Electrical audio signal processing systems and devices patents - Monitor Patents
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Electrical audio signal processing systems and devices July category listing 07/09

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
07/30/2009 > patent applications in patent subcategories. category listing

20090190766 - Multi-channel audio enhancement system for use in recording playback and methods for providing same: An audio enhancement system and method for use receives a group of multi-channel audio signals and provides a simulated surround sound environment through playback of only two output signals. The multi-channel audio signals comprise a pair of front signals intended for playback from a forward sound stage and a pair... Agent: Knobbe Martens Olson & Bear LLP

20090190767 - System and method for a device sound interface manager: A system for regulating the volume and frequency content of audio producing devices, the system includes: one or more noise making objects (NMO) configured with individual sound control devices in electrical communication with a noise management server and one or more audio producing devices configured with individual sound control devices;... Agent: Cantor Colburn LLP - IBM Fishkill

20090190768 - Sound channel detection circuit: A sound channel detection circuit includes a amplifier circuit and a LED. The amplifier circuit has an input connected to a connector for receiving an AC voltage signal and an output. The LED has an anode connected to the output of the amplifier circuit and a cathode connected to ground,... Agent: PCe Industry, Inc. Att. Steven Reiss

20090190769 - Sound quality by intelligently selecting between signals from a plurality of microphones: Sound signal reception is improved by utilizing a plurality of microphones to capture sound signals which are then weighed to dynamically adjust signal quality. A first sound signal and a second sound signal are obtained from first and second microphones, respectively, where the first and second sound signals originate from... Agent: Qualcomm Incorporated

20090190770 - Audio privacy apparatus and method: Apparatus and Method for canceling or reducing voice sounds produced during a conversation by the user of a cellular telephone or other communication device such that other persons close to the user cannot hear the users voice and is not disturbed by the conversation.... Agent: James Kesterson Slater & Matsil LLP

20090190771 - Acoustic transducer device: A noise attenuation device comprising a first tube for receiving an acoustic signal, a first housing defining a first cavity between a first surface and a second surface, the first tube being coupled to the first housing at the first surface for conducting the acoustic signal into the first cavity,... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090190772 - Method for processing sound data: Masking thresholds are obtained for each frequency component of sound data and ambient noise. It is determined whether each frequency component of the sound data is masked by at least one of the other frequency components of the sound data. It is further determined whether each frequency component of the... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090190773 - Audio playback system: Provided is an audio playback system, which reduces a restriction on a place of installation and which reduces the dispersion of characteristics of sound pressures in a low frequency range due to the seats in a passenger interior of a vehicle so that a comfortable bass sound can be enjoyed... Agent: Greenblum & Bernstein, P.L.C

20090190774 - Enhanced blind source separation algorithm for highly correlated mixtures: An enhanced blind source separation technique is provided to improve separation of highly correlated signal mixtures. A beamforming algorithm is used to precondition correlated first and second input signals in order to avoid indeterminacy problems typically associated with blind source separation. The beamforming algorithm may apply spatial filters to the... Agent: Qualcomm Incorporated

20090190775 - Microphone arrangement comprising pressure gradient transducers: A microphone arrangement includes pressure gradient transducers that include a diaphragm. Each pressure gradient transducer has a first sound inlet opening that leads to a front portion of the diaphragm and a second sound inlet opening that leads to a back portion of the diaphragm. The directional characteristic of each... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20090190777 - Microphone arrangement having more than one pressure gradient transducer: A microphone arrangement includes multiple pressure gradient transducers having an acoustic center, a first sound inlet opening leading to a front of a diaphragm, and a second sound inlet opening leading the back of the diaphragm. A directional characteristic of the pressure gradient transducers includes an omni portion and a... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20090190776 - Synthesizing a microphone signal: A method synthesizes a microphone signal from a coincident microphone arrangement through multiple pressure gradient transducers. The pressure gradient transducers have directional characteristics that include an omni portion and a figure-eight portion. The direction of maximum sensitivity of the transducers lies within in a main direction. The method synthesizes a... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20090190778 - Method and system for assigning independent audio volume settings to components, channels, and media content: A method for amplifier volume specification and control, the method includes: applying an initial volume level to an amplifier; determining one or more of: which A/V component has been selected for use, which channel or frequency is being outputted, and the type of outputted A/V content; modifying the initial amplifier... Agent: Cantor Colburn LLP - IBM Fishkill

20090190779 - Method and apparatus to automatically control audio volume: A method includes comparing a magnitude value of an audio signal in a fixed unit section with a target volume level, measuring audio gain in each fixed unit section using specific functions which are each determined to be different according to a ratio of the target volume level to the... Agent: Stanzione & Kim, LLP

20090190780 - Systems, methods, and apparatus for context processing using multiple microphones: Configurations disclosed herein include systems, methods, and apparatus that may be applied in a voice communications and/or storage application to remove, enhance, and/or replace the existing context.... Agent: Qualcomm Incorporated

20090190781 - Bone-conduction handset: The object is to provide a bone-conduction handset, which has its main body (1) sufficiently isolated from a bone-conduction speaker unit (3) so that: the chances that howling and sound leaking may occur are reduced; and, the handset is improved in easiness in use. In the handset, the speaker unit... Agent: Schmeiser, Olsen & Watts

20090190782 - Vibration transducer: A vibration transducer includes a substrate, a diaphragm formed using deposited films having conductive property, which has a plurality of arms extended from the center portion in a radial direction, a plate formed using deposited films having conductive property, and a plurality of diaphragm supports formed using deposited films, which... Agent: Pillsbury Winthrop Shaw Pittman LLP

20090190783 - Speaker set for portable electronic device: A speaker set includes a hollow shell, a back cover, and a loudspeaker. The shell includes at least one partition wall dividing an inner space of the shell into a first chamber, a second chamber, and a third chamber. The loudspeaker is packaged between the shell and the back cover.... Agent: PCe Industry, Inc. Att. Steven Reiss

