Electrical audio signal processing systems and devices patents - Monitor Patents
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Electrical audio signal processing systems and devices September class, title,number 09/09

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
09/24/2009 > patent applications in patent subcategories.

20090238369 - Systems and methods for detecting wind noise using multiple audio sources: A method for detecting wind noise is described. At least two audio signals are received. The at least two audio signals are filtered to reduce higher frequencies and to reduce lower frequencies to provide at least two filtered audio signals. The cross correlation of the at least two filtered audio... Agent: Qualcomm Incorporated

20090238370 - System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing equipment: The present invention relates to a method and corresponding system for predicting the perceived spatial quality of sound processing and reproducing equipment. According to the invention a device to be tested, a so-called device under test (DUT), is subjected to one or more test signals and the response of the... Agent: Stites & Harbison PLLC

20090238371 - System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing equipment: The present invention relates to a method and corresponding system for predicting the perceived spatial quality of sound processing and reproducing equipment. According to the invention a device to be tested, a so-called device under test (DUT), is subjected to one or more test signals and the response of the... Agent: Stites & Harbison PLLC

20090238372 - Vertically or horizontally placeable combinative array speaker: The present invention provides a vertically or horizontally placeable combinative array speaker. The vertically or horizontally placeable combinative array speaker includes a microprocessor, an orientation sensor coupled to the microprocessor to sense condition changes of the combinative array speaker, a sound field reconstructing unit formed within or outside of the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090238373 - System and method for envelope-based acoustic echo cancellation: Systems and methods for envelope-based acoustic echo cancellation in a communication device are provided. In exemplary embodiments, a primary acoustic signal is received via a microphone of the communication device, and a far-end signal is received via a receiver. Frequency analysis is performed on the primary acoustic signal and the... Agent: Carr & Ferrell LLP

20090238374 - Method and device for acoustic sealing: At least one exemplary embodiment if directed to a device configured to be inserted into an orifice comprising: at least one portion that can vary volume in response to a voltage difference across at least a second portion of the at least one portion's volume, where the at least one... Agent: Personics Holdings Inc.

20090238375 - Dual streaming with exchange of fec streams by audio sinks: A system and method is described herein in which an audio source wirelessly transmits audio content to a first audio sink over one wireless link and to a second audio sink over another wireless link. The two audio sinks also exchange forward error correction (FEC) streams over a wireless link... Agent: Fiala & Weaver, P.l.l.c. C/o Cpa Global

20090238376 - Location based audio reception zone system for use with vehicular entertainment systems: A location based audio reception zone system for use in vehicle includes a driver's seat and one or more passenger seats. A radio frequency (RF) transmitter is used for transmitting entertainment content to one or more headsets located in a passenger seat. The RF transmitter transmits in a predefined reception... Agent: Delphi Technologies, Inc.

20090238378 - Enhanced immersive soundscapes production: An immersive audio-visual system (and a method) for creating an enhanced interactive and immersive audio-visual environment is disclosed. The immersive audio-visual environment enables participants to enjoy true interactive, immersive audio-visual reality experience in a variety of applications. The immersive audio-visual system comprises an immersive video system, an immersive audio system... Agent: Fenwick & West LLP

20090238377 - Speech enhancement using multiple microphones on multiple devices: Signal processing solutions take advantage of microphones located on different devices and improve the quality of transmitted voice signals in a communication system. With usage of various devices such as Bluetooth headsets, wired headsets and the like in conjunction with mobile handsets, multiple microphones located on different devices are exploited... Agent: Qualcomm Incorporated

20090238379 - Apparatus and method for minimizing quantization noise as muting: An apparatus and method for minimizing the quantization noise as muting are provided, and particularly applied to a Delta-Sigma modulator that is used to process digital-to-analog conversion. By means of a zero-sampling detection circuit and a dynamic gain mechanism, a dynamic gain is introduced to minimize the quantization noise occurred... Agent: Birch Stewart Kolasch & Birch

20090238380 - Spatially robust audio precompensation: A discrete-time audio precompensation filter is designed based on a linear model that describes the dynamic response of a sound generating system at p>1 listening positions. The filter construction is based on providing information (S2) representative of n non-minimum phase zeros {z,} that are outside of the stability region |z|=1... Agent: Young & Thompson

20090238381 - Autonomous mixer for devices capable of storing and playing audio signals: An apparatus and method for autonomously mixing multiple devices capable of storing and playing audio signals is provided. Multiple devices can be mixed into one standard stereo signal that can then be played on any sort of powered speakers or amplifier. The apparatus is capable of receiving multiple audio inputs... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090238382 - Audio reproduction system: The audio reproduction system amplifies and reproduces both a digital audio signal and an analog audio signal. After delta sigma modulation by a ΔΣ modulator, the digital audio signal is pulse width modulated by a first PWM converter and supplied to a selector. The analog audio signal is compared with... Agent: Cantor Colburn, LLP

20090238383 - Loudspeaker system and method for producing synthesized directional sound beam: A loudspeaker system has a plurality of relatively small transducer elements configured in a closely spaced transducer array such that their acoustic outputs combine to produce a focused beam of sound in front of the array that is substantially uniform about the beams radiation axis. The transducer array lies in... Agent: Beeson Skinner Beverly, LLP

20090238384 - Method and support structure for integrating audio and video components: A method and support structure for integrating audio and video components includes integrating a plurality of components having diverse functions, e.g., tuners, media player/recorders, amplifiers and a surround sound unit, into a single supportive enclosure configured as a unitary system rather than one with many boxes or modules requiring additional... Agent: J. Andrew Mckinney & Associates, LLC

20090238385 - Hearing system with partial band signal exchange and corresponding method: A binaural supply with a hearing system is to be enabled, whereby the computing outlay and energy consumption are to be kept as minimal as possible. A hearing system comprising a first hearing apparatus including a first signal input facility and a first communication facility and a second hearing apparatus... Agent: Siemens Corporation Intellectual Property Department

20090238386 - Method and system for event reminder using an earpiece: A method for administering an audio message to a user of an earpiece can include receiving event information from a paired communication device, updating a personal event calendar by ordering event information to generate a first event list, generating a modified event list by grouping events in the first event... Agent: Personics Holdings Inc.

