Electrical audio signal processing systems and devices inventions 11/08

20080292106 - Sound reproducing system and automobile using such sound reproducing system: The sound reproduction system provided for in-vehicle use includes: a music signal source; a first group of a first transducer, a second transducer, a third transducer and a fourth transducer connected to the music signal source; a signal processor to shift the phase of first sound signals output from the... Agent: Wenderoth, Lind & Ponack L.L.P.

20080292107 - Noise analysis and extraction systems and methods: Systems and methods are described which facilitate quick and accurate extraction of the true noise level from a noise signal that includes additional signals, such as speech, in a cost effective implementation. Aspects of the invention allow the use of one microphone to simultaneously detect background noise as well as... Agent: Pillsbury Winthrop Shaw Pittman LLP

20080292108 - Dereverberation system for use in a signal processing apparatus: A system used in a loudspeaker-room-microphone environment includes a microphone signal partitioner that divides a signal from a microphone into one or more divided portions. A reverberation energy estimator estimates reverberation energy in some of the divided portions of the microphone signal based on a loudspeaker signal. The estimated reverberation... Agent: Brinks Hofer Gilson & Lione

20080292109 - Echo detection: An echo detector includes means (34) for forming a set of distance measures between pitch estimates of a first signal and pitch estimates of a second signal at predetermined delays with respect to the first signal. A selector (36) selects a distance measure from the set corresponding to the highest... Agent: Ericsson Inc.

20080292110 - Vehicular active noise control system: A frequency detecting circuit estimates the frequency fp of a propeller shaft based on the frequency fc of vehicle speed pulses, and calculates a control frequency fp′ which is a harmonic of the frequency fp. A basic signal generator generates a basic cosine wave signal xp1 and a basic sine... Agent: Rankin, Hill & Clark LLP

20080292111 - Headset for blocking noise: The present invention relates, in general, to a headset for temporarily blocking or interrupting noise and shock waves above a preset reference level and, more particularly, to a headset for blocking or interrupting noise, which allows a user to listen to typical voices, sounds, etc. through microphones and speakers mounted... Agent: Merchant & Gould PC

20080292112 - Method for recording and reproducing a sound source with time-variable directional characteristics: The invention relates to a method for recording sound signals of one or more sound sources located in a recording space and having time-variable directional characteristics and for reproducing the sound signals and directional information of the sound sources true to life in an area of reproduction. The invention also... Agent: Houston Office Of Novak Druce And Quigg LLP

20080292113 - Method and apparatus for audio path filter tuning: Methods and apparatus for tuning the audio path response of an audio device are described herein. The audio output of an audio device is captured and monitored over a predetermined frequency band. The frequency response of the captured audio output can be compared to one or more predetermined limits defining... Agent: Qualcomm Incorporated

20080292114 - Audio reproducing apparatus: An audio signal processing apparatus includes a harmonic overtone adder and an equalizer. The harmonic overtone adder includes a high-pass filter for extracting from an audio signal higher than a first predetermined frequency, a filter for extracting a frequency component lower than half a second predetermined frequency, an harmonic overtone... Agent: Wolf Greenfield & Sacks, P.C.

20080292115 - Apparatus and method for adjusting sound volume: An apparatus for adjusting a sound volume includes an ultrasonic transreceiver for transmitting an ultrasonic signal and receiving a reflected ultrasonic signal reflected back from an object, and a volume module for adjusting the sound volume based on a time from transmitting the ultrasonic signal to receiving the reflected ultrasonic... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20080292116 - Multi-mode audio amplifiers: A multimode audio amplifier comprises: a mode controller adapted to provide a control signal; and at least one multimode module, wherein each of the multimode modules has a plurality of operating modes, wherein the operating modes are selected in accordance with the control signal, wherein changing the operating modes results... Agent: Harness, Dickey & Pierce P.L.C

20080292117 - Loudspeaker and electronic devices incorporating same: The invention provides, in some aspects, electronic devices with improved radiators (or “passive drivers”) comprising an elastomerically mounted mass in order to improve sound reproduction fidelity. The mass comprises a component of the device not normally used for such purpose—e.g., a battery—thereby, permitting size reductions while, at the same time,... Agent: Nutter Mcclennen & Fish LLP

20080292118 - Bone-conduction device and method of manufacturing the same: The object is to provide a bone-conduction speaker and its manufacturing method, wherein: efficiency in production is excellent due to reduction in man-hours needed to produce the speaker's parts; any cumbersome removal operation of grinding dust is eliminated; and, variations in product's lowest resonance frequency derived from variations in diaphragm's... Agent: Schmeiser, Olsen & Watts

