|Electrical audio signal processing systems and devices patents - Monitor Patents|
USPTO Class 381 | Browse by Industry: Previous - Next | All
03/2009 | Recent | 14: 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 March listing by industry category 03/09Below 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. 03/26/2009 > patent applications in patent subcategories. listing by industry category
20090080666 - Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program: An apparatus for extracting an ambient signal from an input audio signal comprises a gain-value determinator configured to determine a sequence of time-varying ambient signal gain values for a given frequency band of the time-frequency distribution of the input audio signal in dependence on the input audio signal. The apparatus... Agent: Schoppe, Zimmermann , Stockeler & Zinkler C/o Keating & Bennett, LLP
20090080667 - Apparatus and method for managing call quality: A system that incorporates teachings of the present disclosure may include, for example, a communication device having a controller to monitor ambient noise in proximity to the communication device, monitor a transmitted voice signal associated with the communication device, adjust a receiver volume for the transmitted voice signal based at... Agent: Akerman Senterfitt
20090080668 - Apparatus and method for testing sound input and output of sound card: An apparatus and a method for testing a sound card are applicable for detecting whether a sound leakage problem occurs to a sounding interface of the sound card. The testing apparatus includes a switching circuit and a switching unit. The switching circuit is electrically connected to the sounding interface and... Agent: Rabin & Berdo, PC
20090080669 - Noise cancel method, noise cancel type amplifying circuit, and receiving circuit and electronic device including noise cancel type amplifying circuit: A noise cancel method includes: generating a cancel signal which cancels a noise signal based on the noise signal generated from a receiving unit for receiving a wireless signal; generating an amplification signal produced by amplifying a reception signal inputted to the receiving unit; and generating an addition signal produced... Agent: GlobalIPCounselors, LLP
20090080670 - In-ear digital electronic noise cancelling and communication device: A noise canceling and communication system is described. An in-ear device is adapted to fit in the ear canal of a device user. A passive noise reduction element reduces external noise entering the ear canal. An external microphone senses an external acoustic signal outside the ear canal to produce a... Agent: Bromberg & Sunstein LLP
20090080671 - Method and device for controlling a noise producing component: This invention relates to controlling a noise producing component, so that the noise disturbance is lowered when rendering an audio signal to a user. More specifically, this invention relates to a method and device that reads the audio signal output level and determines the output level variations, whereby the output... Agent: Philips Intellectual Property & Standards
20090080672 - Synthetic engine sound for electronic vehicle: A vehicle enunciator includes a storage device having sound data, a vehicle speed portion, an accelerator portion, and at least one speaker. The vehicle enunciator may be configured or attached to a vehicle, such as an electric car. The vehicle speed portion detects the speed of a vehicle, while the... Agent: Alston & Bird LLP
20090080673 - Systems and methods for automatically controlling the volume of a motor vehicle entertainment system: Systems and methods are provided for controlling the volume of a motor vehicle entertainment system. One motor vehicle includes a sound system, a motor having an idle speed, and a processor. The processor is configured to determine the speed of the motor and to adjust the volume of the sound... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)
20090080674 - Howling control apparatus and acoustic apparatus: It is an object of the present invention to provide a howling suppressing apparatus and an acoustic apparatus which can suppress the howling component effectively without suppressing a periodic component other than the howling component. The howling control apparatus comprises a signal separating unit 23 operable to separate an input... Agent: Pearne & Gordon LLP
20090080675 - Dynamic bass boost filter: Bass frequencies of audio can be dynamically boosted using various techniques and tools. The described techniques and tools can be applied separately or in combination. Bass frequencies of audio can be boosted using a linear combination of an input audio signal and output of a high-pass filter. For example, bass... Agent: Klarquist Sparkman LLP
20090080676 - Driver circuit and driving method for electrostatic loudspeaker: The present invention discloses a driver circuit for an electrostatic loudspeaker, comprising: a digital modulation encoder for receiving a digital audio signal and a fixed frequency pulse signal, and mixing them by modulation; a digital to analog converter for converting the output of the digital modulation encoder to an analog... Agent: Tung & Associates
20090080677 - Stringed instrument with simulator preamplifier: A stringed instrument and preamplifier combination where the preamplifier simulates the sound of analog tube amplifiers, and contains only solid state active devices. The preamplifier uses a diode branch with the diode biased into its forward active region and as a non-linear resistive element to provide signal-modulated gain on the... Agent: Richard D. Zimmerman Chace Ruttenberg & Freedman, LLP
20090080678 - Speaker device of mobile communication terminal for outputting high quality sound: A speaker device employing a diaphragm structure for providing high quality sound characteristics. In particular, a separate speaker unit is additionally provided so as to improve a resonator characteristic produced at the rear side of an existing speaker. As such, the rear sound arriving at an end of the resonator... Agent: The Farrell Law Firm, P.C.