20090238387 - Method for actively reducing occlusion comprising plausibility check and corresponding hearing apparatus: Adaption of signal processing for actively reducing occlusion in hearing apparatuses, and in particular in hearing aids, is to be automated further. For this purpose, a transducer transmission function, which is defined for the transmission path from the input of a receiver via the auditory canal to the output of... Agent: Siemens Corporation Intellectual Property Department

20090238388 - Hearing aid with enhanced vent: A hearing aid with a microphone for receiving acoustic signals and converting them to electrical signals, electronic circuitry for processing the electrical signals, and a speaker for converting the processed electrical signals into acoustic signals, has a shell that encases at least portions of the microphone, the electronic circuitry, and... Agent: Siemens Corporation Intellectual Property Department

20090238389 - Systems and methods for in situ cerumen removal from hearing devices: Various embodiments provide systems, methods and assemblies for in situ removal of cerumen from hearing devices positioned in the ear canal. One embodiments provides a fitting for in situ cerumen removal comprising a top portion shaped to be removably coupled to a hearing device component surface and a plurality of... Agent: Townsend And Townsend And Crew, LLP

20090238390 - Hearing aid: Supply of power is ensured on use without requiring troublesome works such as battery replacement work and charging work. Specifically, hearing aids, which collect sound, amplify the collected sound, and output the amplified sound, boosts electromotive force generated by the Peltier module derived from temperature difference between a human-body contact... Agent: Greenblum & Bernstein, P.L.C

20090238391 - Vibration absorbing member and audio apparatus using the same: An audio apparatus includes a speaker having an output surface from which sound waves of the speaker radiate out; and a vibration absorbing member housing the speaker therein. The vibration absorbing member including a vibration absorbing portion attached to the output surface of the speaker, and a fastening portion connecting... Agent: PCe Industry, Inc. Att. Steven Reiss

20090238392 - Dynamic microphone: Even in the case where the volume of a back air chamber is small, sounds with a low frequency (low range) can be captured by equivalently decreasing the acoustic impedance of the back air chamber. A dynamic microphone includes a microphone unit 20 that includes a diaphragm 21 having a... Agent: Kanesaka Berner And Partners LLP

20090238394 - Microphone and method for fabricating the same: A microphone includes: a substrate including a tone hole and having a top surface on which a substrate electrode is provided; a converter provided on the top surface of the substrate and including a main body having a back space, a diaphragm provided at the bottom of the back space... Agent: Mcdermott Will & Emery LLP

20090238393 - Package for array microphones: A package for storing microphones includes a main body, a plurality of hollows, and a cover. The hollows are spaced apart and arranged in rows and columns on the main body. Each hollow has a plurality of cavities provided therein to store the microphones. The cover covers the main body... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090238395 - Cable management for personal media player accessories: An arrangement for managing cables of accessories such as earphone sets, chargers, and synchronization arrangements used with portable electronic devices is provided by a flexible and elastically deformable loop that extends from a base that optionally includes a hook or other loop retention feature. The base may be alternatively configured... Agent: Microsoft Corporation

20090238396 - Video/audio playing apparatus with wireless signal transmission function and wireless video/audio transmission module thereof: A video/audio playing apparatus with wireless audio signal transmission function comprising: a headset place slot, an audio processing module, a wireless audio signal transmission module, and a system audio interface. The headset place slot can accept and electrically connect a wireless headset, and transmits an electric potential signal. The audio... Agent: Rosenberg, Klein & Lee

20090238397 - Headset with noise plates: A headset comprises two earphones joined together by a band which can be worn over the head of a wearer. Each earphone includes a noise plate, which functions to attenuate or eliminate noise from the environment such as a tournament gaming environment. The noise plate includes an aperture through which... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090238398 - Personal communications earpiece: A personal communications earpiece (10, 10a, 10b) for use with a personal communications device such as a telephone (50). The personal communications earpiece (10, 10a, 10b) has an ear hook (12) for placing over an ear (60) of the user. An ear bud (14, 14a) containing a speaker (27) is... Agent: Henneman & Associates, PLC

20090238399 - Miniature stereo audio earphones: A miniature audio earphone includes a pair of audio earphones, an electrical connector adapted for making a selectively detachable physical and electrical connection to a source of stereo audio signals, a generally Y-shaped electrical lead assembly having a bifurcated upper portion and an adjoining lower portion, whose lower end is... Agent: Gray Robinson, P.A.