20080292119 - Asymmetrical moving systems for a piezoelectric speaker and asymmetrical speaker: The present invention discloses a moving system (3) for a piezoelectric speaker (1), comprising a membrane (4) and a piezoelectric layer (5) attached thereto, wherein a movement of the moving system (3) in a main direction (MD) is substantially caused by dilatation/contraction of the piezoelectric layer (5) transverse to said... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080292120 - Automatically reconfigurable stereo speaker system: An embodiment of an audio system comprises a speaker system configured to automatically change a coupling of an audio speaker from a first channel input to a second channel input if an external speaker is coupled to a first output. In embodiments of the invention, the speaker that connects to... Agent: Kelce Wilson

20080292121 - Audio reproduction system and speaker apparatus: An audio reproduction system includes: a first speaker arranged near a listener and behind a head of the listener with a speaker unit being held by first holding means to make it possible to mix sounds emitted from front and rear of a vibration plate of the speaker; second and... Agent: Wolf Greenfield & Sacks, P.C.

20080292122 - Hearing aid and method of compensation for direct sound in hearing aids: A hearing aid comprises at least one microphone, a signal processing means and an output transducer, the signal processing means being adaptive to receive an input signal from the microphone, wherein the signal processing means is adapted to apply a hearing aid gain to the input signal to produce an... Agent: Sughrue Mion, PLLC

20080292124 - Hearing aid protection device: The present invention generally relates to hearing aids, and more particularly, to a hearing aid shield configured to prevent corrosion from moisture. A hearing aid protection device is disclosed. The hearing aid protection device comprises a base, the base having a contoured edge, an upper edge, an inner surface and... Agent: Husch Blackwell Sanders LLP

20080292123 - Modular charger for hearing aid: A battery charger for a hearing aid includes a housing that defines at least one socket for receiving any one of a plurality of adapters. Each adapter closely fits and at least partially contains one hearing aid to hold the hearing aid in place during charging. The hearing aid includes... Agent: Paul F. Wille

20080292125 - Method and an arrangement for damping a resonance frequency: A method and an arrangement for damping the resonance frequency in a vibrator for bone anchored hearing aids in which sound information is mechanically transmitted via the skull bone directly to the inner ear of a person with impaired hearing. A microphone picks up the sound, a signal processor amplifies... Agent: Venable LLP

20080292126 - Hearing assistance device with capacitive switch: Disclosed herein, among other things, is a hearing assistance device apparatus with a capacitive switch. According to various embodiments, the apparatus includes a BTE housing, hearing assistance electronics housed in the housing and a capacitive switch connected to the hearing assistance electronics and adapted to detect a wearer when the... Agent: Schwegman, Lundberg & Woessner, P.A.

20080292127 - Electroacoustic component: An electroacoustic component includes a carrier substrate and a piezosubstrate having piezoelectric properties. The electroacoustic component also includes a layer system between the carrier substrate and the piezosubstrate.... Agent: Fish & Richardson PC

20080292128 - Apparatus with a built-in loud speaker and lcd television receiver: A duct that includes a pair of rib walls which are formed unitarily with a rear cabinet in such a manner that the rib walls face with other in the up and down direction. The duct serves as an air flow passage that extends from a rear-open portion of a... Agent: Morgan Lewis & Bockius LLP

20080285760 - Audio system for improving a signal to noise ratio: An audio system performing a class-D amplification includes a first pulse width modulation (PWM) signal generation unit and a second PWM signal generation unit. The first PWM signal generation unit generates a first switching signal based on a first audio signal. The second PWM signal generation unit generates a second... Agent: F. Chau & Associates, LLC

20080285761 - Filter circuit: A pre-emphasis filter emphasizes a high-frequency component of an input audio signal. A limiter circuit detects that the output signal from the pre-emphasis filter reaches a predetermined upper limit level. A filter adjusting circuit changes the frequency characteristic of the pre-emphasis filter when a limit operation is generated in the... Agent: Cantor Colburn, LLP

20080285762 - Point source speaker systems: Point source speaker systems are provided. The point source speaker system receives audio input from a device. The system comprises a mountable enclosure, which contains a speaker array. The array includes a substantially forward facing left speaker, a substantially forward facing center speaker, a substantially forward facing right speaker and... Agent: Kang Lim

20080285763 - Common signal eliminator from a stereo source: To increase the stereophonic potential of an ordinary stereo source, a device (20) eliminates the common signals from a stereo source. The device is installed in relation to four loudspeakers, two primary (38, 40) and two secondary (42, 44), and it includes a stereo input (34, 36) and an electric... Agent: Ogilvy Renault LLP

20080285764 - Method for automatically controling volume level for calculating mos: The present invention provides a method of automatically controlling a volume level of communication speech for MOS measurement using MOS measurement equipment, the MOS measurement equipment calculating an MOS value based on results obtained by comparing a speech signal, which is received via a voice communication network, with a reference... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.

