|Electrical audio signal processing systems and devices patents - Monitor Patents|
USPTO Class 381 | Browse by Industry: Previous - Next | All
06/2010 | Recent | 15: May | Apr | Mar | Feb | Jan | 14: Dec | Nov | Oct | 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 June invention type 06/10Below 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. 06/24/2010 > patent applications in patent subcategories.
20100158257 - Digital audio stereo imager: An apparatus and a method for controlling, during playback, the composition of a pair of stereo separated audio signals in a stereo sound entertainment system by changing the stereo image width are disclosed. A digital mixer combines a portion of a first digital audio signal with a portion of a... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20100158258 - Binaural sound localization using a formant-type cascade of resonators and anti-resonators: This invention is a method for binaural localization using a cascade of resonators and anti-resonators to implement an HRTF (head-related transfer function). The spectrum of the cascade reproduces the magnitude spectrum of a desired HRTF. The proposed method provides a considerably more computationally efficient implementation of HRTF filters with no... Agent: Texas Instruments Incorporated
20100158259 - Dynamic volume control and multi-spatial processing protection: A disclosed system and method dynamically controls the perceived volume of a stereo audio program including left and right channel signals. The system comprises: a dynamic volume control configured and arranged so as to maintain a perceived constant volume level of the stereo audio program; and an excessive spatial processing... Agent: Mcdermott Will & Emery
20100158260 - Dynamic audio mode switching: In one embodiment, a method and apparatus for processing an audio signal are provided. In one example of the invention, an audio signal is received. The audio signal is classified as a high quality signal or a low quality signal based upon a determination of the bandwidth, signal source, and/or... Agent: Plantronics, Inc.IPDepartment/legal
20100158261 - Sound quality correction apparatus, sound quality correction method and program for sound quality correction: According to one embodiment, various feature parameters are calculated for distinguishing between a speech and music and between music and background sound for an input audio signal. With the feature parameters, score determination is made as to whether the input audio signal is close to a speech signal or a... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100158262 - Preprogrammed hearing assistance device with audiometric testing capability: A hearing aid which is operable in an audiometric testing mode includes an audio output section, a volume control, a switching device, and a processor. The audio output section sequentially generates a number of testing sounds at a corresponding number of testing frequencies and provides each testing sound to the... Agent: Luedeka, Neely & Graham, P.C.
20100158263 - Masking based gain control: Interfering signals that may be present in a listening environment are masked by reproducing a desired signal in a listening environment, determining a masking threshold associated with the desired signal, identifying an interfering signal that may be present in the environment, comparing the interfering signal to the masking threshold, and... Agent: Bose Corporation C/o Donna Griffiths
20100158265 - Headphones with interchangeable connectors: Headphones include two common headphone speakers; and at least first and second interchangeable connectors adapted to be selectively and removably attached to the headphone speakers. The first connector includes a head harness structured to interconnect the two headphone speakers and the second connector includes a clip structure structured to individually... Agent: Nixon & Vanderhye, PC
20100158264 - Headset: Disclosed is a headset, and a method of switching a first input signal for a left ear and a second input signal for a right ear of a user.... Agent: Townsend And Townsend And Crew, LLP
20100158266 - Multi-channel audio playback apparatus and method: A multi-channel audio playback apparatus including a channel interface, a first switching amplifier and a second switching amplifier is provided. The channel interface is used to receive multi-channel digital data and generate first channel digital data and second channel digital data. The first switching amplifier is used to convert the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100158267 - Microphone array calibration method and apparatus: An apparatus for providing real-time calibration for two or more microphones. A calibrator for receiving a left microphone signal and a right microphone signal and generating phase difference data. A phase and amplitude correction system for receiving one of the left microphone signal or the right microphone signal the phase... Agent: Jackson Walker (conexant)
20100158268 - Toroid microphone apparatus: A video teleconferencing directional microphone includes two microphone elements arranged coincidentally on a vertical axis. The two microphone elements are placed on a supporting surface so that a first microphone element is on the surface, and the second microphone elements are elevated above the supporting surface. The directional microphone also... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100158269 - Method and apparatus for reducing wind noise: Techniques pertaining to techniques to reduce wind noises effectively in recorded signals are disclosed. According to one aspect of the present invention, there is a strong correlation between two voice signals from target voices in the same frequency band sampled simultaneously by a pair of microphones in a common scene... Agent: Silicon Valley Patent Agency
20100158270 - Audio output apparatus capable of suppressing pop noise: An audio output apparatus includes: an audio codec outputting an analog audio signal corresponding to a digital audio signal from a system controller; a switch unit having a first end coupled to the audio codec through a capacitor, and a grounded second end; and a switch controller triggered by a... Agent: Potter Anderson & Corroon LLP Attn: Janet E. Reed, Ph.d.
20100158271 - Method for separating source signals and apparatus thereof: A method for separating a sound source from a mixed signal, includes Transforming a mixed signal to channel signals in frequency domain; and grouping several frequency bands for each channel signal to form frequency clusters. Further, the method for separating the sound source from the mixed signal includes separating the... Agent: Staas & Halsey LLP
20100158272 - Asymmetric polynomial psychoacoustic bass enhancement: Psychoacoustic bass audio signal enhancement can be accomplished using a monotonic, asymmetric polynomial distortion. A non-linear process applies a monotonic, asymmetric polynomial distortion function that has continuous first and second derivatives to generate even and odd harmonics of missing fundamental frequencies. This polynomial distortion produces the desired psychoacoustic effect with... Agent: Stmicroelectronics, Inc.