20090238400 - Sound generating apparatus embedded into shoe and its shoes: The present invention relates to a sound generating apparatus embedded into a shoe and its shoes, the sound generating apparatus having a sensor embedded into the shoe to generate simple sounds, numeral voices together with the simple sounds or numeral voices in a multiplication table in a case where consecutive... Agent: Abelman, Frayne & Schwab

20090238401 - Universal audio speaker mount and kits and methods for installation: A universal audio speaker mounting board for speaker systems that simulates the structural surface that traditional flush-mounted speakers are mounted to, thus providing the ability to use a variety of flush-mount speakers in a variety of encasements, such as bookshelf enclosures or cabinets. Methods of installation and kits for installation... Agent: Hanify & King Professional Corporation

09/17/2009 > patent applications in patent subcategories.

20090232317 - Method and device for efficient binaural sound spatialization in the transformed domain: The invention concerns a method and a system for sound spatialization of a first set of not less than one of the audio channels encoded on of a number of frequency subbands (SBk) and decoded in a transformed domain (Fl, C, Fr, Sr, SI, Ife) into a second set of... Agent: Mckenna Long & Aldridge LLP

20090232316 - Multi-channel blend system for calibrating separation ratio between channel output signals and method thereof: A multi-channel blend system includes a calibration circuit and a decoding circuit having a gain amplifying module. The decoding circuit is utilized for receiving an input signal to generate a first channel output signal and a second channel output signal. The gain amplifying module is utilized for providing a gain... Agent: North America Intellectual Property Corporation

20090232318 - Output correcting device and method, and loudspeaker output correcting device and method: A loudspeaker output correcting device operable under control of a control element, and comprising a first loudspeaker for outputting a first test signal, a second loudspeaker for outputting a second sound signal including a second test signal such that the phase of the second test signal is almost the same... Agent: Young & Thompson

20090232319 - Audio playing apparatus and method thereof: The invention discloses an audio playing apparatus. The audio playing apparatus has a sound detecting module, a transforming module, a controlling module and an output module. The sound detecting module is used for acquiring a sound of background sounds and generating a background sound signal. The transforming module is coupled... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090232320 - Loudness adjustment with self-adaptive gain offsets: A method for adjusting a loudness of an announcement sound signal relative to a loudness of an entertainment sound signal, the method including the steps of determining the loudness of the entertainment sound signal, and adjusting the loudness of the announcement sound signal relative to the entertainment sound signal by... Agent: The Eclipse Group LLP

20090232321 - Acoustic signal processing apparatus, acoustic signal processing method, acoustic signal processing program, and computer readable recording medium: An audio signal processing apparatus includes a cutout unit, a correlation calculating unit, a spectrum calculating unit, a coefficient calculating unit, and an assigning unit. The cutout unit cuts out audio signals of plural channels by a time frame. The correlation calculating unit calculates a correlation value between respective signals... Agent: Foley And Lardner LLP Suite 500

20090232323 - Dual-sensor stethoscope with electronic sensor: A dual-sensor stethoscope, or retrofit device for a stethoscope, promotes anti-sepsis and stereoscopy through use of a substantially rigid, generally T-shaped tube for support of dual stethoscope sensors, wherein at least one sensor is electronic. Each sensor may be rotated away from a body independently for use of a single... Agent: The Marbury Law Group, PLLC

20090232322 - Electronic stethoscope and the stepthoscope auscultation method using the same: The present invention relates to a stethoscope auscultation method, adapted for an improved stethoscope so as to be used for assisting a medical diagnosis according to visceral sounds. The stethoscope auscultation method comprises the steps of: providing a stethoscope, whereas the stethoscope is composed of a stethoscope head module, a... Agent: Wpat, PC

20090232324 - Semi-insert hearing protector having a helmholtz-type resonator: A semi-insert hearing protector includes a thin-walled enclosure sized substantially to that of the outer ear of a wearer, the enclosure being made from a rigid or semi-rigid material and secured to the head of said wearer by means of an adjustable headband. A short tube extends from the enclosure... Agent: Hiscock & Barclay, LLP

20090232325 - Reactive headphones: A method and apparatus for monitoring environmental noise when a user is listening to audio signals via headphones is disclosed. When an audio input signal is received, the audio input signal is transmitted to speakers in the headphones. A noise input signal from environment around the headphones is received and... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090232326 - Digital audio distribution network: A digital audio distribution network includes a plurality of nodes and at least one transmission line that interconnects the nodes to form the digital audio distribution network. A first node in the plurality of nodes receives a user command, encodes the user command, and sends the encoded user command and... Agent: Raymond L Gordon Kent L Deines

20090232327 - Automotive sensory enhancement system: A method of bringing automotive sound and sensation back into the automobile via the existing sound system, titrating the music and automotive noise together, and via a subwoofer or other vibrational means in the car seat or seats.... Agent: Berenbaum, Weinshienk & Eason, P.c

20090232328 - Digital sound processing system for a vehicle: A digital sound processing system suitable for use in a vehicle includes an interior rearview mirror assembly having a mirror casing having a reflective element disposed thereat. The interior rearview mirror assembly includes at least one microphone, with the microphone located at one of a rear portion of the mirror... Agent: Van Dyke, Gardner, Linn & Burkhart, LLP

20090232329 - Equalization method using equal loudness curve, and sound output apparatus using the same: An equalization method using equal loudness curve, and a sound output apparatus using the same are disclosed. An audio signal is equalized using a standard loudness curve so as to increase a loudness of an audio signal. A sound quality can be significantly enhanced with the enhancement of a sound... Agent: Ladas & Parry LLP