20080285765 - Electronic signal processor: An electronic signal processor for processing signals includes a complex first filter, one or more gain stages and a second filter. The first filter is characterized by a frequency response curve that includes multiple corner frequencies, with some corner frequencies being user selectable. The first filter also has at least... Agent: Mcandrews Held & Malloy, Ltd

20080285766 - Electronic signal processor: An electronic signal processor for processing signals includes a complex first filter, one or more gain stages and a second filter. The first filter is characterized by a frequency response curve that includes multiple corner frequencies, with some corner frequencies being user selectable. The first filter also has at least... Agent: Mcandrews Held & Malloy, Ltd

20080285767 - Method for the estimation of a useful signal with the aid of an adaptive process: Disclosed is an active noise detection system which is used in a room and utilizes at least one sensor unit for detecting the residual cumulative signal (e+g), one of the sensor units being used for detecting a useful signal (g). In order to make said useful signal (g) available at... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080285768 - Method and system for modifying and audio signal, and filter system for modifying an electrical signal: There is provided a filter system for modifying an electrical signal. The filter system has an input for receiving an electrical signal to be modified, a subtraction circuit for delivering a modified output signal, a direct signal part between the input and the subtraction circuit, and a modifying signal part... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20080285769 - Audio devices for vehicles: A vehicle audio device includes a vibrator (30), a first threaded member (20), a second threaded member (32), and a ring-shaped resilient member (25). The first threaded member (20) includes a tubular portion (22), an external thread (22m) formed on an outer surface of the tubular portion (22), and a... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20080285772 - Acoustic localization of a speaker: A system locates a speaker in a room containing a loudspeaker and a microphone array. The loudspeaker transmits a sound that is partly reflected by a speaker. The microphone array detects the reflected sound and converts the sound into a microphone signal. A processor determines the speaker's direction relative to... Agent: Brinks Hofer Gilson & Lione

20080285770 - Serially connected microphones: The invention provides a microphone. The microphone receives a first sound signal and at least one second electrical signal and outputs a third electrical signal. In one embodiment, the microphone comprises a transducer and a signal processor. The transducer converts the first sound signal to a first electrical signal. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080285771 - Teleconferencing apparatus: A teleconferencing apparatus includes the functions of a transmitting unit and a receiving unit and the transmitting unit transmits a sound signal formed from sound pick-up signals of a microphone array made up of microphones Mi (i=1 to N) and position information. The position information is provided by forming a... Agent: Rossi, Kimms & Mcdowell LLP.

20080285773 - Adaptive lpc noise reduction system: A noise suppression system reduces low-frequency noise in a speech signal using linear predictive coefficients in an adaptive filter. A digital filter may update or adapt a limited set of linear predictive coefficients on a sample-by-sample basis. The linear predictive coefficients may be used to provide an error signal based... Agent: Brinks Hofer Gilson & Lione

20080285774 - Howling suppression device, program, integrated circuit, and howling suppression method: Howling, which occurs when amplifying a target sound collected by a first microphone through an amplification section and outputting the amplified sound as an intensified sound from a loudspeaker, is suppressed. A first power spectrum is produced according to a first acoustic signal output from the first microphone collecting a... Agent: Wenderoth, Lind & Ponack L.L.P.

20080285775 - Sound tuning method: The invention relates to a method for automated tuning of a sound system, the sound system comprising delay lines, equalizing filters, and at least two loudspeakers, the method comprising the steps of reproducing a useful sound signal through the loudspeakers, measuring sound pressure values at least one location, providing a... Agent: O''shea Getz P.C.

20080285776 - Audio interface device and method: The invention provides an audio interface device and method to acquire audio signal from either an analog or digital microphone through a common connector. The audio interface comprises a connector, electrically connected with a microphone plugged thereinto, an analog readout circuit, acquiring an analog audio signal from an analog microphone,... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080285777 - Parametric audio system: A parametric audio system having increased bandwidth for generating airborne audio signals with reduced distortion. The parametric audio system includes a modulator for modulating an ultrasonic carrier signal with a processed audio signal, a driver amplifier for amplifying the modulated carrier signal, and an array of acoustic transducers for projecting... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20080285778 - Screen-integrated speaker: A screen-integrated speaker in which mutual interference among channels does not occur easily, a high quality sound and a wide range of frequency are ensured, flexible and light, and downsizing for storage and transport are easy owing to its easiness of rolling up and deployment under a multi-channel structure is... Agent: Frishauf, Holtz, Goodman & Chick, PC

