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Electrical audio signal processing systems and devices February patent applications/inventions, industry category 02/11

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.
  
02/24/2011 > 35 patent applications in 26 patent subcategories. patent applications/inventions, industry category

20110044457 - Apparatus and method for restoring multi-channel audio signal using he-aac decoder and mpeg surround decoder: Provided is a method for controlling synchronizing downmix signals and MPEG surround side information signals by controlling a delay according to the kind of downmix audio signals in an MPEG surround decoder. When multi-channel audio signals are restored using an HE-AAC decoder and a low-power MPEG surround decoder and complex... Agent: Ladas & Parry LLP

20110044458 - Slot position coding of residual signals of spatial audio coding application: Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The bitstream can include different syntax related to time, frequency and spatial domains. In some embodiments, the bitstream includes one or more data structures (e.g.,... Agent: Fish & Richardson P.C. (sv)

20110044459 - Slot position coding of syntax of spatial audio application: Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The bitstream can include different syntax related to time, frequency and spatial domains. In some embodiments, the bitstream includes one or more data structures (e.g.,... Agent: Fish & Richardson P.C. (sv)

20110044460 - method of combining at least two audio signals and a microphone system comprising at least two microphones: A method of combining at least two audio signals for generating an enhanced system output signal is described. The method comprises the steps of: a) measuring a sound signal at a first spatial position using a first transducer, such as a first microphone, in order to generate a first audio... Agent: Altera Law Group, LLC

20110044461 - Apparatus and method for computing control information for an echo suppression filter and apparatus and method for computing a delay value: An embodiment of an apparatus for computing control information for a suppression filter for filtering a second audio signal to suppress an echo based on a first audio signal includes a computer having a value determiner for determining at least one energy-related value for a band-pass signal of at least... Agent: Schoppe, Zimmermann , Stockeler & Zinkler C/o Keating & Bennett, LLP

20110044462 - Signal enhancement device, method thereof, program, and recording medium: The initial values of parameter estimates are set, including reverberation parameter estimates, which includes a regression coefficient used in a linear convolutional operation for calculating an estimated value of reverberation included in an observed signal, source parameter estimates, which includes estimated values of a linear prediction coefficient and a prediction... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110044463 - Device to enhance an ear bud: The present invention relates to a device to enhance an ear bud including a headband coupled to one or more ear pads. The ear pad being formed of a material for providing dampening of ambient sound and physiologic compression. For example, the pad can be formed of a visco-elastic foam... Agent: Diane Dunn Mckay, Esq. Porzio, Bromberg & Newman, P.C.

20110044464 - Feedforward anr device acoustics: An earpiece of an ANR device incorporates one or more of feedforward-based ANR; feedback-based ANR; passive noise reduction (PNR) of environmental noise sounds in the environment external to the casing of the earpiece in higher audible frequencies; a controlled leak acoustically coupling the front cavity to the environment external to... Agent: Bose Corporation C/o Donna Griffiths

20110044465 - Feedforward anr device cover: An earpiece of an ANR device incorporates one or more of feedforward-based ANR; feedback-based ANR; passive noise reduction (PNR) of environmental noise sounds in the environment external to the casing of the earpiece in higher audible frequencies; a controlled leak acoustically coupling the front cavity to the environment external to... Agent: Bose Corporation C/o Donna Griffiths

20110044466 - Wireless digital audio music system: A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively coupled to a headphone set. The audio receiver is configured for digital wireless communication with the audio transmitter. The digital audio receiver utilizes fuzzy logic to optimize... Agent: Megan Lyman

20110044467 - Directed acoustic sound system: An acoustic sound system usable in electronic entertainment systems that generates highly directional sound. The directed acoustic sound system includes a parametric audio sound system having a modulator for modulating an ultrasonic carrier signal with a processed audio signal, a driver amplifier for amplifying the modulated signal, and a parametric... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20110044468 - Networked audio input device in an audio video distribution system: This disclosure describes a networked audio input device in an audio video distribution system that uses a local area network that includes a network speaker node; and an audio input device that receives the analog audio signal and that couples to a network speaker node through a speaker/microphone driver. The... Agent: Matthew J. Booth & Associates, PLLC C/o Cpa Global

20110044469 - Networked audio output device in an audio video distribution system: This disclosure describes a networked audio output device in an audio video distribution system that uses a local area network that includes a network speaker node; and an audio output device that transmits the analog audio signal and that couples to the network speaker node through the speaker/microphone driver. The... Agent: Matthew J. Booth & Associates, PLLC C/o Cpa Global

20110044470 - Artificial engine sound generator: To solve the safety problem of electric and hybrid vehicles, the engine sound of these vehicles is too quiet, so the pedestrians cannot recognize the approaching vehicles. In order to solve the problem, equip the electric motored vehicle with the artificial engine sound generator, which emits a sound similar to... Agent: Smith Patent Office

20110044471 - Generation of a drive signal for sound transducer: An apparatus for generating a drive signal for a sound transducer (109) comprises a sound generator (101) which provides an input audio signal. A divider (101) divides the input audio signal into at least a low frequency signal and a high frequency signal and an expander (105) generates an expanded... Agent: Philips Intellectual Property & Standards

