|Electrical audio signal processing systems and devices patents - Monitor Patents|
USPTO Class 381 | Browse by Industry: Previous - Next | All
01/2009 | Recent | 14: Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Electrical audio signal processing systems and devices January recently filed with US Patent Office 01/09Below 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. 01/29/2009 > patent applications in patent subcategories. recently filed with US Patent Office
20090028345 - Apparatus and method for encoding/decoding signal: An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes skipping extension information included in an input bitstream, extracting a three-dimensional (3D) down-mix signal and spatial information from the input bitstream, removing 3D effects from the 3D down-mix signal by performing a 3D... Agent: Fish & Richardson P.C.
20090028344 - 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 by using spatial information of the media signal. The present invention provides a method of processing a signal, the method comprising of generating source mapping information... Agent: Fish & Richardson P.C.
20090028346 - Fm stereo transmitter and a digitized frequency modulation stereo multiplexing circuit thereof: A digitized FM (frequency modulation) stereo multiplexing circuit for an FM stereo transmitter has a digital audio I/O interface, a digitized FM stereo multiplexing circuit, a low-pass filter and an FM circuit. When a digital audio data is inputted, a digital audio decoder decodes the digital audio data to acquire... Agent: Frenkel & Associates, P. C.
20090028347 - Audio camera using microphone arrays for real time capture of audio images and method for jointly processing the audio images with video images: Spherical microphone arrays provide an ability to compute the acoustical intensity corresponding to different spatial directions in a given frame of audio data. These intensities may be exhibited as an image and these images are generated at a high frame rate to achieve a video image if the data capture... Agent: Carter, Deluca, Farrell & Schmidt, LLP
20090028348 - Headphone: A headphone that is especially useful to test the efficacy of an earplug installed in an ear canal, by using the headphone to produce sound and by sensing sound pressure at the ear drum despite the presence of the earplug. Applicant uses the speaker (42) in the headphone to produce... Agent: Leon D. Rosen Freilich, Hornbaker & Rosen
20090028349 - Method and apparatus for detecting malfunctioning speaker: A method and apparatus for detecting a malfunctioning speaker are provided. The apparatus detects a speaker abnormality by identifying the state of the speaker when turning the power on or off, switching from standby mode to play mode, or performing testing. The apparatus generates an audio signal having a frequency... Agent: Sughrue Mion, PLLC
20090028350 - Method and apparatus for reducing resonance of loudspeaker: A method and apparatus for reducing resonance of a loudspeaker by using a model derived from a software simulated loudspeaker are provided. The method includes generating a model to determine resonance characteristics of the loudspeaker based on physical parameters of the audio reproducing device; determining accuracy of the model of... Agent: Sughrue Mion, PLLC
20090028351 - Method for the fitting of a hearing aid, a system for fitting a hearing aid and a hearing aid: A method for use in the fitting of a hearing aid comprises the steps of providing a sound recording of a user environment, feeding the sound recording to the hearing aid as a sound input signal (8a), processing the sound input signal according to a scheme defined by preselected settings... Agent: Sughrue Mion, PLLC
20090028353 - Active sound effect generating apparatus: An active sound effect generating apparatus includes a controller (a fourth acoustic adjuster and a fifth acoustic adjuster) which determines the amplitude of a control signal by adjusting the amplitudes of reference signals (intermediate signals) depending on an engine rotational frequency change [Hz/second] calculated by an engine rotational frequency change... Agent: Arent Fox LLP
20090028352 - Signal process for the derivation of improved dtm dynamic tinnitus mitigation sound: Systems and methods are disclosed for the derivation of improved DTM dynamic tinnitus mitigation sound formats. The system combines at least one recorded natural sound known to partially mask tinnitus with computer-generated sound that emulates such at least one natural sound and, in certain embodiments, further applies to at least... Agent: Levine Bagade Han LLP
20090028355 - Double-talk detector with accuracy and speed of detection improved and a method therefor: A double-talk detector finds an estimated power value of near end background noise based on a residual signal by a noise estimator; the average power of a transmitter input signal by a transmitter average power calculator; the average power of a receiver input signal by a receiver average power calculator;... Agent: Rabin & Berdo, PC
20090028354 - Echo canceller employing dual-h architecture having split adaptive gain settings: An echo canceller circuit is set forth. The echo canceller circuit includes a digital filter having adaptive tap coefficients to simulate an echo response occurring during a call. The adaptive tap coefficients are updated during the call using a Means Squares process. A tap energy detector is also employed. The... Agent: Hamilton, Brook, Smith & Reynolds, P.C.
20090028356 - Diaphonic acoustic transduction coupler and ear bud: The disclosed methods and devices incorporate a novel expandable bubble portion which provides superior fidelity to a listener while minimizing listener fatigue. The expandable bubble portion may be expanded through the transmission of low frequency audio signals or the pumping of a gas to the expandable bubble portion. In addition,... Agent: The Law Office Of Edward L Bishop
20090028357 - Audio test apparatus capable of decreasing noise influence in process of audio device testing and method thereof: A audio test method for decreasing noise influence, which includes the following steps: obtaining analog signals; converting the analog signals into digital signals; intercepting digital signals of a first predetermined length and executing a first Fast Fourier Transform (FFT), then obtaining an first Fourier spectrum; recording the amplitudes of frequency... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090028358 - Speaker array apparatus: A speaker array apparatus includes a speaker array in which a plurality of speaker units are arranged, a storage section that stores installation position information of the speaker array, a position detecting section that detects a listening position of a listener, and a phase controlling section that controls phases of... Agent: Rossi, Kimms & Mcdowell LLP.