20080285779 - Television set: This television set includes a first speaker portion and a second speaker portion provided on prescribed left and right positions of a display screen portion respectively, a driving portion turning the display screen portion and a control portion controlling the first speaker portion and the second speaker portion so that... Agent: Crowell & Moring LLP Intellectual Property Group

20080285780 - Method to adjust a hearing aid device, hearing aid system and hearing aid device: Method to adjust a hearing aid device, the method comprising: —generating one or more acoustic signals (S2) to induce otoacoustic emissions (OAE) in an inner ear (UIE) of a user of the device (1; 101; 201); —measuring the otoacoustic emissions (OAE); and —adjusting the hearing air device (1; 101; 201)... Agent: Philips Intellectual Property & Standards

20080285781 - Signal processing system, for example sound signal processing system or a hearing aid device: Signal processing system (1), for example a sound signal processing system or a hearing aid device, comprising: —at least one signal input (5); —at least one signal output (7), —at least one signal processor (3), the signal processor (3) being configured to process signals received from the signal input (5),... Agent: Philips Intellectual Property & Standards

20080285782 - Ear modld with adapter seal: When external receivers are used in hearing devices there is a need to suppress feedback further. An ear mold with a receiver is therefore proposed, having a receiver connector including a first snap-fit element at the sound outlet. An adapter is inserted directly into the ear mold and has a... Agent: Siemens Corporation Intellectual Property Department

20080285783 - Earpiece for a hearing device with bayonet fitting: An earpiece for a hearing device is provided with a high retaining force in an ear shell in a repeatedly detachable manner. The earpiece comprising a receiver including a receiver connecting piece at the sound outlet and an ear shell in which the receiver is fixed and which holds the... Agent: Siemens Corporation Intellectual Property Department

20080285784 - Package structure of a microphone: A kind of microphone package structure includes at least of a substrate, a sound processing unit, an upper cap and other devices. There would be at least one trench set on the substrate, and a separation gap between the trench and the bonding pad of the substrate is maintained. After... Agent: Rosenberg, Klein & Lee

20080285785 - Headphone/earbud cord attachment: A device comprising an ornamental object adapted to couple to a headphone/earbud cord along the length of the headphone/earbud cord. In one embodiment, the device is also adapted to be substantially stationary relative to the headphone/earbud cord.... Agent: Leyendecker & Lemire, LLC

20080285786 - Electroacoustic device: An electroacoustic device includes a rear body portion containing electronic circuits, being so dimensioned and shaped as to be carried by a human user behind the user's ear and having an upper end portion and a frontal body portion with an upper end portion connected to the upper end portion... Agent: Myers Bigel Sibley & Sajovec, P.A.

20080285787 - Thin loudspeaker: In one embodiment a loudspeaker includes a cylindrical, staged frame; an annular voice coil having coil wires mounted on a lower portion; an annular U type spaced around the voice coil and secured to a bottom of the frame, the U type including radial channels; a magnet on a center... Agent: Alan D. Kamrath Kamrath & Associates, P.A.

20080285788 - Electrodynamic transducer including a dome with a ferrofluid suspension: The invention relates to an electrodynamic transducer (1) with a dome type diaphragm (2), comprising an electrodynamic motor with a coil (6) borne by a mandrel (3) integral with the diaphragm suspended to a yoke (7), the coil being placed in an air gap of a vertical free space in... Agent: Young & Thompson

20080279388 - Method and apparatus for processing a media signal: An apparatus for processing a media signal and method thereof are disclosed, by which the media signal can be converted to a surround signal a surround signal by using spatial information of the media signal. The present invention provides a method of processing a signal, the method comprising of generating... Agent: Fish & Richardson P.C.

20080279389 - Sound field reproduction apparatus and method for reproducing reflections: Provided are sound field reproducing apparatus and method. The sound field reproducing apparatus includes an input unit for receiving reflection reproducing information, a signal processor for selecting loudspeakers and calculating reflection signal for applying a panning algorithm based on the reflection reproducing information, a signal treatment unit for localizing the... Agent: Ladas & Parry LLP

20080279390 - 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

20080279391 - Microphone unit and sound source direction identification system: A microphone unit is provided to minimize the attenuation levels of received sound information, which differs depending upon the distance between the positions of microphones and a sound source. A sound source direction identification system is provided to identify the sound source direction. In addition, a moving head control system... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20080279392 - Reducing sound pressure of noise: A system comprising converter logic that introduces noise to a signal. The system also comprises amplifier logic that reduces a sound pressure associated with the noise by amplifying the signal prior to providing the signal to the converter logic and de-amplifying the signal after providing the signal to the converter... Agent: Texas Instruments Incorporated