20090080679 - Securing device with light source for a hearing apparatus and corresponding hearing apparatus: A securing device for securing a hearing apparatus is provided which has at least one light source, in particular a UV emitter, for emitting light and for irradiating the hearing apparatus that is to be secured. The securing device can be installed in a charger or a storage box, for... Agent: Siemens Corporation Intellectual Property Department
20090080680 - Hearing apparatus with variably mounted control element: A hearing apparatus is provided with a housing including a first housing mounting element and a control element that is mounted rotatably in the first housing mounting element via a control mounting element. Furthermore the housing has at least one second housing mounting element so that the control element can... Agent: Siemens Corporation Intellectual Property Department
20090080681 - Electronic device: Speakers 28 are provided on a rear side of a liquid crystal display part 20, inside a casing 12 so as to partly protrude downward from the liquid crystal display part 20, and sound guide ducts 24 linearly extend from a front face side of the speakers 28, and thus... Agent: Takeuchi & Kubotera
20090080682 - Electret condenser microphone: An electret condenser microphone includes: a substrate 13 in which an opening 25 is formed; an electret condenser 50 connected to one face of the substrate 13 so as to close the opening 25 and having an acoustic hole 12 and a cavity 2; a drive circuit element 15 connected... Agent: Mcdermott Will & Emery LLP
20090080683 - Wireless headset with microphone boom with new bending properties: A headset utilizing an extendable microphone boom that positions the microphone closer to the user's mouth when deployed. A wireless headset that is adjustable to the user's face and ear geometry through the use of a flexible joint between the headset housing and the earpiece. A wireless headset which uses... Agent: Michael A. Guth
20090080684 - Expandable speaker assemblies for portable media devices: Speaker assemblies for portable media players are disclosed herein. Speaker assemblies can include means for contracting and expanding the speakers to facilitate viewing and listening to a PMP in multiple orientations. Preferred means for contracting and expanding the speaker casings are operably coupled with means for rotating the PMP, such... Agent: Baumgartner Patent Law
20090080686 - Loudspeaker: A loudspeaker includes a frame; a magnetic circuits supported by the frame; a voice coil disposed in a magnetic gap of the magnetic circuit so as to be able to vibrate freely in the gap; a diaphragms connected to the frame at the outer rim thereof via a first edge... Agent: Ratnerprestia
20090080685 - Speaker: A speaker having smaller distortion and driven at higher efficiency is disclosed. The speaker includes a frame, a magnetic circuit supported by the frame, a voice coil unit placed movable with respect to magnetic gap provided to the magnetic circuit, a diaphragm of which outer rim is coupled to the... Agent: Pearne & Gordon LLP
20090080687 - Speaker diaphragm, speaker dust cap, speaker sub-cone, speaker using these components, and electronic apparatus using the same: A loudspeaker of high sound quality is achieved by improving rigidity of a material used for a diaphragm, a dust cap and a sub-cone. The diaphragm, the dust cap and the sub-cone of the loudspeaker are made of a paper beaten with the material containing bamboo fibers obtained from a... Agent: Ratnerprestia03/19/2009 > patent applications in patent subcategories. listing by industry category
20090074194 - Ambient condition detector with selectable pitch alarm: The pitch of tones within tonal patterns emitted by ambient condition detector units and systems in the alarm or testing state is not always optimum to be heard by a wide range of users. An ambient condition detector outputs an alarm comprising a tonal pattern whereby a user can select... Agent: Gary J. Morris
20090074196 - Apparatus and method for monitoring own voice during singing or speaking event: A headset includes a housing having an inner side thereof engageable at least with a human ear and a curved member for attaching the housing behind the ear. An audible sound emitting speaker is mounted within the housing and a microphone capable of receiving sound wave and for converting the... Agent: James Ray & Associates
20090074195 - Distributed intelligibility testing system: A distributed intelligibility testing system provides standardized audio tests to a plurality of remotely located client systems. The testing system includes a test manager that records a plurality of audio test words and generates a test protocol corresponding to the audio test words. A database receives and stores the audio... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione
20090074197 - Frequency transposition applications for improving spatial hearing abilities of subjects with high-frequency hearing losses: A method of configuring a frequency transposition scheme for transposing a set of received frequencies of an audio signal received by a hearing aid worn by a subject to a transposed set of frequencies, wherein the method comprises determining at least one subject-dependent parameter indicative of the subject's ability to... Agent: Birch Stewart Kolasch & Birch
20090074198 - Active vibration noise controller: Microphone is arranged at an evaluation point at the front seat; a signal for controlling vibration noise at this position is sent out from speaker at the front seat; secondary sound for canceling an influence of secondary sound at the front seat on the rear seat is sent out from... Agent: Ratnerprestia
20090074199 - System for providing a reduction of audiable noise perception for a human user: A system is disclosed where the well-known psycho-acoustic masking effect, i.e. frequency and/or temporal masking is applied to reduce the human perception of a noise signal. An input signal, such as music or another entertainment signal, is adjusted based on the intensity of the auditory noise by applying existing knowledge... Agent: Cantor Colburn, LLP
20090074200 - Wireless resonating surface speaker and method of using the same: A wireless speaker and mounting system for use with a resonating surface of an automobile includes a wireless speaker mechanism including a vibrator, the wireless speaker mechanism configured to receive and convert a wireless signal representative of sound from a separate wireless electronic device into vibrations transmitted by vibrator to... Agent: Kyocera Wireless Corp.
20090074201 - Method and apparatus for microphone matching for wearable directional hearing device using wearer's own voice: Method and apparatus for microphone matching for wearable directional hearing assistance devices are provided. An embodiment includes a method for matching at least a first microphone to a second microphone, using a user's voice from the user's mouth. The user's voice is processed as received by at least one microphone... Agent: Schwegman, Lundberg & Woessner, P.A.
20090074202 - System and method for locating sound sources: An exemplary method for locating sound sources is disclosed. The method includes the steps of: loading a sound source location program into a handheld device; activating the sound source location program; calculating a total voltage representing sound waves received by a microphone array via a waveform computation algorithm; calculating energy... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090074203 - Method of enhancing sound for hearing impaired individuals: A portable assistive listening system for enhancing sound for hearing impaired individuals includes a functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the embodiments is directed to the handheld DSP device and a method of processing audio signals. The DSP device includes a... Agent: Barlow, Josephs & Holmes, Ltd.
20090074204 - Information processing apparatus, information processing method, and program: According to the present invention, a parameter adjustment section setting, in accordance with a first parameter indicating a variant factor for playback speed that is input, a second parameter and a third parameter, and a signal processing section adjusting at least one of playback speed and pitch of a sound... Agent: Wolf Greenfield & Sacks, P.C.
20090074205 - Vacuum tube preamplifier, amplifier and method for musical instruments with programmable controls: An amplifier is provided using digital potentiometer integrated circuits to control the tone of a vacuum tube preamplifier allowing digital control of the analog signal path of the amplifier. Using digital potentiometer integrated circuits to control the tone of a vacuum tube preamplifier results in an amplifier that preserves the... Agent: Alton W. Payne
20090074206 - Method of enhancing sound for hearing impaired individuals: A portable assistive listening system for enhancing sound for hearing impaired individuals includes a fully functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the present invention is directed to the handheld DSP device and a unique method of processing incoming audio signals. The... Agent: Barlow, Josephs & Holmes, Ltd.