20100158273 - System and method for dynamic bass frequency control: A system and method for dynamic bass frequency control, the system comprising: a bandwidth filter coupled to a plurality of switchable electronic components for filtering a frequency range of an input signal; an amplifier coupled to the bandwidth filter and the plurality of switchable electronic components, the amplifier being configured... Agent: Creative Labs, Inc. Legal Department
20100158274 - Increased dynamic range microphone: Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal, where the acoustic signal has a variable sound pressure level. A device outputs an electrical signal from an input audio transducer, where the input audio transducer is connected to a supply voltage. The device... Agent: Harrington & Smith
20100158275 - Method and apparatus for automatic volume adjustment: The invention provides an apparatus capable of automatic volume adjustment. In one embodiment, the apparatus comprises a speaker, an array microphone located in the vicinity of the speaker, a beamforming module, a signal-to-noise ratio calculation module, and a volume adjustment module. The speaker first broadcasts a first audio signal. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100158276 - Digital microphone: A digital microphone is provided, comprising a transducer for converting sound pressure into an analog electrical signal, an analog-to-digital converter for converting the analog electrical signal into a digital signal according to a clock signal, and a clock buffer circuit coupled between the analog-to-digital converter and a clock source for... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100158277 - Read-out circuit with high input impedance: Provided is a read-out circuit that is connected to a microphone and configured to linearly amplify a current signal generated by the microphone and output the amplified current signal. The read-out circuit includes an amplification unit and a feedback resistor. The amplification unit has an amplification gain between 0 and... Agent: Ampacc Law Group
20100158278 - Power management controller for drivers: A driver controller comprising a state machine for controlling transitions between a plurality of states. An output switch for providing a low impedance path to ground during transition periods. An output stage for decoupling output signal from driver amplifier during the transition periods.... Agent: Jackson Walker (conexant)
20100158280 - Integrated acoustic transducer in mems technology, and manufacturing process thereof: A MEMS acoustic transducer, for example, a microphone, includes a substrate provided with a cavity, a supporting structure, fixed to the substrate, a membrane having a perimetral edge and a centroid, suspended above the cavity and fixed to the substrate the membrane configured to oscillate via the supporting structure. The... Agent: Seed Intellectual Property Law Group PLLC
20100158279 - Integrated acoustic transducer obtained using mems technology, and corresponding manufacturing process: A MEMS acoustic transducer provided with a substrate having cavity, and a membrane suspended above the cavity and fixed peripherally to the substrate, with the possibility of oscillation, through at least one membrane anchorage. The membrane comprises at least one spring arranged in the proximity of the anchorage and facing... Agent: Seed Intellectual Property Law Group PLLC
20100158281 - Micro-electromechanical systems (mems) microphone and method of manufacturing the same: Provided are a micro-electromechanical systems (MEMS) microphone and a method of manufacturing the same. A manufacturing process is simplified compared to a conventional art using both upper and lower substrate processes. Since defects which may occur during manufacturing are reduced due to the simplified manufacturing process, the manufacturing throughput is... Agent: Ampacc Law Group
20100158282 - Speaker device: A speaker device according to the present invention is a speaker device including a plurality of speaker units arranged in a line when seen from the front side of the speaker device. At least one of intervals between effective vibration regions of adjacent speaker units is set to a predetermined... Agent: Wenderoth, Lind & Ponack L.L.P.
20100158283 - Piezoelectric speaker and method of manufacturing the same: A piezoelectric speaker and a method of manufacturing the same that can obtain a high sound pressure using a piezoelectric thin film are provided. The piezoelectric speaker includes a piezoelectric thin film, electrodes formed on an upper surface or upper and lower surfaces of the piezoelectric thin film, a damping... Agent: Ampacc Law Group
20100158284 - Assembly structure of a flat speaker: An assembly structure of flat speaker including at least two speaker units and one connecting structure is provided. Each speaker unit includes a first electrode, a vibrating film, and a second electrode. The connecting structure includes two conductive layers, and a first insulating layer. A first conductive layer is connected... Agent: Jianq Chyun Intellectual Property Office
20100158285 - Ultrasonic transducer for parametric array: An ultrasonic transducer having a reduced cost of manufacture. The ultrasonic transducer includes a first insulative retaining layer, a second insulative retaining layer, and a vibrator film layer sandwiched between the first and second retaining layers. The first retaining layer includes a first plurality of apertures formed therethrough, and the... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP
20100158286 - Ultrasonic transducer for parametric array: An ultrasonic transducer having a reduced cost of manufacture. The ultrasonic transducer includes a first insulative retaining layer, a second insulative retaining layer, and a vibrator film layer sandwiched between the first and second retaining layers. The first retaining layer includes a first plurality of apertures formed therethrough, and the... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP
20100158287 - Multi-directivity sound device: A sound producing apparatus with multi-directivity has two or more speakers to produce music or other types of audio sounds. Each of the speakers can produce audio sounds in a certain direction and at least one speaker is steerable so that its sound propagation direction relative to the others can... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP
20100158288 - Contextual audio switching for a usb controlled audio device: Systems and methods for contextual audio switching for a USB controlled audio device coupled to a processor-based host are presented. Two or more USB audio endpoints associated with a singular output audio transducer or transducer set are declared at the USB controlled audio device. The two or more USB audio... Agent: Plantronics, Inc.IPDepartment/legal
20100158289 - Method for operating a hearing aid system and hearing aid system with a source separation device: A method for operating a hearing aid system and a hearing aid system with a source separation device, include at least one hearing aid in which interference signals are intended to be suppressed and useful signals are intended to be accentuated with justifiable computational complexity. Source-specific reception signals are first... Agent: Lerner Greenberg Stemer LLP
20100158290 - Method for selecting a preferred direction of a directional microphone and corresponding hearing device: The preferred direction of a directional microphone of a hearing device and, in particular, a hearing aid should be selected automatically in a quick and reliable fashion. To this end, provision is made for a method for operating a hearing device with such a microphone which can be switched into... Agent: Lerner Greenberg Stemer LLP
20100158291 - Antennas for standard fit hearing assistance devices: An embodiment of a hearing assistance device comprises a housing, a power source, a radio circuit, an antenna and a transmission line. The radio circuit is within the housing and electrically connected to the power source. The antenna has an aperture, and the radio circuit is at least substantially within... Agent: Schwegman, Lundberg & Woessner, P.A.
20100158293 - Parallel antennas for standard fit hearing assistance devices: An embodiment of a hearing assistance device comprises a housing, a power source, a radio circuit, an antenna and a transmission line. The radio circuit is within the housing and electrically connected to the power source. The antenna has an aperture, and the radio circuit is at least substantially within... Agent: Schwegman, Lundberg & Woessner, P.A.