20090028359 - Digital mixer: A digital mixer is capable of assigning a desired parameter to an encoder provided in a channel strip on a panel of the digital mixer. The digital mixer assigns a parameter, which corresponds to one of knob controls having switches operable to be turned on, to each encoder provided in... Agent: Morrison & Foerster, LLP
20090028360 - Multichannel downmixing device: A downmixer provides a listener of an output signal with a substantially accurate rendition of the apparent direction and relative loudness of an input signal. Downmixing certain channels of the input signal independently may substantially preserve the energy and intended direction of the input signal. The downmixer may include a... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione
20090028361 - System for amplifiers with low distortion and low output impedance: System for pulse-width-modulated class D audio amplifiers. In one preferred embodiment an adder is described to generate a difference signal responsive to an input signal and a feedback signal, a pulse-width-modulator coupled to the adder to compare the difference signal to a reference signal and produce a pulse-width-modulated signal based... Agent: Texas Instruments Incorporated
20090028362 - Hearing device with a visualized psychoacoustic variable and corresponding method: The setting and/or adjustment of a hearing device for a user is provided. The hearing device includes a signal processing facility for processing an input sound to form an output sound, with a perceptive model being implemented in the signal processing facility or in a processing facility connected in a... Agent: Siemens Corporation Intellectual Property Department
20090028363 - Method for setting a hearing system with a perceptive model for binaural hearing and corresponding hearing system: A hearing system is provided that includes a left device that supplies an electrical sound signal for supplying the left ear of the user, and a right device that supplies an electrical sound signal for supplying the right ear of the user. A perceptive model for binaural hearing is implemented... Agent: Siemens Corporation Intellectual Property Department
20090028365 - Analog to digital (a/d) conversion circuit having a low dynamic rnage a/d converter: A low-power, high-dynamic range, analog-to-digital (A/D) conversion circuit for converting an analog signal to a digital signal having a controllable amplifier for amplifying the analog signal received at an input of the amplifier in response to a first control signal and for generating an amplified analog signal, a low dynamic... Agent: Connolly Bove Lodge & Hutz LLP
20090028364 - Widerstands-identifikation: For the identification of peripheral devices on a hearing aid, these devices are provided with an identification resistor (R) that can be read out by the configuration of the hearing aid.... Agent: Pearne & Gordon LLP
20090028367 - Hearing aid and method for controlling signal processing in a hearing aid: A hearing aid comprises a signal path for receiving at least one audio input signal and autocorrelation index (ACI) estimating means (4), wherein the ACI comprises down-sampling means for producing a sampling-rate reduced signal of said audio input signal, sign extraction means for extracting a sign signal of said sampling... Agent: Sughrue Mion, PLLC
20090028366 - Hearing aid with adaptive feedback suppression: A hearing aid comprises an input transducer (2) for deriving an electrical input signal from an acoustic input, a signal processor (3) for generating an electric output signal, an output transducer (4) for transforming the electrical output signal into an acoustic output, an adaptive estimation filter (5) for generating a... Agent: Sughrue Mion, PLLC
20090028368 - Diaphragm and sound output apparatus: A diaphragm for outputting sound by vibrating has a hole of a predetermined shape that allows another member to extend therethrough. A sound output apparatus includes a first member, the diaphragm, and a second member. The first member extends through the hole of the diaphragm, and the first member is... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090028369 - Inflatable speaker roll: A speaker assembly includes a cone structure having an outside opening and an inside opening adjacent a sound producing driver, wherein the outside opening is larger than the inside opening. A surround is connected to the outside opening of the cone and is defined by a circular airtight bladder with... Agent: Price Heneveld Cooper Dewitt & Litton, LLP
20090028371 - Positionally sequenced loudspeaker system: A variety of loudspeaker arrangements may have any of multiple adjacent magnetic circuits, single magnetic circuits, an improved loudspeaker voice coil assembly, multiple voice coil windings (124-127, 315-317), and commutated current. The radial direction of flux may alternate at adjacent poles and may have a controller that commands the current... Agent: Santangelo Law Offices, P.C.
20090028370 - Speaker system: A speaker system according to the present invention includes: a cabinet; at least one speaker unit fixed to the cabinet; and a gas adsorbent which is situated inside the cabinet and which is made from a porous material. The speaker unit is configured with moisture-proof component parts. In the speaker... Agent: Wenderoth, Lind & Ponack L.L.P.
20090028372 - Light fixture with sound capability: An apparatus that enhances the functionality of a fixture is provided. The fixture may include a light. The light may include an illuminating portion. The fixture may also include a loudspeaker. The fixture may also include a casing that houses at least a substantial portion of the loudspeaker. The casing... Agent: Weiss & Arons, LLP
20090028373 - Plant for production of paper-made part for speaker, paper-made part for speaker produced thereby, and speaker utilizing the same: The production equipment of paper-made components for loudspeakers includes a mixing device, a fining device, a paper-making device, and a shape processing device. The mixing device mixes material of a paper-made component for a loudspeaker into liquid to generate mixed liquid. The fining device includes a pressure unit, an orifice,... Agent: Ratnerprestia
20090028374 - Speaker and speaker apparatus: A speaker capable of properly adjusting a spring characteristic with which a voice coil is driven and capable of being driven in large amplitude. When a position control coil wound around a bobbin is at a reference position, both ends of the coil cross a magnetic gap formed between external... Agent: Rossi, Kimms & Mcdowell LLP.
20090028375 - Electrodynamic transducer and use thereof in loudspeakers and geophones: An electrodynamic transducer includes a frame and contains at least one electric coil which is placed in a static magnetic field and which can move about a rest position in a vertical free space. The coil(s) is wound around and fixed to at mandrel and a return member is used... Agent: Young & Thompson
20090028377 - Damper for speaker and speaker using the damper: The present invention realizes a speaker having high sound quality by reducing resonance of curved parts in a speaker damper without decreasing sound pressure and by providing high linearity characteristic. In a damper for a speaker formed by including at least two curved parts, an elastic member is provided at... Agent: Wenderoth, Lind & Ponack L.L.P.
20090028376 - Diaphragm for loudspeaker and loudspeaker: A diaphragm body (12) is provided with a plurality of slits (14, 14a) extending from the central part thereof toward the outer circumference. The slits (14, 14a) are filled with a low-elasticity filling material composed of a material different from that of the diaphragm body (12). The slits (14, 14a)... Agent: Dennis G. Lapointe Lapointe Law Group, Pl
20090028378 - Speaker system: A speaker system includes a main speaker and a subordinate speaker arranged around the main speaker. A pseudo-spherical wave is generated around the main speaker as a whole such that both speakers are vibrated in the frequency range of piston vibration and are in phase and that the propagation speed... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP01/22/2009 > patent applications in patent subcategories. recently filed with US Patent Office
20090022327 - System having a pulse width modulation device: A system, a device and a method for pulse width modulation is disclosed. One embodiment includes a pulse width modulation device, a first pulse width modulation mapper for pulse width modulation of a data signal, or a signal derived therefrom, and a second pulse width modulation mapper for pulse width... Agent: Dicke, Billig & Czaja
20090022328 - Method and apparatus for generating a stereo signal with enhanced perceptual quality: The enhanced side-signal is generated combining a representation of the side-signal with the decorrelated representation of the portion of the mid signal, with the decorrelated representation of the side-signal and the decorrelated representation of the portion of the mid-signal or with the portion of the mid-signal and the decorrelated representation... Agent: Schoppe, Zimmermann , Stockeler & Zinkler C/o Keating & Bennett, LLP
20090022329 - Method and apparatus for using a sound sensor to adjust the audio output for a device: One embodiment of the present invention provides a system that uses a sound sensor to adjust the audio output of a device. During operation, the system uses the sound sensor to determine an ambient sound level for the environment in the proximity of the device. The system then adjusts a... Agent: Pvf -- Apple Inc. C/o Park, Vaughan & Fleming LLP
20090022330 - System for processing sound signals in a vehicle multimedia system: The present invention relates to a method for processing sound signals in a vehicle multimedia system. A sound signal is recorded by a microphone. A voice signal component resulting from reproducing a voice signal and an audio signal component resulting from reproducing an audio signal are compensated in the recorded... Agent: The Eclipse Group LLP