20110044472 - Audio compensation unit and compensating method and audio processing device thereof: An audio compensation unit includes a detection subunit and a compensation subunit. The detection subunit is for detecting an audio signal to obtain an original frequency. The detection subunit defines a predetermined low frequency band and a predetermined high frequency band. The detection subunit is also for generating a first... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110044473 - Sound source playing apparatus for compensating output sound source signal and method of compensating sound source signal output from sound source playing apparatus: A method of selecting a compensation method to compensate a sound source signal output from a sound source playing apparatus includes; displaying a plurality of areas indicating each of a plurality of compensation methods with respect to a signal output from the sound source playing apparatus, outputting a test signal... Agent: Cantor Colburn LLP

20110044474 - System and method for adjusting an audio signal volume level based on whom is speaking: In a second embodiment, the system and method can be further adapted to identify a speech characteristic of a participant(s) in a conference call. A determination is made when the participant of the conference call is speaking during the conference call. An adjustment is made to a mixed audio signal... Agent: Avaya Inc. Margaret Carmichael, Docketing Specialist

20110044475 - Audio adapter, earphone and speaker box: An audio adapter including a first connector, a second connector, a manually adjustable passive audio adjusting unit, and a signal line is provided. The signal line sequentially connects the first connector, the manually adjustable passive audio adjusting unit, and the second connector. An earphone and a speaker box using the... Agent: J C Patents

20110044476 - System to generate electrical signals for a loudspeaker: The present disclosure describes an apparatus and a system for generating electrical signals for a loudspeaker. The loudspeaker may include one or more piezoelectric actuators configured to deflect a diaphragm of the loudspeaker in response to an input signal. The apparatus may be configured to receive the input signal and... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC

20110044477 - Quick-coupling wireless microphone: The present invention provides a microphone's quick-coupling wireless structure, which combines a wireless module with a quick-coupling switching device, whereby a wired microphone of common dimension is integrated so as to become a multi-functional quick-coupling wireless microphone; in practice, the switching device is incorporated onto the main body of the... Agent: Troxell Law Office, PLLC

20110044478 - Portable electronic device and audio output and input controlling method thereof: A portable electronic device includes a housing including a first end and a second end opposite to the first end, a speaker unit including a first speaker near the first end of the housing and a second speaker near the second end of the housing, a microphone unit including a... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110044479 - Condenser microphone: The present invention provides a condenser microphone. In one embodiment, the condenser microphone comprises: a frame of the microphone formed of a circuit board substrate and a casing, and an amplifier device, an elastic holding component and capacitance components provided inside the microphone. One or more sound holes are provided... Agent: Troutman Sanders LLP 5200 Bank Of America Plaza

20110044480 - Electret condenser: An electret condenser includes a fixed film 110 including a conductive film 118 to be an upper electrode, a vibrating film 112 including a lower electrode 104 and a silicon oxide film 105 to be an electret film, and a silicon oxide film 108 provided between the fixed film 110... Agent: Mcdermott Will & Emery LLP

20110044481 - Method and system for providing hearing assistance to a user: There is provided a method for providing hearing assistance to a user (101, 301), comprising: capturing audio signals by a microphone arrangement (26) comprising at least two spaced apart microphones (M1, M2); estimating the total energy contained in the voice spectrum of the audio signals captured at least one of... Agent: Conley Rose, P.C. David A. Rose

20110044483 - Method and apparatus for specialized gesture sensing for fitting hearing aids: The present subject matter relates generally to method and apparatus for sensing gestures for fitting hearing aids.... Agent: Schwegman, Lundberg & Woessner, P.A.

20110044482 - Method and apparatus for tagging patient sessions for fitting hearing aids: The present subject matter relates generally to the method and apparatus for storing tags during a fitting session. The tags may be used to store information useful for an audiologist, a manufacturer of hearing aids, and a manufacturer of fitting software. The software adapted to provide searching based on tags.... Agent: Schwegman, Lundberg & Woessner, P.A.

20110044484 - Hearing aid compatibility in a wireless communications device: A wireless communications device and method for providing an output signal. The device includes a control unit for controlling the operation of the wireless communications device; a selection element connected to the control unit and configured to allow selection of several modes of output coupling for generating the output signal... Agent: Bereskin And Parr LLP S.e.n.c.r.l., S.r.l.

20110044485 - Method and apparatus for an insulated electromagnetic shield for use in hearing assistance devices: The present subject matter of the invention relates generally to the management of electromagnetic fields in hearing assistance devices, such as hearing aids, and in particular to an insulated electromagnetic shield design for hearing assistance devices. The present disclosure includes various embodiments for electromagnetic shielding of a receiver using a... Agent: Schwegman, Lundberg & Woessner, P.A.