20090190784 - multi chamber ported stereo speaker: A method and apparatus for a multi-chamber ported stereo speaker is disclosed. The stereo speaker is a single unit with multi-chambers in an enclosure box. The multi chamber ported speaker comprises an enclosure housing a shared acoustic chamber having an external port for allowing air external of the enclosure box... Agent: Creative Labs, Inc. Legal Department

20090190785 - Size adjustable device and method: One or more embodiments may provide for a size adjustable earphone that may include a foldable sleeve attached to an earphone housing. A first end of the foldable sleeve may embrace the earphone housing, where an opposite second end of the foldable sleeve may be adapted to be folded. The... Agent: Harrity & Harrity, LLP

20090190786 - Audiometric devices: A method includes adhering an audiometric device to a surface of an ear or to an ear canal, the audiometric device including an adhesive contacting the surface of the ear or the ear canal; and conducting an audiometric procedure with the audiometric device adhered to the surface of the ear... Agent: Choate, Hall & Stewart LLP

20090190787 - Speaker: A speaker apparatus comprising a speaker housing member and a supporting bracket that can be easily installed on a spa or any other desired supporting surface. The speaker apparatus is configured such that the speaker housing member can move between a plurality of different positions relative to the supporting bracket,... Agent: Knobbe Martens Olson & Bear LLP

20090190788 - Speaker set for portable electronic device: A speaker set configured for a portable electronic device includes a hollow shell, a back cover, and a loudspeaker sandwiched between the shell of the back cover. The shell includes a first chamber, a second chamber, a third chamber and a fourth chamber. The second and third chambers are positioned... Agent: PCe Industry, Inc. Att. Steven Reiss

20090190789 - Method and device for detecting a displacement and movement of a sound producing unit of a woofer: A system for adjusting a response of a loudspeaker system. The system includes a woofer installed in a housing. The woofer includes a woofer cone. A transmitter for transmitting an ultrasonic audio signal towards the woofer cone. A receiver for receiving the ultrasonic audio signal. A detection unit for determining... Agent: Venable LLP

20090190790 - Speaker device and television set: A speaker device includes a speaker and a connecting component. The speaker has a pair of input terminals spaced apart with a first predetermined distance therebetween. The connecting component electrically couples the speaker to a printed circuit board. The connecting component has a relay-use printed circuit board and a pair... Agent: GlobalIPCounselors, LLP

20090190791 - Acoustic transducer comprising a plurality of coaxially arranged diaphragms: An acoustic transducer comprises one or more electromagnetic motors that drive one or more sets of multiple diaphragms to provide acoustically efficient loudspeaker systems having dimensions that allow use in applications that would be difficult or impossible with traditional transducers. The diaphragms may be driven directly, inertially or fluidically. If... Agent: Gallagher & Lathrop, A Professional Corporation

20090190792 - Dampening mechanism for a micro speaker: A speaker comprises a diaphragm, a drive assembly for producing movement of said diaphragm responsive to an applied electrical signal to generate audible sounds, and at least one mechanical dampener applied to a surface of the speaker to dissipate energy when the dampener is impacted by said diaphragm.... Agent: Coats & Bennett/sony Ericsson

20090190793 - Speaker device: An annular adhesive receiver 8 is disposed in a peripheral surface of a voice coil bobbin 7 around which the voice coil 6 is wound, and an inner peripheral edge 11a of the drive cone 11 is accommodated in the adhesive receiver 8. The drive cone 11, the adhesive receiver... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090190794 - Acoustic transducer: This invention relates to acoustic drivers with stationary and moving coils. Time varying signals are applied to the moving and stationary coils to control the movement of a diaphragm, which produces audible sound. The time varying signals correspond to an input audio signal such that the sound corresponds to the... Agent: Bereskin And Parr

07/23/2009 > patent applications in patent subcategories. category listing

20090185694 - Loudspeaker interconnect terminal: A loudspeaker interconnect terminal for selectively coupling a plurality of loudspeaker drivers to a monophonic source and a stereophonic source. The terminal includes a body defined by a first side and a second side, and first and second sets of input terminals disposed on a respective one of the first... Agent: Stetina Brunda Garred & Brucker

20090185693 - Multichannel sound rendering via virtualization in a stereo loudspeaker system: A speaker virtualization system provides virtual surround sound using a pair of physical loudspeakers. A multiple surround audio channels input is processed using a combination of head related transfer functions and shaped reverberation to provide widening and front/back auditory clues without requiring any kind of interaural path cancellation. The system... Agent: Klarquist Sparkman LLP

20090185695 - Method and system for clock drift compensation: Different sampling rates between a playout unit and a capture unit are compensated for via a system, method and computer program product. The playout unit receives samples from a computational unit, and the capture unit sends samples to the computational unit. A playout FIFO buffer operates in a playout time... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090185696 - Sound signal transmitter-receiver: A sound signal transmitter-receiver includes a differential microphone for receiving sounds respectively at first and second points to convert the receiving sounds into a transmission sound signal; a transmission-reception unit for receiving an incoming signal as a reception sound signal; an addition unit for adding the reception sound signal from... Agent: Osha Liang L.L.P.

20090185697 - Portable sound recorder: A portable sound recorder has a body case, a left microphone and a right microphone held rotatably by the body case. An inwardly arcuate microphone receiving cavity is formed at each upper corner of the body case. The microphone receiving cavity is configured to elevate a rear side end of... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090185698 - Structure of an andio device: An audio device or system includes a housing which accommodates a circuit board having a micro control unit located within the housing, at least a speaker, and at least an optical trace detecting module coupled to the micro control unit. The optical trace detecting module at least has a light... Agent: Bacon & Thomas, PLLC

20090185699 - Bone conduction headset: This invention is about bone conduction headset, method of bone conduction method and eardrum, it has hearing-aid function, provide bone conduction headset which is folded compactly using first and second extension part, first and second hinge part and hinge axis, also provide bone conduction headset which is received and output... Agent: John W. Renner Renner, Otto, Boisselle & Sklar