20100158292 - Wireless network protocol for a hearing system: A hearing system includes a first hearing instrument having a first receiver for wireless data communication with a device in a wireless network, and a first communication controller that is configured for controlling the wireless data communication in accordance with a protocol of the wireless network according to which, a... Agent: VistaIPLaw Group, LLP (gn Resound)
20100158295 - Antennas for custom fit hearing assistance devices: An embodiment of a hearing assistance device comprises an enclosure that includes a faceplate and a shell attached to the faceplate, a power source, a flex antenna, a transmission line connected to the flex antenna, and radio circuit connected to the transmission line and electrically connected to the power source.... Agent: Schwegman, Lundberg & Woessner, P.A.
20100158294 - Three dimensional substrate for hearing assistance devices: A hearing assistance device for a user comprising a housing, a three dimensional electronic substrate disposed in the housing, the substrate adapted to conform to a battery of the hearing assistance device and hearing assistance electronics mounted to the substrate.... Agent: Schwegman, Lundberg & Woessner, P.A.
20100158296 - Hearing assistance device with stacked die: The present subject matter relates to a hearing assistance device for an ear of a wearer comprising a microphone for receiving sound, hearing assistance electronics in communications with the microphone, the hearing assistance electronics including a hybrid circuit, and a wearable housing adapted to house at least the hearing assistance... Agent: Schwegman, Lundberg & Woessner, P.A.
20100158298 - Mounting device and speaker assembly having the same: A mounting device includes a positioning frame mounted with an electronic device, and two clamping mechanisms. Each clamping mechanism includes a sliding member movable vertically relative to the positioning frame, a clamping member movable horizontally relative to the sliding member between an extended position and a retracted position, a spring... Agent: Peters Verny , L.L.P.
20100158297 - Universal auxiliary component connecting system for a personal audio-set: A universal auxiliary component connection system that operably connects an auxiliary component to a variety of different personal audio-sets using the connection cables supplied with each personal audio-set. In one embodiment, a clip operably connects the personal audio-set engaging fitting of the connection cable, and the clip is detachably secured... Agent: Townsend And Townsend And Crew, LLP
20100158300 - Foldable table for notebook-computer: A foldable table for a notebook computer comprises a table top (1), a cross beam tube (4) and a pair of foldable supporting frames (2, 3) provided at left and right ends of the cross beam tube (4). The cross beam tube (4) is movably and co-axially connected to a... Agent: Fay Kaplun & Marcin, LLP
20100158299 - Position and directionality adjustable multi-range surround-sound speaker cabinet: A position and directionality adjustable multi-range surround-sound speaker cabinet includes an elongated three-dimensional main body and a mounting bracket unit. A plurality of speakers is mounted at predetermined positions on front, rear, bottom, and two lateral sides of the main body. The mounting bracket unit includes a left and a... Agent: Guice Patents PLLC
20100158301 - Earphone, headset and ear pad: An earphone, a headset, and an ear pad for an earphone. The ear pad may having the sealing integrity guaranteed. The headset may have portions with different degrees of softness or firmness.... Agent: Townsend And Townsend And Crew, LLP
20100158302 - Headset: A headset with an elongated housing is provided with an in ear speaker that is suspended from the elongated housing so that it may assume a stowed position in which the in ear speaker is substantially in line with the elongated housing and may assume a deployed position in which... Agent: Hollingsworth & Funk
20100158303 - Audio system with cradle for portable media player: An audio system includes a housing; circuitry in the housing for processing signals from a portable media player connected to the housing; a pair of speakers connected to the circuitry and mounted to the housing; a cradle for receiving a portable media player; at least one connector fixed to the... Agent: Leydig Voit & Mayer, Ltd
20100158304 - Diaphragm for an electroacoustic transducer, and electroacoustic transducer: A diaphragm (6) for an electroacoustic transducer is preferably designed to be essentially rectangular and has a diaphragm inner region (20) for sound conversion and a diaphragm outer region (21) for attaching the diaphragm (6) and a diaphragm intermediate region (22) which lies between the diaphragm inner region (20) and... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing
20100158305 - Loudspeaker: A loudspeaker includes frame, diaphragm whose outer rim is supported by this frame, voice coil unit connected to this diaphragm, magnetic circuit where voice coil of this voice coil unit is movably disposed in its magnetic gap, and first edge member and second edge member for supporting voice coil unit... Agent: Ratnerprestia
20100158306 - Diaphragm unit and speaker using the same: A diaphragm unit is arranged to be used in a loudspeaker including a frame. The diaphragm includes a diaphragm and an edge joined to an outer periphery of the diaphragm. The diaphragm extends in a longitudinal direction and has a first center line extends along the longitudinal direction. The edge... Agent: Pearne & Gordon LLP
20100158307 - Ultrasonic spindle system: It is possible to stably supply an electric signal to an ultrasonic generation element without causing friction or damage on parts or without requiring periodical parts exchange. A reception coil (11) connected to a vibrator (6) is wound on the outer circumference of a housing (1) constituting a shaft (30)... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.06/17/2010 > patent applications in patent subcategories.
20100150355 - Information processing system and information processing method: An information processing system includes a display, a display sensor that detects a movement or a rotation of the display, a transducer unit as an earphone unit or a headphone unit, a sound processing part that processes an audio signal so as to localize a sound image in a position... Agent: Wolf Greenfield & Sacks, P.C.