20110044486 - Personal back bass system: A personal back bass system is provided in which the system includes a seat, a backrest, a subwoofer, and a subwoofer enclosure. The subwoofer is coupled to the backrest and is positioned so that the sound emitted from the subwoofer directly travels to the backrest such that the pressure from... Agent: Baker & Daniels LLP

20110044487 - Interconnecting earphones: Various embodiments are directed to earphones, earphone assemblies, and methods of using the same. Further, these embodiments provide earphones that can releasably interconnect in a compact configuration that also reduces the likelihood that the earphone wires or cords will become entangled. By way of example, in at least one embodiment,... Agent: K&l Gates LLP

20110044488 - Prenatal audio system: A system for transmitting sounds to an in utero being. The system includes a first speaker capable of transmitting sound to an in utero being and a first bendable member coupled to the first speaker. The first bendable member is flexible enough to allow the first bendable member to be... Agent: Italia Ip

20110044489 - Loudspeaker, video device, and portable information processing apparatus: A loudspeaker according to the present invention includes: a diaphragm that vibrates back and forth to emit a sound; a magnetic circuit that is provided on a rear side of the diaphragm and has a magnetic gap on a diaphragm side; a voice coil that is directly or indirectly joined... Agent: Wenderoth, Lind & Ponack L.L.P.

20110044490 - Edge for speaker: An edge is provided between an outer peripheral part of a diaphragm and a frame. The edge includes a concave part which is formed along the outer peripheral part of the diaphragm and which includes a recess. The concave part is comprised of a first material. A second material is... Agent: Crowell & Moring LLP Intellectual Property Group

20110044491 - Long excursion loudspeaker with closed magnetic circuit and ribbed robbin extending through slotted yoke: An audio loudspeaker with an internal magnet geometry motor having a slotted cylinder having closed ends, a pair of oppositely charged magnets sandwiching a top plate and disposed between the closed ends of the cylinder, and a diaphragm assembly having a bobbin with spokes which extend through the slots. Mechanically... Agent: Plastoform Industries Ltd.

  
02/17/2011 > 22 patent applications in 21 patent subcategories. patent applications/inventions, industry category

20110038484 - device for and a method of processing audio data: A device (100) for processing audio data, wherein the device (100) comprises a first audio reproduction unit (102) adapted for reproducing a first part of the audio data and adapted to be attached to a left ear (106) of a user (110), a second audio reproduction unit (104) adapted for... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110038485 - Nonlinear filter for separation of center sounds in stereophonic audio: In accordance with some embodiments of the present invention there is provided a system, a method and a circuit for processing a stereo audio signal. According to some embodiments, the system for processing a stereo audio signal may include an audio processing circuit. The audio processing module or circuit may... Agent: Oliff & Berridge, PLC

20110038486 - System and method for automatic disabling and enabling of an acoustic beamformer: A system and method that automatically disables and/or enables an acoustic beamformer is described herein. The system and method automatically generates an output audio signal by applying beamforming to a plurality of audio signals produced by an array of microphones when it is determined that such beamforming is working effectively... Agent: Fiala & Weaver P.l.l.c. C/o Cpa Global

20110038487 - Earphone acoustic simulation system and optimal simulation method of the same: An earphone acoustic simulation system and an optimal simulation method of the same is disclosed. The earphone acoustic simulation system comprises an earphone front end simulation circuit and an earphone back end simulation circuit for simulating acoustic environment of a front cavity and a back cavity inside an earphone, and... Agent: Rosenberg, Klein & Lee

20110038488 - Wireless musical instrument network and wireless link modules: A wireless musical instrument network (400, 500) may comprise one or more wireless link modules (100, 200, 300). In some embodiments a first wireless link module may be adapted to receive a first input audio signal and transmit a first wireless signal having a modulation component based on the first... Agent: Scott R. Humphreys

20110038489 - Systems, methods, apparatus, and computer-readable media for coherence detection: Based on phase differences between corresponding frequency components of different channels of a multichannel signal, a measure of directional coherency is calculated. Application of such a measure to voice activity detection and noise reduction are also disclosed.... Agent: Qualcomm Incorporated

20110038490 - System for increasing perceived loudness of speakers: A system can be provided for increasing loudness of an audio signal to present a perceived loudness to a listener that is greater than a loudness provided natively by a loudspeaker. The system can include one or more of the following: a frequency suppressor, a loudness adjuster, an equalizer, and... Agent: Knobbe Martens Olson & Bear LLP

20110038491 - Passive sound pressure level limiter: A passive sound pressure level (SPL) limiter is provided that can be used with audio sources of varying drive levels and headsets, earbuds, etc. of varying sensitivity. The SPL limiter includes a control circuit that includes a rectifier and, in most configurations, a step-up transformer. The SPL limiter also includes... Agent: Patent Law Office Of David G. Beck

20110038492 - Optical sensing in a directional mems microphone: A microphone having an optical component for converting the sound-induced motion of the diaphragm into an electronic signal using a diffraction grating. The microphone with inter-digitated fingers is fabricated on a silicon substrate using a combination of surface and bulk micromachining techniques. A 1 mm×2 mm microphone diaphragm, made of... Agent: Ostrolenk Faber LLP

20110038493 - Structure with an integrated circuit and a silicon condenser microphone mounted on a single substrate and method for manufacturing the same: A structure with an integrated circuit (IC) and a silicon condenser microphone mounted thereon includes a substrate having a first area and a second area. The IC is fabricated on the first area in order to form a conducting layer and an insulation layer. Both the conducting layer and the... Agent: Flash Intellectual Property, Inc. Attn. Cheng-ju Chiang