20090022331 - Systems and methods for inducing effects in a signal: A system for inducing an effect in a raw audio signal comprises a computing device for receiving a first audio signal and a second audio signal from a signal source, and the second audio signal comprises the first audio signal induced with an effect. The system further comprises logic that... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090022332 - Enhanced audio recording for smart pen computing systems: In a pen-based computing system, a pair of microphones captures audio concurrently with a smart pen device capturing handwriting gestures. The audio captured by the pair of microphones is processed to produce an enhanced audio recording. Noise cancellation techniques may be applied to reduce noise generated by the smart pen... Agent: Fenwick & West LLP
20090022333 - In-vehicle communication system: An in-vehicle communication system includes a control unit which locates coupling points of each one of active speaker units to in-vehicle network. The plurality of the active speaker units includes a plurality of acoustic characteristics set data and programs for determining their own addresses. The respective active speaker units thus... Agent: Ratnerprestia
20090022334 - Wire-free headset, portable media player: There are proposed wireless headphones which have at least one electroacoustic transducer for the reproduction of audio signals, a receiver for receiving wirelessly transmitted audio data, an intermediate memory for putting the received audio data into intermediate storage, an audio decoding unit and a control unit. The audio data wirelessly... Agent: Reed Smith, LLP Attn: Patent Records Department
20090022335 - Dual adaptive structure for speech enhancement: A clear, high quality voice signal with a high signal-to-noise ratio is achieved by use of an adaptive noise reduction scheme with two microphones in close proximity. The method includes the use of two omini directional microphones in a highly directional mode, and then applying an adaptive noise cancellation algorithm... Agent: Steven A. Nielsen Allman & Nielsen, P.c
20090022336 - Systems, methods, and apparatus for signal separation: Methods, apparatus, and systems for source separation include a converged plurality of coefficient values that is based on each of a plurality of M-channel signals. Each of the plurality of M-channel signals is based on signals produced by M transducers in response to at least one information source and at... Agent: Qualcomm Incorporated
20090022337 - Signal amplifier circuit: A plurality of main amplifiers amplifies input audio signals with an adjustable gain. A first selector selects any of the input audio signals. An auxiliary amplifier receives an output of the first selector and amplifies this output with an adjustable gain. A second selector receives n outputs from the main... Agent: Cantor Colburn, LLP
20090022338 - Apparatus capable of switching volume adjustment mode automatically and volume adjustment method thereof: A method for automatically switching volume adjustment mode of an electronic device is provided. The method includes: storing a first predetermined volume and a second predetermined volume; when receiving a signal for volume adjustments, judging a current adjustment mode of the electronic device; if the current adjustment mode is the... Agent: Pce Industry, Inc. Att. Cheng-ju Chiang
20090022339 - Amplifier: An amplifier includes an amplifying block (26) for receiving an input signal to drive a speaker (23), and a power supply block (25) for supplying an output voltage to the amplifying block. The amplifying block (26) includes a PWM-signal generation circuit (4) which converts the input signal into a PWM... Agent: Sughrue Mion, Pllc
20090022340 - Method of acoustic wave generation: A method of converting an audio signal into vibratory modulation of a fluid includes converting a series of pulses representative of the audio signal into a plurality of signals having an intermediate peak-to-peak voltage; summing said signals having said intermediate voltage to provide a driver signal having a high peak-to-peak... Agent: Fulbright & Jaworski Market Square
20090022341 - Extreme low frequency acoustic measurement system: The present invention is an extremely low frequency (ELF) microphone and acoustic measurement system capable of infrasound detection in a portable and easily deployable form factor. In one embodiment of the invention, an extremely low frequency electret microphone comprises a membrane, a backplate, and a backchamber. The backchamber is sealed... Agent: National Aeronautics And Space Administration Langley Research Center
20090022342 - Digital decoder box with multi-channel audio source format indentification function: A digital decoder box is introduced for processing multiple-channel digital audio sources. The digital decoder box can detect formats of audio sources and perform different decoding processes, and output the audio sources to an earphone with 5.1 channel speakers. When a 5.1 channel audio source is received, the digital decoder... Agent: J C Patents, Inc.
20090022343 - Binaural recording for smart pen computing systems: A pen based computing system concurrently captures handwriting gestures and records audio using binaural recording. A binaural headset communicatively coupled to the smart pen device uses at least two microphones. A left microphone is placed in or near the left ear and the right microphone is placed in or near... Agent: Fenwick & West LLP
20090022344 - Method for signal processing in a hearing aid: Processing two input signals in a hearing aid with a first source separation and a second source separation is provided. A comparison of a first correlation with a second correlation and with a change in the first coefficient set as a function of a second coefficient set when the second... Agent: Siemens Corporation Intellectual Property Department
20090022345 - Hearing device employing signal processing based on design-related parameters and corresponding method: For enabling fast, customer-specific and precise matching of a hearing device's directional characteristic, a hearing device having a signal processing unit for performing a processing algorithm is provided, with at least one design-related parameter of the hearing device having been made available to the signal processing unit and with the... Agent: Siemens Corporation Intellectual Property Department
20090022346 - A hearing aid adjuster: [Means for Solving Problems] By applying a two-dimensional matrix for changing the acoustic parameters of the hearing aid, a person adjusting the hearing aid can easily change the acoustic parameters depending on the audibility of the hearing aid user, the accuracy of the adjustment of the acoustic parameters is improved,... Agent: Pearne & Gordon LLP
20090022347 - Hearing apparatus with a linear switch: A hearing apparatus allowing a user to reliably switch the apparatus on and/or off includes a battery compartment for a battery and an actuation element disposed at the battery compartment for switching the apparatus on and/or off. A contact element has a contact point and taps an electric potential on... Agent: Lerner Greenberg Stemer LLP
20090022348 - Hearing apparatus with a fastening facility for attaching an audio shoe and corresponding audio shoe: A hearing apparatus with a housing, which has a receiving surface for attaching an audio shoe is provided. The receiving surface has at least one first fastening facility, to which a corresponding second fastening facility of the audio shoe can be fastened such that the audio shoe can be attached... Agent: Siemens Corporation Intellectual Property Department
20090022349 - Configuration with a wearing hook for hearing devices and associated method: A wearing hook for hearing devices has at least one device disposed in a sound channel of the wearing hook. The device is able to influence interfering sound-induced oscillations of the wearing hook. The device is for instance a tube made of metal. An associated method is likewise described for... Agent: Lerner Greenberg Stemer LLP
20090022350 - Acoustic vibration sensor: An acoustic vibration sensor, also referred to as a speech sensing device, is provided. The acoustic vibration sensor receives speech signals of a human talker and, in response, generates electrical signals representative of human speech. The acoustic vibration sensor includes at least one diaphragm positioned adjacent to a front port... Agent: Courtney Staniford & Gregory LLP
20090022351 - Tooth-magnet microphone for high noise environments: A microphone structure and method of operation that senses a user's speech as represented by vibrations of the jaw sensed by an electrically passive component mounted on a user's tooth. A permanent magnet is attached to the user's tooth and vibrates as the user's tooth and jaw vibrate in response... Agent: Duft Bornsen & Fishman, LLP
20090022352 - Earbud keeper: An ear-mounted audio device keeper includes a retainer, having has first and second ends, and a clip assembly at the first end, the clip assembly securable to an ear-mounted audio device. Each clip assembly can at least partially encircle and be secured to the ear-mounted audio device. The retainer can... Agent: Haynes Beffel & Wolfeld LLP
20090022353 - Expandable earpiece sealing devices and methods: At least one exemplary embodiment is directed toward an earpiece with a sealing section for acoustically sealing the meatus of a human ear, which includes an inner ear canal speaker; an inner ear canal microphone; connected to a logic circuit which can include a digital signal processor (DSP), where the... Agent: Greenberg Traurig, LLP
20090022354 - Articulated speaker rigging system and method: The invention involves a system and method for securing one or more loudspeakers to an overhead structure. The system includes up to six axes about which the speaker(s) can be rotated and/or traversed to provide the desired pan, tilt and rotational splay angle to the speaker. The system preferably includes... Agent: Mchale & Slavin, P.a.
