Electrical audio signal processing systems and devices inventions 07/08

20080181416 - Front surround system and method for processing signal using speaker array: A front surround sound reproduction system which improves the performance of beam steering by using a speaker array arranged geometrically on two or more planes or on one curved surface, and a signal reproducing method of the system. The audio reproduction apparatus to reproduce a multi-channel audio signal by using... Agent: Stanzione & Kim, LLP

20080181418 - Method and apparatus for localizing sound image of input signal in spatial position: A method and apparatus for localizing a sound image of an input signal to a spatial position are provided. The method of localizing a sound image to a spatial position includes: extracting from a head related impulse response (HRIR) measured with respect to changes in the position of a sound... Agent: Staas & Halsey LLP

20080181417 - Method and apparatus for segmentation of audio interactions: A method and apparatus for segmenting an audio interaction, by locating anchor segment from each side of the interaction, iteratively classifying additional segments into one of the two sides, and scoring the resulting segmentation, If the score result is below a threshold, the process is repeated until the segmentation score... Agent: Wolf Greenfield & Sacks, P.C.

20080181419 - Method and device for acute sound detection and reproduction: A method for acute sound detection and reproduction is provided that can include measuring an ambient sound level external to an ear canal at least partially occluded by the earpiece, monitoring a change in the ambient sound level for detecting an acute sound, estimating a proximity of the acute sound,... Agent: Greenberg Traurig, LLP

20080181421 - Filter coefficient setting device and echo prevention device: A filter coefficient setting device for setting a filter coefficient of an echo prevention device including a first FIR filter, and a second FIR filter, comprises: a filter coefficient initial setting portion configured to set a predetermined filter coefficient for the first and second FIR filters when the echo prevention... Agent: SocalIPLaw Group LLP

20080181420 - Signal detection using multiple detectors: Signal detectors are described herein. By way of example, a system for detecting signals can include a microphone signal detector, a loudspeaker signal detector, a signal discriminator and a decision component. When the microphone signal detector detects the presence of a microphone signal, the loudspeaker signal detector detects the presence... Agent: Amin. Turocy & Calvin, LLP

20080181422 - Active noise control system: An active control of an unwanted noise signal at a listening site radiated by a noise source uses a reference signal that has an amplitude and/or frequency such that it is masked for a human listener at the listening site by the unwanted noise signal and/or a wanted signal present... Agent: Patrick J. O'shea O'shea, Getz & Kosakowski. P.C.

20080181424 - Digital audio processor device and method: An audio processor device and method is disclosed which measures and provides information relating to the audio level being applied to the ear of a user. The processor device uses a preset or calibrated sensitivity of the applied earphones in combination with an analysis of the audio stream to provide... Agent: The Law Office Of Edward L Bishop

20080181423 - Stereo headset with integrated earpiece mount: An improved monaural and stereophonic headset is provided that allows subscribers to safely stow away an unused earpiece. The headset includes a connector that is constructed in a manner such that it is capable of directly interfacing with and retaining an ear plug. In another aspect of the invention, an... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP (formerly Kirkpatrick & Lockhart Nicholson Graham)

20080181425 - Wireless speaker adapter: The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way. An apparatus is provided that can adapt a conventional audio playing device and speaker system to wireless operation. The apparatus will include a wireless... Agent: Edward H. Suber Iii

20080181426 - Wireless speaker system for use with ceiling fans: A multi-channel wireless speaker system to be used with ceiling fans wherein the audio source generator can be one of many medias, not limited by the following: television, stereophonic, monophonic, video game, home theater, public address system or security system. The audio source generator sends an audio signal to the... Agent: Gallop, Johnson & Neuman, L.c.

20080181427 - Horn tone system: A horn tone system, including a speaker module configured to broadcast audio; a CPU module in communication with the speaker module and configured to control and store audio information; and a communication module in communication with the CPU module and configured to receive control and audio information.... Agent: Advantia Law Group

20080181428 - Method of and a device for processing audio data, a program element and a computer-readable medium: A device (100) for processing audio data (101), wherein the device (100) comprises a mid-frequency filter unit (105) adapted to selectively filter a mid-frequency range component of the audio data (101) in such a manner that amplitudes of different frequency sub components of the mid-frequency range component of the audio... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080181429 - Durable and/or waterproof music earwear for helmets/headgear: A sound system is provided which may be removably attachable to a variety of head gears despite the size, manufacturer or type of head gear. In particular, the sound system may be attached to an ear pad. The ear pad may have a first attachment mechanism and a second attachment... Agent: Stetina Brunda Garred & Brucker

20080181430 - Multi-sensor sound source localization: A multi-sensor sound source localization (SSL) technique is presented which provides a true maximum likelihood (ML) treatment for microphone arrays having more than one pair of audio sensors. Generally, this is accomplished by selecting a sound source location that results in a time of propagation from the sound source to... Agent: Microsoft Corporation C/o Lyon & Harr, LLP

20080181432 - Method and apparatus for encoding and decoding audio signal: Provided is a method of processing an audio signal. An apparatus for encoding an audio signal including: a reverberation signal analyzer analyzing reverberation signals included in an input audio signal and generating a filter coefficient; a reverberation signal remover removing the reverberation signals from the input audio signal using the... Agent: Sughrue Mion, PLLC

20080181431 - Passive processing device for interfacing and for esd and radio signal rejection in audio signal paths of an electronic device: A passive processing device (D) is adapted to be interfaced in a full integrated way on at least a first audio signal path defined between a first audio signal source and an audio signal processing means of an electronic device, such as a mobile communication device. This device (D) comprises... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080181433 - Noise reduction in a system: A system comprises a plurality of storage drives coupled to logic. The logic implements a noise-reducing feature selected from a group consisting of a first feature that limits system performance based on a level of ambient noise, a second feature that staggers access transactions among said storage drives, a third... Agent: Hewlett Packard Company

20080181434 - Headphone providing tone adjusting function: In a headphone providing tone adjusting function, a tone processing unit is utilized to process and modify the tone of a sound signal frequency characteristic, and the sound with processed tone is played via at least one play unit. The headphone further includes a tone adjustment and control unit, with... Agent: Wpat, PC Intellectual Property Attorneys

20080181435 - System and method for muting tv speakers when headphones in use: An audio source (TV, stereo) detects, through a wireless signal from a headphone or from its cradle, when the headphone has been disengaged from the cradle. In response the audio device automatically mutes or lowers the volume output by its speakers.... Agent: Rogitz & Associates

20080181436 - Speaker control via audio connection: Members of a plurality of loud speakers receive control commands or signals via audio communication lines. The control commands, or, signals are responded to by those speakers which have been previously addressed.... Agent: Honeywell International Inc.