20080279393 - Noise eliminating circuit: A noise eliminating circuit is disclosed which comprises a noise elimination processing unit that interpolates a generation period of pulse noise overlapped with a received signal depending on a first detection signal acquired by level detection of an intermediate frequency signal of the received signal, the first detection signal indicating... Agent: SocalIPLaw Group LLP

20080279394 - Noise eliminating circuit: A common component extraction unit extracts a component Mi(n) included commonly in the plural input channels. A non-common component extraction unit extracts a component Si(n) not common to the plural input channels. A common component noise suppression unit obtains signal Mo(n) by executing a noise suppression process for the component... Agent: Frishauf, Holtz, Goodman & Chick, PC

20080279395 - Feedback compensation in a sound processing device: There is disclosed a sound processing device (300) configured to apply a frequency shift to at least one frequency component of a received sound signal and to amplify at least part of the received sound signal. The processing device (300) is also adapted to generate an estimated feedback signal for... Agent: Pearne & Gordon LLP

20080279396 - Amplifier remote controllable at a front and a rear side: An amplifier remote-controllable at a front and a rear side includes a speaker located at a front portion, an operational panel located at a rear portion, a CD player, an MP3 player, a battery base, a remote-controlled rear infrared receiver, and a remote-controlled front infrared receiver connected to the remote-controlled... Agent: Te-wei Kung

20080279397 - Microphone made from a polymer waveguide: An apparatus and method for making a microphone that is not susceptible to RF noise and that can be fabricated to be very thin. The microphone includes a light transmitter configured to generate light, a waveguide having optically aligned transmit, vibrating and receive sections, and a receiver. Light from the... Agent: Beyer Law Group LLP

20080279398 - Electrostatic loudspeaker with single ended drive: An electrostatic loudspeaker includes a front stator, first and second substantially conductive diaphragms, a center stator and a back stator. The front stator is connected to a safe reference potential such as earth ground. The first diaphragm, the center stator and the back stator are connected to individual positive, non... Agent: Arian M. Jansen

20080279399 - Power control apparatus, speaker apparatus and power control method: The speaker apparatus according to the invention is arranged in a manner that when the magnitude of an audio signal Sin increases temporarily and so a consumption power increases, a DC-DC converter reduces an output voltage Vout to thereby increase an output current Iout and further discharges a capacitor to... Agent: Crowell & Moring LLP Intellectual Property Group

20080279400 - System and method for capturing voice interactions in walk-in environments: Device, system and method for capturing and storing face to face voice interaction in a walk-in environment are provided. For example, an end-point in a walk-in environment may include an agent unit to detect an audio signal created by a first participant of a face-to-face interaction and to transmit the... Agent: Pearl Cohen Zedek Latzer, LLP

20080279401 - Stereo expansion with binaural modeling: A method for stereo expansion includes a step to remove the effects of actual relative speaker to listener positioning and head shadow and a step to introduce an artificial effect based on a desired virtual relative speaker to listener positioning using the inter-aural delay and the head-shadow models for the... Agent: Averill & Varn

20080279402 - Multichannel amplifier: In a multichannel amplifier according to the present invention, in a case where a headphone is not connected to a headphone output terminal, a switch IC and first to third switches are on/off controlled by a control unit so that an audio signal path for outputting a front channel signal... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP

20080279403 - Headset and a headphone: A headset (1) and a headphone has two speakers (2, 3) connected via a headband (4) and is configured such that the headset may be used as a conventional headset or as a stereo speaker set, where the speakers of the headband and the headset constitute supports against a substrate.... Agent: Altera Law Group, LLC

20080279404 - Surround sound headphone: A surround sound headphone has a plurality of sound-producing planes provided in each of the earpieces of the headphone, and at least one diaphragm arranged on each of the sound-producing planes for producing sounds in directions toward a user's ear, such that the sounds produced by the diaphragms converge at... Agent: Wpat, PC Intellectual Property Attorneys

20080279405 - In-the-ear hearing aid: In an in-the-ear hearing aid provided with a pull-out type linear member, a housing section is provided to house a pull-out type linear member 25. The housing section is a guide tunnel 24 penetrating a case body 23. The pull-out type linear member 25 is provided, at both ends, with... Agent: Lee Fredric Sharra

20080279406 - Portable speaker device: A portable speaker device comprising a front mounting plate (1) having two openings (1a, 1b) for sound transmission, two loudspeakers (3a, 3b) each fixedly secured to the front mounting plate for broadcasting through one of the openings, a rear mounting plate extending parallel to the front mounting plate (5), and... Agent: Philips Intellectual Property & Standards

20080279407 - Mems microphone, production method and method for installing: A microphone in a miniaturized form is described herein. The microphone includes a flat carrier substrate having a first recess extending through the carrier substrate. The microphone includes a first electro-acoustic transducer on a first surface of the carrier substrate and at least partially overlapping the first recess. The microphone... Agent: Fish & Richardson PC