20090074207 - Mobile communication device capable of setting tone color and method of setting tone color: A mobile communication device and a method of setting tone color, which allow a user to set the tone color of received sound. Provided are a normal mode, which sets the equalizer using GCF standards stored in an internal memory or equalizer setting values selected by a provider, a country-specific... Agent: Docket Clerk
20090074208 - Method for outputting background sound and mobile communication terminal using the same: A method for outputting a background sound and a mobile communication terminal using the same are provided. The method includes outputting of the background sound during voice communication, and controlling of the volume of the background sound output in correspondence to the volume of a communication voice are disclosed. The... Agent: JeffersonIPLaw, LLP
20090074209 - Audio processing for compressed digital television: A system for controlling volume comprising a perceptual loudness estimation unit for determining a perceived loudness of each of a plurality of frequency bands of a signal. A gain control unit for receiving the perceived loudness of one of the frequency bands of the signal and for adjusting a gain... Agent: Mr. Christopher John Rourk Jackson Walker LLP
20090074210 - Audio signal processing apparatus: An audio signal processing apparatus is provided. The audio signal processing apparatus comprises a clock generator, a processing module, an amplifying module and an output module. The clock generator is used for generating a clock signal. The processing module is coupled to the clock generator for processing the clock signal... Agent: Joe Mckinney Muncy
20090074211 - Capacitor microphone and method for manufacturing capacitor microphone: A capacitor microphone includes a plate that has a fixed electrode, a diaphragm that has a variable electrode, the plate that vibrates by sound waves, and a spacer that insulates and supports the plate and the diaphragm forming airspace between the fixed electrode and the variable electrode, wherein at least... Agent: Dickstein Shapiro LLP
20090074212 - Sound reproducing apparatus and vehicle using the sound reproducing apparatus: The sound reproducing apparatus for use with a signal source comprises, a first output unit connected to the signal source via a first power amplifier, a first phase shifter connected to the signal source, a second output unit connected to the first phase shifter via a second power amplifier, a... Agent: Ratnerprestia
20090074213 - Apparatus and method for down converting multichannel programs to dual channel programs using a smart coefficient generator: An apparatus for recording a multichannel program includes an audio converter adapted to convert said multichannel program at least partially into a modified program requiring less channels than said multichannel program. The audio converter including control elements used to modify the conversion process used to generate said modified program. A... Agent: Gottlieb Rackman & Reisman PC
20090074214 - Assistive listening system with plug in enhancement platform and communication port to download user preferred processing algorithms: A portable assistive listening system for enhancing sound for hearing impaired individuals includes a fully functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the present invention is directed to the handheld DSP device. The DSP device includes a programmable digital signal processor, a... Agent: Barlow, Josephs & Holmes, Ltd.
20090074215 - Preprogrammed hearing assistance device with user selection of program: A user programmable hearing aid allows a user to select acoustical configuration programs that provide optimum performance for the user. The user may cycle through and evaluate various available programs by momentarily pressing a push button on the hearing aid housing. When a preferred program is active, the user can... Agent: Luedeka, Neely & Graham, P.C.
20090074216 - Assistive listening system with programmable hearing aid and wireless handheld programmable digital signal processing device: A portable assistive listening system for enhancing sound for hearing impaired individuals includes a hearing aid and a separate handheld digital signal processing device. The hearing aid includes a microphone, a digital signal processor, a speaker, a power source, an ultra-wide band (UWB) transceiver, and a control system configured and... Agent: Barlow, Josephs & Holmes, Ltd.
20090074217 - Sound channel for a hearing apparatus and corresponding production process: A mechanically more stable and more complexly molded sound channel is to be provided for a hearing apparatus. Provision is made to this end for a sound channel, which has three sections in the longitudinal direction, the middle section of which has a different curvature or a larger internal circumference... Agent: Siemens Corporation Intellectual Property Department
20090074218 - System for hearing assistance device including receiver in the canal: The present subject matter includes a hearing assistance device connection system for a user having an ear canal comprising a housing, electronics disposed in the housing, a cable electrically connected to the receiver and at least one conductive silicone component to electrically connect the electronics to the receiver.... Agent: Schwegman, Lundberg & Woessner, P.A.
20090074219 - Hearing aid: A hearing aid has a housing, in which an electrical heating device is disposed in the housing. Because of the electrical heating device, moisture that occurs inside of the housing can be removed from the housing in a simple way, irrespective of whether a watertight hearing aid or an open... Agent: Lerner Greenberg Stemer LLP
20090074220 - Combined microphone and receiver assembly for extended wear canal hearing devices: An ultra miniature hearing device for extended wear entirely in the ear canal past the cartilaginous region is provided. The hearing device comprises a microphone and a speaker, each having a respective diaphragm. The speaker and microphone are placed parallel to each other in a single lateral assembly. The microphone... Agent: Townsend And Townsend And Crew, LLP
20090074221 - Housing for a hearing aid, hearing aid, and a method of preparing a hearing aid: A custom-made BTE hearing aid housing (17) comprises a first part, and a second part, wherein said first part is adapted to fit the contour of the cleft between a pinna and the skull of an individual is provided. The housing may be part of a hearing aid (30), connected... Agent: Sughrue Mion, PLLC
20090074222 - Directional silicon condenser microphone having additional back chamber: A directional silicon condenser microphone having an additional back chamber is disclosed. The directional silicon condenser microphone comprises a case having a front sound hole for passing through a front sound; a acoustic delay device for delaying a phase of a sound; a substrate including a chamber case, a MEMS... Agent: Keusey, Tutunjian & Bitetto, P.C.