20080181437 - Electroacoustic transducer: An electroacoustic transducer serving as a speaker or a microphone is reduced in size and weight and is capable of generating sound with relatively high sound pressure. It is constituted of a housing having a cavity having an opening in the exterior, a fixed electrode positioned opposite to the opening... Agent: Dickstein Shapiro LLP

20080181438 - Apparatus and method for generating a speaker signal on the basis of a randomly occurring audio source: A particle generator for generating a speaker signal for a speaker channel in a multi-channel reproduction environment includes a position generator for providing a plurality of positions where the audio source is to occur, as well as a time generator for providing times of occurrence when the audio source is... Agent: Schoppe, Zimmerman , Stockeller & Zinkler

20080181439 - Method for dynamic determination of time constants, method for level detection, method for compressing an electric audio signal and hearing aid, wherein the method for compression is used: The invention provides a method for dynamic determination of time constants to be used in a detection of the signal level of an input signal of unknown level in an electric circuit, comprising the following steps: —feed the input signal through an auxiliary level detection means that is reacting faster... Agent: Dykema Gossett PLLC

20080181441 - Adjustable length ear insert: An earpiece assembly for use by police, fire and military personal is disclosed. The earpiece assembly can have an earpiece configured to fit substantially within the conchae of an ear and an ear insert adjustable attached to the earpiece. The ear insert extends into the ear canal and can bring... Agent: Macpherson Kwok Chen & Heid LLP

20080181440 - Combined receiver and ear-canal microphone assembly for a hearing instrument: A sound tube having two passages affords a compact arrangement for a combined receiver and ear-canal microphone assembly. The ear-canal microphone is positioned in line with the receiver but above the receiver's output port, and the sound tube connects both with the inner ear.... Agent: Siemens Corporation Intellectual Property Department

20080181442 - Sound pressure level monitoring and notification system: At least one exemplary embodiment is directed to an acoustic Dose system comprising: a first device configured to measure sound pressure levels directed to an ear drum; and a second device configured to convert the sound pressure levels into a sound pressure level dose, where the second device sends a... Agent: Greenberg Traurig, LLP

20080181443 - Earpiece with acoustic vent for driver response optimization: An acoustically tuned earpiece is provided. Venting is performed by boring a control port, separate from the output port, into the driver. The diameter of the control port must be sufficiently small to restrict the flow of air into and out of the driver, thus isolating the acoustic performance of... Agent: Marshall, Gerstein & Borun LLP

20080181444 - In ear communications device and stabilizer: An in-ear stabilizer with a compression strut securely holds an in-ear communications device within the human ear. The in-ear stabilizer comprises an in-ear device housing which fits into the human ear and has a receiver and speaker. Attached to the in-ear device housing is a compression strut which extends, when... Agent: Meyer Unkovic & Scott LLP

20080181445 - Full-gamut single-body sound membrane that conforms to a physical property of sounding: A full-gamut single-body sound membrane that conforms to a physical property of sounding is a single-body sound membrane structure which breaks through a structural limitation that a uniform material and a same intensity are used conventionally. The structural intensity of material is changed from a rim at an inner end... Agent: Troxell Law Office PLLC

20080181446 - Structure of a miniaturized high power speaker: A structure of a miniaturized high power speaker is mainly composed of a vibrator and a magnetic loop assembly. The vibrator includes a voice coil set, a diaphragm and a flange. The magnetic loop assembly includes a thin magnet set, a thick magnet set and a magnetic base. According to... Agent: Wei Hsu

20080175394 - Vector-space methods for primary-ambient decomposition of stereo audio signals: An audio signal is processed to determine primary and ambient components by transforming the signal into frequency-domain vectors, and decomposing the left and right channel vectors into ambient and primary components by orthogonal projection.... Agent: Creative Labs, Inc. Legal Department

20080175395 - Wireless audio streaming transport system: A sound reproduction and amplification system includes a digital central controller, a wireless transmitter and a plurality of addressable wireless digital receivers and digital amplifiers for driving loudspeakers or earphones, wherein Differential Pulse Width Modulation (DPWM) signals from the central control of the audio transmitter are sent to the addressable... Agent: Townsend And Townsend And Crew, LLP

20080175396 - Apparatus and method of out-of-head localization of sound image output from headpones: An apparatus for and method of externalizing a sound image output to headphones are provided. The method of externalizing a sound image output to headphones includes: localizing the sound image of an input signal to a predetermined area in front of a listener; and signal-processing a left signal component and... Agent: Staas & Halsey LLP

20080175397 - Low-frequency range extension and protection system for loudspeakers: Low-frequency bandwidth extension in the form of dynamic electrical equalization may be applied to loudspeakers so long as the excursion capability of their drive units as well as velocity limits of any port(s) or excursion limits of any associated passive radiator(s), and the power limits of the drive units are... Agent: Averill & Varn

20080175398 - Audio signal processing system: In an audio signal processing system, a plurality of signal processing units are connected to a transmission line. Each signal processing unit has a plurality of channels for applying a signal process to audio signals inputted thereto and outputting the audio signals to the transmission line after the signal process... Agent: Rossi, Kimms & Mcdowell LLP.

20080175399 - Apparatus and method for transmitting/receiving voice signal through headset: An apparatus and method are disclosed, which separates ambient noise from a voice signal in a Bluetooth headset with dual microphones, switches the connection path between the dual microphones and automatically controls output audio gain, based on the ambient noise. The method for outputting the voice signal includes receiving/comparing the... Agent: Cha & Reiter, Llc

20080175400 - Comm-check surrogate for communications networks: A test system includes an instrumented mannequin head coupled to measurement and control circuits. The instrumented head can be located at a test site. Audio from a communications system emitted by a helmet placed on the instrumented head can be evaluated and the system repaired or adjusted for improved performance... Agent: Welsh & Katz, Ltd

20080175401 - Method and device for determining an effective vent: The acoustic properties of so-called instant fit ear tips, which in contrast to otoplastics are not produced individually, should be able to be better taken into consideration when adjusting a hearing aid for an individual wearer. To this end a method is proposed in which an OLG measurement, in other... Agent: Siemens Corporation Intellectual Property Department

20080175402 - Audio apparatus: An audio apparatus includes: a connector that supports a multipolar plug including a plurality of plug terminals, the connector having a plurality of connector terminals including an input terminal of an audio collection section and an output terminal that outputs a noise canceling signal; a signal amplification section that amplifies... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080175404 - Power amplification for parametric loudspeakers: A method for minimizing the reactance of a reactive load transducer at a carrier frequency in an amplifier with a power output stage for amplifying a signal, comprises: supplying a signal to the power output stage of the amplifier which includes at least one reactive component coupled to the amplifier;... Agent: Thorpe North & Western, LLP.

20080175403 - Wireless audio sharing: A system and method are disclosed for wireless sharing of audio sounds among a plurality of users with access to a dedicated, shared signal. A user of the present invention can communicate his or her audio sounds to other users, who can receive the audio sounds wirelessly and choose to... Agent: Conley Rose, P.c. David A. Rose

20080175405 - Sound system with multiple speakers: A sound system that may be used for a vehicle is provided. The system includes a head unit configured for generating an electrical signal, and a relay is configured to receive an electrical signal from the head unit. An interior speaker is carried by the vehicle and is configured for... Agent: J. Bennett Mullinax, Llc

20080175406 - Adjustable mechanism for improving headset comfort: A headphone, headset, or ear protector incorporating adjustable clamping pressure and providing configurable distribution of headband pressure. In one embodiment, the headphones, headsets, or ear protectors include a headband or neckband and at least one earcup coupled to the headband or neckband. The headphone, headset, or ear protector further includes... Agent: Workman Nydegger

20080175407 - System and method for calibrating phase and gain mismatches of an array microphone: The invention provides a system for calibrating phase and gain mismatches of an array microphone. The array microphone is installed in a voice interface device and comprises a plurality of microphones. The system comprises a loudspeaker and a computing equipment. The loudspeaker plays a segment of sound to be received... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080175408 - Proximity filter: An audio signal enhancement device is provided. The device includes a first and a second microphone, placed as close together as possible, the first and second microphone having receiving surfaces facing in opposing directions. The first and second microphones receive a desired target audio signal originating in the proximity of... Agent: Martine Penilla & Gencarella, LLP