20100150356 - Body-worn hearing aid system: A binaural hearing aid system for a user is set forth. The system includes a casing adapted and constructed to encase a hearing aid system suitable for wearing below the neck of the user. A first digital signal processor, having an audio input from a first microphone of the hearing... Agent: Carmen Patti Law Group , LLC
20100150357 - Amplifier circuit and method of signal amplification: An amplifier circuit and a method of signal amplification are provided. The amplifier circuit includes a first amplifier and a charge pump. The first amplifier includes a first terminal, a second terminal, and a third terminal. The first terminal is coupled to a first external voltage. The second terminal is... Agent: Jianq Chyun Intellectual Property Office
20100150360 - Audio source localization system and method: Systems and methods are described that perform audio source localization in a manner that provides increased robustness and responsiveness in the presence of acoustic echo. The systems and methods calculate a difference between a signal level associated with one or more of the audio signals generated by a microphone array... Agent: Fiala & Weaver, P.l.l.c. C/o Cpa Global
20100150359 - Methods and systems for improved acoustic environment characterization: In embodiments of the present invention improved capabilities are described for determining a multi-dimensional sound signature for a location within a hypothetical space, comparing the multi-dimensional sound signature to a known multi-dimensional sound signature, and modifying the hypothetical space such that the similarity between the multi-dimensional sound signature for the... Agent: The Webb Law Firm, P.C.
20100150358 - Personal computer based audio frequency impedance analyzer: An apparatus, method, and system for analyzing the response of a device under test using a signal generated by an audio card comprises a housing. The apparatus comprises a first connector coupled to the housing and configured to couple electrically with an output of the audio card and to receive... Agent: Stoel Rives LLP
20100150361 - Apparatus and method of processing sound: A technology for controlling acoustic energy distribution in a control region is provided. A sound processing apparatus includes a control filter such that a controllable sound zone is formed in the control region, and the sound processing apparatus synthesizes the control filter and an input signal to transfer sound to... Agent: North Star Intellectual Property Law, PC
20100150362 - Acoustic apparatus: According to one embodiment, an acoustic apparatus comprises a measuring signal generator, a transducer configured to convert a measuring signal to a measuring sound and to convert a characteristic vibration of the transducer due to the measuring sound, to a characteristic vibration signal, an analysis module configured to analyze the... Agent: Patterson & Sheridan, L.L.P.
20100150364 - Method for determining a time delay for time delay compensation: The invention provides a computer-implemented method for determining a time delay for time delay compensation of a microphone signal from a microphone array in a beamformer arrangement. For a given time, an instantaneous estimate of a position of a wanted sound source and/or of a direction of arrival of a... Agent: Sunstein Kann Murphy & Timbers LLP
20100150363 - Method for testing echo cancellers: The performance of an echo canceller is assessed using a) a test signal launched from originating test equipment and b) a simulated echo of the test signal launched from terminating test equipment. The launch of the simulated echo signal is timed in such a way that it arrives at the... Agent: At & T Legal Department - Slusky
20100150366 - Apparatus and method for cancelling, reducing and modulating noise signal and for signal enhancing and signal proofing: The embodiments herein provide an apparatus and method for cancelling signal noise. According to one embodiment, an apparatus for cancelling signal noise has a sensor or receiver to capture the undesirable signals. A transducer converts the energy of the captured signals and modulates the captured undesirable signals. A signal inverting... Agent: Chobin & Chobin Consultancy L.l.c
20100150365 - Signal processing device, echo canceller, and signal processing method: If K=4N, wherein K is a number of subbands and N is a decimation ratio, an analysis filter process unit 21 is used to perform an analysis filter process for every N samples of real-valued input data and output K samples of real-valued data. A GDFT/SSB modulation batch process unit... Agent: Birch Stewart Kolasch & Birch
20100150369 - Filter apparatus for actively reducing noise: A filter apparatus for reducing noise from a primary noise source, comprising a secondary source signal connector for generating secondary noise to reduce said primary noise and a sensor connector for connecting to a sensor for measuring said primary and secondary noise as an error signal. A first control filter... Agent: Altera Law Group, LLC
20100150368 - Apparatus, system, and method for audio communications: An apparatus is provided in one example embodiment and includes an earpiece that includes at least one switch that senses physical contact with an end user operating the apparatus. The contact triggers an application to be initiated for the apparatus. In more specific embodiments, one or more additional switches are... Agent: Patent Capital Group - Cisco
20100150367 - Noise control device: A noise control device according to the present invention is capable of reducing noises respectively arriving in a plurality of spaces which are acoustically independent from each other. The noise control device comprises: sound output means, which are respectively provided in the plurality of spaces so as to respectively correspond... Agent: Wenderoth, Lind & Ponack L.L.P.
20100150370 - Anti-tangle device and method for preventing cord tangling: An anti-tangling device includes a headphone cord having a distal end, a male signal plug at the distal end, a proximal end, and at least one earphone at the proximal end. Each of the plug and the earphone has first or second parts of a two-part connection device. The two-part... Agent: Mayback & Hoffman, P.A.