20110038494 - Acoustic transducer array: A loudspeaker system comprises a plurality of speaker transducer units divided among and arrayed in at least three linear arrays. The linear arrays are disposed in a like plurality of elongated rectangular baffles. The elongated rectangular baffles are disposed in side by side relationship along the respective elongated sides of... Agent: O'malley And Firestone

20110038495 - Piezoelectric micro speaker and method of manufacturing the same: A piezoelectric micro speaker and a method of manufacturing the same are provided. The piezoelectric micro speaker includes a device plate, a front plate bonded on a front surface of the device plate, and a rear plate bonded on a rear surface of the device plate. The device plate includes... Agent: Sughrue Mion, PLLC

20110038496 - Hearing enhancement system and components thereof: A circuit includes a microphone circuit, an audio processing module, a digital audio processing module, and an active noise reduction (ANR) circuit. The microphone circuit receives acoustic vibrations and generates an audio signal therefrom. The audio processing module generates a representation of the audio signal. The digital audio processing module... Agent: Garlick Harrison & Markison

20110038497 - Microphone devices and methods for tuning microphone devices: The present invention relates generally to microphone devices useful, for example, in hearing aid devices. The present invention relates more particularly to tunable microphone devices, and methods used to tune them. One aspect of the present invention is a microphone device that includes at least one microphone element. Each microphone... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20110038498 - Method and apparatus for using haptics for fitting hearing aids: The present subject matter relates generally to the method and apparatus for using haptics for fitting hearing aids. The application of haptics technology to hearing aid fitting system software is provided. A graphical user interface with a touch screen for hearing aid fitting provides tactile response to a user adjusting... Agent: Schwegman, Lundberg & Woessner, P.A.

20110038499 - Hearing aid with an identifier: A hearing aid includes an identifier for identifying usage of the hearing aid at a correct side on the left ear or the right ear of a wearer. The identifier is constructed as a rotational element having a first feature and a second feature to be respectively set by a... Agent: Lerner Greenberg Stemer LLP

20110038500 - Hearing aid with led and method of operation: A hearing aid has a housing, a signal-processing arrangement housed in the housing, an LED, an actuatable switching element arranged on the housing, and a battery. The LED is connected to a positive pole of the battery with its anode connector and to a first connector of the signal-processing arrangement... Agent: Lerner Greenberg Stemer LLP

20110038502 - Electret capacitor microphone with one-piece vocal cavity component: An electret capacitor microphone with one-piece vocal cavity component includes; a shell, a vibration element and a circuit board which is used to envelop the shell containing cavity and connect with the shell; the first vocal cavity is formed between the vibration element and the inner surface of the top... Agent: GlobalIPServices

20110038501 - Ribbon microphone unit and ribbon microphone: A ribbon microphone unit includes a permanent magnet that forms a magnetic field and a ribbon diaphragm that is disposed in the magnetic field and vibrates upon receiving a sound wave. An elastic layer made of synthetic resin is formed at least at a portion of the ribbon diaphragm, the... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20110038503 - Earphone: An earphone including a housing, a moving coil speaker, and a balance armature speaker is provided. The housing has an accommodating space and a single sound conducting channel connected to the accommodating space. The moving coil speaker and the balance armature speaker are disposed in the accommodating space of the... Agent: J C Patents

20110038504 - Damper and loudspeaker using the same: A damper includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. A loudspeaker includes a magnetic circuit, a bobbin, a voice coil, a damper, and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap. The voice... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110038505 - Bobbin and loudspeaker using the same: A bobbin includes a paper matrix and a plurality of carbon nanotubes dispersed in the paper matrix. A loudspeaker includes a magnetic circuit, a bobbin, a voice coil, a damper, and a diaphragm. The magnetic circuit defines a magnetic gap. The bobbin is located in the magnetic gap and includes... Agent: Altis Law Group, Inc. Attn: Steven Reiss

  
02/10/2011 > 25 patent applications in 24 patent subcategories. patent applications/inventions, industry category

20110033055 - Voice communication device, signal processing device and hearing protection device incorporating same: Signal processing device comprising: a signal analyser (7) for analysing a received signal into the subband domain; a first signal path (10) and a second signal path (11), the first signal path (10) being decoupled from the second signal path (11), whereby the first signal path (10) and the second... Agent: Mcandrews Held & Malloy, Ltd

20110033056 - Noise cancellation for microphone-speaker combinations using combined speaker amplifier and reference sensing: An audio host device has a connector having a speaker contact, a microphone contact, and a reference contact. The reference contact is shared by a microphone and a speaker. The reference contact is also directly coupled to a power return plane of the audio host device. A difference amplifier is... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20110033057 - Method and apparatus for distortion of audio signals and emulation of vacuum tube amplifiers: A method for digitally processing audio signals to emulate the effects of vacuum tube amplifiers and preamplifiers, musical instrument amplification systems, and distortion effects. By use of an implicit numerical method to estimate the response of a parametrically-controlled non-linear transfer function, non-linear filters, and feedback elements, the dynamic behavior and... Agent: Marc Gallo

20110033058 - Display apparatus: A display apparatus has a display unit; a housing which accommodates the display unit; a compressor for cooling the air inside the housing; a detecting unit which detects a sound generated from the compressor and an output unit which outputs a sound for canceling the sound detected by the compressor.... Agent: Ndq&m Watchstone LLP

20110033059 - Method and system for reducing echo and noise in a vehicle passenger compartment environment: An echo cancelling algorithm in a communication device initializes a step size value used in an adaptive echo filter based on a background noise signal power level relative to a power level of a received signal and a power level of an echo estimate relative to an output of an... Agent: Hughes Telematics, Inc.