20080175409 - Bass enhancing apparatus and method: A bass enhancing apparatus and method for enhancing bass include generating harmonics of the bass when an input signal is reproduced using a miniaturized speaker. The bass enhancing method includes extracting a bass component of an input signal, generating harmonics of the extracted bass component, synthesizing the generated harmonic signals... Agent: Stein, Mcewen & Bui, LLP

20080175410 - Audio system with tone controller for use in a computer: A computer audio system includes an audio codec and a tone controller. The audio codec is operably coupled to receive audio information, which includes tone control settings, PCM digital audio inputs and PCM digital audio outputs. In addition, the audio codec may receive audio information as analog input signals via... Agent: Garlick Harrison & Markison

20080175411 - Player device with automatic settings: The invention relates to a multimedia player device for playing multimedia with automatic sound and video settings, and particularly a player device for playing sound from a data file, capable of automatic equalizer setting based on meta-data contained in the data file. The player device (1) comprises: a decoder (3)... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20080175412 - Condenser microphone and method for manufacturing the same: In a gooseneck condenser microphone that supports a condenser microphone unit via a support pipe, when the microphone is used by inserting a microphone cable through the support pipe in the state in which a shield covered wire having no skin is exposed throughout the entire length thereof, the movement... Agent: Kanesaka Berner And Partners LLP

20080175414 - Audio signal processing system: In a mixer system having a digital mixer having functions of processing an audio signal in an input channel and outputting the signal via an ST bus, and a PC executing a DAW application realizing a function of plural tracks to record waveform data, a WET button corresponding to the... Agent: Morrison & Foerster, LLP

20080175413 - Mixer and communication connection setting method therefor: Mixer and one or more external devices, related to audio signal processing, are interconnected via a communication network, such as a LAN. For a particular one of the external devices for which communication with the mixer via the communication network is to be established, a network address unique to the... Agent: Morrison & Foerster, LLP

20080175415 - Signal processing device and method of processing signal: A plurality of sets of prepared parameters are stored in a parameter memory. A first control knob can be moved over a predetermined operating range in which a plurality of predetermined positions are discretely defined. The plurality of sets of prepared parameters are respectively assigned to the plurality of predetermined... Agent: Morrison & Foerster, LLP

20080175416 - Speaker device and speaker-excitation method: A speaker device includes an acoustic-vibration member, an actuator that is driven on the basis of a sound signal and that includes a displacement-output unit that can obtain the displacement corresponding to the sound signal, and a displacement-output-transfer member configured to connect the displacement-output unit to a point predetermined on... Agent: Wolf Greenfield & Sacks, P.c.

20080175418 - Microphone with pressure relief: A microphone has a movable diaphragm having a rest position, a stationary portion, and a set of springs movably coupling the diaphragm and the stationary portion. The diaphragm and stationary portion are spaced a first distance when the diaphragm is in the rest position. When not in the rest position,... Agent: Bromberg & Sunstein LLP

20080175417 - Silicon microphone: A silicon microphone comprising a backplate of electrically conductive or semi-conductive material comprising a rigid aperture area and a surrounding area, a diaphragm of electrically conductive or semi-conductive material comprising a flexible member that extends over the aperture area and a surrounding area that is at least partially connected to,... Agent: Townsend And Townsend And Crew, LLP

20080175419 - Sound effect system and wireless audio output device: This invention discloses a sound effect system and a wireless audio output device. An audio is produced by the sound effect system which is applied in a portable electronic apparatus, and a trough is disposed in the portable electronic apparatus. The system comprises a plurality of audio output devices and... Agent: Rosenberg, Klein & Lee

20080175420 - Media player capable of automatically adjusting equalizer parameters thereof: A media player capable of automatically adjusting equalizer parameter thereof is provided. The media player includes a speaker, a processor, a memory, an audio amplifier, a decoder, an analog to digital (D/A) converter, an earphone jack for connecting with an earphone, a switch and a detecting circuit. The memory stores... Agent: North America Intellectual Property Corporation

20080175421 - Information delivery: An information delivery system comprising a transmitter arranged such that it is capable of performing at least one of, receiving a received signal corresponding to an audio signal, which is either a digital signal or which the transmitter is arranged to process into a digital signal; and receiving a digital... Agent: Duane Morris, LLP Ip Department

20080175422 - Dynamic range compression using digital frequency warping: A dynamic range compression system is provided, using either a sample-by-sample or a block processing system. Such a system can be used, for example, in a hearing aid. The system, using a frequency-warped processing system, is comprised of a cascade of all-pass filters with the outputs of the all-pass filters... Agent: Bingham Mccutchen LLP

20080175423 - Adjusting a hearing apparatus to a speech signal: The speech recognition in a background noise-filled environment is to be improved. To this end, provision is made to record a speech signal of a predetermined speaker when adjusting a hearing apparatus and in particular a hearing device to a user and to analyze this speech signal. Within the scope... Agent: Siemens Corporation Intellectual Property Department

20080175424 - Feature protection for stereo lithographic manufacturing processes: To prevent stereo lithography (SLA) support structures for parts fabricated in an SLA apparatus from interfering with features in the parts, a structural shield such as a dome may be place around the feature and then discarded at the conclusion of the SLA process.... Agent: Siemens Corporation Intellectual Property Department

20080175425 - Microphone system with silicon microphone secured to package lid: A microphone system has a base with at least one electrical port for electrically communicating with an external device. The system also has a solid metal lid coupled to the base to form an internal chamber, and a silicon microphone secured to the lid within the chamber. The lid has... Agent: Bromberg & Sunstein LLP

20080175426 - Method and means for the emission of an air current in the direction of the breathing zone of a user: A method and means for the emission of an air current in the direction of the breathing zone of a user (10) of, for instance, an airplane seat. Sound is emitted from a sound emitting position (a, b) adjustable by the user. An air current is emitted from an air... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl

20080175427 - Portable speaker apparatus and system: A portable system includes a hostable USB controller, USB decoder and speakers. The system operates to play audio files from external devices when powered.... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080175428 - Loudspeaker actuator: A loudspeaker system, and a method and device for actuating a loudspeaker, using a loudspeaker element connected to a memory metal part and provided in a portable electronic device; and a power source unit configured to supply power to the memory metal part, wherein, when power is supplied to the... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20080170704 - Playback method and apparatus, program, and recording medium: There is provided a playback method for decode-processing and playing back coded audio data which is transmitted with necessary stereo process information required for a stereo process intermittently multiplexed into coded information of a monaural audio signal. The playback method includes a first step of outputting stereo audio signals using... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080170703 - User selectable audio mixing: This disclosure describes audio mixing techniques that allow a user to select between two different audio signals for output in a perceptual foreground of a combined output. As an example, the two different signals may comprise a music audio and a phone call audio. In this case, the music audio... Agent: Qualcomm Incorporated

20080170705 - Recorder that creates stereophonic sound: A recorder (10) for recording a scene (12) includes an apparatus frame (218), an optical assembly (220), an image system (222), a position assembly (243), an audio system (224), and a compensation system (248). The image system (222) captures an image (252) of the scene (12). The position assembly (243)... Agent: Roeder & Broder LLP

20080170706 - Method and device for removing echo in a multi-channel audio signal: Acoustic echo control and noise suppression is an important part of any “handsfree” telecommunication system, such as telephony or audio or video conferencing systems. Bandwidth and computational complexity constraints have prevented that stereo or multi-channel telecommunication systems have been widely applied. The advantages are very low complexity, high robustness, scalability... Agent: Dla Piper US LLP Attn: Patent Group

20080170708 - System for suppressing ambient noise in a hands-free device: In order to suppress as much noise as possible in a hands-free device in a motor vehicle, for example, two microphones (M1, M2) are spaced a certain distance apart, the output signals (MS1, MS2) of which are added in an adder (AD) and subtracted in a subtracter (SU). The sum... Agent: O'shea, Getz & Kosakowski, P.C.

