Electrical audio signal processing systems and devices patents - Monitor Patents
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Electrical audio signal processing systems and devices May archived by USPTO category 05/12

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.
  
05/31/2012 > 28 patent applications in 25 patent subcategories. archived by USPTO category

20120134499 - Audio processing devices, multi-channel audio application system, and method thereof: An audio processing device, including: an audio processing unit, for transforming a source audio signal into a first audio signal and a second audio signal, wherein if the source audio signal is an audio signal with multi-channels, the first audio signal is one of the multi-channels and the second audio... Agent: Acer Incorporated

20120134500 - Device and method for optimizing stereophonic or pseudo-stereophonic audio signals:

20120134501 - Method and apparatus for encoding and decoding stereo signal and multi-channel signal: Provided are a method and apparatus for encoding and decoding a stereo signal or a multi-channel signal. According to the method and apparatus, a stereo signal or a multi-channel signal can be encoded and/or decoded by generating parameters based on a mono signal.... Agent: Samsung Electronics Co., Ltd.

20120134502 - Audio correction apparatus and audio correction method: According to one embodiment, audio correction apparatus connected to audio player, includes output module configured to output audio signal as sound, and filter configured to correct the audio signal based on tap coefficient is provided. The apparatus includes, audio measurement module configured to pick up plurality of recording signals obtained... Agent:

20120134503 - System and method for microphone polarity detection: The present disclosure provides a method of determining microphone polarity in a headset. By being able to detect the polarity of the microphone within the headset, a portable electronic device may be compatible with any headset and is not limited to use with a specific headset. By applying a detection... Agent: Research In Motion Limited

20120134504 - Chaotic pulse train synthesizer: A system includes a pulse generator to generate a repeating pulse train including at least two pulses per cycle of the pulse train. A feedback loop creates chaos inducing components from each pulse of a cycle and adds the chaos inducing components to at least two pulses of a next... Agent: Lockheed Martin Corporation

20120134505 - Method for the operation of a hearing device and hearing device with a lengthening of fricatives: A method operates a hearing device and an associated hearing device has at least one microphone for recording an ambient sound and an earpiece emitting an output sound. A fricative of the ambient sound is reproduced in a temporally lengthened form by the hearing device in the output sound. Speech... Agent: Siemens Medical Instruments Pte. Ltd.

20120134506 - Wireless media source for communication with devices on data bus of vehicle: A wireless audio source integrated into a host bus of a vehicle includes a transmitter module for wirelessly transmitting signals received from a connected portable audio player to a receiver module connected to the host bus. The host bus links to other multimedia devices, such as to the vehicle's radio... Agent: Scosche Industries, Inc.

20120134507 - Methods, systems, and products for voice control: Methods, systems, and computer program products provide voice control of electronic devices. Speech and a beacon signal are received. A directional microphone is aligned to a source of the beacon signal. A voice command in the speech is received and executed.... Agent:

20120134508 - Audio processing apparatus: An audio processing apparatus generates a suppression coefficient sequence that is composed of coefficient values corresponding to frequency components of an audio signal, the frequency components being multiplied by the corresponding coefficient values to suppress noise components of the audio signal. In the audio processing apparatus, a characteristic value calculation... Agent: Yamaha Corporation

20120134509 - Noise suppression apparatus, method, and a storage medium storing a noise suppression program: A noise suppression apparatus includes: a conversion unit to convert a recorded sound signal in a time domain into a spectrum in a frequency domain; a setting unit to set a suppression gain indicating a degree of suppression on each spectrum for each frequency spectrum on the basis of a... Agent: Fujitsu Limited

20120134510 - Noise suppression apparatus, method, and a storage medium storing a noise suppression program: Disclosed are a method of generating a watermark, a method of generating a broadcast content including the same, and a watermarking system. The method of generating a watermark according to an exemplary embodiment of the present disclosure includes: determining a size of a target image to which a broadcast content... Agent: Electronics And Telecommunications Research Institute

20120134511 - Multichannel audio coder and decoder: An apparatus configured to: determine at least one time delay between a first signal and a second signal; generate a third signal from the second signal dependent on the at least one time delay; and combine the first and third signal to generate a fourth signal; divide the first and... Agent: Nokia Corporation

20120134513 - Device for controlling at least one audio signal and corresponding electronic mixing console: A device (20) for controlling an audio signal comprising at least: means for commanding, rotationally mobile around an axis of rotation (A) relatively to a footing, first means for detecting a movement in rotation of the commanding means, capable of delivering a first signal, second means for detecting a movement... Agent: Guillemot Corporation S.a.