20110033060 - Mode switching noise cancellation for microphone-speaker combinations used in two way audio communications: An audio host device has an electrical interface having a speaker contact, a microphone contact, and a reference contact. The reference contact is shared by a microphone and a speaker. The reference contact is also directly coupled to a power return plane of the audio host device. A difference amplifier... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20110033061 - Audio signal processing device, audio signal processing system, and audio signal processing method: An audio signal processing device includes multiple input reception units to which analog audio signals, on which watermark information indicating identification information is superimposed, are input, an extraction unit that is adapted to extract the identification information from each of the analog audio signals input to the multiple input reception... Agent: Rossi, Kimms & Mcdowell LLP.

20110033062 - Acoustic velocity microphone using a buoyant object: Embodiments of a directional acoustic sensor or acoustic velocity microphone are disclosed that include a sensor frame structure, a support means, and a buoyant object. The buoyant object is suspended in the sensor frame structure using the support means. The buoyant object has a feature size smaller than a wavelength... Agent: Kasha Law LLC

20110033063 - Surround sound generation from a microphone array: A signal from each of an array of microphones is analyzed. For at least one subset of microphone signals, a time difference is estimated, which characterizes the relative time delays between the signals in the subset. A direction is estimated from which microphone inputs arrive from one or more acoustic... Agent: Dolby Laboratories Inc.

20110033064 - Differential mode noise cancellation with active real-time control for microphone-speaker combinations used in two way audio communications: An audio host device has an electrical interface having a speaker contact, a microphone contact, and a reference contact. The reference contact is shared by a microphone and a speaker. The reference contact is also directly coupled to a power return plane of the audio host device. A difference amplifier... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20110033065 - Automatic and dynamic noise cancellation for microphone-speaker combinations: An audio host device has a headset electrical interface in which a reference contact is shared by a microphone and a speaker. A variable or programmable gain amplifier, PGA, has a signal input coupled to a sense point for the reference contact. A first difference amplifier has its inputs coupled... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20110033066 - Circular speaker: A device comprising a circular shaped resonating chamber having an upper resonating chamber and a lower resonating chamber, which are joined together by a sound board, the sound board divides said upper resonating chamber and said lower resonating chamber, wherein one or more speakers are mounted to the sound board,... Agent: Allan Grant

20110033067 - Operation panel structure and control method and control apparatus for mixing system: As viewed from the front of an operation panel, adjustment sections for individual input channels are positioned on the operation panel close to a human operator, and a display, a control section for setting an equalizer process, compressor process etc. for one selected channel and a signal delivery control section... Agent: Morrison & Foerster, LLP

20110033068 - Human body sound transmission apparatus and method for minimizing signal loss: A human body sound transmission apparatus and method for minimizing a signal loss are disclosed. The human body sound transmission apparatus includes: an audio signal transmission unit modulating an audio signal desired to be transmitted, and transmitting the modulated audio signal to the vicinity of a user's ear through the... Agent: Ampacc Law Group, PLLC

20110033069 - Thermoacoustic device: The present invention relates to a thermoacoustic device that includes an acoustic element. The acoustic element includes a substrate, a plurality of microspaces, and a metal film. The metal film is located above the substrate. A plurality of microspaces is defined between the substrate and the metal film. The metal... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110033070 - Sound image localization processing apparatus and others: signal correction means 200 for assigning each listener to the divided frequency band, controlling a phase of the right signal or the left signal which has been signal-processed for a listening position of the other listener, and localizing a sound image at a side of the other listener.... Agent: Sughrue Mion, PLLC

20110033071 - Hearing aid wireless network: A hearing aid includes a transceiver for interconnection of the hearing aid with a wireless network, and a communication controller that is adapted for controlling data exchange through the network in accordance with a network protocol, wherein the controller is further adapted for initialisation of the network in an acquisition... Agent: VistaIPLaw Group, LLP (gn Resound)

20110033072 - Hearing aid: A hearing aid (10) comprises a main body (11) that can be latched to the upper part of the base of the user's auricle, and is continuous to the rear of said base, the main body (11) having two main faces (12, 13) that are opposite the user's head and... Agent: Wenderoth, Lind & Ponack L.L.P.

20110033073 - Hearing aid system: This hearing aid system comprises a first hearing aid (1) and the second hearing aid (2) mounted on the right ear. These each have a microphone (101) for inputting ambient sound, a hearing aid processor (102) for subjecting sound inputted from the microphone (101) to hearing aid processing, a speaker... Agent: Wenderoth, Lind & Ponack L.L.P.