20080170707 - Sound device: A sound device includes an input terminal for electronic signal input; a line out terminal adapted to output electronic signals input on the input terminal to an external area; a delay arrangement adapted to delay electronic signals input on the input terminal for a certain time; a main output arrangement... Agent: Foley & Lardner

20080170710 - Headphone driver with improved frequency response: A preferred embodiment according to the present invention includes a headphone with improved frequency response. More specifically, the headphone includes a driver having an elongated port (e.g., a cylinder, tube, cube, or any shaped protrusion having a passage through it) that changes the acoustic frequency response of the driver. Thus,... Agent: Inskeep Intellectual Property Group, Inc

20080170709 - Sound transmitting device: The present invention includes a sound transmitting device configured to fit in an ear canal wherein the device includes a housing and a removable plate attached thereto. In at least one embodiment, the removable plate includes a notch therein that is configured to receive a fingernail, for example, and facilitate... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP

20080170713 - Audio broadcast system for elevator: When an elevator passenger M1 gets on a cage 6, an audio broadcasting controller 2 in an elevator controlling device removes and outputs audio data of automatic audio guidance information from an audio data storage 3. The audio data is transmitted to a magnetic induction amplifier 10 as well as... Agent: Foley And Lardner LLP Suite 500

20080170711 - Parametric representation of spatial audio: In summary, this application describes a psycho-acoustically motivated, parametric description of the spatial attributes of multichannel audio signals. This parametric description allows strong bitrate reductions in audio coders, since only one monaural signal has to be transmitted, combined with (quantized) parameters which describe the spatial properties of the signal. The... Agent: Philips Intellectual Property & Standards

20080170712 - Sound amplification system: A classroom sound amplification system adapted for providing information aiding at diagnosing possible erroneous or inappropriate conditions or configurations of the system is disclosed. The system comprises a microphone device converting a voice to a sound signal and connecting to a sound processing device processing the sound signal and generating... Agent: Birch Stewart Kolasch & Birch

20080170714 - Sound transmitting device: A sound transmitting device configured to fit within an ear canal, such as a hearing aid or a monitor, for example, having first and second portions which are relatively movable with respect to each other. As a result of these relatively moving portions, the device can better accommodate changes in... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP

20080170715 - Broadside small array microphone beamforming unit: A broadside small array microphone beamforming unit comprises a first omni-directional microphone to generate a signal X1(t), a second omni-directional microphone to generate a signal X2(t), a first delay unit delaying the signal X1(t) to generate a signal X1(t−T), a second delay unit delaying the signal X2(t) to generate a... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080170717 - Energy-based sound source localization and gain normalization: An energy based technique to estimate the positions of people speaking from an ad hoc network of microphones. The present technique does not require accurate synchronization of the microphones. In addition, a technique to normalize the gains of the microphones based on people's speech is presented, which allows aggregation of... Agent: Microsoft Corporation C/o Lyon & Harr, LLP

20080170718 - Method to generate an output audio signal from two or more input audio signals:

20080170716 - Small array microphone apparatus and beam forming method thereof: The invention provides a beam forming method for a small array microphone apparatus to generate cone beam pattern by processing a combined bi-directional beam pattern of two virtual bi-directional microphones formed through at least three omni-directional microphones arranged in an L-shape. The invention also provides a small array microphone apparatus... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080170719 - Signal processing apparatus: A signal processing apparatus includes first and second extracting units extracting frequency components having a first frequency band and a second frequency band, respectively, from an input audio signal, a first-harmonic-component generating unit generating a first-harmonic-component signal including a frequency component whose frequency is N1 times that of the frequency... Agent: Wolf Greenfield & Sacks, P.C.

20080170720 - Amplifier apparatus and method: An amplifier start-up apparatus for reducing transient signals in an audio circuit including a reference voltage generator circuit for generating a reference voltage. The reference voltage generator circuit includes a capacitor for maintaining the reference voltage at a desired level. The amplifier start-up apparatus includes a charging control circuit for... Agent: Dickstein Shapiro LLP

20080170721 - Audio enhancement method and system: A method for transforming an audio signal and a system employing that method is disclosed. The method proceeds by extracting from the signal components that fall within a stop band, for example, using one or more low-pass filters. Then, a set of one or more harmonics of the extracted components... Agent: Robert J. Depke Lewis T. Steadman

20080170722 - Sound device: A sound device is provided with an input terminal for electronic signal input; a low pass filter adapted to filter electronic signals input to the input terminal and to output low frequency range electronic signals, a switch arrangement adapted to switch between full range mode and sub woofer mode, a... Agent: Foley & Lardner

20080170723 - Audio reproducing apparatus and method, and computer program: An audio reproducing device (100) includes: (i) signal level detection means (102) for detecting a signal level of an audio signal; (ii) sound pressure adjusting means (104) for changing the sound pressure level indicating the amplification ratio of the audio signal; (iii) frequency characteristic correction means (106) for correcting the... Agent: Young & Thompson

20080170724 - Vocal monitor: A vocal monitor comprises a “J”-shaped base portion. The base portion comprises a bottom surface having a mouth region and an ear region. First and second sides extend in a first direction from the bottom surface. First and second ends extend in the first direction from the bottom surface and... Agent: Michael D. Wiggins

20080170725 - Sound outputting apparatus, sound outputting method, sound outputting system and sound output processing program: Disclosed herein is a sound outputting apparatus, including: an electro-acoustic conversion section disposed in a housing and configured to acoustically reproduce a first sound signal; a sound collection section configured to collect sound outside said housing and output a second sound signal; a surrounding noise evaluation section configured to evaluate... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080170726 - Intelligent solo-mute switching: An intelligent solo-mute switching system for an audio signal processing device having a plurality of channels. A plurality of multi-throw momentary switches are monitored by a switch interface to detect at least three switch events. A channel state controller responds to the at least three switch events detected by the... Agent: Matthew S. Ashman

20080170727 - Acoustic substrate: A micromachined microphone or speaker embedded within, or positioned on top of, a substrate suitable for carrying microelectronic chips and components. The acoustic element converts sound energy into electrical energy which is then amplified by electronic components positioned on the surface of the substrate. Alternatively, the acoustic element may be... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20080170728 - Processing microphone generated signals to generate surround sound: m

20080170729 - Pointing element enhanced speaker system: A pointing element enhanced speaker system addresses the need for consistent sound. Despite wide variations in the design and architecture of different venues, the system helps performers ensure that they deliver the desired sound for their audiences. Performers and their technicians, though faced with grueling schedules that impose severe time... Agent: Brinks Hofer Gilson & Lione

20080170730 - Tracking system using audio signals below threshold: A tracking system may determine the orientation or position of a movable object. The tracking system includes a signal generator that generates a non-audible detection signal in an audible frequency range. A transmitting device transmits the detection signal to a detection device. The transmitting device or the detection device may... Agent: Brinks Hofer Gilson & Lione