20120134512 - Mixer device, player, reproduction system, method of controlling mixer device, method of controlling player and program: A mixer device, a player and a reproduction system and the like are provided which enable a user to acknowledge at the player side whether reproduction signals being reproduced with the player are in an on-air state (whether it is output from the mixer device side) and can prevent mistaken... Agent: Pioneer Corporation

20120134514 - Amplifier and amplifier control method: Disclosed is a class D amplifier comprising a modulation stage having a first input for receiving an input signal and an output for producing a modulated version of the input signal; a plurality of power stages, each power stage being responsive to said modulation stage and comprising a first switch... Agent: Nxp B.v.

20120134515 - Apparatus and method of controlling driving of popup tweeter speaker: A method of controlling driving of the pop-up tweeter speaker which includes (a) determining whether or not an opening of the tweeter speaker is normally completed and popping-down the tweeter speaker if it is determined that the opening is not normally completed, while popping-up the tweeter speaker based on a... Agent: Hyundai Motor Company

20120134516 - Enable and disable comparator voltage reference: This document discusses, among other things, systems and methods to reduce power use of an accessory detection device. The accessory detection device can be configured to be coupled to a mobile device having an audio jack configured to be coupled to a mobile device accessory having a send/end key. In... Agent:

20120134517 - Portable information processing terminal: A portable information processing terminal is provided which can display an application execution-enabled time period. A download section 122 stores, in an application storage section 103, an application obtained from an outside. An application management table 500 has registered therein a power consumption, per unit time, for the application stored... Agent:

20120134518 - Cover unit covering openings and an electronic device provided with the cover unit: A cover unit that is provided to an electronic device as a waterproof cover, the cover unit covering one or more openings formed in a housing of the electronic device with respect to a plurality of speakers, and comprising a frame member having a plurality of windows disposed therein, the... Agent: Kyocera Corporation

20120134519 - Integrated television mount and audio system: A television mount incorporating an integrated audio system. The mount attaches the television to a wall or a pedestal. The mount includes an electronics/subwoofer enclosure. This enclosure house an audio amplifier and a low-range speaker. One or more external speaker supports are included in the mount—preferably by attaching the supports... Agent:

20120134520 - Self-adjustable and deforming hearing device: An in-ear hearing aid device that provides users with a customizable ear piece to fit the ear canal of any user. More specifically, the present invention can comprises of a hard case to hold all the electronics of the device with a hearing device jacket that envelops the device. An... Agent:

20120134521 - Hearing aid fitting procedure and processing based on subjective space representation: A system for hearing assistance devices to assist hearing aid fitting applied to individual differences in hearing impairment. The system is also usable for assisting fitting and use of hearing assistance devices for listeners of music. The method uses a subjective space approach to reduce the dimensionality of the fitting... Agent: University Of California

20120134522 - System and method for selective enhancement of speech signals: A system and method for selectively enhancing an audio signal to make sounds, particularly speech sounds, more distinguishable. The system and method are designed to divide an input auditory signal into a plurality of spectral channels having associated unenhanced signals and perform enhancement processing on a first subset of the... Agent:

20120134523 - Integrated television mount and audio system: A television mount incorporating an integrated audio system. The mount attaches the television to a wall or a pedestal. The mount includes an electronics/subwoofer enclosure. This enclosure house an audio amplifier and a low-range speaker. One or more external speakers are attached to a speaker assembly which is connected to... Agent: Metra Electronics Corporation

20120134524 - Methods and apparatuses for sound production: Electrical signals corresponding to sound are received at a wire, and sound is generated at a speaker connected to the wire. The sound is resonated in a cavity of a shell housing the speaker, and then passed along a transmission tube toward a pinna of a user's ear without directing... Agent:

20120134525 - Audio interface: An audio interface used for mating with an earphone plug having an electronic conductor is disclosed. The audio interface comprises a socket body; and an insulation wrap protruding from the socket body, the insulation wrap defining a receptacle, the electronic conductor inserted in the receptacle and wholly wrapped by the... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.