20090185700 - Vibration transducer and manufacturing method therefor: A vibration transducer (or a pressure transducer) is constituted of a cover, a plate, a diaphragm, and a substrate having a back cavity. The diaphragm is positioned above the substrate so as to cover the opening of the back cavity. The plate has a radial gear-like shape constituted of a... Agent: Pillsbury Winthrop Shaw Pittman LLP

20090185701 - Flexible piezoelectric sound-generating devices: A sound-generating device comprises a first enclosure having at least one first electrode and a first piezoelectric layer, a first terminal of an audio signal output being coupled to the at least one first electrode of the first enclosure, a second enclosure having at least one first electrode and a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090185702 - Method of selecting one of dual antennas: A wireless headphone assembly has left and right speakers attached to ends of a headphone body, and at least two antennas, e.g., one located at each speaker. Reception can be improved by selecting a “best” one of the antennas based on a quality metric.... Agent: Rogitz & Associates

20090185703 - Hearing aid adjusting apparatus, hearing aid, and program: A hearing aid adjusting apparatus 104 for adjusting a parameter of a hearing aid 101 has an input device 201 for accepting an operation input, a storage 203 for storing the parameter every predetermined surrounding setting, a controller 202 for controlling the parameter every the surrounding setting, and a display... Agent: Panasonic Patent Center

20090185704 - Hearing aid adapted to a specific type of voice in an acoustical environment, a method and use: A hearing aid having a microphone for converting an ambient sound signal to an electric sound signal, a voice detector adapted to determine if a voice is present in said electric sound signal and a frequency analyzer to determine a fundamental frequency of a voice present in said electric sound... Agent: Buchanan, Ingersoll & Rooney PC

20090185705 - Headphone: There is provided a headphone having a pair of units being attached to both ends of a band, and at least one of the units being made slidable relative to the band. The headphone comprises a slider that supports the unit, accommodates a part of a code for connecting end... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090185706 - Headphone: There is provided a headphone including: a housing that accommodates a driver unit; a sound guiding tube that protrudes from the housing in a predetermined direction and guides a sound generated from the driver unit to an external auditory canal; and a hanger that rotatably supports the housing via a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090185707 - Audio headset assembly with built-in jack: Provided are, among other things, a variety of different audio headset assemblies. According to one embodiment, an audio headset assembly includes: a plug configured to mate with an audio device jack; an audio headset; a cord that electrically couples the plug to the audio headset; and a jack that (1)... Agent: Joseph Swan, A Professional Corporation

20090185708 - System and method for controlling the speed of a rotating speaker: A method for using a device that has a user interface to control the speed of a rotating sound speaker, which has rotating rotors, between predetermined speeds, is disclosed herein. The method includes the steps of providing a user input through the user interface, adjusting some parameters associated with the... Agent: Martin E. Jerisat

20090185709 - Bandpass box in the supporting structure of a vehicle: A sound system which has, for example, a radio, a cassette and a CD player is usually already installed in cars as standard or as an option. In addition, a better sound system comprises a box system which has a tweeter and a woofer. In order to provide a speaker... Agent: Patent Central LLC Stephan A. Pendorf

20090185710 - Audio speaker: An audio speaker is implemented as a front or rear mounting type speaker. In one embodiment, the front mounting type speaker includes a U yoke; a frame mounted on the top periphery of the U yoke; a magnet secured onto the bottom of the U yoke; a pole piece mounted... Agent: Nikolai & Mersereau, P.A.

20090185711 - Speaker unit: To provide a speaker unit capable of being thinned much further. A speaker unit 1 includes a voice coil 6 through which an input signal is passed, a voice coil bobbin 5 for converting the input signal flowing through the voice coil 6 into a mechanical reciprocating movement, a diaphragm... Agent: Eric Robinson

07/16/2009 > patent applications in patent subcategories. category listing

20090180623 - Communication devices: The disclosure relates to communication devices which monitor an audio environment at a remote location and convey to a user a representation of that audio environment. The “representation” may be an abstraction of the audio environment at the remote location or may be a measure of decibels or some other... Agent: Lee & Hayes, PLLC

20090180625 - Automotive virtual surround audio system: An automotive virtual surround audio system is implemented in an automobile to receive left- and right-channel audio sources. A synthesizer receives the left- and right-channel audio sources to extend the sources into temporary rear-left and rear-right audio sources. A weighting device receives the left- and right-channel audio sources to perform... Agent: Bacon & Thomas, PLLC

20090180626 - Signal processing apparatus, signal processing method, and storage medium: A signal processing apparatus includes a low-pass-filter processing unit configured to perform processing for limiting a band of an input audio signal on the basis of a cutoff frequency; a high-pass-filter processing unit configured to perform processing for limiting a band of the input audio signal on the basis of... Agent: Wolf Greenfield & Sacks, P.C.

20090180624 - Voice processor, voice processing method, program, and information recording medium: A calculating unit (201) arranges a three-dimensional spatial body containing a listening point within a virtual space in a voice processor (200). The three-dimensional spatial body is constituted by a group of predetermined unit figures. The calculating unit (201) acquires a distribution of a region and an amount of overlap... Agent: Townsend And Townsend And Crew, LLP

20090180627 - active sound blocker: A noise reduction system for actively blocking a noise source for a means of transport. The noise reduction system comprises at least one counter sound source and at least one intensity sensor. The at least one counter sound source and the at least one intensity sensor are arranged in a... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090180630 - Electronic device circuitry for communicating with accessories: Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons and other user interfaces may be included in the accessories. An accessory may have an audio plug that connects to a... Agent: G. Victor Treyz

20090180629 - Methods of calibrating tone-based communications systems: Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons and other user interfaces may be included in the accessories. An accessory may have an audio plug that connects to a... Agent: G. Victor Treyz

20090180631 - Personal sound system for display of sound pressure level or other environmental condition: A cell phone providing a display of sound pressure level or other environmental condition is described. An ear-level module, which includes a microphone or other sensor, and processing resources for analyzing the input from the microphone to provide a measure of an environmental condition, such as sound pressure level, at... Agent: Haynes Beffel & Wolfeld LLP