20090022355 - Loudspeaker: A high efficiency loudspeaker without a damper is provided. The loudspeaker includes magnetic circuit having a magnetic gap and a voice coil member, which has movable coil, disposed in the magnetic gap of the magnetic circuit. The loudspeaker also includes a diaphragm, whose inner peripheral part is linked with the... Agent: Wenderoth, Lind & Ponack L.l.p.
20090022356 - Electro-acoustic transducer: An electro-acoustic transducer comprises a front part having an acoustically radiating surface, a supporting part that supports the front part and that extends from a peripheral region of the front part in a direction away from the acoustically radiating surface, and a reinforcing part that provides rigidity to the transducer.... Agent: Myers Dawes Andras & Sherman, LLP01/15/2009 > patent applications in patent subcategories. recently filed with US Patent Office
20090016539 - A/v amplifier and method for driving the same: For achieving an audio reproduction with high sound quality, in a multi-channel A/V amplifier, front speakers are driven with a parallel-drive bi-amplifier arrangement upon stereo reproduction. In the case of the multi-channel reproduction mode, the switching circuit allows an output signal of each channel of the decoder to be sent... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090016540 - Auditory perception controlling device and method: an auditory perception controlling device including at least one input means, a processing unit and an emitter, wherein the processing unit cooperates with the emitter to establish remote control signals upon fulfilment of predefined, user defined or dynamically determined conditions regarding data received by at least one of the at... Agent: Cantor Colburn, LLP
20090016541 - Method and device for acoustic management control of multiple microphones: An earpiece (100) and a method (640) for acoustic management of multiple microphones is provided. The method can include capturing an ambient acoustic signal from an Ambient Sound Microphone (ASM) to produce an electronic ambient signal, capturing in an ear canal an internal sound from an Ear Canal Microphone (ECM)... Agent: Greenberg Traurig, LLP
20090016542 - Method and device for acoustic management control of multiple microphones: An earpiece (100) and a method (640) for acoustic management of multiple microphones is provided. The method can include capturing an ambient acoustic signal from an Ambient Sound Microphone (ASM) to produce an electronic ambient signal, capturing in an ear canal an internal sound from an Ear Canal Microphone (ECM)... Agent: Greenberg Traurig, LLP
20090016543 - Acoustic signal processing apparatus and acoustic signal processing method: An apparatus for performing processing of an input acoustic signal to be reproduced by a loudspeaker, which generates a harmonic of a low pitch sound component equal to or lower than a predetermined low cutoff frequency, and generates a harmonic synthesized acoustic signal synthesizing the input signal with the harmonic.... Agent: Volentine & Whitt PLLC
20090016544 - Low-power digital-to-analog converter: A digital-to-analog converter (DAC) with a digital segment having a digital data input and an analog segment coupled to the digital segment and having an analog output to output an analog signal corresponding to the digital data. The analog segment includes one or more gain stages and a feedback structure... Agent: Schwabe, Williamson & Wyatt, P.C. Pacwest Center, Suite 1900
20090016545 - Pre-configuration and control of radio frequency noise cancellation: A noise-reduction system includes a noise-pattern predictor in communication with a noise-canceling module. In a more specific embodiment, the noise-reduction apparatus further includes an input collector in communication with the noise-pattern predictor. The input collector is coupled to a first module, such as a sensor, that provides information to the... Agent: Trellis Intellectual Property Law Group, PC
20090016546 - Audio control apparatus: An audio control apparatus. The audio control apparatus comprises a processing module, an amplification module, and a control module. The processing module receives and processes an audio signal according to a control signal, and generates a processed signal. The amplification module coupled to the processing module, amplifies the processed signal... Agent: Joe Mckinney Muncy
20090016547 - Sound volume controller: A sound volume controller includes a level adjustment section that adjusts a level of an input audio signal and outputs the adjusted input audio signal as an output audio signal, a level detection section that detects the level of the input audio signal, a volume value detection section that detects... Agent: Crowell & Moring LLP Intellectual Property Group
20090016548 - Super regenerative (sr) apparatus having plurality of parallel sr amplifiers tuned to distinct frequencies: An apparatus, which may be configured as a receiver or transceiver, includes a plurality of super regenerative (SR) amplifiers coupled in parallel, wherein the SR amplifiers are tuned to distinct frequency bands, respectively. The apparatus may further include isolation amplifiers at the respective inputs and outputs of the SR amplifiers... Agent: Qualcomm Incorporated
20090016549 - Power supply for limited power sources and audio amplifier using power supply: A power supply for limited power sources and an audio amplifier using the power supply comprising power sources to provide an output power signal that can be used by load with a high peak to average power requirement ratio. When such power sources are used to power devices that have... Agent: Bereskin And Parr
20090016550 - Mems microphone and method for manufacturing the same: An MEMS microphone includes a casing (10) and a microphone chip (30) disposed in the casing. The casing defines a sound entrance (11) therein. The microphone chip includes a back plate (31), an isolation layer (32) and a diaphragm (33). The isolation layer separates the back plate from the diaphragm... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090016551 - Electrostatic electroacoustic transducers: An electrostatic electroacoustic device comprising a first electrode configured to receive an audio signal, a second electrode configured to receive the audio signal, a first electret between the first electrode and the second electrode, the first electret including at least one dielectric layer containing electrostatic charges, a second electret between... Agent: Quintero Law Office, PC
20090016552 - Electrostatic loudspeakers: An electrostatic loudspeaker comprises a multi-layer panel (1) incorporating an electrically insulating middle layer (2) sandwiched between first and second electrically conducting outer layers (3, 4). A signal generator is provided for applying an alternating electrical voltage across the outer layers (3, 4) to initiate vibration due to variation of... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP
20090016553 - Hearing aid with component mounted in the housing by a damping clip: A hearing aid has at least one converter element which, in order to reduce mechanical vibrations, is flexibly attached inside or at the hearing aid housing. The converter is mounted in the housing by at least one clip that flexibly is moveable or displaceable in its range of action like... Agent: Schiff Hardin, LLP Patent Department
20090016554 - Method and apparatus for modular hearing aid: A method and apparatus for a modular hearing aid for a user having a hearing canal, including a microphone connected to signal processing electronics and a power supply, a housing shaped for use in at least a portion of the hearing canal and including at least one opening and a... Agent: Schwegman, Lundberg & Woessner, P.A.