20080279408 - Microphone: In a gooseneck microphone in which a support pipe is capable of extending and contracting, and accordingly a microphone cord extension/contraction part is provided in an output module section, the microphone cord soldered part on a circuit board is prevented from being rubbed by the microphone cord extension/contraction part. The... Agent: Kanesaka Berner And Partners LLP

20080279409 - Headset with exchangeable speaker: An earpiece speaker system including an earpiece body through which an audio signal is provided, the earpiece body having a speaker mount surface, and a plurality of speaker modules mountable to the body. Each of the speaker modules includes a mount surface for mating with the earpiece body speaker mount... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20080279410 - Directional hearing enhancement systems: A hearing enhancement system that enhances a user's hearing based on a directional speaker is disclosed. In one embodiment, the system can include an interface unit that has a directional speaker and a microphone. The microphone captures input audio signals that are transformed into ultrasonic signals. The speaker transmits the... Agent: Ipventure, Inc.

20080279411 - Earpiece, electronic device and communication device: An earpiece, an electronic device, and a communication device, capable of reducing the influence of leakage of sounds from a clearance between the earpiece and an ear not to need an addition of parts are provided. An earpiece (100) includes an electromechanical acoustic transducer (10) having a diaphragm and for... Agent: Pearne & Gordon LLP

20080279412 - Vehicle speaker mounting system: A vehicle speaker mounting system. The vehicle speaker mounting system comprises a parcel shelf having at least one stiffener extending substantially longitudinally along the length of the parcel shelf. The system further includes at least one aperture extending through a generally planar portion of the parcel shelf. The aperture is... Agent: Eley Law Firm Co.

20080279413 - Speaker support systems: The vibration damper damps sound vibrations that are passing from a speaker into a speaker cabinet. The vibration damper is tuned to not resonate at any resonant frequency of the speaker cabinet. The vibration transferer transfers sound vibrations from the vibration damper to a vibration sink, which is preferably a... Agent: Keith L. Jenkins

20080279414 - Loudspeaker: A loudspeaker including a frame, a movable diaphragm that oscillates, and a suspension for mounting the diaphragm to the frame, where the suspension comprises a flexible surround having a substantially enclosed space where at least a portion of the flexible surround is air permeable.... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20080279415 - Speaker cone and dust cap assembly: A speaker cone and dust cap assembly for a speaker is disclosed having an acoustic web for a dust cap that has a lower surface with a convex shape; a speaker cone with an end web, sized and arranged to close the first end of the former distal the magnet... Agent: Keith L. Jenkins

20080273707 - Audio processing: An audio processing apparatus in which two audio signals are compared to establish differences between the two audio signals. The apparatus derives, from the two audio signals, a transform response representing a relationship between the two audio signals; applies the transform response to one of the audio signals so as... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080273708 - Early reflection method for enhanced externalization: Scenes having at least one simulated sound source and simulated sound-reflecting objects are simulated by processing a direct-sound signal with at least one head-related transfer-function, thereby generating a simulated direct-sound signal, and generating simulated early-reflection signals from the simulated direct-sound signal, including simulating early reflections having incidence angles different from... Agent: Potomac Patent Group PLLC

20080273709 - Systems and methods for tuning, analysis and display of heart sounds: A tunable auscultation system includes a heart sound acquirer for sensing heart sounds from at least one chest location of the patient. An initial conditioner then conditions the heart sounds through pre-amplification and anti-aliasing. The heart sounds are transduced into electrical signals by a signal processor. The electric heart signals... Agent: Kang Lim

20080273710 - Selector and amplifier device therefor: An amplifier device includes a plurality of input terminals for receiving input signals (e.g. audio signals), a main switch, which switches over the input terminals so as to select one input terminal, an analyzer, which analyzes the input signals at respective timings so as to determine whether or not each... Agent: Crowell & Moring LLP Intellectual Property Group

20080273711 - Apparatus, system and method of integrating wireless telephones in vehicles: A system, apparatus and method of integrating a wireless telephone in a vehicle are provided. The system, apparatus and method consist of installing a parabolic speaker in the vehicle that has a focused listening area at a location where an operator of the vehicle may he situated. The parabolic speaker... Agent: Ibm Corporation (ve) C/o Volel Emile

20080273712 - Directionally radiating sound in a vehicle: A vehicle loudspeaker system in a vehicle including directional loudspeakers. One directional loudspeaker radiates sound at a first seating position and another loudspeaker radiates sound at a second seating position. The directional loudspeakers may be used with other vehicle loudspeakers to control spatial perceptions.... Agent: Fish & Richardson PC