20080170731 - Hearing aid momentary switch or joystick as a multifunction acoustic control: A hearing instrument uses a single momentary switch or joystick to toggle programmable functions or value for each function. The length of the user actuation, short or long, can determine the action for internal circuit programming. The function change can be used in a circular or cyclical way, and the... Agent: Siemens Corporation Intellectual Property Department

20080170732 - Hearing aid with increased acoustic bandwidth: A hearing aid (21) is devised, comprising a first output converter (26), a second output converter (27), a first acoustic output transducer (34) and at least a second output transducer (35). The first output converter (26) and the first output transducer (34) are configured to reproduce the high frequencies of... Agent: Sughrue Mion, PLLC

20080170733 - Charging device for a hearing aid, hearing aid and hearing aid remote control: An induction charging method is provided, with a charging device being equipped with a charging capacitor comprising two opposing electrodes or plates. The device to be charged, a hearing aid or a hearing aid remote control, is introduced between the two electrodes into the electrical field of the capacitor. For... Agent: Siemens Corporation Intellectual Property Department

20080170734 - Sound transmitting device: A sound transmitting device configured to fit within an ear canal, such as a hearing aid or a monitor, for example, having first and second portions which are relatively movable with respect to each other. As a result of these relatively moving portions, the device can better accommodate changes in... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP

20080170735 - Rigging system for line array speakers: This invention provides a system for enabling the assembly and suspension of a plurality of loudspeakers in a line allay where the splay angle between the adjacent speakers can be adjusted and rigidly maintained. The line array system utilizes rigging frames that allow for the coupling and supporting of the... Agent: The Eclipse Group

20080170736 - Sound broadcasting mechanism and electronic device using the same: A sound broadcasting mechanism and an electronic device using the same are provided. The sound broadcasting mechanism includes a sound box, a sound broadcasting element and a sound enhancing element. The sound broadcasting element is disposed at the surface of the sound box to generate a sound signal. The sound... Agent: Rabin & Berdo, PC

20080170737 - Loudspeaker system: A loudspeaker system according to the present invention comprises a cabinet, a speaker unit mounted in the cabinet, and a powdery gas absorption material which is disposed in an internal space of the cabinet and physically absorbs gas being present in the internal space of the cabinet. An average particle... Agent: Wenderoth, Lind & Ponack L.L.P.

20080170738 - Adjustable earphones for portable devices: An earphone arrangement may be provided with at least one speaker arrangement including an earpiece adapted to be attached to the user's ear, and a speaker arranged in the earpiece so that the speaker faces the entrance of the ear canal of a user when the earpiece is operatively attached... Agent: Harrity Snyder, L.L.P.

20080170739 - Dipole antenna device, earphone antenna device, and wireless communication terminal device connected to the device: An earphone antenna device operable to be connected with a wireless communication terminal device includes: earphone cables, connected with earphone sections, respectively, for supplying audio signals; an audio cable one end of which is connected with the wireless communication terminal device and the other end is connected with the earphone... Agent: Birch Stewart Kolasch & Birch

20080170740 - Self-contained dual earbud or earphone system and uses thereof: The present invention provides an earphone system having a first primary earphone having a portion for contacting a portion of an ear of a user; a first secondary earphone releasably connected to the primary earphone to define a first earphone assembly, the first secondary earphone having a portion for contacting... Agent: Joseph A. Fuchs Rockey, Depke & Lyons, LLC

20080170741 - Convenient electronic sound producing device: A convenient electronic sound producing device is an electronic sound producing device that is physically configured to be easy to use in the field. A control module faces the use while the sound is projected away from the user. A pistol grip can be used to ease holding and using... Agent: Richard H. Krukar Ortiz & Lopez, PLLC

20080170742 - Apparatus and method using capacitive detection with inherent self-calibration: The illustrated embodiment of the invention includes a capacitive detection method in a MEMS resonator comprising the steps of: vibrating a resonator with a drive signal; sensing vibration of the resonator by detecting a plurality of sidebands of an electromechanical amplitude modulation signal in a capacitive detector; and extracting amplitude... Agent: Myers Dawes Andras & Sherman, LLP

20080170743 - Loudspeaker having an inner lead wire system and related method of protecting the lead wires: A loudspeaker for generating sound from an electrical current provided by an external source may include an adapter and/or a guide for supporting, directing and routing lead wires carrying the electrical current from the external source. The lead wires may be routed through a guide supported by a pole assembly... Agent: King & Schickli, PLLC

20080170744 - Dual-coil, dual gap electromagnetic transducer with multiple channel amplifier: A dual-coil, dual magnetic gap electromagnetic transducer is provided where each voice coil is wired to include separate leads so that each individual voice coil may be driven by a separate amplifier or by a separate bridged amplifier. Signal processing may further be utilized to increase the output of the... Agent: The Eclipse Group

20080170745 - Microspeaker and method of designing the same: Provided are a microspeaker and a method of designing the same. The microspeaker includes a first permanent magnet and a second permanent magnet disposed on the first permanent magnet with a predetermined gap therebetween, the first and second permanent magnets having opposite magnetization directions; a third permanent magnet and a... Agent: Nath & Associates PLLC

20080165975 - Dialogue enhancements techniques: A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume level or loudness) of an estimated dialogue signal (e.g., dialogue spoken by actors in a movie) relative to other signals (e.g., reflected or reverberated sound). In some aspects, a classifier is used to... Agent: Fish & Richardson P.C.

20080165976 - System and method for stereo sound field expansion: A system and method for enhancing the stereo sound effect produced by speaker systems having two or more speakers fed by two or more channels or audio, respectively. Second-order high pass filtering is applied to first and second audio signals of a stereo signal. A phase shift of approximately 180... Agent: Greenberg Traurig, LLP

20080165977 - Loudspeaker protection circuit: A loudspeaker protection circuit comprises a rectification stage for receiving an input audio signal and producing a rectified output signal, a detection stage for passing the rectified output signal when the rectified output signal is greater than a predetermined level, a timing stage for receiving the rectified output signal from... Agent: Hovey Williams LLP

20080165978 - Hearing device sound simulation system and method of using the system: The present invention relates to hearing aid training systems (100). More particularly, the present invention relates to the simulation of a hearing aid environment (108) prior to a user's (105) purchase of a hearing aid. To create the simulated environment, the user's hearing profile (111) is collected from all prior... Agent: Mccarter & English, LLP

20080165979 - Speaker array apparatus and method for setting audio beams of speaker array apparatus: There is provided a loudspeaker array device which has a large freedom of installation place and whose sound beam can easily be set by a user. A method for setting the sound beam of the loudspeaker array device is also provided. The loudspeaker array device (1) makes the sound beam... Agent: Rossi, Kimms & Mcdowell LLP.

20080165980 - Personalized sound system hearing profile selection process: A method of generating a personalized sound system hearing profile for a user. The method begins by selecting an initial profile, based on selected factors of user input. In an embodiment, the initial profile is selected based on demographic factors. Then the system identifies one or more alternate profiles, each... Agent: Haynes Beffel & Wolfeld LLP

20080165981 - Active-noise-reduction headsets with front-cavity venting: Active-noise-reduction (ANR) headsets protect the hearing of their users from loud persistent noises, such as airplane engines and construction equipment. These headsets generally include ear speakers and special circuitry to cancel or suppress certain types of loud persistent noises. One problem the present inventor recognized with active headsets, particularly those... Agent: Schwegman, Lundberg, Woessner & Kluth, P. A.