20090016555 - Steerable acoustic waveguide: A steerable acoustic waveguide apparatus includes plural plates arranged in one or more linear arrays. Steering of an acoustic beam radiated from the waveguide apparatus may be achieved through differential delays of acoustic signals resulting from differences in timing, frequency, or mode or resulting from differences in physical attributes of... Agent: Joyce E. Lauer
20090016556 - Sound systems for model railroad locomotives: On-board model railroad speaker enclosure designs are presented that allow maximum sized speakers, improve impedance matching of sound to the outside of the locomotive, and isolate back and front speaker waves while maintaining the standard horizontal drive-train in model train locomotives.... Agent: Stolowitz Ford Cowger LLP
20090016557 - Surface micromachined differential microphone: A differential microphone having a perimeter slit formed around the microphone diaphragm that replaces the backside hole previously required in conventional silicon, micromachined microphones. The differential microphone is formed using silicon fabrication techniques applied only to a single, front face of a silicon wafer. The backside holes of prior art... Agent: Milde & Hoffberg, LLP
20090016558 - Suspension device for microphone: The present invention is a suspension device comprising a frame and a means for holding a microphone. The means for holding a microphone is secured to the frame by two arms lying in a plane and the arms are shaped to allow movement of the means for holding a microphone... Agent: Sutherland Asbill & Brennan LLP
20090016559 - Telecommunication and electronic devices holding apparatus and methods: Wearable holding apparatus and methods for securing and storing wireless or wired telecommunication and electronic devices. The apparatus includes a holding unit attached on a user's body or the clothing or accessories of a user or otherwise proximate to the user and having one or more cords attached to the... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090016560 - Spring reverberator and assembling method thereof: The present invention discloses a spring reverberator and an assembling method thereof, in which the spring reverberator comprises: a casing, a driving transducer received in the casing, a pickup transducer received in the casing, and coil springs vibratingly coupled to the driving and pickup transducers. The driving and pickup transducers... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090016561 - Armature for a receiver: An armature for a receiver comprising a first and a second leg portion each having a thickness and a width and connected to each other, and a connection portion in communication with the first and second leg portions. The connection portion has a width greater than the width of the... Agent: Marshall, Gerstein & Borun LLP
20090016562 - Loudspeaker: A loudspeaker containing an improved voice drive structure including a convex diaphragm adhered with a voice coil before being mounted to a modified damper integrated with a surround to increase directivity of output of sound effects and effective expand sound field of the loudspeaker.... Agent: Birch Stewart Kolasch & Birch
20090016563 - Micro-speaker: The present invention relates generally to a compact speaker which includes a diaphragm with an embedded voice coil on the surface of the diaphragm, and a magnet, secured in a frame. Due to the placement and orientation of the voice coil, the improved transducer is compact, easy to manufacture, robust... Agent: Venable01/08/2009 > patent applications in patent subcategories. recently filed with US Patent Office
20090010440 - Apparatus and method for encoding/decoding signal: An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting a down-mix signal and spatial information regarding a plurality of channels from an input bitstream, and generating a three-dimensional (3D) down-mix signal by performing a 3D rendering operation on the down-mix signal... Agent: Fish & Richardson P.C.
20090010441 - Forwarding an audio signal in an immersive audio conference system: A conference bridge of a conference system having a plurality of conference stations, the bridge comprising: reception means for receiving dual-channel audio signals coming from the conference station; determination means for determining at least one processing function per conference station of the conference system; application means for applying respective weighing... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090010442 - Method and device for background mitigation: At least one exemplary embodiment is directed to a method for audio processing suitable for use with an earpiece is provided that comprises the steps of delivering audio to an ear canal, measuring a residual background noise level within the ear canal, and adjusting the audio based on characteristics of... Agent: Greenberg Traurig, LLP
20090010443 - Method and device for determining a room acoustic impulse response in the time domain: Embodiments of the invention can relate to methods and devices for determining a room acoustic impulse response in a time domain. In one embodiment of a method, an acoustic input signal from an acoustic signal source is emitted into an acoustic room, an acoustic output signal is detected by an... Agent: Sutherland Asbill & Brennan LLP
20090010445 - Echo suppressor, echo suppressing method, and computer readable storage medium: An apparatus is provided for suppressing an echo signal included in a measured signal corresponding to a measured sound. In the apparatus, the measured signal and a reference signal in a time domain are transformed into a frequency domain, and calculated for obtaining each value of a ratio and a... Agent: Katten Muchin Rosenman LLP
20090010444 - Method and device for personalized voice operated control: An earpiece (100) and a method (300) personalized voice operable control can include capturing (302) an ambient sound from an Ambient Sound Microphone (111) to produce an electronic ambient signal (426), delivering (304) audio content (402) to an ear canal (131) by way of an Ear Canal Receiver (125) to... Agent: Greenberg Traurig, LLP
20090010446 - Sound control apparatus of image forming apparatus: A sound control apparatus of image forming apparatus includes a sound-transmitting channel in which the sound in the image forming apparatus can be transmitted to the outside of the image forming apparatus, a sound-collecting portion which is provided at the sound-transmitting channel and collects sounds, and a speaker which is... Agent: Rossi, Kimms & Mcdowell LLP.
20090010447 - Active noise control system: An active noise control system includes a first microphone, a controller operably coupled to the first microphone, and a speaker operably coupled to the controller. The first microphone senses a sound input in an audible spectrum, wherein the sound input includes a disturbance noise portion. The controller includes a selection... Agent: Reinhart Boerner Van Deuren P.C.
20090010448 - Apparatus and method for vehicle system interface: A vehicle system interface, comprising: an antenna for receiving satellite or terrestrial broadcast of digital radio signals; a radio receiver circuit for demodulating and decoding the digital radio signals; a FM audio modulator and transmitter circuit, the FM audio modulator and transmitter circuit being configured to condition and re-transmit audio... Agent: Cantor Colburn, LLP
20090010449 - Microphone array with rear venting: Microphone arrays (MAs) are described that position and vent microphones so that performance of a noise suppression system coupled to the microphone array is enhanced. The MA includes at least two physical microphones to receive acoustic signals. The physical microphones make use of a common rear vent (actual or virtual)... Agent: Courtney Staniford & Gregory LLP
20090010450 - Microphone array with rear venting: Microphone arrays (MAs) are described that position and vent microphones so that performance of a noise suppression system coupled to the microphone array is enhanced. The MA includes at least two physical microphones to receive acoustic signals. The physical microphones make use of a common rear vent (actual or virtual)... Agent: Courtney Staniford & Gregory LLP
20090010451 - Microphone array with rear venting: Microphone arrays (MAs) are described that position and vent microphones so that performance of a noise suppression system coupled to the microphone array is enhanced. The MA includes at least two physical microphones to receive acoustic signals. The physical microphones make use of a common rear vent (actual or virtual)... Agent: Courtney Staniford & Gregory LLP
20090010452 - Adaptive noise gate and method: Speech noise gating for gain control functions such as automatic gain control, dynamic range compression, and digital volume control scales the gain control function gain according to the ratio of noise energy to input energy.... Agent: Texas Instruments Incorporated
20090010454 - Integrated circuit device and audio system: An n-channel integrated circuit device (n is an integer of 1 or greater) for muting an audio signal includes a control circuit configured to generate a control signal and a delayed control signal, a charging and discharging circuit configured to charge and discharge a time constant control terminal according to... Agent: Amin, Turocy & Calvin, LLP
20090010453 - Intelligent gradient noise reduction system: An intelligent noise reduction system (100) is provided. The system can include a gradient microphone (110) to produce a gradient speech signal, a correction unit (116) to de-emphasize a high frequency gain imparted by the gradient microphone, a Voice Activity Detector 120 (VAD) to determine portions of speech activity (701)... Agent: Akerman Senterfitt
20090010455 - Speaker array apparatus: A speaker array apparatus includes a speaker array that emits sounds of a plurality of channels, a beam formation calculating section that performs a calculation for controlling phases of the sounds so that the speaker array emits sound beams in directions set for the respective channels, a sound source localization... Agent: Rossi, Kimms & Mcdowell LLP.