20090232330 - Apparatus and method for automatic gain control using phase information: An apparatus and a method for automatically controlling a gain using phase information are provided. The apparatus includes a frequency conversion unit converting each of input signals received from a plurality of acoustic input apparatuses to frequency input signals, a factor determination unit determining a scaling factor according to a... Agent: Staas & Halsey LLP

20090232331 - Amplifier controller: An amplifier controller for controlling a plurality of amplifiers connected therewith is provided. Each of said amplifiers is provided with one or more audio output channels. The amplifier controller operates in two modes of solo mode and normal mode. When the solo mode is initiated, the amplifier controller instructs all... Agent: Morrison & Foerster, LLP

20090232332 - Class-d transconductance amplifier: The invention relates to a class-D audio amplifier. The class-D audio amplifier is configured in a current feedback mode as a voltage-controlled current source and a passive inductor/capacitor (LC) reconstruction filter. A portion of the passive LC reconstruction filter is situated in a feedback loop to an error amplifier.... Agent: The Eclipse Group LLP

20090232333 - Audio output apparatus and vibrator: An audio output apparatus is provided. The audio output apparatus includes: a vibration member, a vibrator, a vibrator positioning unit, and a vibrator-depth positioning unit. The vibration member vibrates to output a sound. The vibrator is in contact with the vibration member and detachably attached thereto to allow the vibration... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090232335 - Condenser microphone: A condenser microphone comprising: a mic capsule in which a capacitor is composed of a diaphragm and a counter electrode, and which effects electroacoustic conversion; a FET for impedance-converting audio signals output from the mic capsule; and a CR circuit composed of a resistor and a capacitor, and connected to... Agent: Sughrue Mion, PLLC

20090232334 - Micromechanical component and method for its production: A cost-effective technology for implementing a micromechanical component is provided, whose layer construction includes at least one diaphragm on the upper side and at least one counter-element, a hollow space being formed between the diaphragm and the counter-element, and the counter-element having at least one through hole to a back... Agent: Kenyon & Kenyon LLP

20090232336 - Component comprising a mems microphone and method for the production of said component: A component with a housing for a MEMS microphone is proposed that has a cavity with terminals arranged in the cavity, a sound inlet opening, and SMT contacts on an outer side. The MEMS chip installed in this housing closes the sound inlet opening from the inside and is connected... Agent: Slater & Matsil, L.L.P.

20090232338 - Electroacoustic transducer having multi-channel diaphragm and hearing aid using the same: An object of the present invention is to provide an electroacoustic transducer having a multi-channel diaphragm, and a hearing aid using the electroacoustic transducer, in which a plurality of channels having different resonant frequencies is formed in the diaphragm using MEMS technology, thus more closely approximating the different audible frequency... Agent: Ipla P.A.

20090232337 - Method for improving compatibility of hearing aid with antenna: A method for improving compatibility of a hearing aid with an antenna, in which at least a metal frame is provided near by a grounding surface of the antenna to change the direction of radiation of the antenna, thereby to enhance the directivity of the antenna on the side away... Agent: Sinorica, LLC

20090232339 - Digital microphone: A digital microphone comprises a ΔΣ modulator. The ΔΣ modulator has a resonator including a membrane which vibrates by receiving a sound wave and a wiring pattern disposed opposite to the membrane, an oscillator, including the resonator, for outputting an FM signal according to the vibration of the membrane, and... Agent: Sughrue Mion, PLLC

20090232340 - Earphone structure capable of adjusting ventilation of chamber therein: An earphone structure which allows adjusting ventilation of a chamber inside is provided. A plurality of holes is formed on a main body of the earphone structure and ventilation materials are disposed on the ventilation holes as a ventilation medium between the chamber in the main body and an external... Agent: J C Patents, Inc.

20090232341 - In-ear earphone: An earphone device converts electric signals to audible sound. The device includes an outer area configured to receive a power source. A plug area adjacent to the outer area may be configured to fit within a user's auditory canal. A dynamic transducer reproduces a predetermined frequency spectrum for the user.... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20090232342 - Earbud adapter with increased flexibility region: An adapter configured to be detachably coupled to an earbud-type sound device or other sound device is disclosed. The adapter includes an adapter body having a top portion, a bottom portion which is configured to be detachably coupled to a sound device, and a projection extending from the top portion... Agent: Crompton, Seager & Tufte, LLC

20090232343 - Mount structure of electromechanical acoustic transducer: A cylindrical closed-end yoke 13 is attached to a frame 12, which is attached to an interior surface 11b of a housing 11 by way of a wall portion 19, in a direction where a bottom 13b of the yoke approaches the housing 11; hence, a sound channel 14 is... Agent: Pearne & Gordon LLP

20090232344 - Speaker: The frame of a speaker is divided into a first frame part and second frame part. The outer circumferential edge of the suspension holder is sandwiched between the surfaces of the first and second frame parts. This structure can reduce rolling of the diaphragm and harmonic distortion of the speaker.... Agent: Wenderoth, Lind & Ponack L.L.P.

20090232345 - Speaker and method of producing the same: A plate material is drawn into the shape of a rectangular dish and the peripheral border of each corner is press worked. A yoke is fabricated which has an outwardly projecting tongue-like flange provided at a position a predetermined distance below the top end surface. A frame made of resin... Agent: Ratnerprestia

09/10/2009 > patent applications in patent subcategories.