20090180628 - System and method for conditioning a signal received at a mems based acquisition device: A system and method for monitoring for a specified frequency band is disclosed. The technology initially utilizes a micro-electromechanical system (“MEMS”) based acquisition device to monitor an environment. The MEMS device receives a signal from the environment, and generates an input signal comprising an electronic representation of the received environmental... Agent: Wagner Blecher LLP

20090180632 - Method and apparatus in an audio system: A method and apparatus in a sound-reproduction system, in which method an electrical calibration signal is formed, an audio signal is formed in the loudspeaker from the calibration signal, the response of the audio signal is measured and analysed, and the loudspeaker system is adjusted on the basis of the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090180633 - Sound emission and collection apparatus and control method of sound emission and collection apparatus: A level ratio calculation circuit calculates average signal level data of signal level data corresponding to each sound collection beam signal, and calculates a level ratio between the average signal level data and each of the signal level data. Since a diffraction sound is substantially equal to all the signal... Agent: Rossi, Kimms & Mcdowell LLP.

20090180634 - Musical instrument effects processor: Arrangement and method for controlling the order and selection of audio effect components using of a user-controlled crosspoint switch device. A user interface controls a processor which in turn controls the crosspoint device to set a plurality of switches forming a matrix therein, thereby allowing arbitrary control over the order... Agent: Brian Roffe, Esq

20090180637 - Fan noise canceling system: In a fan noise canceling system, a feedforward signal generated when a fan speed change occurs and a feedback signal read by a sensor are sent to a signal amplifying unit for signal amplification, and the amplified signals are then sent to a signal converting unit for converting into a... Agent: Nikolai & Mersereau, P.A.

20090180636 - Communication machine room wideband noise suppression system: In a communication machine room wideband noise suppression system, a sensing unit detects a noise source produced by a fan during the operation thereof and generates a noise input signal and a feedback signal, which are sent to a signal amplifying unit for signal amplification. The amplified signals are then... Agent: Nikolai & Mersereau, P.A.

20090180635 - Method and apparatus for attenuating fan noise through turbulence mitigation: Some embodiments of the present invention provide a system that attenuates noise from a fan exhaust of a computer system. During operation, the system monitors the noise from the fan exhaust and calculates a frequency spectrum of the noise from the monitored noise. Next, the system generates an antiphase spectrum... Agent: Pvf -- Sun Microsystems Inc. C/o Park, Vaughan & Fleming LLP

20090180640 - Headphone amplifier circuit: The present invention provides a headphone amplifier circuit capable of canceling the influence of a parasitic resistance developed thereinside thereby to improve channel separation and increase output amplitude thereof. When audio signals respectively inputted to minus input terminals via resistors are amplified by inverting amplifiers each having a negative feedback... Agent: Volentine & Whitt PLLC

20090180639 - Media player system, media player, earphone, and method thereof: A media player system includes a media player and an earphone. The media player is used for outputting audio signals to the earphone. The earphone includes an earpiece and a sensor. The sensor is used for detecting whether the earpiece is in the ear. The sensor outputs second predetermined signals... Agent: PCe Industry, Inc. Att. Steven Reiss

20090180638 - Method and system for wireless headset instant on capability during battery charging: Methods and systems for wireless headset instant on capability during battery charging are disclosed and may include powering a wireless headset so that it may be operable to transmit/receive wireless signals during charging. The headset may be powered via an external charger and may be coupled to the headset via... Agent: Mcandrews Held & Malloy, Ltd

20090180641 - Method and apparatus for transmitting and receiving data using a phase or frequency modulated audio signal: A method and system for transmitting and receiving a data stream using a phase or frequency modulated audio signal wherein an audio signal is modulated in at least one of phase and frequency according to the data stream and wherein the modulated audio signal is outside the range of human... Agent: Intellectual Property Development Jack Ivan J'maev

20090180642 - Accessory adapter with user input interface: Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons and other user interfaces may be included in the accessories. An accessory may have an audio plug that connects to a... Agent: G. Victor Treyz

20090180643 - Electronic device circuitry for communicating with accessories: Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons and other user interfaces may be included in the accessories. An accessory may have an audio plug that connects to a... Agent: G. Victor Treyz

20090180644 - Integrated and programmable microphone bias generation: A disclosed embodiment is a programmable integrated circuit such as an audio processor or a base band processor for generating a low noise and programmable microphone bias voltage or current. The programmable integrated circuit generates a programmable reference input, where the reference input is programmably generated from at least one... Agent: Farjami & Farjami LLP

20090180645 - System and method for deploying filters for processing signals: A system, method and computer-readable medium are disclosed for using filters signal processing. The system includes a module that calculates a filter for each of a plurality of frequency bands, a module that groups the filters into a plurality of groups, a module that determines a representative filter for each... Agent: At & T Legal Department - Ndq

20090180646 - Wearable tactile subwoofer and its use: This invention relates to a wearable tactile subwoofer. The invention also relates to a wearable device for listening to music and for enhancing other audio and audio including experiences and a method of listening to music and enhancing other audio and audio accompanied experiences in humans.... Agent: George Whitwell

20090180647 - Microphone with backside cavity that impedes bubble formation: A MEMS microphone has a backplate, a diaphragm movable relative to the backplate, and a backside cavity adjacent to the backplate or the diaphragm. The backside cavity has sidewalls with at least one rib protruding inward toward a center of the backside cavity.... Agent: Bromberg & Sunstein LLP

20090180648 - Speaker device and speaker unit: A simple structure will achieve dissipation of heat from the area inside a voice-coil bobbin and a diaphragm without a reduction in sound quality, in which a process for assembling a speaker device with high accuracy is performed in a simple operation. A speaker device comprises a recess-shaped frame 5... Agent: Arent Fox LLP

20090180649 - Method and system for switched battery charging and loading in a stereo headset: Methods and systems for wireless communication are disclosed and may include controlling a loading and/or a charging of a battery source in each earpiece of the wireless stereo headset. The loading control may include switching between the battery sources powering the headset. A remaining power level may be monitored for... Agent: Mcandrews Held & Malloy, Ltd