20090010456 - Method and device for voice operated control: At least one exemplary embodiment is directed to a method and/or a device for voice operated control. The method can include method measuring an ambient sound received from at least one Ambient Sound Microphone, measuring an internal sound received from at least one Ear Canal Microphone, detecting a spoken voice... Agent: Greenberg Traurig, LLP
20090010457 - Audio signal amplifying circuit and electronic device using the same: In an audio signal amplifying circuit, a main amplifier and a sub amplifier amplify an audio signal. The sub amplifier is disposed in parallel with the main amplifier and also is set to have a lower driving capability than the main amplifier. A control unit controls the on and off... Agent: Cantor Colburn, LLP
20090010458 - Wireless transmitter and microphone based communications system: In one embodiment a communications system includes at least one wireless microphone and a wireless transmitter which is adapted to send data to each microphone after setting a common operating frequency and ID. A PC having a wireless communications module is provided in another embodiment. The PC is adapted to... Agent: Bacon & Thomas, PLLC
20090010459 - Multi-twisted acoustic array for medical ultrasound: Multiple twisted or rotated arrays are provided. For example, a memory alloy may allow manufacture of multiple rows of elements on a flat substrate. The memory of the alloy is activated to twist different rows in different ways, such as two adjacent substantially parallel but oppositely rotated arrays. By selecting... Agent: Siemens Corporation Intellectual Property Department
20090010460 - Methods, modules, and computer-readable recording media for providing a multi-channel convolution reverb: The present invention provides a method of generating, on a data processing system, a multi-channel audio convolution reverb, said method comprising providing a plurality of impulse responses corresponding to a desired room to be simulated; receiving, in input, multi-channel audio sample data; performing, for each respective audio channel, same channel... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090010461 - Headset assembly for a portable mobile communications device: Disclosed is a headset assembly communicable with a portable device capable of receiving and processing biological sensor data. The headset assembly includes a body portion, an earbud coupled with the body portion, a speaker component coupled with the earbud, one or more bio sensors displaced about the outer surface of... Agent: Williams Mullen
20090010462 - Compact rechargeable thin film battery system for hearing aid: A rechargeable battery module for powering an external electronic device comprises a rechargeable thin film battery, a receiving induction coil, and a battery control circuit. The battery control circuit comprises a rectifier circuit, a battery charging circuit to limit the charging voltage provided by the direct current to the battery... Agent: Janah & Associates A Professional Corp
20090010464 - Hearing device with a multi-stage activation circuit and method for operating it: In one aspect, a hearing device is provided with a multi-stage activation circuit including a primary activation unit, an evaluation unit and a main activation unit. The primary activation unit monitors a sound-induced input level and forwards incoming signals to the evaluation unit when a threshold value of the input... Agent: Siemens Corporation Intellectual Property Department
20090010463 - Method for manufacturing a hearing device based on personality profiles: In a method for manufacturing a hearing device, by registering characteristics of an individual (I) a personality vector (K(CI) ) is established in a fitting machine. The personality vector (K(CI)) of the individual (I) momentarily involved is compared with stored personality vectors (K1(C) to Kn(C)). That stored personality vector which... Agent: Pearne & Gordon LLP
20090010466 - Hearing agent and a related method: A hearing agent being an entity capable of recognizing a number of predetermined sounds by an associative matrix and providing the user of the entity with an alert indicating the particular recognized sound, and a corresponding method. The agent may be implemented as a dedicated device, a module attachable to... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP
20090010465 - Multi-component hearing aid system and a method for its operation: The invention relates to a multi-component hearing aid system, comprising at least one first component that is designed to be disposed on or in the ear of a patient for the purpose of generating and/or amplifying an auditory stimulus and at least one further component which can engage at least... Agent: Siemens Corporation Intellectual Property Department
20090010467 - Method and arrangement for exchanging data with a hearing device: Data is exchanged between a hearing device and a connectable unit. The data, such as an identification code, may be read from the unit. Data may also be output to the connectable unit. The connectable unit may include a random access memory. Furthermore, the connectable unit may include a sequence... Agent: Siemens Corporation Intellectual Property Department
20090010468 - Actuation of floor systems using mechanical and electro-active polymer transducers: Transducers and resonators are embedded in body support structures in contact with a user to for the purpose of conveying musical sound energy to a user's body at selected frequencies and in selected patterns. Body support structures comprise beds, pillows, chairs, and other structures typically used to support people. The... Agent: Cochran Freund & Young LLC
20090010469 - Low profile loudspeaker: A loudspeaker includes a toroidal shaped housing and at least one driver positioned within the housing. The driver is mounted within an arcuate enclosure such that a forward portion of the driver transmits sound beyond the enclosure and the rearward portion of the driver is substantially confined within the enclosure.... Agent: Welsh & Flaxman LLC
20090010470 - Resonating speaker: A resonating speaker comprises: an upper cover, an upper magnet, a positioning member, a magnetostrictive member, a coil, a lower magnet, a lower cover and a sound-transmitting member. The upper magnet, the positioning member, the magnetostrictive member, and the lower magnet are disposed in the upper cover. And then the... Agent: Dr. Banger Shia
20090010471 - Loudspeaker damper, manufacturing method thereof, and loudspeaker and electronic device using the same: A loudspeaker damper, a manufacturing method thereof, and a loudspeaker, electronic equipment and device using the loudspeaker damper. The damper has flexibility. Therefore, even if a large input is applied and the damper oscillates with a large amplitude, a resin layer provided on the surface of the damper base material... Agent: Pearne & Gordon LLP
20090010472 - Acoustical grille free from spit moisture maintains frequency to keep realistic and natural sounds: An acoustical grille (1) secured to a top of a receiver (50) of microphone (5) with an annular ring (10) free from spit moisture installed to a rim of the acoustical grille (1) with grille shells (11) shielded over the receiver (50); at least, a stand (2) connected between the... Agent: Sally Chang
20090010474 - Headphones: A headphone set has at least one speaker section. The speaker section includes a baffle having at least one sound emitting hole, a surrounding wall formed on the baffle so that the surrounding wall protrudes from the baffle and surrounds the sound emitting hole, a speaker unit installed within the... Agent: Renner Kenner Greive Bobak Taylor & Weber
20090010473 - Hearing apparatus with low-interference receiver control and corresponding method: A power-saving control of the receiver in hearing devices with wireless transmission to other devices is also to be possible without significant interferences. Provision is thus made in accordance with the invention for a hearing apparatus, in particular a hearing device, with a transmission facility for wireless data transmission in... Agent: Siemens Corporation Intellectual Property Department
20090010475 - System and method for securing headphone transducers: A system for securing headphone transducers is provided. In one aspect of the present invention, the system comprises a first transducer device having a first mechanical housing, which has an outer surface and an inner surface. A first coupling device is affixed to the outer surface of the first mechanical... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.