20090225990 - Clock generating circuit and audio system: The clock generating circuit (300) comprises an oscillator (12) for generating a reference frequency signal by means of a crystal oscillator (10) of a resonance frequency of 32.768 kHz, a PLL circuit for generating a signal synchronizing with the reference frequency signal generated by the oscillator (12) and having a... Agent: Patenttm.us

20090225991 - Method and apparatus for decoding an audio signal: Method and apparatus for processing audio signals are provided. The method for decoding an audio signal includes extracting a downmix signal and spatial information from a received audio signal, generating surround converting information using the spatial information and rendering the downmix signal to generate a pseudo-surround signal in a previously... Agent: Fish & Richardson P.C.

20090225992 - Sound signal outputting device, sound signal outputting method, and computer-readable recording medium: A sound signal outputting device includes a receiving section which receives signals on a plurality of channels, a band splitting section which splits the signals on the plurality of channels to produce low-frequency signals whose frequencies are lower than a predetermined frequency respectively, a separating section which separates a correlated... Agent: Rossi, Kimms & Mcdowell LLP.

20090225993 - Audio signal processing method and system: The invention makes use of impulse responses of the performance venue to process a recording or other signal so as to emulate that recording having being recorded in the performance venue. In particular, by measuring or calculating the impulse responses of a performance venue such as an auditorium between an... Agent: Klarquist Sparkman, LLP

20090225994 - Methods and apparatus for generating signaures: Signaturing methods and apparatus as described. In one example, a signaturing method includes capturing an audio signal, applying a first window function to a portion of the captured audio signal to produce a first windowed audio block, applying a second window function to the portion of the captured audio signal... Agent: Hanley, Flight & Zimmerman, LLC

20090225995 - Sound reproducing apparatus: An sound reproducing apparatus is configured such that a correction amount is calculated on the basis of a masking model, determiner for determining a correction parameter correcting input signal so as to be natural for human ears to hear on the basis of the calculated correction amount is provided, and... Agent: Pearne & Gordon LLP

20090225996 - Speakers with a digital signal processor: A speaker with a digital signal processor is disclosed. In one aspect, a speaker comprises at least one electromechanical transducer configured to convert an electrical audio signal into sound and a digital signal processor configured to process an audio signal and send the processed audio signal to the electromechanical transducer... Agent: Knobbe Martens Olson & Bear LLP

20090225997 - Acoustic echo cancellation: An audio processing device for reducing the effect on a first signal of echo from a second signal, the device comprising: an echo reduction processor for processing the first signal to reduce echo in it, the echo reduction unit having: a first mode of operation for reducing echo of a... Agent: Novak Druce Deluca + Quigg LLP

20090225998 - Method for determining a transmission function and a device for carrying out said method: An unknown transmission function comprising an input signal (x) and an actual output signal (y) is estimated. An estimated output signal (y) is generated by adaptive process (2) using the input signal (x), an error signal (e) is generated from the actual output signal (y) and the estimated output signal... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090225999 - Method for cancelling tdd noise and stereo headphone employing the same: A method for canceling a TDD noise and a stereo headphone employing the same are disclosed. In accordance with the method and the stereo headphone, an audio signal is applied to speakers through a virtual ground single-ended structure and a voice call signal is applied to the speakers via a... Agent: The Nath Law Group

20090226002 - Delivery system, transmission apparatus, and delivery method: A delivery system is disclosed, which has a transmission apparatus and a plurality of reception terminals communicably connected through a network. The transmission apparatus includes a correction section which pre-obtains a plurality of types of correction coefficients according to acoustic characteristics of the plurality of reception terminals and forms a... Agent: Frommer Lawrence & Haug LLP

20090226001 - Positional audio in a vehicle-to-vehicle network: In a vehicle-to-vehicle network, a driver may listen to audio generated by other drivers participating in the network. The usability of the audio is enhanced by determining the relative positions of the providing and the receiving vehicles and then distributing received audio to specific speakers in the audio system of... Agent: Ibm Corporation

20090226000 - System and method for directional sound transmission with a linear array of exponentially spaced loudspeakers: A system and method for the directional transmission of sound is disclosed. In one embodiment, the system comprises an audio source configured to generate an audio signal, a control module configured to receive the audio signal and generate a driving signal, based at least in part on the audio signal,... Agent: Disney Enterprises, Inc. C/o Knobbe, Martens, Olson & Bear, LLP

20090226003 - Talk safely communication system (tscs): The TALK SAFELY COMMUNICATION SYSTEM (TSCS) is a method of providing safe communication from driver to rear passengers in particularly large vehicles; i.e. SUV'S, minivans, etc. TSCS eliminates drivers over-the-shoulder conversation while increasing safety. This said method allows the driver to focus 100% of his/her attention facing forward when communicating... Agent: Cranston C. Blakey

20090226004 - Microphone aperture: Microphone array for achieving a substantially frequency-independent directivity using a plurality of microphones disposed along a rectilinear array. The rectilinear array is at least as long as the wavelength of the lowest frequency, where a useful directivity is desired. The rectilinear array has a first end and a second end.... Agent: Birch Stewart Kolasch & Birch

20090226005 - Spatial noise suppression for a microphone array: A noise reduction system and a method of noise reduction includes a microphone array comprising a first microphone, a second microphone, and a third microphone. Each microphone has a known position and a known directivity pattern. An instantaneous direction-of-arrival (IDOA) module determines a first phase difference quantity and a second... Agent: Westman Champlin (microsoft Corporation)

20090226006 - Microphone device: A microphone device is provided which comprises a main microphone (MM), at least one control microphone (CM) and a digital signal processing unit (DSP) coupled to the main microphone (MM) and the at least one control microphone (CM). The digital signal processing unit (DSP) receives the output of the main... Agent: Townsend And Townsend And Crew, LLP