20100150371 - Bluetooth headset with a retractable structure: A Bluetooth headset includes a case, a circuit board, a speaker, a USB plug, a memory slot, an actuating structure, and a movable lid. The case is a hollow structure. A containing space in the case is accessible to an opening of the case. The circuit board is installed in... Agent: Kile Goekjian Reed & Mcmanus
20100150372 - Loudspeaker system: A hands-free loudspeaker system which is capable of achieving high-quality voice amplification without requiring a human speaker to move to a microphone or a microphone to be moved to a human speaker. A microphone whose input level has continued to be above a threshold value for not shorter than a... Agent: Pillsbury Winthrop Shaw Pittman LLP
20100150373 - Sharing public addressing system using personal communication devices in an ad-hoc network: A method, system, and computer program product for using a personal communication device as a microphone in a seminar or conference setting. A client is electrically connected to a PA system and one of many hosts can access the PA system by associating with the client. The association can be... Agent: Qualcomm Incorporated
20100150374 - Vehicular automatic gain control (agc) microphone system and method for post processing optimization of a microphone signal: A method for processing signals for reducing noise components in a vehicular microphone system (500A) compares (517) a plurality of noise component values (511, 513, 515) for at least one frequency band of plurality of frequency bands. At least one frequency band is then downwardly expanded (521) by a predetermined... Agent: Price, Heneveld, Cooper, Dewitt, & Litton, LLP/gentex Corporation
20100150375 - Determination of the coherence of audio signals: Embodiments of the invention disclose computer-implemented methods, systems, and computer program products for estimating signal coherence. First, a sound generated by a sound source is detected by a first microphone to obtain a first microphone signal and by a second microphone to obtain a second microphone signal. The first microphone... Agent: Sunstein Kann Murphy & Timbers LLP
20100150376 - Echo suppressing apparatus, echo suppressing system, echo suppressing method and recording medium: An echo suppressing apparatus operable with a sound output device for outputting sound based on a reference signal and a sound processing device for processing an observed signal based on a received sound, the echo suppressing apparatus includes: an echo removal section for removing an echo component of the observed... Agent: Kratz, Quintos & Hanson, LLP
20100150377 - Sound outputting apparatus to correct sound quality and method of correcting sound quality thereof: A sound outputting apparatus to correct sound quality and a method of correcting sound quality thereof includes a speaker to output a sound signal, a remaining vibration detector to detect a remaining vibration of the speaker, a signal processor to generate an offset signal for the detected remaining vibration and... Agent: Stanzione & Kim, LLP
20100150378 - Method and apparatus for audio signal control: An audio signal control method and apparatus for hearing protection are disclosed. The audio signal control method includes: producing an output level of an audio signal being input; determining whether the ratio of an output time of the audio signal within a preset time duration to a permissible time corresponding... Agent: Cha & Reiter, LLC
20100150379 - Multiband audio dynamics processor: An audio system includes an automatic level controller receiving at least one input audio signal from at least one audio medium. The automatic level controller includes a gain adjust module for producing an output audio signal based on the at least one input audio signal. A difference between a maximum... Agent: Panasonic Automotive System Company Of America
20100150380 - Interface connector and method of controlling the same: An interface connector and a method of controlling the same includes: an upper connector including a plurality of first terminals; a lower connector including a plurality of second terminals insulated from the plurality of first terminals. A determination unit determines which one of an earphone plug and an interface plug... Agent: Docket Clerk
20100150381 - Micro-speaker and manufacturing method thereof: A micro-speaker and a manufacturing method thereof are provided. The micro-speaker has a sandwich structure. The micro-speaker includes two piezoelectric material layers and a diaphragm disposed between the two piezoelectric material layers, where the piezoelectric material layers have a ring-shaped structure. The problem of insufficient sound pressure at low frequency... Agent: Jianq Chyun Intellectual Property Office
20100150382 - Apparatus and method for focusing sound in array speaker system: Provided are apparatus and method for focusing sound so that a sound radiation pattern output from an array speaker system composed of a plurality of speakers may approach a target sound radiation pattern. The sound focusing apparatus uses a focusing filter formed in consideration of sound characteristics of the array... Agent: North Star Intellectual Property Law, PC
20100150383 - Simultaneous mutli-source audio output at a wireless headset: A wireless headset supports simultaneous connections to two or more audio sources and can concurrently output audio from the different sources. The audio may include voice and/or audio playback, e.g., music playback. The wireless headset includes a first transceiver configured to receive a first audio input from a first source,... Agent: Qualcomm Incorporated
20100150384 - Providing hearing health care services by means of a home entertainment device: The invention suggests to use a home entertainment system (1, 2, 3, 4a, 4b) for providing hearing health care services. The system for providing hearing health care services comprises a home entertainment system comprising at least one processor (10), wherein said home entertainment system is adapted to let a hearing... Agent: Pearne & Gordon LLP
20100150385 - Hearing aid which can be worn in the ear with a directional microphone: Feedback should be prevented effectively in a hearing aid which can be worn in the ear. To this end, the arrangement of two microphones, electrically interconnected to form a directional microphone, and a receiver is proposed along a straight line. The directional effect of the directional microphone is set such... Agent: Lerner Greenberg Stemer LLP
20100150387 - System and method for providing hearing assistance to a user: A system for providing hearing assistance to a user having an audio signal source, a transmission unit for transmitting audio signals from the audio signal source via a wireless right ear audio link to a right ear unit having a receiver unit and a device for stimulating the user's right... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department
20100150386 - Universal serial bus interfaces for a hearing aid: A hearing aid comprising a microphone, processing electronics connected to the microphone, a housing enclosing the processing electronics, a wireless USB controller connected to the processing electronics Other examples include method and apparatus of hearing aids with a wired USB port.... Agent: Schwegman, Lundberg & Woessner, P.A.
20100150388 - Method for feedback cancelling in a hearing device and a hearing device: A method and a hearing device for cancelling or preventing feedback are disclosed. The hearing device comprises a microphone (1), a transfer function (2) and a receiver (3), wherein the transfer function (2) defines relation between an input signal (12) of the hearing device and an output signal (13, 13′)... Agent: Pearne & Gordon LLP
20100150389 - Speaker, speaker device using the same and electronic apparatus and vehicle using the speaker: According to the present invention, there is provided a speaker for use in audio/video apparatuses and a small-sized speaker device capable of realizing preferable reproduction a bass sounds. In order to attain this, in the present invention, a pressure adjusting body is coupled to a portion of a magnetic circuit... Agent: Pearne & Gordon LLP
20100150390 - Mounting structure for speaker and flat panel display: A mounting structure for a speaker with respect to a panel (1) is provided. The mounting structure includes a speaker (20), a pair of projecting latches (10, 11) flanking a predetermined mounting region of the panel (1), and a frame member (30) which is held in fixed engagement with the... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20100150391 - Planar flexible voice coil suspension: A voice coil suspension system comprising a spider formed of flexible dielectric material defining a flexure portion configured to suspend a voice coil for axial displacement and an elongate connector portion for carrying flat electrical conductors for electrically connecting terminals of said voice coil to stationary electric contacts.... Agent: Arthur Freilich Freilich, Hornbaker & Rosen
20100150392 - Transducer motor structure and inside-only voice coil for use in loudspeakers: An electromechanical transducer 180, motor structure 200 and voice coil winding support structure or bobbin 210 are configured to protect and transport heat away from a voice coil 220 which is would solely within the interior of bobbin 210 and configured for reciprocating movement in close proximity to an extended... Agent: J. Andrew Mckinney & Assoc., LLC06/10/2010 > patent applications in patent subcategories.