20090180650 - Method and apparatus for the configuration of setting options on a hearing device: The invention relates to a method and an apparatus for the configuration of at least one adjustment option on a hearing device, with the hearing device wearer having the task of setting the hearing device by ear with the aid of the adjustment option to be configured such that a... Agent: Siemens Corporation Intellectual Property Department

20090180651 - Wireless communications protocol: Systems and methods are provided to wirelessly communicate with a wireless communication protocol. One aspect of the present subject matter relates to a method performed by a hearing instrument for a user. According to various embodiments, local sound is converted into a processed acoustic signal for the user of the... Agent: Schwegman, Lundberg, Woessner & Kluth, P.a

20090180652 - Tinnitus rehabilitation device and method: A tinnitus method and device for providing relief to a person suffering from the disturbing effects of tinnitus is described. The method can be implemented entirely in software to spectrally modify an audio signal in accordance with a predetermined masking algorithm which modifies the intensity of the audio signal at... Agent: Jones Day

20090180653 - Hearing aid: A hearing aid includes a first portion adapted for behind-the-ear placement having a microphone, a second portion adapted for in-the-canal placement having a receiver and a cable that couples the first portion to the second portion, the cable having an adjustable length.... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20090180654 - Hearing aid with an elongate member: The present invention relates to a hearing aid with a housing for accommodation of a signal processor for processing an audio signal into an audio signal compensating a hearing loss and a receiver that is connected to an output of the signal processor for converting the processed compensated audio signal... Agent: VistaIPLaw Group LLP

20090180655 - Package for mems microphone: A package for a MEMS microphone includes a cover, a substrate connected with the cover to define with the cover an accommodation chamber and having a channel in communication between the accommodation chamber and the space outside the cover, and a single chip disposed in the accommodation chamber and electrically... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20090180656 - Microphone holding method and apparatus: A method and apparatus for holding a microphone is described where a support member containing either flexible legs or an elastomeric pad is compressed between an amplifier and a speaker cabinet to provide support for a microphone for the purpose of capturing the sound coming out of a speaker. Additionally,... Agent: Ronnie Benditt

20090180657 - Personal communication method and apparatus with reduced audio leakage: Personal audio method and devices, such as headphones, telephone handsets and headsets, with reduced audio leakage are disclosed. The personal audio device generally comprises a housing having a first portion and a second portion and a transducer disposed in the housing and having a first and second opposing sides. A... Agent: Plantronics, Inc.IPDepartment/legal

20090180658 - Headwear mounted headphone carrier: A headphone carrying device comprises a thin, flexible strip of material which supports the wires for conventional ear bud style headphones. The strip can be quickly and easily inserted inside a cap or hat, between the body and headband of the hat or cap. The device is fully hidden from... Agent: Mckee, Voorhees & Sease, P.L.C

20090180659 - Electronic device accessory with ultrasonic tone generator: Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons and other user interfaces may be included in the accessories. An accessory may have an audio plug that connects to a... Agent: G. Victor Treyz

20090180660 - Expandable speaker assemblies for portable media devices: Speaker assemblies and cradles 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... Agent: Baumgartner Patent Law

20090180661 - Suspension member for speaker: An elastically deformable suspension member use in a speaker to give a sufficient support to the cone is disclosed having an inner diameter portion for the mounting of a cone, an outer diameter portion spaced around the inner diameter portion for fastening to a basket, and a number of annular... Agent: Yen-chen Chan

20090180662 - Audio device and method for acquiring knowledge or information: An audio apparatus includes a hollow base having one closed end and an opposed open end and a peripheral flange partially closing the open end. A hollow cover having a first portion thereof mounted within the peripheral flange and caged thereby for a linear movement relative thereto in a direction... Agent: James Ray & Associates

07/09/2009 > patent applications in patent subcategories. category listing

20090175456 - Detecting stereo and mono headset devices: The present invention includes apparatuses and methods comprising a means for detecting the presence of speakers and microphones coupled to a portable multi-function device (such as Apple's iPhone™). In response, a portable multi-function device can adapt its output depending on the nature of the coupled headset device. In particular, a... Agent: Apple Inc./bstz Blakely Sokoloff Taylor & Zafman LLP

20090175457 - Audio signal processing apparatus and audio signal processing method: The present invention is applied to, for example, a camera-integrated video tape recorder. A setting of channels of audio signals that are input from a plurality of audio signal input terminals 32F and 32R is detected. Signal processing is performed after switching the right channel and the left channel in... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090175458 - Subwoofer docking station: A subwoofer stereo system with a docking base for docking a portable digital media player comprises a generally hexahedron cabinet made of a panel material for encasing at least an electronic media processing unit and an amplifier for driving stereo speakers. The docking base has an attachment of modular connector... Agent: Law Offices Of Clement Cheng

20090175459 - Voice intelligibility enhancement system and voice intelligibility enhancement method: In a voice intelligibility enhancement system that controls a gain of a voice signal based on noise power and voice power of the voice signal generated by a voice signal generation unit, it is detected whether the voice power is equal to or greater than a predetermined level, noise power... Agent: Alpine/bhgl

20090175460 - Artificial mouth with acoustic tube outputting plane waves: An artificial mouth includes a front cover, a loudspeaker, and an acoustic tube. The front cover has a plurality of holes which is coplanar. The loudspeaker generates sound waves which pass through the acoustic tube, and turn into plane waves when arriving at the plurality of holes of the front... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090175461 - Active noise controller: In an active noise reduction apparatus with an adaptive notch filter used, a triangle wave as a reference signal input into a first coefficient updater and a second coefficient updater reduces the number of execution times of product-sum operations in a reference signal generator to reduce the operation load.... Agent: Ratnerprestia

20090175462 - Noise reduction systems and methods for voice applications: Various embodiments reduce noise within a particular environment, while isolating and capturing speech in a manner that allows operation within an otherwise noisy environment. In one embodiment, an array of one or more microphones is used to selectively eliminate noise emanating from known, generally fixed locations, and pass signals from... Agent: Microsoft Corporation