20090074223 - System and method for a headset combining a microphone and an antenna: A headset comprises an audio output device, an audio input device, and a wire. The audio output device plays outgoing audio data. The audio input device receives incoming audio data. The wire connects the audio input device to a sound device that interprets the incoming audio data. The wire is... Agent: Fay Kaplun & Marcin, LLP/ Motorola
20090074224 - Sound recordable/playable device and method of use: A portable and wearable sound recordable and playable device comprising an electronic module that provides audio recording and playback functions and that includes at least one integrated circuit having associated memory storage, a microphone and a speaker, and a power source; a bulbous portion that substantially encapsulates the electronic module... Agent: Dobrusin & Thennisch PC
20090074225 - Tweeter sound source angle adjustment arrangement: A tweeter sound source angle adjustment arrangement is disclosed to include a holder member fastened to a T-iron of a speaker assembly and having a top recess and a through hole cut through the top recess, a face panel fastened to the holder member to secure a tweeter to the... Agent: Bacon & Thomas, PLLC
20090074226 - Pcb with embedded speaker assembly: A speaker system that includes a printed circuit board (PCB) and a speaker assembly. The speaker assembly is embedded in the PCB. The speaker assembly may include a coil, a magnet, and a diaphragm. The coil is embedded in a material of the PCB. The magnet is located within the... Agent: Moore And Van Allen PLLC For Semc
20090074227 - Crimping tinsel leads: A voice coil lead and a tinsel lead are connected to a conductive element, which has a first crimp connected to the voice coil lead and a second crimp connected to the tinsel lead. The crimps are arranged to impede a moisture path from the tinsel lead to the voice... Agent: Fish & Richardson PC
20090074228 - Loudspeaker cone body: A loudspeaker cone body made of paper may include a chemically-bound nanomaterial, such as a carbon nanotube. The carbon nanotube may be chemically bound to a functionalizing agent having a chemical group chemically bound to one or more papermaking additives, such as a sizing agent or a wet strength agent,... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione03/12/2009 > patent applications in patent subcategories. listing by industry category
20090067635 - Apparatus and method for reproduction of stereo sound: An apparatus and method for reproducing stereo sound. A transducer (14) is provided for reproducing two audio signals which are substantially out of phase with each other. Means, such as duct (11), are associated with the transducer to conduct at least one of the audio signals to a location such... Agent: Townsend And Townsend And Crew, LLP
20090067634 - Enhancing audio with remixing capability: One or more attributes (e.g., pan, gain, etc.) associated with one or more objects (e.g., an instrument) of a stereo or multi-channel audio signal can be modified to provide remix capability.... Agent: Fish & Richardson P.C.
20090067636 - Optimization of binaural sound spatialization based on multichannel encoding: The invention concerns sound spatialization with multichannel encoding for binaural reproduction on two loudspeakers, the spatial encoding being defined by encoding functions associated with multiple encoding channels and the decoding by applying filters for binaural reproduction. The invention provides for an optimization as follows: a) obtaining a original set of... Agent: Mckenna Long & Aldridge LLP
20090067637 - Echo control retrofit: The present invention provides an echo control retrofit apparatus and method that advantageously reduces echo when communicating over packet-switched networks. An echo control retrofit apparatus, including an echo control circuit, is operably coupled between a headset or handset device and an audio source. The echo control circuit receives a sound... Agent: Plantronics, Inc.IPDepartment/legal
20090067638 - Vehicular active vibratory noise control apparatus: A subtractor subtracts a first control signal output from a first bandpass filter from an error signal, and supplies a differential signal to a second bandpass filter. The second bandpass filter, which has a central frequency of 70 Hz, is affected by an operation of the first bandpass filter, i.e.,... Agent: Arent Fox LLP
20090067639 - Acoustic apparatus and telephone conversation apparatus: An acoustic apparatus has permanent magnets 2 and 3, which have north poles and south poles magnetized alternately in a stripe-like fashion, at the front and back of a diaphragm 1, respectively; and has a conductor circuit 4 wired on the diaphragm 1 along the stripe-like poles of the permanent... Agent: Sughrue Mion, PLLC
20090067640 - Wireless and wired speaker hub for a home theater system: A method and system for communicating audio, video, and/or control signals within a home entertainment system. A plurality of audio channels is communicated between a wireless transmitter and a wireless receiver. The wireless transmitter is located proximate to a speaker housing. In some embodiments the speaker housing also encloses a... Agent: Knobbe Martens Olson & Bear LLP
20090067641 - User interface for mixing sounds in a media application: A media application for providing outputs (e.g., audio outputs) in response to inputs received from an input device is provided. The media application may connect input mechanisms of an input device with parameters of channel strips (e.g., which may define output sounds) using an intermediate screen object. The media application... Agent: Ropes & Gray LLP
20090067642 - Noise reduction through spatial selectivity and filtering: A signal processor uses input devices to detect speech or aural signals. Through a programmable set of weights and/or time delays (or phasing) the output of the input devices may be processed to yield a combined signal. The noise contributions of some or each of the outputs of the input... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione
20090067643 - Method and apparatus to reduce the effect of flux modulation in speakers: A speaker feedback system has a linear current feedback derived from a current sensing resistor. A linear motional feedback from the active speaker driver is derived from a sensing coil mechanically coupled with the driver coil of the speaker, the driver coil receiving electrical energy from the power amplifier. A... Agent: Oppedahl Patent Law Firm LLC
20090067644 - Economical loudness measurement of coded audio: Measuring the loudness of audio encoded in a bitstream that includes data from which an approximation of the power spectrum of the audio can be derived without fully decoding the audio is performed by deriving the approximation of the power spectrum of the audio from said bitstream without fully decoding... Agent: Gallagher & Lathrop, A Professional Corporation
20090067645 - Electronic volume device: Amplifiers amplify input first audio signals according to volume values set beforehand. Via output terminals, the amplifiers output second audio signals to externally connected power amplifiers. A comparison unit compares the second audio signals with a reference signal. Via the detection terminals, detection signals are output externally according to the... Agent: Cantor Colburn, LLP
20090067646 - Atmosphere control device: The present invention is characterized that atmosphere in space is analyzed based on voice, and if atmosphere that is not suitable to the space is detected, the atmosphere in the space is controlled by choosing and irradiating illumination that enables to create atmosphere suitable to the space, atmosphere in the... Agent: Reed Smith LLP
20090067647 - Mixed audio separation apparatus: A mixed audio separation system (100) which separates a specific audio from among a mixed audio (S100) includes a local frequency information generation unit (105) which obtains pieces of local frequency information (S103) corresponding to local reference waveforms (S102), based on the local reference waveforms (S102) and an analysis waveform... Agent: Wenderoth, Lind & Ponack L.L.P.