20100142714 - Method and system for acoustic shock protection: An acoustic shock protection method and device are provided. A pattern analysis-based approach is taken to an input signal to perform feature extraction. A parameter space is identified, which is corresponding to, the signal space of the input signal. A rule-based decision approach is taken to the parameter space to... Agent: Perman & Green, LLP
20100142715 - Sound library and method: At least one exemplary embodiment is directed to a website configured to collect sound signatures from around the world and beyond. A communication device automatically stores acoustic information received by a microphone of the communication device. The acoustic information is analyzed for a trigger event. The trigger event stores the... Agent: Personics Holdings Inc.
20100142716 - Network audio processor: An audio circuit and associated method for enhanced intelligibility of audio content includes a first means for receiving reproduced audio content, a microphone for providing a microphone output signal in accordance with ambient noise, a second means for enabling the microphone output signal when the reproduced audio content is off,... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20100142717 - Audiometer with interchangeable transducer: An audiometer including a processor controlled test signal generator is adjustable so as to produce a uniform output signal when coupled with a transducer load. Each transducer set to be used with the test signal generator includes recordable indicia in written or electronic form, upon which correction values for adjusting... Agent: Patterson Thuente Christensen Pedersen, P.A.
20100142719 - Acoustic apparatus and method of controlling an acoustic apparatus: According to one embodiment, an acoustic apparatus comprises an electro-acoustic transducer with a first function of converting an electric signal to an acoustic signal and a second function of converting an acoustic signal to an electric signal, the electro-acoustic transducer configured to convert a measuring electric signal to a measuring... Agent: Patterson & Sheridan, L.L.P.
20100142718 - Noise cancelling headphone: A noise cancelling headphone is described. The noise cancelling headphone utilizes a low power consuming noise cancellation circuit wherein an audio input signal is directly fed into the headphone without the use of an additional headphone amplifier. The noise cancelling circuit uses a microphone to pick up ambient noise and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100142720 - Music reproducing system and information processing method: A music reproducing system has a music reproducing unit and a transducer unit connected to the music reproducing unit. The transducer unit includes a transducer, a main sensor, and attachment-state detector. The music reproducing unit includes an information processing part and a detection controller.... Agent: Wolf Greenfield & Sacks, P.C.
20100142721 - Conference audio system: Even in a conference audio system having an automatic mute release device, it is possible to reduce a delay time from an utterance to output from a speaker. The system includes: an A/D converter (33) for converting an audio signal from a plurality of microphones into a digital signal; audio... Agent: Sughrue Mion, PLLC
20100142722 - Conversation assistant for noisy environments: An infrared (IR) emitter having a broad emission pattern driven by a frequency-modulated (FM) carrier signal enables electronic communication between multiple talkers and multiple listeners. A narrow reception pattern on the listener's receiving unit combined with the inherent capture effect of FM coding provides each listener with the means of... Agent: Wilmerhale/boston
20100142723 - Multimedia switching over wired or wireless connections in a distributed environment: The present invention may include a wireless AV transmission system to support wireless transmission of AV data from an AV source device to an AV sink device. Each sink device may be associated with an AV output component, for example, a speaker. The sink devices each may have a unique... Agent: Kenyon & Kenyon LLP
20100142724 - Infotainment system with surround sound media navigation: An infotainment system is for a vehicle having a body defining an interior space. The infotainment system includes a playback device receiving and processing a plurality of sets of infotainment data. The infotainment data is organized in a hierarchy. The playback device transmits a plurality of sound signals. Each sound... Agent: Panasonic Automotive System Company Of America
20100142725 - Method and system for sound monitoring over a network: A mobile communication (100) can include a mobile device (160) to measure and send sound pressure level data. The Mobile device (160) can initiate the collection of audio information responsive to detecting a trigger event. Mobile device (160) can measure or calculate the sound pressure level from the audio information.... Agent: Greenberg Traurig, LLP (dc/orl)
20100142726 - Noise cancellation earphone: An active noise cancellation earphone (1) has an acoustic path including a cavity (36) and a pipe (20) leading to the auditory canal (40) which are arranged to form an oscillator in use which has the effect of recovering the open loop system phase characteristics at a selected frequency or... Agent: Jackson Walker, L.L.P.
20100142727 - Sound processing methods and apparatus: A sound processing method includes transforming an input signal from a time domain to a frequency domain to produce a spectrum, detecting a peak of the spectrum, calculating a target attenuation amount based on one of the input signal and the spectrum, calculating attenuation amounts of respective frequency components of... Agent: Fujitsu Patent Center C/o Cpa Global
20100142728 - Information processing apparatus processing notification sound and audio-based contents, and information processing method thereof: In a user terminal, a reproducing unit reads out from a music file memory unit a music file selected and input by a user and reproduces the music file. In a normal reproduction, an output unit outputs the reproduced sound as an audio. When a notification information reception unit receives... Agent: Gibson & Dernier LLP
20100142729 - Sound volume correcting device, sound volume correcting method, sound volume correcting program and electronic apparatus: A sound volume correcting device includes: a first component gain control unit configured to control a gain of a main first component signal, which contains a part of a plurality of audio components as a main component, out of input audio signals including the plurality of audio components and outputting... Agent: Wolf Greenfield & Sacks, P.C.