20110033074 - Transparent speaker and display module integrating the same: A transparent speaker is suitable for being disposed on a display panel. The transparent speaker includes a transparent membrane, a transparent electrode plate, and spacers. Each transparent electrode plate has a plurality of openings. The display panel includes a plurality of pixels. The pixels emit optical signals. A Moire spatial... Agent: Morris Manning Martin LLP

20110033075 - Prenatal interactive toolbox: A prenatal interactive toolbox has a flexible and adjustable belt having an adjustable fastening means and having a centrally located support panel with an anchor means. A removable mat configured as a pouch having an anchor mate means dimensioned and configured to removably mate with the anchor means of the... Agent: Irene M. Waller Law Corporation

20110033076 - Loudspeaker: A loudspeaker includes a magnetic system defining a magnetic gap, a vibrating system, and a supporting system. The vibrating system includes a diaphragm, a voice coil bobbin disposed in the magnetic gap, a coil lead wire having a first end and a second end, and a voice coil wound around... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110033077 - Magnet system and method of manufacturing the same: A method of manufacturing a magnet system (101, 201) for an electro-acoustic transducer (100, 200) comprising a magnet element (105, 205) and at least one pole plate (106, 107, 206, 207), is described, wherein the method comprises providing the magnet element (105, 205) having a first coating layer comprising a... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110033078 - Voice coil lead wire and loudspeaker using the same: The present disclosure relates to a voice coil lead wire and a loudspeaker using the same. The voice coil lead wire includes a lead wire structure and a core wire structure. The lead wire structure includes at least one lead wire. The core wire structure includes at least one carbon... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110033079 - Flat loudspeaker structure: A flat loudspeaker structure is provided. A conductive electrode of a vibrating membrane of a flat speaker unit is disposed on both utmost sides of the flat speaker unit, so as to improve reliability of the flat speaker unit. The utmost conductive electrodes of the flat speaker unit are further... Agent: Jianq Chyun Intellectual Property Office

  
02/03/2011 > 43 patent applications in 36 patent subcategories. patent applications/inventions, industry category

20110026717 - Audio output device and audio output method: An audio output device includes: a speaker unit including at least first to third speakers; and an audio signal processor configured to select either one of a first mode for outputting a stereo audio signal from the first and second speakers and a second mode for outputting a monaural audio... Agent: Blakely Sokoloff Taylor & Zafman LLP

20110026718 - Virtualizer with cross-talk cancellation and reverb: Audio loudspeaker and headphone virtualizers and cross-talk cancellers and methods use separate virtual speaker locations for different Bark frequency bands and a single reverberation filter for multi-channel virtualizer inputs.... Agent: Texas Instruments Incorporated

20110026719 - Configurable recursive digital filter for processing television audio signals: A television audio signal encoder includes a device that sums a left channel audio signal and a right channel audio signal to produce a sum signal. The device also subtracts one of the left and right audio signals from the other to produce a difference signal. The encoder also includes... Agent: Mcdermott Will & Emery

20110026720 - Signal processing apparatus and signal processing method: A surround effect in low-tone range can be improved when speakers to be positioned in front of a listener are used to realize a surround sound. A left surround signal extracting part 11 outputs a left surround signal Ls to a speaker LSP as it is, an attenuating part 12... Agent: Young & Thompson

20110026721 - Bone conduction device fitting: Methods and systems for fitting a bone conduction device are provided herein. These methods and systems comprise determining a gain to be used by the bone conduction device in providing signals at a particular frequency. In determining the gain, a fitting system may provide a test sound that is modulated... Agent: John S. Pratt, Esq. (cochlear) Kilpatrick Stockton LLP

20110026722 - Vibration sensor and acoustic voice activity detection system (vads) for use with electronic systems: A voice activity detector (VAD) combines the use of an acoustic VAD and a vibration sensor VAD as appropriate to the conditions a host device is operated. The VAD includes a first detector receiving a first signal and a second detector receiving a second signal. The VAD includes a first... Agent: Gregory & Martensen LLP

20110026725 - Method for monitoring the influence of ambient noise on stochastic gradient algorithms during identification of linear time-invariant systems: A hearing aid system and a method of estimating ambient noise in a listening device includes an input transducer and an output transducer, an electrical forward path between the input transducer and the output transducer providing a forward gain, an electrical feedback path comprising an adaptive filter for estimating the... Agent: Birch Stewart Kolasch & Birch

20110026723 - Active vibratory noise control apparatus: An active vibratory noise control apparatus includes a basic signal generator configured to output a basic sine wave signal and a basic cosine wave signal. An adaptive finite impulse response filter is configured to output a control signal to cancel the vibratory noise. A vibratory noise cancelling device is configured... Agent: Ditthavong Mori & Steiner, P.C.

20110026724 - Active noise reduction method using perceptual masking: A method of active noise reduction is described which comprises receiving an audio signal (132) to be played, receiving a noise signal (105, 107, 116, 118, 126), indicative of ambient noise (111), from at least one microphone (104, 106), and generating a noise cancellation signal (114) depending on both, said... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110026727 - Intelligent network communication device in an audio video distribution system: This disclosure describes an intelligent network communication device in an audio video distribution system that uses a local area network that includes a network speaker node; an audio input device that receives the analog audio signal and that couples to a network speaker node through a speaker/microphone driver; and an... Agent: Matthew J. Booth & Associates, PLLC C/o Cpa Global

20110026726 - Wireless headphone integrated with an adjustment control device: A wireless headphone integrated with an adjustment control device includes a headphone, a tuning unit having a base disposed on a side of the headphone containing an ear muff, a rotatable tuning shaft protruded from the base and coupled to a knob, a direction changing unit having a through hole... Agent: Wpat, PC Intellectual Property Attorneys

