frequency...

20060198538 - Microphone array signal enhancement: A system and method facilitating signal enhancement utilizing an adaptive filter is provided. The invention includes an adaptive filter that filters an input based upon a plurality of adaptive coefficients and modifies the adaptive coefficients based on a feedback output. A feedback component provides the feedback output based, at least...

20060198539 - Signal transmission mechanism between wireless microphone and receiver: A signal transmission mechanism between a wireless microphone and a receiver comprises a receiver, a wireless microphone and a microphone transmitter. A recess is formed on a surface of the receiver, wherein a plurality of electric contact points is disposed within the recess for facilitating an electric contact with either...

20060198540 - Apparatus for mixing, controlling and distributing audio signals: The mixed signal connector (201) is connected to the computers soundcard's (701) auxiliary input connection (801). Output from the computer's soundcard (802, 803, 804) is connected back to the device via 3 connectors (201, 202, 203). A switch or knob (501) directs the audio signal to either the devices speaker...

20060198541 - Electromagnetic lever diaphragm audio transducer: A transducer including a frame and a panel disposed within the frame and coupled to the frame such that the panel may rotate relative to the frame about a rotational axis. The transducer includes an actuator positioned to engage the panel such that the panel rotates about the rotational axis....

20060198542 - Method for the treatment of compressed sound data for spatialization: The invention relates to the treatment of sound data for spatialized restitution of acoustic signals. At least one first and one second series of weighting terms are obtained for each acoustic signal, said terms representing a direction of perception of said acoustic signal by a listener. The acoustic signals are...

20060198543 - Configurable headset: The headset according to the invention has an elongate cabinet adapted for placement behind the ear lobe, a speaker enclosure hinged to the cabinet part and extending downwards from the upper portion of the cabinet part and a microphone boom extending from the lover tip of the cabinet part. The...

20060198544 - Ear hanger type earset: An ear hanger type earset of the present invention comprises an earset housing having a speaker; a pivotal portion having an elastomer to be pivotally connected to the earset housing; and an ear hanger portion to be joined to the pivotal portion, configured in the shape of an arc body,...

20060198545 - Thin display stand with a sub-woofer: A thin display stand with a sub-woofer includes a sub-woofer, a stand body, a damper and a fastener. The damper separates the sub-woofer and the stand body and is coupled with both, so that the sub-woofer and the stand body are prevented from contacting each other, and a shock from...

20060198546 - Frame for speaker device and speaker device: A frame for a speaker device includes a magnetic circuit housing unit which houses a magnetic circuit, an annular outer peripheral portion which is arranged on an outer side of the magnetic circuit housing unit, and plural arm portions which connect the magnetic circuit housing unit and the outer peripheral...

20060198547 - Apparatus for separating particulates from a speaker system: An audio device (200, 220, 230) includes an enclosure (202) having one or more openings (206A-B), one or more speaker systems (214) carried in the enclosure for receiving signals from a corresponding audio source (308), and one or more magnetic elements (216, 222, 232) coupled to the enclosure. The magnetic...

20060198548 - Frame for speaker device and speaker device: A frame for a speaker device includes a magnetic circuit housing unit including an outer peripheral wall housing a magnetic circuit. The outer peripheral wall is formed into a streamline and curved shape....

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