20100142730 - Crossfading of audio signals: A technique is disclosed to implement crossfading of audio tracks. In one embodiment, the function describing the fade out of the ending audio track and/or the slope describing the fade in of the beginning audio track may be altered to increase the perceptible overlap of the two tracks. In another... Agent: Apple Inc. C/o Fletcher Yoder, PC
20100142731 - Method and an apparatus for processing an audio signal: A method of processing an audio signal, comprising: receiving a downmix signal, a residual signal and object information; extracting at least one of a background-object signal and a foreground-object signal from the downmix signal using the residual signal; receiving mix information comprising gain control information for the background-object signal; generating... Agent: Birch Stewart Kolasch & Birch
20100142732 - Microphone array: A sound capture device comprises a symmetric microphone array that includes non-radially-oriented directional sensors (101). The device typically derives a spherical harmonic representation of the incident sound field, and affords higher signal-to-noise ratios and better directional fidelity than prior arrays, across a wide range of audio frequencies.... Agent: Buckley, Maschoff & Talwalkar LLC
20100142733 - Apparatus and method for generating directional sound: An apparatus and method for generating directional sound are provided to output sound towards a specific sound zone. The apparatus includes an internal loudspeaker array having at least one sound source and edge loudspeakers, each with a sound source having directivity, located at respective ends of the internal loudspeaker array.... Agent: North Star Intellectual Property Law, PC
20100142734 - Vehicle-mounted three dimensional sound field reproducing unit: In correspondence with the left and right external ears of a listener occupying a seat, a three dimensional sound field reproducing unit includes at least more than two speakers disposed on a headrest on the top of a backrest of the seat, and three dimensional signal processing means which converts... Agent: Birch Stewart Kolasch & Birch
20100142735 - Audio apparatus and signal calibration method thereof: An audio system to calibrate an audio signal based on a wirelessly received signal, and a signal calibration method are provided. The audio system includes a sound output unit to output a sound corresponding to a received audio signal. A transceiver is connected to an external device to enable wireless... Agent: Stanzione & Kim, LLP
20100142736 - Hearing device with user control:
20100142737 - Method for assisting a user of a hearing system and corresponding hearing system: The hearing system comprises at least one request-receiving unit for receiving requests for assistance from a user and an assistance unit operationally connected to the request-receiving unit adapted to carrying out an assistance function providing assistance for the user. The assistance unit is adapted to carrying out an analysis of... Agent: Pearne & Gordon LLP
20100142738 - Remote control of hearing assistance devices: The present disclosure relates to methods and apparatus of communicating instructions to a hearing assistance device, such as a hearing aid. In various embodiments instructions are formed using tones sent to the hearing assistance device. The instructions can be used to control the operation of the hearing assistance device. The... Agent: Schwegman, Lundberg & Woessner, P.A.
20100142739 - Insertion device for deep-in-the-canal hearing devices: The invention provides a device and method for inserting a deep-in-the-ear-canal (DIC) hearing aid into the ear canal. The method may be performed by a DIC hearing aid user self-inserting the hearing aid or by a second person assisting the user. Embodiments of a DIC hearing aid insertion device include... Agent: Shay Glenn LLP
20100142740 - Hearing aid wireless communication adaptor: The present invention relates to a new apparatus for interconnection with a hearing aid, such as a Behind-The-Ear hearing aid. The apparatus provides wireless communication, e.g. in accordance with the Bluetooth standard, between the hearing aid and another device, such as a mobile phone. The apparatus has a housing with... Agent: VistaIPLaw Group, LLP (gn Resound)
20100142741 - loudspeaker: A speaker with an embedded sound enhancement module includes a magnet, a pole piece positioned within the magnet, a sleeve surrounding the pole piece, a conductive wire coil wound around the sleeve between the magnet and the pole piece, a dust cap or diaphragm attached to a circumference of the... Agent: Kevin J. Mcneely, Esq.
20100142742 - Microphone unit: A microphone unit includes: a housing; a diaphragm which is disposed in the inside of the housing; and an electric circuit portion which processes an electric signal that is generated based on a vibration of the diaphragm. In the housing, a first sound guide space which guides a sound outside... Agent: Morgan Lewis & Bockius LLP
20100142743 - Voice input apparatus: A microphone unit is disposed in the inside of a first housing of a voice input apparatus. The microphone unit includes: a second housing; a diaphragm which is disposed in the inside of the second housing; and an electric circuit portion which processes an electric signal that is generated based... Agent: Morgan Lewis & Bockius LLP
20100142744 - Board mounting of microphone transducer: A portable communication device assembly comprising a housing and a PCB provided therein. A microphone is provided at least partly within an aperture in the PCB, which aperture is positioned adjacent to a sound input of the housing. The microphone may be attached to a carrier element also attached to... Agent: Nixon Peabody, LLP
20100142746 - Earphone: An earphone has a casing that consists of a base housing (12) and a rear housing (10). The base housing and the rear housing enclose the speaker of the earphone and the base housing has an orifice (19) in it so that a wire carrying an audio signal could be... Agent: Wolf Greenfield & Sacks, P.C.
20100142745 - Electronic device: An electronic device includes a housing, a printed circuit board mounted within the housing, an earphone and a cable storing compartment. The earphone includes a connecting cable and a head member. One end of the connecting cable is connected to the printed circuit board, the other end is connected to... Agent: PCe Industry, Inc. Att. Steven Reiss
20100142747 - Thermal management system for speaker system having vented frame for establishing air passages: A thermal management system improves thermal property of the speaker system by promoting air circulation to cool the speaker system. The thermal management system includes a speaker frame, an air guide formed on the speaker frame for guiding the air, a ventilation slit formed on the air guide which penetrates... Agent: Yasuo Muramatsu Muramatsu & Associates06/03/2010 > patent applications in patent subcategories.
20100135500 - Method and system for providing binaural hearing assistance: A method of providing binaural hearing assistance to a user, comprising: capturing audio signals at an ear unit worn at each side of the users head; defining a target signal with regard to background noise; determining the difference in the target-signal-to-background-noise ratio of the audio signals captured at the each... Agent: Conley Rose, P.C. David A. Rose
20100135501 - Calibrating at least one system microphone: A system including at least one system microphone, a processor connected to computer readable memory and the at least one system microphone, a measurement microphone connected to the processor, at least one audio speaker, a signal generator connected to the processor and configured to produce signals from the at least... Agent: Hewlett-packard Company Intellectual Property Administration
20100135502 - Spl dose data logger system: A method for using an earpiece (800) in a work environment is provided. The earpiece (800) attenuates sound from the work environment to the user's ear. The earpiece (800) includes an ear canal microphone (820) for measuring a sound pressure level in an ear canal of the user. Sound pressure... Agent: Personics Holdings Inc.