20110026728 - Audio output device: An audio output device includes: a main unit including a terminal configured to connect an external speaker; a speaker unit configured to be detachably attached to the main unit while the terminal is covered with the speaker unit; and an amplification unit configured to amplify an audio signal so that... Agent: Blakely Sokoloff Taylor & Zafman LLP

20110026729 - Vehicle existence informing device and method for informing existence of a vehicle: A vehicle existence informing device is configured to inform existence of a vehicle by using a warning sound at a frequency in an audible range. A speaker array includes at least two speakers arranged so that oscillation directions of oscillators of the at least two speakers substantially coincide with each... Agent: Nixon & Vanderhye, PC

20110026730 - Audio processing apparatus and method: An audio processing apparatus is provided, comprising: a main microphone for receiving sounds from a source and noises from non-source sources and generating a main input; a reference microphone for receiving the sounds and the noises and generating a reference input; a short-time Fourier transformation (STFT) unit for applying short... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20110026731 - Microphone circuit and method for preventing microphone circuit from generating noise when reset: The invention provides a microphone circuit. In one embodiment, the microphone circuit comprises a transducer, a biasing resistor, a pre-amplifier, and a switch circuit. The transducer is coupled between a ground and a first node for converting a sound into a voltage signal output to the first node. The biasing... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20110026732 - System for detecting and reducing noise via a microphone array: A system for detecting noise in a signal received by a microphone array and a method for detecting noise in a signal received by a microphone array is disclosed. The system also provides for the reduction of noise in a signal received by a microphone array and a method for... Agent: Sunstein Kann Murphy & Timbers LLP

20110026733 - Device for cancelling background noise and method thereof: A method for cancelling background noise of an audio device comprises determining characteristic values of an audio signal to construct a characteristic signal reflecting a change trend of the audio signal, multiplying the determined characteristic signal with the audio signal to construct a multiplication signal, and amplifying the multiplication signal.... Agent: Alston & Bird LLP

20110026734 - System for suppressing wind noise: A voice enhancement logic improves the perceptual quality of a processed voice. The voice enhancement system includes a noise detector and a noise attenuator. The noise detector detects a wind buffet and a continuous noise by modeling the wind buffet. The noise attenuator dampens the wind buffet to improve the... Agent: Rim/bhgl

20110026735 - Noise reducing circuit: A noise reducing circuit includes a variable low-cut filter disposed at an upstream of a sound signal switching section and has a variable cutoff frequency, and a control circuit which controls the cutoff frequency of the variable low-cut filter to a first cutoff frequency lower than a cutoff frequency of... Agent: Pillsbury Winthrop Shaw Pittman LLP

20110026736 - Audio-separating apparatus and operation method thereof: This present invention discloses an audio-separating apparatus and operation method thereof. The audio-separating apparatus applies both blind source separation and noise reduction mechanisms. The audio-separating apparatus only uses one microphone to record mixed sound signals. After applying the noise reduction mechanism, noise reduced signals and the mixed sound signals are... Agent: Wpat, PC Intellectual Property Attorneys

20110026737 - Method and apparatus for controlling volume in an electronic machine: A method and an apparatus for controlling/adjusting volume, which can set multiple volume modes having different volume intervals and control volume by a volume interval of a corresponding volume mode according to a given circumstance in an electronic device having a volume change function. The method includes detecting a volume... Agent: Cha & Reiter, LLC

20110026738 - Mixing apparatus: Signal of a channel selected in accordance with a cue instruction is supplied to a cue bus. Cue signal processing section provided in the cue bus can perform one or more signal processing operations, selected from among a predetermined plurality of different signal processing operations, such as “Delay”, “Insert” and... Agent: Morrison & Foerster, LLP

20110026739 - High level capable audio amplification circuit: The present invention relates to an audio amplification circuit with first and second signal channels which generate first and second digital audio signals with different signal amplifications from a common audio input signal and a method of amplifying a common audio input signal with different signal amplifications to provide first... Agent: Robert L. Hails, Jr. Kenyon & Kenyon LLP

20110026741 - Human body sound transmission system and method for transmitting a plurality of signals: There are provided a human body sound transmission system and a method. The human body sound transmission system according to an aspect of the present invention directly or indirectly contacts a human body to apply coupled signals of high frequency sound signals with high frequency signals, which recover sound signals... Agent: Ampacc Law Group, PLLC

20110026740 - Methods and apparatus for processing audio signals: Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a removable oral appliance to form a hearing aid assembly. Such an oral appliance may be a custom-made device which can enhance and/or optimize received audio signals... Agent: Levine Bagade Han LLP

20110026742 - Method of fabricating integrated semiconductor device and structure thereof: A method of fabricating an integrated semiconductor device, comprising: providing a substrate having a first region and a second region; and forming a semiconductor unit on the first region and forming a micro electro mechanical system (MEMS) unit on the second region in one process.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20110026744 - Passive directional acoustic radiating: An audio system for a television using a pipe type passive directional acoustic device mounted in a television cabinet. The slotted pipe type passive directional acoustic device includes a first acoustic driver, acoustically coupled to a pipe to radiate acoustic energy into the pipe. The first pipe includes an elongated... Agent: Bose Corporation C/o Donna Griffiths