20080273713 - System and method for directionally radiating sound: An audio system for a vehicle having a plurality of seat positions includes, at each seat position, first and second directional loudspeaker arrays. Each array is driven by audio signals to radiate greater acoustic energy corresponding to the audio signals to the expected position of the head of a listener... Agent: Nelson Mullins Riley & Scarborough, LLP

20080273714 - System and method for directionally radiating sound: An audio system for a vehicle has at least one source of audio signals. A respective directional loudspeaker array is mounted at each seat position and coupled to the at least one source. The at least one source includes a microphone that detects speech from an occupant of the first... Agent: Nelson Mullins Riley & Scarborough, LLP

20080273715 - Vehicle external speaker and communication system: A communication assembly is provided for a vehicle to communicate audio sound inside and outside the vehicle. The communication assembly includes a housing such as an exterior rearview mirror housing. The housing has a sound port in communication with an outside environment external to the vehicle. The sound communication assembly... Agent: Delphi Technologies, Inc.

20080273716 - Feedback sound eliminating apparatus: A control unit gives acoustic environment instruction data to a picked up sound directionality control unit and an adaptive filter. According to this, the picked up sound directionality control unit generates a picked up sound signal constituted by a predetermined picked up sound directionality. The adaptive filter detects the picked... Agent: Pillsbury Winthrop Shaw Pittman LLP

20080273717 - Audio amplifier thermal management using low frequency limiting: A digital audio speaker system for a digital audio player that includes a housing and a control unit positioned in the housing. An amplifier is positioned in the housing and connected with the control unit and a speaker system. A frame assembly is positioned in the housing that includes a... Agent: Mcconnell, Dean Krieg Devault LLP

20080273718 - Bass enhancing method, signal processing device, and audio reproducing system: If the absolute value of the current sample is greater than or equal to an envelope value at the immediately preceding sample, an envelope value at the current sample is made greater than the envelope value at the immediately preceding sample. If the absolute value of the current sample is... Agent: Wolf Greenfield & Sacks, P.C.

20080273719 - Method and apparatus for controlling audio volume when switching electronic product channels: Method and apparatus for controlling audio volume when switching electronic product channels is characterized by saving predetermined volume of each channel in a memory and outputting the responsive volume via a speaker, wherein the electronic product can output an audio volume in response to each channel as user preferable volume.... Agent: Bruce H. Troxell Suite 1404

20080273720 - Optimized piezo design for a mechanical-to-acoustical transducer: The present invention relates to an acoustic transducer that coverts a mechanical motion into acoustical energy. The acoustic transducer includes a diaphragm and at least one support on at least a portion of the diaphragm. At least one actuator may then be provided that is operatively coupled to the diaphragm,... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC

20080273721 - Method for spatially processing multichannel signals, processing module, and virtual surround-sound systems: Embodiments of a virtual surround-sound system and methods for simulating surround-sound are generally described herein. Other embodiments may be described and claimed. In some embodiments, a processing module may include spatial processor spatially processes surround-left and surround-right channel signals and front-left and front-right channel signals and combines the spatially-processed signals... Agent: Schwegman, Lundberg & Woessner/creative Labs

20080273722 - Directionally radiating sound in a vehicle: A vehicle loudspeaker system in a vehicle including directional loudspeakers. One directional loudspeaker radiates sound at a first seating position and another loudspeaker radiates sound at a second seating position. The directional loudspeakers may be used with other vehicle loudspeakers to control spatial perceptions.... Agent: Fish & Richardson PC

20080273723 - System and method for directionally radiating sound: A method of operating an audio system that provides audio radiation to a plurality of listening positions includes providing at least one source of audio signals. At each listening position, at least one array of speaker elements is provided. A filter is provided between the at least one source and... Agent: Nelson Mullins Riley & Scarborough, LLP

20080273724 - System and method for directionally radiating sound: An audio system for a vehicle having a plurality of seat positions includes a plurality of sources of audio signals. Respective directional loudspeaker arrays are mounted at the seat positions. Any of the sources are selectable to any of the seat positions through control circuitry in response to an input... Agent: Nelson Mullins Riley & Scarborough, LLP

20080273725 - System and method for directionally radiating sound: An audio system for a vehicle has at least one source of audio signals. At least one array of speaker elements is located at each seat position that radiates within a range of bass frequencies. For each at least one array, the speaker elements receive a common audio signal, and... Agent: Nelson Mullins Riley & Scarborough, LLP

20080273726 - Digital hearing aid adaptive to structures of human external ear canals: The present invention relates to a digital hearing aid, which models the structures of external ear canals, sizes and shape characteristics of which differ between respective persons, obtains resonance gains generated due to the structural characteristics of the external ear canals, and performs digitization and signal processing to allow the... Agent: H.c. Park & Associates, PLC

20080273727 - Hearing assitance systems for providing second-order gradient directional signals: Abstract of the Disclosure Systems, devices and methods are provided for diotically presenting second-order gradient directional hearing aid signals. The present subject matter provides an improved signal-to-noise ratio, and presents a desired directional signal to each ear. One aspect is a hearing aid system. In one embodiment, the system includes... Agent: Schwegman, Lundberg Woessner & Kluth, P.A.