20100135503 - Method and apparatus for controlling directional sound sources based on listening area: Sound can be listened to only in a listening area by maximizing a sound energy difference between a listening area and a non-listening area while maximizing sound radiation efficiency of each sound source. Accordingly, realistic sound can be provided to listeners without causing auditory disturbance to third parties, and maximal... Agent: Ampacc Law Group
20100135504 - Foldable wireless voice muffling device for mobile communications: A handheld foldable voice-muffling device using passive noise silencing materials to dampen noise and a microphonic transceiver to transmit a user's speech and receive incoming signals allowing him to wirelessly communicate with another person or other communication devices without causing a disturbance to others in his surrounding area.... Agent: Irving Almagro
20100135505 - Very high intelligibility mass notofication system: A mass notification system (MNS) loudspeaker having very high intelligibility. The MNS loudspeaker includes a plurality of transducers arranged in a symmetric pattern around an axis, so as to produce a substantially cylindrical wave front of sound pressure. The loudspeakers are coupled to a cap, and form a cylinder whose... Agent: Richard C. Calderwood
20100135506 - Microphone unit: There is provided a microphone unit having a housing, a damping element which is fastened to the housing and an adaptor unit for fastening in a flash shoe of a camera. The damping element is provided between the housing and the adaptor unit.... Agent: Townsend And Townsend And Crew, LLP
20100135507 - Clipping prevention device and clipping prevention method: A clipping prevention device, includes: a compression section adapted to compress an input digital audio signal level; a digital-analog conversion section adapted to operate at a predetermined first operating voltage and convert the digital audio signal into an analog audio signal; an electronic volume control adapted to operate at a... Agent: Lerner, David, Littenberg, Krumholz & Mentlik
20100135508 - Integrated circuit attached to microphone: The invention provides an integrated circuit attached to a microphone. In one embodiment, the integrated circuit comprises a buffer, a gain stage, an analog-to-digital converter (ADC), and a memory module. The buffer buffers a first signal generated by the microphone, and outputs the first signal as a second signal. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100135509 - Zeleny sonosphere: Inverse speaker systems comprise a plurality of individual sound-reproducing elements arranged in a substantially spherical arrangement. These inverse speaker systems are useful for applying sound to a human body.... Agent: Duane Morris LLP
20100135510 - Apparatus for generating and playing object based audio contents: Disclosed is an object based audio contents generating/playing apparatus. The object based audio contents generating/playing apparatus may include an object audio signal obtaining unit to obtain a plurality of object audio signals by recording a plurality of sound source signals, a recording space information obtaining unit to obtain recording space... Agent: Ladas & Parry LLP
20100135511 - Hearing aid algorithms: The invention relates to a method of operating an audio processing device. The invention further relates to an audio processing device, to a software program and to a medium having instructions stored thereon. The object of the present invention is to provide improvements in the processing of sounds in listening... Agent: Birch Stewart Kolasch & Birch
20100135512 - Wireless communication system: A communication system having at least one user worn receiver unit for receiving audio signals via a wireless audio link connected to a stimulating means for stimulating the user's hearing according to audio signals received via the audio link; and a plurality of user worn transmission units and a microphone... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department
20100135513 - Radio frequency shielding for receivers within hearing aids and listening devices: Method and apparatus are disclosed for reducing or eliminating the interference produced by a receiver in a listening device, such as a hearing aid. The method and apparatus of the invention involves placing an electrically conductive shield around the receiver. Such a shield helps suppress the electromagnetic signals emitted by... Agent: Schwegman, Lundberg & Woessner, P.A.
20100135514 - Microphone: There is provided a microphone comprising a housing (2) which has at least one sound inlet opening (3) to connect the internal volume of the housing (2) with the volume surrounding the housing (2), and a first electroacoustic transducer (4) and a second electroacoustic transducer (5) which are symmetrically arranged... Agent: Townsend And Townsend And Crew, LLP
20100135515 - Headphones: A headphones arrangement comprising an ear piece arranged to accommodate at least a part of an audio player and storage device therein along with a loud speaker, the housing incorporating a peripheral seal as an effective moisture barrier to ingress of moisture within the housing.... Agent: Chernoff, Vilhauer, Mcclung & Stenzel, LLP
20100135517 - Earpiece and earphone: There is provided an earpiece comprising: a main unit having a cylindrical shape having made therein a through hole that can allow sound to be transmitted therethrough; a cap portion that has a film-like shape which is formed to extend from all around a front-end surface, in a direction of... Agent: Wolf Greenfield & Sacks, P.C.
20100135516 - Loudspeaker system: A loudspeaker system according to the present invention includes a cabinet, a loudspeaker unit attached to an opening formed in the cabinet, a gas adsorber provided in the cabinet and operable to physically adsorb gas in the cabinet to equivalently increase a volume of an inside of the cabinet, and... Agent: Wenderoth, Lind & Ponack L.L.P.
20100135518 - Speaker monitor: The cradle mounted monitors allow the performing musician to have Monitors of 100 watts or more that can be used on smaller stages. These Adjustable angle monitors allow musicians to place the monitor in very close Proximity to themselves and yet still be able to hear the monitors full sound... Agent: Fredrick L Jordan, Jr.
20100135519 - Loudspeaker made from films: The invention is distinguished in that, with the second electrically conductively coated diaphragm sheet (2), the first electrically conductively coated diaphragm sheet (1) forms a sandwich which extends simply over the active loudspeaker surface, around a first elastic and nonconductive interlayer (5).... Agent: Connolly Bove Lodge & Hutz, LLP
20100135520 - Diaphragm and speaker device: A diaphragm and a speaker unit which can prevent generation of abnormal sound by suppressing rolling phenomenon. The speaker unit has a diaphragm. The diaphragm includes a portion for supporting a voice coil, and a sound emitting portion formed continuously to one end thereof. The voice coil supporting portion has... Agent: Young & ThompsonPrevious industry: Cryptography
Next industry: Image analysis
RSS FEED for 20150611:
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.
Advertise on FreshPatents.com - Rates & Info
FreshPatents.com Support - Terms & Conditions
Results in 0.22221 seconds