20090067648 - Structure and manufactruring method of electrostatic speaker: A structure of an electrostatic speaker and a manufacturing method thereof are provided. In the electrostatic speaker, an electrode and a vibrating film are disposed closely, and electrostatic force of the vibrating film may make the vibrating film contacting with the electrode such that the speaker would fail to generate... Agent: Jianq Chyun Intellectual Property Office
20090067650 - Method and arrangements for detecting the type of acoustic signal source with a hearing device: The invention describes a method and associated arrangements for detecting the type of external acoustic sources with a hearing device. The external acoustic source, for instance a telephone, outputs at least one identification signal for this purpose, which designates the type of acoustic source. The hearing device detects the identification... Agent: Siemens Corporation Intellectual Property Department
20090067649 - Transmission facility for a hearing apparatus with film conductor shielding and naturally shielded coil: Hearing apparatuses with transmission facilities for the wireless transmission are to be miniaturized further. A transmission facility for a hearing apparatus and in particular a hearing device with an oscillating circuit including a capacitor and a coil as well as an electrical line is provided in or to the oscillating... Agent: Siemens Corporation Intellectual Property Department
20090067651 - Hearing aid, and a method for control of adaptation rate in anti-feedback systems for hearing aids: A hearing aid comprises at least one microphone (M) for converting input sound into an input signal, a subtraction node for subtracting a feedback cancellation signal from the input signal thereby generating a processor input signal, a hearing aid processor (G) for producing a processor output signal by applying an... Agent: Sughrue Mion, PLLC
20090067652 - Hearing device with a contact unit and an associated external unit: The invention specifies a hearing device, which has at least one contact means which can be flush with the hearing device housing. The contact means contacts an external unit, for instance a battery charging unit, when in an extended or folded-out position. The unit has a corresponding opening for receiving... Agent: Siemens Corporation Intellectual Property Department
20090067653 - Wireless communication between devices of a hearing prosthesis: A method of wireless communication between hearing aid devices of a hearing prosthesis. A first device selects a frequency channel for bidirectional wireless communication from a predefined series of frequency channels. A second device transmits a command signal repeatedly over the series of frequency channels until it transmits the command... Agent: Connolly Bove Lodge & Hutz LLP
20090067654 - Hearing aid and method of estimating dynamic gain limitation in a hearing aid: There is presented a hearing aid that comprises an input transducer for transforming an acoustic input signal into an electrical input signal, a compressor for generating an electrical output signal from the electrical input signal, an output transducer for transforming the electrical output signal into an acoustic output signal, an... Agent: Sughrue Mion, PLLC
20090067655 - Hearing aid device: The invention relates to a hearing aid device, in particular a hearing aid, preferably an in-the-ear hearing aid, with a long-stretched out removal device and a guide for the removal device, wherein the guide is embodied on or within the hearing aid device and the removal device is accommodated displaceably... Agent: Siemens Corporation Intellectual Property Department
20090067656 - Protective finishing plug for a hearing instrument shell: During tumbling, a plug may be inserted into the opening of a hearing instrument shell to protect the hole and minimize additional cleaning operations subsequent to tumbling. A suitable conforming plug may be fabricated at the same time the shell is made.... Agent: Siemens Corporation Intellectual Property Department
20090067657 - Speaker-embeddable seat and personal audio system: A speaker-embeddable seat includes a first speaker that outputs low-frequency sound and is arranged in a seat, and a second speaker that outputs middle-frequency to high-frequency sound and is arranged in a backrest at a position near ears of a seated person. The first speaker is acoustically coupled to a... Agent: Foley And Lardner LLP Suite 500
20090067658 - Portable over-the-ear miniature sound box device: A portable over-the-ear miniature sound box device comprises a loudspeaker, a first chamber and a second chamber. The loudspeaker is located in the first chamber. A first sound output hole of the first chamber is connected with a sound-receiving hole of the second chamber. A second sound output hole is... Agent: Sinorica, LLC
20090067659 - Miniature microphone assembly with hydrophobic surface coating: A miniature microphone assembly comprises a capacitive-microphone transducer, a microphone carrier, and an integrated circuit die. The capacitive-microphone transducer includes a microphone-electrical contact or terminal. The microphone carrier comprises a carrier electrical contact or terminal formed on a first surface of the microphone carrier. An integrated circuit die includes a... Agent: Nixon Peabody, LLP
20090067660 - Microphone mounter: There is provided, at a low cost, a microphone mounter that does not float up or move following the movement of a microphone. A sleeve 23 inserted in a mounting hole H in a table T in a noncontact manner is provided on a first fixture 20 attached to an... Agent: Kanesaka Berner And Partners LLP
20090067661 - Device and method for remote acoustic porting and magnetic acoustic connection: An earpiece device includes a microphone and a speaker having a common acoustic channel to reduce complexity and minimize components in an ear canal region. The earpiece device also includes a logic circuit operatively connected into an earpiece, where the microphone is configured to sample an acoustic signal traveling from... Agent: Personics Holdings Inc.
20090067663 - Omni-directional speaker lamp: A speaker, having a diaphragm with a central opening and further having a pole piece, including a first sound dispersion element extending from the pole piece through the central opening of the diaphragm and further extending beyond the diaphragm wherein the first sound dispersion element has a larger transverse perimeter... Agent: Keith L. Jenkins
20090067662 - Speaker unit and audio output robot device: A speaker unit includes: a speaker that contains a magnet for vibrating a diaphragm to output sound; a speaker housing unit that houses the speaker so that the front of the diaphragm is exposed outside; an opening-and-closing unit that is attached to the speaker housing unit so that the opening-and-closing... Agent: Wolf Greenfield & Sacks, P.C.