20090010476 - Earphone assembly with audio receptacle: An earphone assembly with an audio receptacle, comprises a connecting portion suitable for locating the earphone assembly upon the head of a user; two ear masks installed at two ends of the connecting portion; a seat being installed at one of the mask or at the connecting portion; an insertion... Agent: Kenneth Pan
20090010477 - Lighting and sound reproduction: Sound reproduction and lighting apparatus, which is configured as a table lamp, comprises a light source (46) and a panel-form loudspeaker unit (40), at least a portion of which is transparent or translucent so that light from the light source passes therethrough in use. The light source (46) and panel-form... Agent: Townsend And Townsend And Crew, LLP
20090010478 - Loudspeaker device and display assembly having the same: A loudspeaker device includes a flexible base member having a lower mounting plate portion, and an upper hanging portion connected to and disposed above the lower mounting plate portion, and a loudspeaker unit mounted on a first side surface of the lower mounting plate portion of the base member. The... Agent: Ostrolenk Faber Gerb & Soffen
20090010479 - Portable electronic device with movable speaker device: A portable electronic device (100) includes a main body (10) having at least one cavity (131) defined therein, at least one speaker device (20) being movable received in the cavity of the main body, and at least one latching mechanism (30) movably attached to the main body. The speaker device... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090010480 - Separate support structure for loudspeaker diaphragm: A support structure for supporting and protecting the diaphragm of loudspeaker includes a first elastomer which has a first interface with a camber shape, a second elastomer which has a second interface with a complemental shape of the first interface, the first elastomer and the second elastomer combine together from... Agent: Hamre, Schumann, Mueller & Larson, P.C.
20090010481 - Audio speaker utilizing an unanchored magnet for primary force generation: A speaker apparatus has a container holding a volume of ferrofluid, a permanent magnet suspended in the ferrofluid, and a magnetic excitation apparatus proximate the container. Operation of the excitation apparatus causes movement of the permanent magnet, translated through the ferrofluid to walls of the container, which walls act as... Agent: Central Coast Patent Agency, Inc01/01/2009 > patent applications in patent subcategories. recently filed with US Patent Office
20090003610 - Portable device with enhanced stereo image: The invention relates to a portable device with an enhanced stereo image, and more particularly a device in which an unsymmetrical placement of loudspeakers is compensated by means of electronic adjustment of the phase and level of the sound. The present invention provides a device (1) comprising a sound source... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP
20090003612 - Compatible multi-channel coding/decoding: In processing a multi-channel audio signal having at least three original channels, a first downmix channel and a second downmix channel are provided, which are derived from the original channels. For a selected original channel of the original channels, channel side information are calculated such that a downmix channel or... Agent: Lerner Greenberg Stemer LLP
20090003611 - 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 by using spatial information of the media signal. The present invention provides a method of processing a signal, the method comprising of extracting a downmix signal... Agent: Fish & Richardson P.C.
20090003613 - Method of performing measurements by means of an audio system comprising passive loudspeakers: The present invention relates to a method of performing measurements by means of an audio system comprising passive loudspeakers, whereby said measurements loudspeakers for producing sound and at least one of said loudspeakers for measuring said sound. The present invention further relates to an audio system comprising N passive loudspeakers,... Agent: Cantor Colburn, LLP
20090003614 - Apparatus and method for artificial reverberation: An apparatus and method for artificial reverberation having one or more input summing nodes receiving an input signal and which each feed a first series of delay elements and the output of which is thereafter summed, weighted, and fed back to the input summing nodes. Also, a feedback summing node... Agent: Kevin L Klug Attorney At Law
20090003615 - Audio system providing for filter coefficient copying: A system (1) is described which is suited for suppressing audio distortion. The system comprises echo cancelling means g1, g2 coupled between an audio output (4) and a distorted desired audio sensing microphone array (3), and a filter arrangement (7) coupled to the echo cancelling means g1, g2 and/or the... Agent: Philips Intellectual Property & Standards
20090003617 - Noise cancellation for buildings and/or structures: A noise cancellation system for a building (10) includes: one or more microphones (22) arranged outside the building (10) to detect external noise; one or more speakers (24) arranged inside the building (10), the speakers (24) selectively producing sound within the building (10); and, a noise cancellation processor (28) that... Agent: Fay Sharpe/lucent
20090003616 - Headphoning: A noise reducing headset has one or more of the following features: (a) pair of earcups each seated in a yoke assembly mechanically coupled by a headband enclosing a flat spring formed with a slot that runs the length of the spring accommodating electrical wires electrically interconnecting electrical elements in... Agent: Fish & Richardson PC
20090003618 - Headphone driver/charge pump combination: A headphone driver amplifier operative without an external negative voltage power supply, coupled directly to the headphone speakers without the need for DC coupling capacitors used for preventing DC reaching the headphones. An onboard power supply generates a negative voltage rail which powers the output amplifiers, allowing driver amplifier operation... Agent: Perkins Cole LLP
20090003619 - Computer controlled amplifier and speaker system with power conservation feature: A computer controlled amplifier and speaker system includes a power conservation feature allowing ready adaptation to a variety of consumer vehicles, audio systems, and individual consumer purposes. The computer controlled amplifier and speaker system includes an audio-signal detection and power on/off feature and accepts multiple audio inputs and enables multiple... Agent: Lackenbach Siegel, LLP
20090003620 - Dynamic routing of audio among multiple audio devices: A routing screen is presented on an electronic device by a user interface application in response to receiving a notification that an external audio device is connected to the electronic device. The routing screen displays representations of an internal audio device and the external audio device. In one aspect, the... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090003622 - Advanced speech encoding dual microphone configuration (dmc): A microphone array is described for use in ultra-high acoustical noise environments. The microphone array includes two directional close-talk microphones. The two microphones are separated by a short distance so that one microphone picks up more speech than the other. The microphone array can be used along with an adaptive... Agent: Courtney Staniford & Gregory LLP
20090003623 - Dual omnidirectional microphone array (doma): A dual omnidirectional microphone array noise suppression is described. Compared to conventional arrays and algorithms, which seek to reduce noise by nulling out noise sources, the array of an embodiment is used to form two distinct virtual directional microphones which are configured to have very similar noise responses and very... Agent: Courtney Staniford & Gregory LLP
20090003624 - Dual omnidirectional microphone array (doma): A dual omnidirectional microphone array noise suppression is described. Compared to conventional arrays and algorithms, which seek to reduce noise by nulling out noise sources, the array of an embodiment is used to form two distinct virtual directional microphones which are configured to have very similar noise responses and very... Agent: Courtney Staniford & Gregory LLP
20090003625 - Dual omnidirectional microphone array (doma): A dual omnidirectional microphone array noise suppression is described. Compared to conventional arrays and algorithms, which seek to reduce noise by nulling out noise sources, the array of an embodiment is used to form two distinct virtual directional microphones which are configured to have very similar noise responses and very... Agent: Courtney Staniford & Gregory LLP
20090003626 - Dual omnidirectional microphone array (doma): A dual omnidirectional microphone array noise suppression is described. Compared to conventional arrays and algorithms, which seek to reduce noise by nulling out noise sources, the array of an embodiment is used to form two distinct virtual directional microphones which are configured to have very similar noise responses and very... Agent: Courtney Staniford & Gregory LLP
20090003621 - Sound-direction detector having a miniature sensor: A representative embodiment of the invention provides a sound-direction detector having a miniature sensor coupled to a signal-processing block. The sensor has (i) a microphone responsive to a sound wave and (ii) a differential pressure sensor (DPS) responsive to a pressure difference induced by the sound wave between two inlet... Agent: Mendelsohn & Associates, P.C.