20080273728 - Hearing aid with feedback model gain estimation: A hearing aid includes an input transducer for transforming an acoustic input signal into an electrical input signal, a processor for generating an electrical output signal by amplifying the electrical input signal with a processor gain, an output transducer for transforming the electrical output signal into an acoustic output signal,... Agent: Sughrue Mion, PLLC

20080273729 - Assembly method for custom hearing aids: A hearing aid and appertaining method of assembly are provided in which a receiver assembly is placed within a shell of the hearing aid, the receiver assembly comprising a left and right stud. A receiver tube is connected to the receiver assembly and extends through a hole in a supporting... Agent: Siemens Corporation Intellectual Property Department

20080273730 - Hearing device to be worn behind an ear: For individual coloring of the housing of the hearing device, a hearing device containing electromechanical and/or electronic components is provided. The components are accommodated in a divided housing, with the housing being constructed from an upper shell, a first lower shell and a second lower shell which can be releasably... Agent: Siemens Corporation Intellectual Property Department

20080273731 - Osseous conduction acoustic transducer: Transducer substantially comprising a hollow housing, a device located inside the hollow housing to transform the electrical signals output by a vibration pickup microphone, a generally discoid shaped element for acoustical coupling with the mastoid bone, having one face directed to the outside of the housing and one face arranged... Agent: Knobbe Martens Olson & Bear LLP

20080273732 - Connecting element for a carrying hook of a hearing device: In order to connect a hearing device to a carrying hook, a connecting element is used, which has to satisfy high demands with regards to its precision and stability. To ensure this, the connecting element is designed as a powder injection molded part, in particular as a ceramic injection molded... Agent: Siemens Corporation Intellectual Property Department

20080273733 - Hearing aid system: An exemplary hearing aid system includes a receiver unit configured and positioned within the user's ear canal so as to minimize insertion loss and/or occlusion effect.... Agent: Cantor Colburn, LLP

20080273734 - Combined power and audio dock for handheld device: A combined power and audio dock for a handheld electronic device provides an integrated solution to the multiple uses of multifunction devices such as mobile telephones with built-in music players. The dock is configured with a recess into which the handheld device is docked so that all four exterior edges... Agent: The Eclipse Group LLP

20080273735 - Voice tube antenna for wireless headset: A voice tube antenna for a wireless headset for use in telecommunications, telephony, and/or multimedia applications is disclosed. The voice tube may generally include a flexible (e.g., gooseneck) or rigid tubular member having an open end and an opposing end coupled to a microphone, a lumen defined by the tubular... Agent: Plantronics, Inc.IPDepartment/legal

20080273736 - Electrostatic microphone: An electrostatic microphone has a capsule housing and a diaphragm, a rigid electrode, and an electrical circuit on a printed circuit board arranged in the capsule housing. The diaphragm is connected to a ring shoulder provided on the front side of the capsule housing. Preferably, the capsule housing is divided... Agent: Friedrich Kueffner

20080273737 - Headphone: A headphone including a housing that includes a speaker unit, and a protruding portion, provided at a specified area of one surface of the housing, that outputs playback sound generated from the speaker unit. When being worn on the head, the one surface of the housing comes in to contact... Agent: Wolf Greenfield & Sacks, P.C.

20080273738 - Inflatable loudspeaker enclosure: An inflatable loudspeaker enclosure (1, 1′), comprising at least two speakers (4) and an inflatable body (2), wherein the speakers (4) are embedded in the body (2) in such a way that a relative movement of the speakers (4) in relation to each other is enabled. According to a preferred... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080273739 - Ribbon transducer with improved excursion and dispersion characteristics: A method of employing one or more flexible suspension elements attached to a ribbon-type electroacoustic transducer diaphragm such that a bend created in the diaphragm by the flexible suspension element(s) allows the transducer to display broader acoustic dispersion in the plane orthagonal to the net diaphragm surface is described. Additionally,... Agent: George E Short Iii

20080273740 - Speaker: The speaker according to the present invention comprises: a magnetic circuit; a diaphragm, a part of which is located in a magnetic gap formed in the magnetic circuit; a ring-shaped first voice coil formed on a first vibrating surface of the diaphragm; a ring-shaped second voice coil which is formed... Agent: Wenderoth, Lind & Ponack L.L.P.