20090067664 - Method for equalizing audio, and video apparatus using the same: A method for equalizing audio and a video apparatus using the audio equalizing method are provided. The method for equalizing audio includes detecting the distance between a speaker mounted in a video apparatus and a reflective surface, and equalizing an audio signal to be output from the speaker based on... Agent: Sughrue Mion, PLLC
20090067665 - Audio speaker with radial electromagnet: An audio speaker with at least two electric coils on opposite sides of at least one ferro-magnetic plate, the coils and plate forming a radial electromagnet. A radial electromagnet can offer many advantages in stereo loudspeakers. The coils are electrically driven in opposite directions. Multiple sets of two coils and... Agent: Caridianbct, Inc. Mail Stop: 810 1f203/05/2009 > patent applications in patent subcategories. listing by industry category
20090060205 - 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 an arbitrary down-mix signal and compensation information necessary for compensating for the arbitrary down-mix signal from the input bitstream, compensating for the arbitrary down-mix signal using the compensation information, and generating a... Agent: Fish & Richardson P.C.
20090060204 - Audio spatial environment engine: An audio spatial environment engine for converting from an N channel audio system to an M channel audio system, where N is an integer greater than M, is provided. The audio spatial environment engine includes one or more correlators receiving two or more of the N channels of audio data... Agent: Mr. Christopher John Rourk Jackson Walker LLP
20090060203 - Rebalancing of audio: Rebalancing of an audio signal refers to achieving a balance of perceived loudness, typically of right and left channels, given an unbalanced input. A flexible method to automatically rebalance an audio input signal is robust against noise in extreme cases through the individual channels combined in various ways as a... Agent: Texas Instruments Incorporated
20090060206 - Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program: There is provided an audio signal transmitting apparatus including: a channel mapping unit which determines the audio signals allocated to each of the channels and generates channel mapping information representing types of the audio signals allocated to each of the channels; an audio signal transmitting unit which transmits the audio... Agent: Wolf Greenfield & Sacks, P.C.
20090060207 - method and system for sound source separation: The present invention relates generally to the field of audio engineering and more particularly to methods of Sound Source Separation, where individual sources are extracted from a multiple source recording. More specifically, the present invention is directed at a method of analysis of stereo recordings to facilitate the separation of... Agent: Hogan & Hartson LLP
20090060209 - Audio-signal processing apparatus and method: Each of audio signals divided into several frequency bands are amplified per frequency band in accordance with gain characteristics that covers a sound-level range from a lowest level to a highest level of each signal. The range has a low range from the lowest level to a first level, a... Agent: Renner Kenner Greive Bobak Taylor & Weber
20090060210 - Circuit and program for processing multichannel audio signals and apparatus for reproducing same: A circuit for processing multichannel audio signals, comprises a frequency characteristics correction device and an output device. The frequency characteristics correction device corrects frequency characteristics of an audio signal of a channel including an audio signal component having a predetermined frequency band, of audio signals of a multichannel comprising at... Agent: Ladas & Parry
20090060208 - Manipulating spatial processing in a audio system: A vehicle audio system that includes a source of audio signals, which may include both entertainment audio signals and announcement audio signals, speakers for radiating audio signals, and spatial enhancement circuitry comprising circuitry to avoid applying spatial enhancement processing to the announcement audio signals.... Agent: Bose Corporation C/o Donna Griffiths
20090060211 - Method and system for music detection: Methods, digital systems, and computer readable media are provided for detection of music in an audio signal. Music is detected by partitioning the audio signal into overlapping frames, determining a fundamental frequency of a frame in the overlapping frames, including the fundamental frequency of the frame in a histogram of... Agent: Texas Instruments Incorporated
20090060212 - Multi-channel switch and testing apparatus using the same: A multi-channel switch for connecting between an electronic apparatus and a testing apparatus comprising: a multi-channel interface for connecting with the electronic apparatus, comprising a plurality of channels; a single-channel interface for connecting with the testing apparatus, comprising one channel; an audio sensor for receiving a sound input, and generating... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090060213 - Method for determining the position of a moving part in an electroacoustic transducer: Method and apparatus for determining a position and/or movement of a first part (1) relative to a second part in an electroacoustic transducer to which a signal for conversion is supplied. The method involves the first part (1) being irradiated with beams produced by a radiation source (12, 13), where... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090060214 - Hearing aid fitting procedure and processing based on subjective space representation: A system for hearing assistance devices to assist hearing aid fitting applied to individual differences in hearing impairment. The system is also usable for assisting fitting and use of hearing assistance devices for listeners of music. The method uses a subjective space approach to reduce the dimensionality of the fitting... Agent: Schwegman, Lundberg & Woessner, P.A.
20090060215 - Portable amplified stethoscope with recording capability: The present invention relates to an improved design for a stethoscope. The invention is a stethoscope with a built-in amplifier and a memory stick to digitally record sounds as well as patient information. The present invention will be able to digitally record the sounds from the stethoscope through the use... Agent: Law Office Of Kyle Fletcher
20090060216 - System and method for localized noise cancellation: A system and method for localized noise cancellation. An audio signal is received from an environment in close proximity to a primary area. The audio signal is processed to generate an inverse signal of the audio signal. The inverse signal is broadcast within the primary area to destructively interfere with... Agent: Ip Department Sonnenschein Nath & Rosenthal LLP
20090060217 - Vehicular active vibratory noise control apparatus: A vehicular active vibratory noise control apparatus includes an adaptive notch filter (second control signal generating unit) for generating a corrected error signal representative of a road noise only by removing the component of a rotational frequency (the component of an engine muffled sound) from an error signal, generates a... Agent: Arent Fox LLP
20090060219 - Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program: There is provided an audio signal transmitting apparatus which can communicate with a plurality of external connection apparatuses and transmits audio signals to the external connection apparatuses. The audio signal transmitting apparatus includes an external output unit which outputs the audio signal to the outside, an audio signal transmitting unit... Agent: Wolf Greenfield & Sacks, P.C.