20090226007 - Mute circuit: A mute circuit has a resistor net configured to include a plurality of resistors connected in cascade between two reference voltage terminals, the resistor net being capable of outputting one of divided voltages from between the adjacent resistors, a selecting circuit configured to control selection of the divided voltage outputted... Agent: Turocy & Watson, LLP

20090226008 - Information processing apparatus, information processing system, and method of controlling information processing apparatus: This invention allows changing the volume of a received specific input audio without influencing other audio output devices in a terminal apparatus to which a plurality of audio output devices is connected. This invention provides a terminal apparatus, which is connected to a plurality of audio output devices, and controls... Agent: Fitzpatrick Cella Harper & Scinto

20090226009 - Device and method: The invention is directed towards a method in a portable hands free device. The method adjusts the sound level of a portable electronic device. The portable hands free device is adapted to be connected to the portable electronic device. The portable electronic device is adapted to generate sound. The method... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090226010 - Mixing of input data streams and generation of an output data stream thereform: An apparatus for mixing a plurality of input data streams is described, which has a processing unit adapted to compare the frames of the plurality of input data streams, and determine, based on the comparison, for a spectral component of an output frame of an output data stream, exactly one... Agent: Glenn Patent Group

20090226011 - Dental bone conduction hearing appliance: An intra-oral hearing appliance includes an actuator to provide bone conduction sound transmission; a transceiver coupled to the actuator to cause the actuator to generate sound; and a first chamber containing the actuator and the transceiver, said first chamber adapted to be coupled to one or more teeth without contacting... Agent: Levine Bagade Han LLP

20090226012 - Electret condenser microphone: An electret condenser microphone is provided that can reduce parasitic capacitance and realize enhanced sensitivity The electret condenser microphone includes a capacitor section including a fixed electrode having an electret member and a diaphragm electrode, a casing section housing the capacitor section, a circuit board including a converter circuit 4... Agent: The Webb Law Firm, P.C.

20090226013 - Automated audio source control based on audio output device placement detection: An apparatus and method for automatically remotely controlling an audio source providing the apparatus with audio for being audibly output to a user of the apparatus entails monitoring various sensors to determine whether or not one or more ear couplings of the apparatus are positioned in close proximity to one... Agent: Bose Corporation C/o Donna Griffiths

20090226014 - Hearing aid with wireless signal transmission: A hearing aid with wireless signal transmission is provided which includes a radio reception unit for wireless reception of modulated and/or coded audio signals, a device to estimate the reception quality of the received audio signal, a device to generate an acoustic limit signal whose level increases when the estimated... Agent: Siemens Corporation Intellectual Property Department

20090226016 - Frequency translation by high-frequency spectral envelope warping in hearing assistance devices: Disclosed herein, among other things, is a system for frequency translation by high-frequency spectral envelope warping in hearing assistance devices. The present subject matter relates to improved speech intelligibility in a hearing assistance device using frequency translation by high-frequency spectral envelope warping. The system described herein implements an algorithm for... Agent: Schwegman, Lundberg & Woessner, P.A.

20090226015 - Methods, devices and systems using signal processing algorithms to improve speech intelligibility and listening comfort: Methods, devices and systems for improving hearing and for treating hearing disorders, such as auditory neuropathies. A hearing enhancement system of this invention generally comprises; an amplitude modulation processor, a frequency high-pass processor, a frequency upward-shifting processor and a formant upward-shifting processor.... Agent: Crowell & Moring LLP Intellectual Property Group

20090226017 - Dental bone conduction hearing appliance: An intra-oral hearing appliance includes an actuator to provide bone conduction sound transmission; a transceiver coupled to the actuator to cause the actuator to generate sound; and a first chamber containing the actuator and the transceiver, said first chamber adapted to be coupled to one or more teeth.... Agent: Levine Bagade Han LLP

20090226018 - micro-transducer with improved perceived sound quality: The typical micro-transducer dedicated for mobile phones and headphones produces at high output in small back enclosure significant distortion in the acoustical output. These typical micro-transducers are designed for very high sensitivity and their mechanical suspension compliances are designed for worst case scenario, free air environment or a very large... Agent: Stites & Harbison PLLC

20090226019 - Offset baffles for acoustic signal arrival synchronization: Offset baffles are provided in a speaker for acoustic signal arrival synchronization. The speaker includes an enclosure. The enclosure includes a first side positioned at an angle with respect to a horizontal axis or plane. The first side includes an upper portion and a lower portion. The upper portion and... Agent: Michael Best & Friedrich LLP

20090226020 - Dental bone conduction hearing appliance: An intra-oral hearing appliance includes an actuator to provide bone conduction sound transmission; a transceiver coupled to the actuator to cause the actuator to generate sound; and a first chamber containing the actuator and the transceiver, said first chamber adapted to be coupled to one or more teeth.... Agent: Levine Bagade Han LLP

20090226021 - Microphone coupler for a communication device: The disclosure relates to a microphone coupler and coupler system for a communication device. The system comprises: a printed circuit board; a microphone having a port facing towards the printed circuit board and aligned with an opening through the printed circuit board; and a microphone coupler for the microphone. The... Agent: Mccarthy Tetrault LLP