20080165982 - Headset connector: Headset assemblies and headset connectors are provided. Headset connectors can include a magnetic mating face and a plurality of electrical contacts disposed within the mating face. Engaging assemblies and engaging connectors are also provided. The engaging connectors can include a housing having a mating side, a magnetic array structure, and... Agent: Ropes & Gray LLP

20080165983 - Multi-source distributed audio amplification and control system for structured wiring systems: Various embodiments of the invention are directed toward a multi-zone audio distribution, amplification, and control system for use with structured wiring systems. Various embodiments of the invention allow audio signals received from multiple input sources to be selectively distributed to multiple zones in a home or building over a structured... Agent: Marc E. Hankin, Esq.

20080165984 - Audio output system and method for information processing terminal: An audio output system and method for an information processing terminal having an internal speaker system are provided for selectively outputting audio signal through an external speaker system. An audio output method for an information processing device includes generating an audio signal in an operation mode; checking an output module... Agent: The Farrell Law Firm, P.C.

20080165985 - Multiple output audio system: The invention provides a multiple audio output system comprising a second input buffer storing a second data stream output from a demodulation unit or a demultiplexing unit, a second processing unit receiving and processing the second data stream to output a third data stream, a data buffer receiving a third... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080165986 - Bend switch for wired headset: This is directed to a bend switch constructed from two substantially co-linear elongated bodies having opposing contact surfaces. In an open switch position, the contact surfaces remain apart, preventing electrical coupling. To close the switch, a user can bend the elongated bodies relative to each other to cause the contact... Agent: Ropes & Gray LLP

20080165987 - Constant balance volume control: A constant balance volume control according to the present disclosure may provide a user with the ability to listen to program material originally mixed at a known “reference” level at any other suitable level without experiencing a substantial shift in tonal balance. A constant balance volume control may include two... Agent: Crockett & Crockett

20080165988 - Audio blending: Systems, devices, and methods for blending audio signals are provided. In accordance with the present invention, a user can configure an audio device to receive sounds from the user's environment and selectively combine them with sounds generated by the device. This feature can be used with any device that generates... Agent: Ropes & Gray LLP

20080165989 - Mixing system for portable media device: An audio mixer for a portable media device includes: (a) an audio receiving mechanism capable of receiving audio signals from a plurality of components of a user's media system, modifying the characteristics of the received audio signals, summing the modified audio signals into a master audio signal, and outputting the... Agent: Walter Opaska Bryan Cave, LLP

20080165990 - Sound card having feedback calibration loop: A method of, and apparatus for, limiting inputs to and outputs from a computer sound card forms a feedback connection between the input and output of the sound card amplifier. The voltage of the feedback connection is increased from minimum voltage until an over-saturation condition occurs. This finds the “output... Agent: Frederick W. Gibb, Iii Gibb & Rahman, LLC

20080165991 - Display device with sound module: A display device includes a cabinet, a display screen, and a speaker. The display screen is accommodated in the cabinet. The display screen includes a display surface. The display surface is used for displaying video images. The speaker is accommodated in the cabinet, and used for generating sounds. The generated... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20080165992 - System, apparatus, method and program for controlling output: An output control system includes a plurality of output control apparatuses, the output control apparatuses controlling audio signals supplied to respective two-dimensionally arranged loudspeakers, including at least two loudspeakers in a vertical direction, and at least two loudspeakers in a horizontal direction, the audio signals respectively corresponding to images displayed... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080165993 - Directional speaker system and automatic set-up method thereof: A directional speaker system and an automatic set-up method thereof, whereby a steering angle of the directional speaker system is automatically set up. The method includes generating a plurality of signals, converting the plurality of signals into a plurality of sound beams that orient virtual speaker candidate positions using a... Agent: Stanzione & Kim, LLP

20080165994 - Bluetooth enabled hearing aid: Disclosed is a hearing aid device enabled with a Bluetooth transceiver, allowing the user to communicate with linked, Bluetooth enabled mobile radio or telephone. Mobile phone receives a communication, encodes it in accordance with the Bluetooth protocol and links with the transceiver, which is housed with the hearing aid. The... Agent: Paul, Hastings, Janofsky & Walker LLP

20080165995 - Hearing apparatus with automatic self trimming and corresponding method: The aim is for an LC oscillator circuit of a hearing apparatus to be operated on a sustained basis in a desired frequency range. To this end, a hearing apparatus is proposed having an oscillator and a trimming facility for trimming the oscillation frequency of the oscillator. A control facility... Agent: Siemens Corporation Intellectual Property Department

20080165996 - Waterproof hearing aid: There is provided a waterproof hearing aid capable of being worn without caring about the entry of sweat or water even at the time of sweating or bathing. The waterproof hearing aid has a first waterproof film stretchingly provided at the sound inlet of a microphone and a second waterproof... Agent: Carrier Blackman And Associates

20080165997 - Portable entertainment system: A portable entertainment system for use with a vehicle, such as a bicycle, that amplifies a signal from a portable media device docked therein, and includes a substantially cylindrical housing unit having a speaker and a portable media device docking unit, the speaker being communicably coupled with the docking unit... Agent: Arent Fox LLP

20080165998 - Acoustic chamber as part of adapter or appliance: An acoustic chamber as part of adapter or appliance for an appliance. The acoustic chamber is substantially enclosed except at the exterior surface, and is configured to interchangeably receive a plurality of different consumer electronic devices.... Agent: Whirlpool Patents Company - Md 0750

20080165999 - Integrated microphone assembly for personal media device: Systems and methods are provided for media devices including a housing, a frame disposed adjacent to the housing, and a microphone assembly that is integrated with the frame for receiving sound.... Agent: Ropes & Gray LLP

20080166000 - Packaging structure and method of a mems microphone: A package structure of MEMS microphone includes a carrier, a molding compound, a microphone chip and a lid. The carrier has an upper surface on which a chip region is defined, a lower surface and at least one guiding hole communicating with the upper surface and the lower surface. The... Agent: North America Intellectual Property Corporation

20080166001 - Headset with microphone and connector co-location: An electronic device is provided that includes a housing and a connector assembly coupled to the housing. The connector assembly can include a microphone port. The electronic device can further include a microphone mounted within the housing and a channel that fluidically couples the microphone to the microphone port. A... Agent: Ropes & Gray LLP

20080166002 - Combined headphone set and portable speaker assembly: A combined headphone set including a speaker assembly. The headphone set includes a headband having a speaker headphone on opposing ends of the headband. Each of the speaker headphones includes an exterior speaker for public listening and an interior speaker for personal listening by the user. One of the speaker... Agent: Ezra Sutton PA Plaza 9 Building

20080166003 - Wire headset with integrated switch: Headsets are provided with integrated switch assemblies. An integrated switch assembly can include a switch hidden from view by a housing. The switch can be activated when a user applies pressure to the housing. The housing may include a flexible housing cover that, when depressed, may engage the switch contained... Agent: Ropes & Gray LLP

20080166004 - Antenna and button assembly for wireless devices: An antenna and button assembly is provided for a compact portable wireless device such as a wireless headset for a handheld electronic device. An antenna structure is mounted within a button structure. The button structure includes a switch actuation member that extends past the antenna structure and into engagement with... Agent: G. Victor Treyz

20080166005 - Headset electronics: A wireless headset device that includes an earbud assembly and a primary housing assembly, fixed to the earbud assembly, is provided. The earbud assembly can include an earbud flexible circuit board having mounted thereon a receiver and processing circuitry. The primary housing assembly can include a microphone and a primary... Agent: Ropes & Gray LLP