20090060218 - Mobile microphone: A method centrally controls communication at a single venue. A central communications point with a moderator is provided. User information, at least at the venue, is provided to users for transmitting electronic signals to the central communication point. The moderator enables at least one electronic communication transmission from a user... Agent: Mark A. Litman & Associates, P.A. York Business Center
20090060220 - Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio signal transmission method, and program: According to the invention, there is provided an audio signal receiving apparatus which receives audio signals transmitted from external connection apparatuses through a plurality of channels, including an audio signal transmitting scheme determining unit which determines a transmitting scheme of the audio signal in the external connection apparatus on the... Agent: Wolf Greenfield & Sacks, P.C.
20090060221 - Computer installed stereo pa amplifier card: The present invention is a stereo PA amplifier that is mounted inside a desktop computer. It is powered by the computer's 12-volt power supply and receives its input via a stereo mini cable from the computer's audio line out. Standard 8-ohm, non-powered speakers are then hooked up directly to the... Agent: Rick Calderon
20090060222 - Sound zoom method, medium, and apparatus: A sound zoom method, medium, and apparatus generating a signal in which a target sound is removed from sound signals input to a microphone-array by adjusting a null width that restricts a directivity sensitivity of the microphone array, and extracting a signal corresponding to the target sound from the sound... Agent: Staas & Halsey LLP
20090060223 - Signal processing device, signal processing method, and program: A signal processing device includes a sound pickup unit configured to pick up sound and convert the sound into a sound signal; a signal recording unit including an actuator that is driven by a current supplied from a power source and that has a possibility of generating audible noise caused... Agent: William S. Frommer, Esq. C/o Frommer Lawrence & Haug LLP
20090060224 - Sound processing apparatus, method for correcting phase difference, and computer readable storage medium: There is provided a sound processing apparatus for processing received sounds. A plurality of sound receiving units which are included in the apparatus output individually a sound signal corresponding to a received sound, then the sound signals in a time domain are converted into respective converted signal in a frequency... Agent: Katten Muchin Rosenman LLP
20090060225 - Protocol for remote user interface for portable media device with database navigation history: Remote user interfaces for portable media devices provided improved access by accessories to media assets and metadata stored in a database of a portable media device, enhancing a user's ability to control operation of the portable media device using a remote user interface provided by the accessory. In one example,... Agent: Townsend And Townsend And Crew, LLP
20090060226 - Audio circuit for display: An audio circuit arranged in a display includes an audio input connector configured to connect to an audio output connector of a computer to receive audio signals therefrom, an audio input circuit receiving the audio signals, an audio amplifier circuit connected to the audio input circuit to amplify the audio... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang
20090060227 - Audio signal output device: Under the control of a controller, a DSP supplies audio signals received from a switch circuit to a main zone DAC, subjects the audio signals received from the aforementioned switch circuit (i.e., audio signals for main zone use) to down-mixing processing so that the number of channels matches the number... Agent: Pillsbury Winthrop Shaw Pittman LLP
20090060228 - Systems and methods for shadowing an hda codec: Systems and methods for “shadowing” a target codec to provide additional features that are not available in the target codec. In one embodiment, an audio amplification system includes a High Definition Audio (HDA) bus, and an HDA controller, a conventional HDA codec and a shadow HDA codec coupled to the... Agent: Law Offices Of Mark L. Berrier
20090060229 - Wireless system for sharing audio signal: An audio system includes an audio enabled device, a transmitter and at least one receiver. The audio enabled device has a school and office product and an amplifier integrated with the school and office product. The audio enabled device is configured such that when the amplifier receives an electronic audio... Agent: Meadwestvaco Corporation Attn:IPLegal Department
20090060230 - Electromechanical transducer and a production method: The invention relates to an electromechanical transducer and a method for manufacturing the transducer. The transducer includes a membrane (3), two electrodes (1, 2), the electric field between which can be controlled or measured, and a support structure (4, 5), on which the membrane (3) is arranged to vibrate interactively... Agent: Birch Stewart Kolasch & Birch
20090060231 - Bone conduction headphones: A stereo headphone includes a first audio element and a second audio element to be positioned against sides of a user's head in which each of the first and second audio elements is configured to transmit audio signals through bone to the auditory system of the user.... Agent: Fish & Richardson P.C.
20090060232 - Condenser microphone: A condenser microphone includes a substrate having an opening in a back cavity, a diaphragm including a center portion and a plurality of arms extended in the radial direction from the center portion, a plate positioned opposite the diaphragm, and a support structure for supporting the periphery of the diaphragm... Agent: Pillsbury Winthrop Shaw Pittman LLP
20090060233 - Electrostatic electroacoustic transducers: An electrostatic electroacoustic device comprising a first electrode configured to receive an audio signal, a first conductive film configured to receive the audio signal, a first electret between the first electrode and the first conductive film, the first electret being capable of vibratory motion relative to the first electrode based... Agent: Alston & Bird LLP
20090060234 - Speaker structure: A speaker structure including a single electret vibrating film structure, a single metal electrode with a plurality of holes and a frame supporting member is provided. In an example, the electret vibrating film structure is formed by an electret film layer, an ultra-thin metal thin film electrode and an isolation... Agent: Jianq Chyun Intellectual Property Office
20090060235 - Sound processing apparatus and sound processing method thereof: A sound processing apparatus includes a sound processor to process sound, a plurality of image generators to photograph an object and generate an image, respectively, and a controller to recognize a position of the object with the plurality of images generated by the plurality of image generators, and control the... Agent: Stanzione & Kim, LLP
20090060236 - Loudspeaker array providing direct and indirect radiation from same set of drivers: An array loudspeaker includes a plurality of drivers arranged in an array configuration. A digital signal processor-based control system processes direct audio signal and indirect audio signal inputs for the loudspeaker to simultaneously produce direct sound in the form of a directed beam or wavefront, and indirect sound as a... Agent: Klarquist Sparkman LLP
20090060237 - Array speaker system: Signals on respective RL, FL, C, FR, RR channels are divided into high frequency signals and low frequency signals by HPFs and LPFs respectively. The low frequency signals on the RL, FL, and C channels are superposed and output from a left-side woofer 21-1, while the low frequency signals on... Agent: Rossi, Kimms & Mcdowell LLP.