20090175463 - Noise-canceling sound playing structure: A noise-canceling sound playing structure includes a noise canceling mechanism having at least one filtering and phase-reversing unit, an amplifier, and a power supply unit; and a sound output mechanism having at least one enclosure. The enclosure has a first speaker arranged therein and connected to the amplifier, a second... Agent: Schmeiser, Olsen & Watts

20090175464 - Headset for voice activation/confirmation enabled surgical console: A surgical system includes a surgical console, a headset, and a headset interface. The surgical console operates a voice confirmation system. The headset interface provides a communications link between the headset and the surgical console.... Agent: Alcon

20090175465 - Interference signal removing apparatus and rf receiver using the same: An interference signal removing apparatus of a radio frequency (RF) receiver includes a low noise amplification unit which performs low noise amplification, a feedback processing unit which removes a necessary signal in a desired band from a signal output from the low noise amplification unit, and performs feedback of the... Agent: Mcneely Bodendorf LLP

20090175466 - Noise-reducing directional microphone array: In one embodiment, a directional microphone array having (at least) two microphones generates forward and backward cardioid signals from two (e.g., omnidirectional) microphone signals. An adaptation factor is applied to the backward cardioid signal, and the resulting adjusted backward cardioid signal is subtracted from the forward cardioid signal to generate... Agent: Mendelsohn And Associates, P.C.

20090175467 - Audio output device and controlling method therefor: In an audio output device and controlling method therefor, the audio output device includes a power source, an audio processing unit and a power correction unit. The power source provides power for the audio output device. The audio processing unit processes audio signals. The power correction unit is coupled between... Agent: Hdls Patent & Trademark Services

20090175468 - Methods for preventing unwanted sound caused by gain changes: An electronic device capable of preventing unwanted sound caused by gain changes are provided. An amplifier thereof amplifies an input signal and generates a amplified signal. An analog-to-digital converter (ADC) thereof converts the amplified signal to a digital signal. An automatic gain controller (AGC) thereof updates a gain of the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090175469 - Audio signal output apparatus, audio signal output method, program, and recording medium: An audio signal output apparatus includes a driving unit and an output unit. The driving unit is configured to receive incident waves and generate a driving signal with the same phase as the incident waves. The output unit is configured to be driven by the driving signal and output waves... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090175470 - Acoustic wave device and method of manufacturing the same: An acoustic wave device includes a substrate; an acoustic wave element provided on the substrate; a terminal that is provided on the substrate and is electrically coupled to the acoustic wave element; a first insulating layer that is provided on the substrate and has a first opening at a region... Agent: Arent Fox LLP

20090175471 - Loudspeaker apparatus: A loudspeaker apparatus includes an acoustic diaphragm; a support member having a housing, which is a hole in a surface of the support member facing the acoustic diaphragm; a magnetostrictive actuator having a magnetostrictor and a drive rod coupled to an end of the magnetostrictor, the magnetostrictive actuator being inserted... Agent: Wolf Greenfield & Sacks, P.C.

20090175472 - Loudspeaker device: The present invention relates to a loudspeaker device, comprising first and second closely located and individually acoustically isolated loudspeaker elements. The first and second elements are arranged to receive a first signal and a second signal, respectively, at least part of said first signal being in anti-phase relative to said... Agent: Dickstein Shapiro LLP

20090175473 - Earphone set with detachable speakers or subwoofers: An apparatus is provided including a first speaker which emits sound, a second speaker which emits sound, and a device which connects the first speaker and the second speaker. The device may connect the first speaker or front speaker, and the second speaker or rear speaker, so that the device... Agent: Mr. Walter J. Tencza Jr.

20090175474 - Output phase modulation entrainment containment for digital filters: Method and apparatus for entrainment containment in digital filters using output phase modulation. Phase change is gradually introduced into the acoustic feedback canceller loop to avoid entrainment of the feedback canceller filter. Various embodiments employing different output phase modulation approaches are set forth and time and frequency domain examples are... Agent: Schwegman, Lundberg & Woessner, P.A.

20090175475 - Assembly device for a component of a hearing apparatus and corresponding method: Hearing apparatuses and in particular hearing devices are to be designed to be smaller. To this end, provision is made for an assembly device for fastening a component in the housing of a hearing apparatus with a first arm for retaining the component and a second arm, which can be... Agent: Siemens Corporation Intellectual Property Department

20090175476 - Speakerbar: This particular invention effectively increases the perceived stereo separation of the left and right front speakers, and creates the perception of two and even four surround speakers typically placed in the rear of the listening area. In addition, it introduces new technology to achieve multichannel bass extension beyond the normal... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20090175477 - Vibration transducer: A vibration transducer (e.g. a condenser microphone) having a high sensitivity is constituted of a housing composed of an airtight material having a through-hole, a vibration conversion die (e.g. a microphone die) which is attached to the interior surface of the housing at the prescribed position embracing the through-hole in... Agent: Pillsbury Winthrop Shaw Pittman LLP

20090175478 - Flesh conducted sound microphone, signal processing device, communication interface system and sound sampling method: When non-audible murmurs are to be obtained with maximum possible fidelity, the attenuation of the high frequency region attributable to mismatching of acoustic impedance on the interface between the skin surface over soft tissues in the body, which are mainly liquid, and the air space, which is gaseous, is restrained.... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090175479 - Microphone package, lead frame, mold substrate, and mounting structure therefor: A microphone package is constituted of a cover and a mold substrate that is formed in accordance with the resin mold technology so as to form a cavity for embracing a microphone chip. The mold substrate is constituted of a stage having conductivity and a rectangular shape for mounting a... Agent: Pillsbury Winthrop Shaw Pittman LLP

20090175480 - Headset with a pivoting microphone arm: In one embodiment, a headset includes a body housing a pivot coupling, a speaker capsule operably coupled to the body, and an arm operably coupled to the body. The arm is capable of pivoting open and close about the pivot coupling for accessing a microphone at a free end of... Agent: Plantronics, Inc.IPDepartment/legal