20090226022 - Carrying arrangement for fastening a headset for a mobile terminal at the user's ear: The invention relates to a carrying arrangement for fastening a headset for a mobile terminal to the user's ear. To allow a user wearing glasses to use a headset in a more comfortable way, a carrying arrangement for fastening a headset at the user's ear is provided, the carrying arrangement... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20090226023 - Headphone: A headphone with a configuration that prevents breaking of components and failure to play sounds properly due to a pressure change within spaces in the headphone, comprising: a baffle board; an ear pad provided at a periphery of the baffle board and surrounding an area around an auricle of a... Agent: Sughrue Mion, PLLC

20090226024 - Speaker enclosure and headphone: An improved audio headphone device that securely places and suspends an audio output device or transducer at or about a person's ear for a personal listening experience, and that provides a comfortable fit regardless of a person's ear type, and that delivers rich sound across the full spectrum of low... Agent: Gardner Groff Greenwald & Villanueva. PC

20090226025 - Antihelix-conforming ear-mount for personal audio-set: A light weight and comfortable ear mount for a personal audio-set is disclosed. The ear mount conforms with the antihelix of a wearer's ear, thereby operating substantially as a compression spring between the wearer's antihelix and tragus, to operably secure the personal audio-set in place. In a preferred embodiment, the... Agent: Townsend And Townsend And Crew, LLP

20090226026 - Techniques for audio and special effects production: Techniques for audio and special effects production are provided. The techniques may be realized as a loudspeaker apparatus for producing audio and special effects. The apparatus includes at least one electroacoustical transducer having a vibratable diaphragm, an enclosure forming a chamber for supporting the electroacoustical transducer for converting an input... Agent: JeffersonIPLaw, LLP

20090226027 - Structure of a voice coil assembly: A structure of a voice coil assembly includes a plate, a top board, suspending arms and fixtures. The plate has a top and two opposite sides. The top board is disposed on the top of the plate. The suspending arms extend from the two sides of the plate and are... Agent: Rosenberg, Klein & Lee

20090226028 - Loudspeaker, speaker diaphragm, and suspension: The present invention relates to a hi-fi speaker. The diaphragm (1) is comprised of a frame member (2) and filler members (3) filled in the frame member (2). The frame member is comprised of flat plates all of which are arranged in parallel to the vibration direction and radially from... Agent: Oliff & Berridge, PLC

09/03/2009 > patent applications in patent subcategories.

20090220094 - Processing circuit capable of modifying digital audio signals: The present invention provides an audio processing circuit for receiving a first stream complying with a first standard (for example. MPEG audio standard) and generating a second stream complying with a second standard which is a digital interface standard (for example, S/PDIF standard). The audio processing circuit includes: a stream... Agent: North America Intellectual Property Corporation

20090220095 - Method and an apparatus for processing an audio signal: e

20090220096 - Method and device to maintain audio content level reproduction: An earpiece and method to control a level of audio reproduction within an occluded ear canal can include the steps of measuring an ambient sound level from an Ambient Sound Microphone (ASM) at an entrance to an occluded ear canal, measuring a residual background noise level within an occluded ear... Agent: Greenberg Traurig, LLP

20090220097 - Sound testing device for mobile phone and method for using the same: A sound testing device (100) includes a processor (10), a mouth simulator (30), an ear simulator (40) and a soundproof container (50). The processor includes a first testing module (131) for test sound components which transform sound signals into electronic signals, a second testing module (132) for test sound components... Agent: PCe Industry, Inc. Att. Steven Reiss

20090220098 - Adaptive bass management: The invention relates to a method for adapting sound pressure levels in at least one listening location, the sound pressure being generated by a first and a second loudspeaker, each loudspeaker having a supply channel arranged upstream thereto, where at least the supply channel of the second loudspeaker modifies the... Agent: O''shea Getz P.C.

20090220099 - Method and apparatus for objective assessment of in-ear device acoustical performance: A method and apparatus for objectively assessing acoustical performance of an in-ear device having a passageway extending there through use a dual microphone probe that removably engages the passageway. The acoustical performance of the in-ear device is performed with the in-ear device inserted into the ear canal of the user... Agent: 3m Innovative Properties Company

20090220100 - Reverberation adjusting apparatus, reverberation adjusting method, reverberation adjusting program, recording medium on which the reverberation adjusting program is recorded, and sound field correcting system: The present invention provides a sound field correcting system and a reverberation adjusting apparatus capable of correcting a reverberation time characteristic by an easy operation without setting a complicated parameter. A surround system 100 has a sound reproducing apparatus 120 for adjusting a reverberation component of sound on the basis... Agent: Sughrue Mion, PLLC

20090220101 - Method for the active reduction of noise, and device for carrying out said method: Disclosed in a method in which a digital system is used for actively reducing noise. According to the method, a digital user signal can be transmitted at a different sampling rate, the sampling rate being adjusted with the aid of adequate converters.... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090220102 - Active noise reduction adaptive filter leakage adjusting: An active noise reduction system using adaptive filters. A method of operation the active noise reduction system includes smoothing a stream of leakage factors. The frequency of a noise reduction signal may be related to the engine speed of an engine associated with the system within which the active noise... Agent: Bose Corporation C/o Donna Griffiths

20090220103 - Earplug for insertion into an auditory duct: An earplug is described for insertion in an auditory duct. The earplug includes a loudspeaker for connection to a playback device. When inserted in a user's ear, the loudspeaker is in acoustic communication with the ear's canal. A transmitter is provided that transmits ambient sound to the ear canal with... Agent: Leydig Voit & Mayer, Ltd