20090060238 - Earphone structure with a composite sound field: An earphone structure including one or more composite chambers is described. Each of the composite chambers includes sub-speakers. The sounds generated by these sub-speakers are uniformly distributed in the composite chamber and a composite sound field is generated by these sub-speakers. The sound field generated by each of these sub-speakers... Agent: Jianq Chyun Intellectual Property Office
20090060239 - Frequency transformation by non-linear processes in the cochlea: The invention relates to a hearing device, comprising an electroacoustic output converter, characterized in that the hearing device has a tone generator for generating a continuous tone with a constant frequency. By generating the continuous tone, high range frequencies can be transformed into audible ranges by way of non-linear transformation... Agent: Siemens Corporation Intellectual Property Department
20090060240 - Method and apparatus for configuring a handheld audio device using ear biometrics: A method and apparatus configure a handheld audio device to communicate audio information by identifying an ear being used with the handheld audio device and by configuring the handheld audio device in response to the ear identification to communicate audio information to the ear. The identification may use sonic or... Agent: John C. Moran, Attorney, P.C.
20090060241 - Completely-in-canal hearing instrument with robust feedback stability: A CIC hearing instrument and appertaining method are provided that improve feedback stability. Accordingly, the microphone inlet is located on the faceplate of the instrument at a position of least vibration. Furthermore, the receiver is located in the device such that its vibrating membrane is parallel to a plane calculated... Agent: Siemens Corporation Intellectual Property Department
20090060242 - Assembly procedure for cic with floating components: A method and appertaining assembly are provided for CIC hearing aid manufacture for the placement of floating components. A hearing aid shell fixture is formed that comprises an interior region identical in shape and size to an interior region of an actual hearing aid shell, and a replica of one... Agent: Siemens Corporation Intellectual Property Department
20090060243 - Method and apparatus for communicating to a hearing aid using an aimed electro-magnetic field: A method and apparatus configure an audio device to communicate audio information to a hearing aid by receiving location information defining a location of a receiving inductive coil of the hearing aid; aiming a transmitting inductive coil of the audio device at the location; and controlling the transmitting inductive coil... Agent: John C. Moran, Attorney, P.C.
20090060244 - Face-to-face communication apparatus: An object is to provide a face-to-face communication apparatus in which, the safety in the inside of the chamber is ensured with a simple structure without drilling holes in the partitioning wall; there is no obstacle against viewing between the inside and the outside of the chamber; and communication or... Agent: K&l Gates LLP
20090060245 - Balanced armature with acoustic low pass filter: A balanced armature apparatus is disclosed that includes dual transducers for generating sound waves in response to electric audio signals. The dual transducers include a motor assembly coupled to a diaphragm. A housing defines an interior chamber and the motor assembly and the diaphragm are positioned within the interior chamber.... Agent: Krieg Devault LLP
20090060246 - Techniques for protection of acoustic devices: An exemplary embodiment of an acoustic sensor system includes a housing structure, and a miniaturized acoustic transducer mounted in the housing structure. A flame arrestor structure is mounted on or within the housing structure between the acoustic transducer and the external environment, so that ambient acoustic energy passes through the... Agent: Law Offices Of Larry K. Roberts, Inc.
20090060247 - Microphone holder and microphone device using same: A microphone device according to the present invention comprises a plurality of microphones and a microphone holder for holding the microphones. The microphones include a first sound receiving part and a second sound receiving part. The microphone holder comprises a holder body, and the holder body includes a plurality of... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20090060248 - Earphone structure with a composite sound field: An earphone structure including one or more composite chambers is described. Each of the composite chambers includes sub-speakers. The sounds generated by these sub-speakers are uniformly distributed in the composite chamber and a composite sound field is generated by these sub-speakers. The sound field generated by each of these sub-speakers... Agent: Jianq Chyun Intellectual Property Office
20090060249 - Flexible speaker: A flexible speaker including a retractor, a flexible speaker panel, and at least one support element is provided. The flexible speaker panel is connected to the retractor, and is capable of being rolled up and received in the retractor. The support element, capable of memorizing shape, is disposed on the... Agent: Jianq Chyun Intellectual Property Office
20090060250 - Loudspeaker with replaceable motor assembly: A loudspeaker is provided in which precise alignment is obtained between the frame and motor assembly before they are connected to one another so that a voice coil coupled to the frame may be properly radially and vertically positioned with respect to a magnetic gap in the motor assembly while... Agent: Gray Robinson, P.A.
20090060251 - Loudspeaker diaphragm and loudspeaker using the same: A loudspeaker diaphragm having a small overall height dimension, in which a dome portion has a sufficient rigidity and which is capable of realizing a stable loudspeaker operation, wherein the loudspeaker diaphragm can realize a desirable sound reproduction without noise, or the like, with a frequency response that is flat... Agent: Mark D. Saralino (general) Renner, Otto, Boisselle & Sklar, LLP
20090060252 - Loudspeaker: A loudspeaker has a frame, a magnetic circuit, a voice coil body, a first edge, a diaphragm, a second edge, and a damper. The magnetic circuit is provided with a magnetic gap, and is supported by the frame. The voice coil body is disposed movably with respect to the magnetic... Agent: Ratnerprestia
20090060253 - Voice coil and speaker: A voice coil includes a bobbin formed of a wooden sheet obtained by slicing natural wood to a predetermined thickness and a coil that surrounds an outer circumference of the bobbin.... Agent: The Nath Law Group
20090060254 - Speaker and electronic apparatus and device using the same: The present invention relates to a loudspeaker in the acoustic field and the information communication field. The invention provides a loudspeaker that can realize a thinner size. To achieve this, the loudspeaker of the present invention is structured so that a part of a diaphragm is inserted to a dent... Agent: Pearne & Gordon LLP
20090060255 - Multi-layered membranes consisting of a plurality of materials, for the loudspeaker of a high fidelity loudspeaker cabinet: The invention relates to a membrane (1) for a loudspeaker, characterised in that: it has a core (2) consisting of structural mousse which is very precisely cut and thermoformed to the desired geometric profile for the membrane; the external face (4) of the membrane is covered by at least one,... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.Previous industry: Cryptography
Next industry: Image analysis
RSS FEED for 20140724:
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 0.6687 seconds