20090003627 - Hearing apparatus with passive input level-dependent noise reduction: A hearing apparatus and in particular a hearing device is to be provided, in which interference noises are to be reduced however as natural an acoustic image as possible is consequently retained. To this end, a hearing apparatus with a first signal processing channel, into which a noise reduction device... Agent: Siemens Corporation Intellectual Property Department
20090003628 - Drivers and methods for driving a load: Embodiments of the present invention provide methods and devices for controlling a command signal applied to a load. In embodiments of the invention, current through and voltage across a load are determined and the values of both are used to generate a hybrid control signal. For example, in some embodiments... Agent: Jennifer M. Lane, Esq. Dorsey & Whitney LLP
20090003629 - Programmable microphone: A semiconductor die with an integrated electronic circuit, configured so as to be mounted in a housing with a capacitive transducer e.g. a microphone. A first circuit is configured to receive an input signal from the transducer at an input node and to provide an output signal at a pad... Agent: Darby & Darby P.C.
20090003630 - Electronic device and acoustic playback method: In a folding electronic device, a pair of micro-speakers is mounted in the upper housing, and a vibrating actuator is mounted in the lower housing. Both these micro-speakers and the vibrating actuator reproduce sound. The vibrating actuator causes the lower housing and external housing to vibrate, and in particular supplements... Agent: Young & Thompson
20090003631 - Condenser microphone: A condenser microphone comprises a casing body formed from a combination of a first plate member defining a top surface, a second plate member defining a bottom surface and an intermediate member provided between the first plate member and the second plate member, the top surface having an acoustic hole... Agent: The Webb Law Firm, P.C.
20090003633 - Filter element: The invention relates to a filter element comprising a support with an outside surface and at least three channels in the support. The channels comprise a peripheral wall directed towards the outside surface, the distance between the peripheral wall and the outside surface reducing on each side of the middle... Agent: Marsh, Fischmann & Breyfogle LLP
20090003632 - Single magnet coaxial loudspeaker: A coaxial loudspeaker for reproducing an electrical sound signal is provided. The loudspeaker has a magnetic driver assembly with a first annular slot and an opposed, coaxial second annular slot, each establishing a permanent magnetic field therein from a single magnet. Independently driven first and second voice coils are positioned... Agent: Stetina Brunda Garred & Brucker
20090003634 - Speaker array apparatus, microphone array apparatus, and signal processing methods therefor: A speaker array apparatus capable of carrying out directivity control over a wide frequency range with reduced processing load. In the speaker array apparatus, an audio signal input from a signal input unit is divided into components by a signal divider unit to generate divided audio signals of different frequency... Agent: Rossi, Kimms & Mcdowell LLP.
20090003635 - 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 by using spatial information of the media signal. The present invention provides a method of processing a signal, the method comprising of generating source mapping information... Agent: Fish & Richardson P.C.
20090003636 - Method and device for the program selection of a hearing aid: The invention specifies a method and an associated device for selecting at least one program in a hearing aid. By pressing a switching means, for example a push switch, once or a number of times within a defined time period it is possible to switch to one of the programs... Agent: Siemens Corporation Intellectual Property Department
20090003637 - Communication system: A system for assisting a hearing impaired user is presented. The system includes a transmitter to transmit data representing audio intended to be heard by a hearing impaired person, the transmitter paired with at least one intended receiver. The transmitter includes: an analogue-to-digital converter to convert an analogue audio signal... Agent: Volpe And Koenig, P.C.
20090003638 - Hearing device with on/off switch and associated method: A hearing device and an associated method are provided. The hearing device includes a behind-the-ear part and an in-the-ear part that are connected to one another by a connecting element. The behind-the-ear part has a switching element arranged to be functionally connected to the connecting element such that at least... Agent: Siemens Corporation Intellectual Property Department
20090003639 - Electroacoustic waveguide transducing: An acoustic waveguide system, having source of acoustic radiation and a source of opposing acoustic radiation. An acoustic waveguide has an open end and an interior. A first acoustic driver having a first radiating surface and a second radiating surface is arranged and constructed so that the first radiating surface... Agent: Fish & Richardson PC
20090003640 - Microphone array with rear venting: Microphone arrays (MAs) are described that position and vent microphones so that performance of a noise suppression system coupled to the microphone array is enhanced. The MA includes at least two physical microphones to receive acoustic signals. The physical microphones make use of a common rear vent (actual or virtual)... Agent: Courtney Staniford & Gregory LLP
20090003641 - Headset with on-ear detection: A headset including a body configured to be affixed to an ear of a user, and a speaker for reproducing an audio signal, the speaker representing part of the body such that when the body is affixed to the ear, the speaker is positioned proximate the ear canal of the... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP
20090003642 - Electronic slave speaker: An example vehicle instrument panel includes a speaker for producing alert and warning sounds. A membrane prevents water from intruding into the speaker assembly and instrument panel. The membrane is spaced apart from the speaker and over an open end of the speaker housing. Sound energy from the speaker travels... Agent: Carlson, Gaskey & Olds, P.C.
20090003643 - Aquatic loudspeaker having a diaphragm: The invention relates to a submersible loudspeaker, comprised of a sound-diffusion element associated with a coil (3) consisting of an insulating support (4) and of an electrical coil (5) being connected to a peripheral magnet (6) in such a manner as to effect the transduction of an electric voltage to... Agent: Sturm & Fix LLP
20090003644 - Electroacoustic transducer: An electroacoustic transducer includes a magnetic circuit unit that forms a magnetic gap, a voice coil inserted into the magnetic gap, and a diaphragm to which the voice coil is connected. The diaphragm has a central portion having an outer peripheral edge and an annular portion disposed underneath the central... Agent: Brinks Hofer Gilson & Lione
20090003645 - Miniature voice coil with integrated coupling coil: The present invention relates to a miniature electro-acoustic transducer comprising a voice coil comprising an air gap voice coil portion at least partly positioned in an air gap of a magnet assembly, and a second voice coil portion attached to a diaphragm of the miniature transducer. The thickness of the... Agent: Nixon Peabody, LLPPrevious industry: Cryptography
Next industry: Image analysis
RSS FEED for 20140925:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Electrical audio signal processing systems and devices patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Electrical audio signal processing systems and devices patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Electrical audio signal processing systems and devices patents we recommend signing up for free keyword monitoring by email.
Results in 0.87044 seconds