20090175481 - Reversible behind-the-head mounted personal audio set with pivoting earphone: A behind-the-head mounted personal audio set that allows a mono-aural personal audio device to be worn in either a wearer's left or right ear without the need to remove or detach individual components of the personal audio sent and mount is disclosed. In a disclosed embodiment, the personal audio device... Agent: Townsend And Townsend And Crew, LLP

20090175482 - Headgear for docking and listening to portable audio devices: A cap for listening to an audio device such as an MP3 player or iPod has a pocket in the back with a spring-loaded double-ended retractor for pulling a stereo jack to the front of the cap for connecting to an audio device, adjusting it and returning the retractor along... Agent: William C. Crutcher Dba Whitefield Company

20090175483 - Portable sound box assembly: The present invention generally relates to stereo sound boxes, and more particularly to a sound box assembly containing micro stereo sound boxes joined magnetically together. The sound box assembly contains at least a pair of sound boxes with magnets of opposite polarities, respectively, so that the sound boxes could be... Agent: Leong C Lei

20090175484 - Embedded audio system in distributed acoustic sources: The invention converts non audio systems into distributed audio sources for active noise control solutions. The system transforms non acoustic structures into soundboards using inertial type acoustic transducers. Acoustic parameters unique for each application due to the variation in properties of the sound board are compensated by equalizers. The invention... Agent: Brown, Winick, Graves, Gross, Baskerville And Schoenebaum, P.l.c

20090175485 - On-wall loudspeaker and mounting apparatus: An on-wall loudspeaker and mounting apparatus includes an enclosure, a loudspeaker driver mounted in the enclosure, brackets of equal length and attachable to a wall, arms of equal length pivotably attached to the brackets and pivotably attached to the enclosure, each arm pivotable perpendicular to the wall. A movement of... Agent: William Francis Petrie

20090175486 - Speaker: There is provided a speaker, which permits to reduce unnecessary vibration to improve sound quality. The speaker 10 includes a magnetic circuit system 30 exciting a voice coil 23 and having an upper plate 31 and a lower plate 32; and a vibration system 20 having a diaphragm 21 connected... Agent: Sughrue Mion, PLLC

20090175487 - Diaphragm and speaker using same: A first enforcing rib, a second enforcing rib, and a third enforcing rib are integrally formed at least at one of a front side and a back side of a diaphragm, the first enforcing rib being formed as an aggregate of a plurality of hexagons, enhancing strength and achieving light... Agent: Ratnerprestia

20090175488 - Diaphragm and electrical-acoustic transducer having the same: An electrical-acoustic transducer includes a housing, a magnetic circuit device, a voice coil and a diaphragm. The magnetic circuit device is disposed in the housing and generates a magnetic circuit. The voice coil is disposed on the path of the magnetic circuit, and configured for generating magnetism upon receiving an... Agent: Hdls Patent & Trademark Services

07/02/2009 > patent applications in patent subcategories. category listing

20090169022 - Systems and methods for improved over-current clipping: Systems and methods for implementing over-current protection in amplifiers are provided, including systems, methods and devices for specifying a clip level at which to clip an audio signal in response to an over-current condition being detected. In an embodiment, the clip level is reduced while the over-current condition is being... Agent: Fliesler Meyer LLP

20090169023 - Method for controlling volume of a multimedia player: A method for controlling volume of a multimedia player includes receiving a parameter having no volume control information; comparing the parameter with a predetermined condition to determine a volume level; and setting initial volume according to the volume level.... Agent: North America Intellectual Property Corporation

20090169024 - Data capture bridge: A method and apparatus are provided for gathering research data indicating exposure to audio content to a user of an audio source device and an audio receiver device. The audio source device wirelessly transmits an audio signal containing the audio content. The audio receiver device receives an audio signal containing... Agent: Bergman & Song LLP

20090169025 - Method for adjusting frequency response curve of speaker: A method for adjusting frequency response curve of a speaker comprises these steps: testing sensitivity of the speaker in at least two types of hardware conditions and recording corresponding frequency response curves; selecting a frequency response curve that comes closest to falling within a predetermined range for selected frequency ranges;... Agent: PCe Industry, Inc. Att. Steven Reiss

20090169026 - Sound effect circuit and processing method: A sound effect circuit and processing method are disclosed. An input audio signal is input to a digital sound effect unit, an output signal is generated and output with a sound effect in accordance with an effect amount of a certain value from the input audio signal using the digital... Agent: Volentine & Whitt PLLC

20090169027 - Echo suppressor: It is an object of the present invention to provide an echo suppressor which is simple in construction in comparison with the conventional echo suppressor, and which can suppress echoes corresponding to the spatial transfer paths, and reduce the amount of calculations necessary to suppress echoes. The echo suppressor is... Agent: Pearne & Gordon LLP

20090169028 - Sound field control apparatus and sound field control method: In a sound field control apparatus including multiple speakers, multiple microphones gathering sound radiated from the multiple speakers, a mode decomposition filter that performs mode decomposition on a sound pressure distribution, and a control filter that controls the input signals to be input to the multiple speakers such that the... Agent: Alpine/bhgl

20090169029 - Audio data reproduction system, audio data reproduction method, and electronic device used in the system: When a PC (a transmission device) transmits an externally taken-in audio file to an electronic dictionary (a receiving device), the PC encodes the audio file and stores the compressed audio file into its own memory temporarily. On the basis of the file management data created by a file management system... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090169030 - Audio signal receiving appratus, audio signal receiving mehtod and audio signal transmission system: An audio signal receiving apparatus includes a sound source information receiving portion to receive sound source information containing sound source type information indicating a sound source type of the audio signal being transmitted through channels and externally connected equipment playback sound source information indicating a sound source type of the... Agent: Wolf Greenfield & Sacks, P.C.