20110026743 - System, method and apparatus for television speaker configuration: An application for present invention includes a television with a set of speaker outputs including at least a left speaker and a right speaker. On screen displays are used to properly configure the speakers and assure maximum audio quality from the television. In some embodiments, a cross-point switch connects the... Agent: Documents And Design, LLC

20110026745 - Distributed signal processing of immersive three-dimensional sound for audio conferences: Embodiments of the present invention are directed to audio-conference communication systems that enable audio-conference participants to identify which of the participants are speaking. In one embodiment, an audio-communication system comprises at least one communications server, a plurality of stereo sound generating devices, and a plurality of microphones. Each stereo sound... Agent: Hewlett-packard Company Intellectual Property Administration

20110026746 - Method for determining of feedback threshold in a hearing device and a hearing device: A method for determining feedback thresholds in a plurality of frequency bands and/or at a plurality of frequencies processed by a hearing device is disclosed. The feedback thresholds are defined as gains, at which feedback occurs while a hearing device user is wearing the hearing device. The method comprises the... Agent: Pearne & Gordon LLP

20110026747 - Hearing device with user control: At least a portion of the elastic actuation member (14) forms at least a portion of the battery door (20). The connector (2) is a connector for providing a communication connection to the hearing device. The user control(8) can be a pushbutton switch. The elastic actuation member (14) comprises a... Agent: Pearne & Gordon LLP

20110026748 - Bone conduction device for a single sided deaf recipient: Methods and systems are provided for determining whether signals to be applied by a bone conduction device would be masked by signals arriving at the good ear of a single sided deaf patient. The bone conduction device then applies stimulation for frequency components of the sound received by the bone... Agent: John S. Pratt, Esq. (cochlear) Kilpatrick Stockton LLP

20110026749 - Frame for a portable electronic device: A frame for a portable electronic device comprising a frame body with stand or hanger attached to a receptacle for receiving the portable electronic device. The receptacle has a receiving slot for insertion of the portable electronic device, and the receptacle holds the digital display of the device in alignment... Agent: Brian D. Bellamy

20110026750 - Diaphragm and loudspeaker using the same: A diaphragm includes a diaphragm matrix and at least one reinforcing structure composited with the diaphragm matrix. The at least one reinforcing structure includes at least one freestanding carbon nanotube structure. A loudspeaker includes a magnetic circuit defining a magnetic gap; a bobbin located in the magnetic gap; a voice... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110026751 - High acoustic compliance device for loudspeaker systems: There is provided a device for propagating acoustic vibrations through an environment. The device includes a low pressure chamber containing a volume of reduced pressure relative to the environment. A movable wall is formed on the low pressure chamber, said movable wall having an ambient side facing the environment and... Agent: Elias Borges

20110026752 - Miniature microphone, protection frame thereof and method for manufacturing the same: A miniature microphone is provided. In one embodiment, the miniature microphone comprises: a circuit board substrate at the upper part of the miniature microphone, wherein a plurality of contact pads are configured at prescribed positions on one side of the circuit board substrate and one or more electrical components are... Agent: Troutman Sanders LLP

20110026753 - Microphone apparatus with increased directivity: A microphone assembly includes a housing including at least one first tube in communication with at least one first cavity, at least one second tube in communication with at least one second cavity, one third tube in communication with at least one third cavity, and at least one microphone element... Agent: General Motors Corporation C/o Reising Ethington P.C.

20110026754 - Earphone assembly and portable electronic device using the same: An earphone assembly includes a casing, at least one secondary cable, at least one earphone, and at least one reel mechanism. The casing includes an assembly chamber. The earphone electrically connects to the casing by the secondary wire. The reel mechanism is received in the assembly chamber, and controls a... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110026755 - Earphone with adjustable plug: An earphone comprises two earbuds, a plug assembly, and a wire connected to the earbuds and the plug assembly. The plug assembly comprises a first insulation shell, a second insulation shell, an adjusting wheel located between the first insulation shell and the second insulation shell, a plug fixed in the... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110026756 - Display device: A display device includes a display, and a pair of sound boxes. The sound boxes are adjustably fixed to the display via at least two fixing members.... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110026757 - Acoustic converter diaphragm, and acoustic converter: A diaphragm for acoustic converter includes a base and a damping layer formed on one surface or both surfaces of the base. The damping layer includes a particle having a heat dissipating function, and has detachability with respect to the base.... Agent: Osha Liang L.L.P.

20110026758 - Diaphragm and loudspeaker using the same: A diaphragm includes a membrane and at least one reinforcing structure stacked on the membrane. The at least one reinforcing structure includes at least one free-standing carbon nanotube structure. The at least one free-standing carbon nanotube structure includes a net structure of a plurality of carbon nanotubes combined to each... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110026759 - Ring shaped membrane for an electro-acoustical loudspeaker: Ring-shaped membrane for an electro-acoustical loudspeaker, where said membrane comprises two or more dome-shaped annulus concentrically arranged around a central portion through which an imaginary axis of symmetry passes, where an outer periphery of said membrane is suitable to be attached to a surround; where the central portion is attached... Agent: James C. Wray

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