20080166006 - Light diffuser: A display system that includes a housing, at least one light source, a diffuser, and control circuitry is provided. The housing can have an internal wall and a signal indicator region. The at least one light source can be located within the housing. The diffuser can be disposed between the... Agent: Ropes & Gray LLP

20080166007 - Assembly for coupling the housings of an electronic device: A headset device that includes an earbud housing, a primary housing, a threaded neck, an earbud screw, and a primary housing screw is provided. The earbud housing can include an earbud through-hole and a first neck engaging surface. The primary housing can include a housing through-hole and a second neck... Agent: Ropes & Gray LLP

20080166008 - Head worn entertainment and/or communication device: A head worn waterproof entertainment and/or communication device comprising a first ear assembly and a second ear assembly. An interconnect device to is connected to and extends between the first ear assembly and the second ear assembly, the interconnect device being adapted to extend at least partly around the head... Agent: Paul And Paul

20080166009 - Integrated speaker assembly for personal media device: Systems and methods are provided for media devices including a housing, a frame disposed adjacent to the housing, and an acoustic source that is integrated with the frame for emitting sound from the media device.... Agent: Ropes & Gray LLP

20080166010 - Overlapping surround roll for loudspeaker: A loudspeaker in which the voice coil diameter is so large that the voice coil is axially beneath the suspension roll of the surround. The surround has an overlapping suspension roll such that the inner portion of the surround is coupled to the diaphragm well inward of the bobbin. Such... Agent: Richard C. Calderwood

20080159544 - Method and apparatus to reproduce stereo sound of two channels based on individual auditory properties: A method and apparatus to reproduce stereo sound, which generates optimal stereo sound designed for individual auditory properties. The method includes generating a one or more virtual surround filters corresponding to each of a plurality of head-related transfer functions (HRTFs) classified according to one or more individual auditory properties, generating... Agent: Stanzione & Kim, LLP

20080159545 - Speaker system: When reproducing a stereo sound by a speaker array for reproducing a surround sound by converting a sound into a beam of sound, the speaker array is divided into a sound reproducing region for an L system and a sound reproducing region for an R system at a central portion... Agent: Rossi, Kimms & Mcdowell LLP.

20080159546 - Dynamic surround channel volume control: A dynamic surround channel volume control applies a variable gain control to the surround channels of a multi-channel system. Thus the levels of the surround channels are related to the main volume control of the system. This maintains a predictable relationship between the surround channels and the main or front... Agent: Crockett & Crockett Suite 400

20080159547 - Method for autonomously monitoring and reporting sound pressure level (spl) exposure for a user of a communication device: A method for monitoring and reporting sound pressure level exposure for a user of a first communication device (104) is implemented in one embodiment when the device measures a sound pressure level (SPL) of the surrounding environment. The device stores at least the SPL measurement in a memory, producing an... Agent: Brinkley, Morgan, Solomon, Tatum, Etal.

20080159549 - Methods and systems for determining the effectiveness of active noise cancellation: A method for controlling a noise cancellation system having an adaptive control portion is provided. The noise cancellation system is operable to generate a cancellation noise configured to at least partially cancel an unwanted noise in a defined environment. The adaptive control portion is operable to adjust the operation of... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080159550 - Signal processing device and audio playback device having the same: A signal processing device having an automatic sound field correction function includes: a digital formatting section for converting a signal pair of a test signal and a picked-up sound signal for an automatic sound field correction operation into a bit stream format; and a selecting section for selectively supplying either... Agent: Mcdermott Will & Emery LLP

20080159548 - Wireless system for hearing communication devices providing wireless stereo reception modes: The present subject matter relates to the wireless stereo reception of first and second audio information by wireless hearing communication devices. One type of device which may employ the present subject matter is a hearing assistance device, such as a hearing aid. Various forms and protocols of signal transmission are... Agent: Schwegman, Lundberg & Woessner, P.a.

20080159552 - Control of echo cancellation filters: Coefficients of an adaptive filter representative of an acoustic channel between an emitted acoustic signal and a microphone signal are determined and smoothed in time. An echo is then estimated by filtering the emitted acoustic signal with the smoothed coefficients. Properties of the estimated echo and of the microphone signal... Agent: Mckenna Long & Aldridge LLP

20080159551 - System and method for acoustic echo removal (aer): One embodiment of the present invention includes an acoustic echo removal system. A transmit signal and a receive signal each having high and low frequency portions, are propagated between a microphone and at least one voice processor. A first acoustic echo removal portion determines and provides a first variable attenuation... Agent: Texas Instruments Incorporated

20080159553 - Methods and systems for controlling noise cancellation: A method for detecting failure in a noise cancellation system is provided. The noise cancellation system is operable to at least partially cancel an unwanted noise produced by a noise source. The method includes receiving a cancellation noise signal from the noise cancellation system. The cancellation noise signal represents a... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080159555 - Audio outputting device, audio outputting method, noise reducing device, noise reducing method, program for noise reduction processing, noise reducing audio outputting device, and noise reducing audio outputting method: Disclosed herein is an audio outputting device for switching a plurality of processes to perform a process on an audio signal, and acoustically reproducing and outputting the audio signal, the audio outputting device including, a control section for, when changing a process performed on an audio signal from one process... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080159554 - Noise reduction device and method thereof: A noise reduction device include at east a cavity; a plurality of ducts noise reduction, at least one of the ducts being connected to the cavity for transmitting an acoustic signal including a noise signal into/out of the cavity; a noise reduction circuit, for receiving the acoustic signal including the... Agent: Birch Stewart Kolasch & Birch

20080159556 - Method to control entertainment display device: Various embodiments are provided for automatically closing a vehicle display device. In one embodiment, it is automatically closed only if the presence of an impediment to closure is not detected. In another embodiment, it is automatically closed when an impending vehicular collision is sensed. In yet another embodiment, it is... Agent: Brouse Mcdowell Lpa

20080159557 - Electronic apparatus, electronic system and method of controlling sound output: An electronic apparatus, to which a portable electronic apparatus is detachably provided, the electronic apparatus including: a sound outputting portion outputting an audio signal output from the portable electronic apparatus with the portable electronic apparatus attached to the electronic apparatus; a detecting portion detecting a removal of the portable electronic... Agent: Oliff & Berridge, Plc

20080159558 - Internal microphone array or microphone module not affecting appearance of electronic device: A microphone module includes a microphone and a boot. The microphone has a front surface and a rear surface. The boot includes an internal storage space with the microphone disposed therein, an acoustic passage connected to the internal storage space, and an opening also connected to the internal storage space.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080159559 - Post-filter for microphone array: A post-filter includes a microphone array including at least two microphones to which a voice signal are input, a beam former which forms the voice signal input from the microphone array, a divider which divides a target sound containing noise input from the microphone array into at least two frequency... Agent: Cooper & Dunham, LLP

20080159560 - Method and noise suppression circuit incorporating a plurality of noise suppression techniques: A noise suppression circuit for use in an audio signal processing circuit is provided. The noise suppression circuit includes a plurality of different types of noise activity detectors, which are each adapted for detecting the presence of a different type of noise in a received signal. The noise suppression circuit... Agent: Motorola Inc

20080159561 - Automatic computer audio input and output control: An automatic arrangement for deactivating a computer's speaker or microphone immediately upon the unplugging of an external headphone, speaker or microphone from the computer. Similar principles can be employed in other contexts where there is a desire to afford different types or levels of audio output to different parties or... Agent: Ference & Associates Llc