20090169031 - Vehicle speaker: A vehicle speaker including a panel, a giant magnetostrictive vibrator, and a vibration transmission pad. The panel is used as a diaphragm for producing high-frequency sound and forms part of a vehicle. The giant magnetostrictive vibrator is used as a vibration exciter for the panel and includes a vibration output... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090169032 - Apparatus and method for designing sound compensation filter in portable terminal: A method and an apparatus for designing a sound compensation filter of a portable terminal are provided. The method includes synchronizing a signal input through a microphone of the system and a test signal, estimating a loss interval of the synchronized signal, compensating for a frame signal delayed by a... Agent: JeffersonIPLaw, LLP

20090169033 - Microphone module with electromagnetic interference shielding means: A microphone module includes a cabinet, a sensor, an integrated circuit chip, a first substrate, and a second substrate. The first substrate carries the integrated circuit chip and includes a first top surface, a first bottom surface, and a first shielding part with a fixed electric potential extending from the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090169034 - Condenser microphone mountable on main pcb: A condenser microphone mountable on a main PCB includes a cylinder-shaped case having opened and closed sides; a first metal ring inserted into the case; a disk-shaped back plate having a sound hole to be connected electrically to the case through the first metal ring; a spacer; an insulating ring... Agent: Keusey, Tutunjian & Bitetto, P.C.

20090169035 - Single die mems acoustic transducer and manufacturing method: The invention relates to an acoustic micro-electrical-mechanical-system (MEMS) transducer formed on a single die based on a semiconductor material and having front and back surface parts opposed to each other. The invention further relates to a method of manufacturing such an acoustic MEMS transducer. The acoustic MEMS transducer comprises a... Agent: Crockett & Crockett, P.C.

20090169036 - Electret materials, electret speakers, and methods of manufacturing the same: A speaker comprises at least one electrode electrically coupled with an audio signal input and a film comprising at least one electret layer. The film is configured to interact with the electrode in response to an audio signal supplied by the audio signal input and to vibrate to generate sound... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090169037 - Method of simultaneously establishing the call connection among multi-users using virtual sound field and computer-readable recording medium for implementing the same: Disclosed herein is a method of simultaneously establishing the call connection among multi-users using a virtual sound field, in which when a plurality of users simultaneously make a video-telephone call to each other they can feel as if they conversed with each other in a real-space environment, and a computer-readable... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20090169038 - Hearing device and method for a wireless receiving and/or sending of data: The present invention is related in particular to means for a wireless communication to and from a hearing device (10) comprising a first portion (12) adapted for being arranged at a user and for providing a signal, an output transducer (18) for converting said signal to an acoustic output and... Agent: Birch Stewart Kolasch & Birch

20090169039 - Hearing device comprising a mould and an output module: A hearing device having a circuitry unit which is adapted for processing sound signals and converting the processed sound signals into corresponding electrical signals. An output module is provided for receiving the electric signals after processing by the circuitry unit. The output module defines an outer surface. At least one... Agent: Buchanan, Ingersoll & Rooney PC

20090169041 - Acoustic reconfiguration devices and methods: Disclosed is a portable audio device and a quick-disconnect passive acoustic cover. The portable audio device includes a housing and a speaker supported by the housing that have a first system frequency response. The speaker of the portable audio device has a first side and a second side associated with... Agent: Motorola Inc

20090169040 - Devices and methods for enhancing the frequency output of a portable audio device: Disclosed are passive acoustic structures, portable audio devices configured for use with the passive acoustic structures and methods for enhancing the frequency output of a speaker of a portable device configured for use with a disclosed passive acoustic structure. The disclosed portable audio device may include an opening proximal a... Agent: Motorola Inc

20090169042 - Electronic anti-sabotage microphone grommet: A tamper detection apparatus includes a housing defining an internal cavity. A sensing device embodied as a microphone is positioned within the internal cavity of the housing, which may also be a protective grommet. A conductive element spans the internal cavity and is positioned in front of the microphone. The... Agent: Honeywell International Inc.

20090169043 - Microphone housing: One embodiment of a microphone housing having at its base a cylindrical solid section (4) containing circuit boards (3) and on which is mounted transducer (2) and acoustically permeable basket (1). The basket is made of rigid, conductive foam providing electrical shielding, mechanical protection and wind and pop screening, without... Agent: David Josephson

20090169044 - Earphone antenna: An object is to efficiently receive a radio wave in a high-frequency band of a UHF band. An earphone antenna (20) includes a connector (21) to be connected to an electronic device, a switch (22), earphones (25L, 25R), a first cable (23) for connecting the connector and the switch, and... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090169045 - Display device with hidden speaker assemblies: A display device includes a display panel, a frame, and a speaker unit. The frame encloses a periphery of the display panel. The speaker unit includes a speaker housing and a speaker assembly. The speaker housing includes first and second housing parts. The first housing part is connected to the... Agent: Nixon Peabody LLP

20090169046 - Electronic device with a speaker: An electronic device (100) having a speaker (30) located in a sealed and separate speaker enclosure is described. The electronic device includes a housing (20), a circuit board (70), a cover (60), and two connecting bodies (50). The housing includes a cavity (22) defined therein for receiving the speaker. The... Agent: PCe Industry, Inc. Att. Steven Reiss

20090169047 - Speaker: A speaker includes a sound source, a rod-like member whose base end is in contact with the sound source, and a pair of flexible wing members whose ends are attached to the tip of the rod shape member, and whose other ends are free.... Agent: Rader Fishman & Grauer PLLC

20090169048 - Electro-acoustic transducer and electronic apparatus using it: An electro-acoustic transducer has a magnetic circuit, a frame, a diaphragm, a voice coil, a terminal, and a stopper. The frame is joined to a magnetic circuit. The diaphragm is joined to a circumferential edge of the frame. The voice coil is joined to the diaphragm and is partially provided... Agent: Ratnerprestia

20090169049 - Low profile audio speaker: A low profile audio speaker having a power less than 5W includes a concave chassis; a magnet secured onto a bottom of the chassis; a top plate mounted on the magnet; a mounting flange secured to a peripheral edge of the chassis; an outer peripheral corrugation having an outer edge... Agent: Kamrath & Associates P.A.

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