20090220104 - Venue private network: A method and apparatus for supplying participating attendees within a specific venue an improved acoustical experience is provided. To implement the system the venue (100) is divided into multiple zones, each zone preferably including a plurality of attendee seats. Using a receiver (205-208) configured to wirelessly receive audio programming from... Agent: Patent Law Office Of David G. Beck

20090220105 - Method for compensating for changes in reproduced audio signals and a corresponding device: An apparatus and method for compensating for changes, which result on an original signal (17) due to a transmission along a signal path (2, 3, 4, 7) from a source (1) to a receiving listener (5) involve compensating the changes in the original signal occurring in the signal path (2,... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090220106 - Audio signal processing circuit: A first amplifier amplifies a first audio signal. A synthesizer circuit synthesizes an output signal of the first amplifier with a second audio signal. The first amplifier is arranged such that a first state in which the first amplifier amplifies a signal with a set gain and a second state... Agent: Cantor Colburn, LLP

20090220107 - System and method for providing single microphone noise suppression fallback: Systems and methods for providing single microphone noise suppression fallback are provided. In exemplary embodiments, primary and secondary acoustic signals are received. A single microphone noise estimate may be generated based on the primary acoustic signal, while a dual microphone noise estimate may be generated based on the primary and... Agent: Carr & Ferrell LLP

20090220108 - Processing of an audio signal for presentation in a high noise environment: In accordance with the invention, audio signals are specially processed for sound presentation in a high noise environment. The electrical signal representative of the sound is first subjected to equalization to preferentially reduce the magnitude of bass signals while increasing the magnitude of treble signals. The equalized signal is then... Agent: Don J. Pelto Sheppard, Mullin, Richter & Hampton LLP

20090220109 - Audio gain control using specific-loudness-based auditory event detection: In one disclosed aspect, dynamic gain modifications are applied to an audio signal at least partly in response to auditory events and/or the degree of change in signal characteristics associated with said auditory event boundaries. In another aspect, an audio signal is divided into auditory events by comparing the difference... Agent: Dolby Laboratories Inc.

20090220110 - System and method of reducing power consumption for audio playback: A system and method of improving the efficiency in the power consumption of an audio system. In essence, the technique is to adjust the power delivered from the power supply to the analog section, such as the power amplifier, in response to the volume level indicated by the volume control... Agent: Qualcomm Incorporated

20090220111 - Device and method for simulation of wfs systems and compensation of sound-influencing properties: An aliasing correction in a wave field synthesis system is achieved by ascertaining the aliasing filter property specific for a virtual source. This aliasing filter property, which, for example, may be the aliasing frequency is ascertained by help of the source position information. This aliasing filter property is used for... Agent: Schoppe, Zimmermann , Stockeler & Zinkler C/o Keating & Bennett, LLP

20090220112 - Vehicle sound system: A vehicle sound system encompasses a combination of speaker configuration, speaker placement, and sound processing to improve sound quality. A pair of speakers (or rows of speakers) are placed close together and located in the front of the console or dashboard with their geometric center on or near the vehicle's... Agent: Irell & Manella LLP

20090220113 - Multiple receiver venting system: An earphone housing has a sound output port to be inserted into an ear. Multiple drivers are located in the housing. Each driver has a respective motor and a respective diaphragm. The diaphragm of one of the drivers is vented but that another is not. Other embodiments are also described... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20090220114 - Hearing aid noise reduction method, system, and apparatus: A computer-implemented method including receiving a first signal from an input device of a hearing aid. The first signal may include a noise signal. The computer-implemented method may include low-pass filtering first periodic samples of the first signal, and the first periodic samples may be approximately periodic with respect to... Agent: Holland & Hart LLP

20090220115 - Miniature bio-compatible piezoelectric transducer apparatus: Vibration transmitting apparatus comprises a vibrating element utilizing a piezoelectric membrane element installed within a bio-compatible sealed case, wherein one end of the piezoelectric element is in static positioned relationship with respect to its casing and the other end is free to move and to vibrate.... Agent: Hunton & Williams LLP Intellectual Property Department

20090220116 - Antenna and speaker assembly and wireless communication device: Disclosed is an antenna-speaker assembly, including an antenna unit including a radiator, a speaker unit including a speaker and coupled to the antenna unit, and a sound-absorbing part formed to conform to a circumference of a coupling surface of the antenna unit and the speaker unit, the sound-absorbing part being... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090220117 - Microphone and microphone hanger-hook: A conductive hanger plate having a flat external face and a conductive hanger knob are so provided as to be electrically isolated with each other at the same side of the external face of a non-conductive rear casing of a microphone casing. A conductive hanger hook hanging the microphone casing... Agent: Baker & Mckenzie LLP Patent Department

20090220118 - Behind-the-head mounted personal audio set with adjustable earphone position: A behind-the-head mounted personal audio set that has a first earphone portion pivotally secured to a behind-the-head headband at a first pivot which is positioned below the longitudinal centerline of the headband. In disclosed embodiments the earphone is also slidably secured to the headband thereby allowing additional adjustment to optimize... Agent: Townsend And Townsend And Crew, LLP

20090220119 - Speaker, and module, electronic apparatus, and device that use the speaker: A net made of material containing at least metal is bonded to a protector of a loud speaker, and hence shields electromagnetic waves. Electromagnetic interference can be prevented in an electronic apparatus such as a portable phone employing the loud speaker.... Agent: Wenderoth, Lind & Ponack L.L.P.

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