20080159562 - Circuit for eliminating noise: A circuit for eliminating noise includes a sound card (30) with an audio signal output, a power supply (10) for providing working voltage to the sound card, a first transistor (Q1), a second transistor (Q2), and a third transistor (Q3). The power supply has a power good pin, a PSON#... Agent: Pce Industry, Inc. Att. Cheng-ju Chiang

20080159563 - Method and apparatus to enhance low frequency components and medium frequency components of audio signal: A method and apparatus to enhance one or more low-frequency components and one or more medium-frequency components of an audio signal. The method includes performing filtering on the input audio signal using a plurality of band-pass filters, generating a plurality of harmonic-frequency signals using a plurality of audio signals resulting... Agent: Stanzione & Kim, LLP

20080159564 - Audio codec producing a tone controlled output: An audio codec includes an input for receiving audio information. Audio processing circuitry produces a first stereo audio signal, a second stereo audio signal, and a monotone audio signal based on the audio information. A low pass filter filters the monotone audio output, wherein the low pass filter passes a... Agent: Tim Markison, General Counsel Sigmatel, Inc

20080159565 - System and method for outputting audio data: A system and method for outputting audio data through a short-range wireless communication are disclosed. The system includes a headset for outputting audio data, adjusting a gain of a microphone in response to a change control signal of an output path of the audio data, and changing the output path... Agent: Cha & Reiter, Llc

20080159566 - Loudspeaker apparatus: An array loudspeaker is constructed by stacking loudspeaker rows in a plurality of stages, each of the loudspeaker rows being formed by arranging loudspeaker elements in the form of a horizontal line. The loudspeaker rows are arranged in a zigzag form by, for example, offsetting the positions of the loudspeakers... Agent: Rossi, Kimms & Mcdowell LLP.

20080159567 - Audio amplifier circuit and electronic apparatus including the same: An electronic audio amplifier circuit, operable in two modes and a battery powered portable audio apparatus incorporating the circuit; and associated apparatuses and methods. When in the first mode the audio apparatus is designed for the direct driving of headphones or a speaker. When in the second mode the audio... Agent: Dickstein Shapiro LLP

20080159568 - Sound outputting apparatus, sound outputting method, sound output processing program and sound outputting system: The present invention provides a sound outputting apparatus, including: a housing; an electro-acoustic conversion section provided in the housing and configured to acoustically reproduce and output a sound signal; an acousto-electric conversion section provided at a position of the housing at which sound acoustically reproduced by the electro-acoustic conversion section... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080159569 - Method and arrangement for the sensitive detection of audio events and use thereof: The invention relates to a method, to a device and to uses thereof for the sensitive detection of audio events in order to obtain sensations and feelings of the living skin. The audio event is broken down in to several spectral ranges, and from the signals which represent said range,... Agent: Borden Ladner Gervais LLP Gail C. Silver

20080159570 - Display device with sound module: A display device includes an enclosure, a pair of speakers, and a sound reflector accommodated in the enclosure. The sound reflector defines two chambers for receiving the sounds generated from the pair of speakers respectively and outputting the sounds out of the display device independently.... Agent: Pce Industry, Inc. Att. Cheng-ju Chiang

20080159571 - Miniature surround-sound loudspeaker: A portable sound system for use in portable devices such as laptops or mobile phones is described using the principles of parametric sound generation to create a virtual headphone-like system using focusable and steerage beams of ultrasonic sound emitted from a portage phased array or similar source of ultrasonic sound... Agent: Harness, Dickey & Pierce, P.L.C

20080159572 - Multiple loudspeaker device: A multiple loudspeaker deviceQ) comprising a frame (3) with a first loudspeaker (5) for reproducing sound in a higher frequency range and a second loudspeaker (7) for reproducing sound in a lower frequency range, the frequency ranges having a crossover frequency fc. The first loud-speaker has a first radiation surface... Agent: Sheehan Phinney Bass & Green, Pa C/o Peter Nieves

20080159573 - Level-dependent noise reduction: A method for noise reduction in a hearing aid device is described, with a signal, which comprises a useful and an interference signal part, being processed in the hearing aid device and with the interference signal part being reduced to the benefit of the useful signal part and with the... Agent: Siemens Corporation Intellectual Property Department

20080159574 - Ring transducers for sonic, ultrasonic hearing: A ring transducer comprising an outer metal ring and an inner ceramic ring provides a device for the conduction of ultrasonic signals directly in the ear canal, thereby providing an efficient means for the conduction of such signals. In an alternate embodiment, stacks of piezoelectric film, optionally shaped into a... Agent: Hunton & Williams/new York Intellectual Property Dept.

20080159575 - Electronic device with internal uni-directional microphone: An electronic device includes a case, a sound absorbing tunnel, and a uni-directional microphone. The case defines a front acoustic opening and a rear acoustic opening. The sound absorbing tunnel is disposed in the case. The uni-directional microphone is disposed in the case, including a front to receive external sound... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080159576 - Condenser microphone: The electromagnetic shield at a rear audio terminal covered with a metal mesh in a unidirectional microphone unit is ensured. In a condenser microphone including the unidirectional microphone unit 10A incorporating an acoustoelectric converter 30, in which a diaphragm and a backplate are arranged opposedly via a spacer member, in... Agent: Kanesaka Berner And Partners LLP

20080159578 - Boundary microphone: Cavity resonance is prevented from being produced in a microphone case by strong electromagnetic waves of a cellular phone level in a boundary microphone provided with a flat microphone case having a relatively large internal space. In the boundary microphone including the microphone case 1 made up of a flat... Agent: Kanesaka Berner And Partners LLP

20080159577 - Radio cable assembly: A radio system for use by police officers, firemen, soldiers and the like is disclosed. The radio system has a portable two-way radio, a microphone, a speaker, and a cable. The microphone can have a housing, a microphone transducer disposed within the housing, and a buffer disposed intermediate the microphone... Agent: Macpherson Kwok Chen & Heid LLP

20080159579 - Earphone device for portable terminal: An earphone device for a portable terminal, including a body connected to the terminal; an earphone having a pair of ear speakers, a connection plug, and a cable joining the ear speakers to the connection plug; a fixed member fixedly positioned on the cable; and a coupling member adapted to... Agent: The Farrell Law Firm, P.c.

20080159580 - Slidable bluetooth earphone structure: A slidable Bluetooth earphone includes a main body having a first body with an accommodating space in which a sound transmission device is mounted, a pair of positioning pieces being oppositely protruded from both lengthwise sides of the first body, a second body being formed at a front end of... Agent: Rosenberg, Klein & Lee

20080159581 - Headphone: The present invention aims to provide headphones having no headband in which left and right driver units are connected by a cord passed behind the neck, wherein the headphones will not slip off if hung on the shoulders when not being used and are intended to improve fashionableness; in headphones... Agent: Frommer Lawrence & Haug

20080159582 - Speaker apparatus and display apparatus with speaker: A speaker apparatus arranged in a predetermined casing includes a speaker unit disposed at a predetermined position in the casing, a speaker grill section whereto sound output holes are provided, and the speaker grill section being disposed on the front of a sound output surface locating at the position of... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080159583 - Speaker: A speaker of the present invention includes the following: a diaphragm that includes an inner periphery coupled to a voice coil, and a corrugation provided at the intermediate position between the inner periphery and an outer periphery; a speaker edge for supporting the outer periphery of the diaphragm; and a... Agent: Hamre, Schumann, Mueller & Larson P.c.