20120134526 - Pop-up tweeter: Provided is a tweeter (e.g., a pop-up tweeter) which includes a speaker 120 provided at the top of a cylindrical casing 100. A driving unit 110 is inserted into the casing 100 and configured to move the speaker 120 upward and downward. Additionally, a cover unit 121 is provided at... Agent: Hyundai Motor Company

  
05/24/2012 > 39 patent applications in 26 patent subcategories. archived by USPTO category

20120128159 - Decorrelator for upmixing systems: An improved decorrelator is disclosed that processes an input audio signal in two separate paths. In one path, a banded phase-flip filter is applied to lower frequencies of the input audio signal. In a second path, a frequency-dependent delay is applied to higher frequencies of the input audio signal. Signals... Agent: Dolby Laboratories Licensing Corporation

20120128161 - Device and method for improving stereophonic or pseudo-stereophonic audio signals: The proposed apparatus or the proposed method permits the linear variation of the degree of correlation particularly of pseudo-stereophonic audio signals, and overall provides a comprehensive, albeit extremely simple, postprocessing option. This is desirable in telephony, for example, which, even today, is still almost fundamentally based on a mono signal,... Agent: Stormingswiss Gmbh

20120128160 - Three-dimensional sound capturing and reproducing with multi-microphones: Systems, methods, apparatus, and machine-readable media for three-dimensional sound recording and reproduction using a multi-microphone setup are described.... Agent: Qualcomm Incorporated

20120128162 - Mixed lossless audio compression: A mixed lossless audio compression has application to a unified lossy and lossless audio compression scheme that combines lossy and lossless audio compression within a same audio signal. The mixed lossless compression codes a transition frame between lossy and lossless coding frames to produce seamless transitions. The mixed lossless coding... Agent: Microsoft Corporation

20120128163 - Method and processing unit for adaptive wind noise suppression in a hearing aid system and a hearing aid system: A processing unit that adaptively suppresses wind noise in a hearing aid is provided. The processing unit (100) comprises a first microphone (105) and a second microphone (106). The analog signal from the first microphone is converted to a first digital signal (107) in a first A/D converter (113) and... Agent: Widex A/s

20120128164 - Binaural noise reduction: In one embodiment, the present invention provides a sound processing device with a binaural input and binaural output, where “binaural input” means at least one microphone mounted in or near each ear of the device user, and “binaural output” means at least one output signal directed to each ear. The... Agent:

20120128165 - Systems, method, apparatus, and computer-readable media for decomposition of a multichannel music signal: Decomposition of a multichannel signal using direction-of-arrival estimation, a basis function inventory, and a sparse recovery technique is disclosed.... Agent: Qualcomm Incorporated

20120128167 - Howling canceller: A howling canceller applied to an acoustic system having a speaker and a microphone comprises: a filter insertion unit for inserting a notch filter at a frequency of an audio signal picked up by the microphone; a setting unit for setting the insertion time of the notch filter on the... Agent: Yamaha Corporation

20120128166 - Systems, methods, apparatus, and computer-readable media for head tracking based on recorded sound signals: Systems, methods, apparatus, and machine-readable media for detecting head movement based on recorded sound signals are described.... Agent: Qualcomm Incorporated

20120128168 - Method and apparatus for noise and echo cancellation for two microphone system subject to cross-talk: A method and apparatus for joint noise and echo cancellation of a two microphone system subject to cross-talk. The method includes estimating the reference output by removing the cross-talk and the estimated echo from the reference channel, when an echo is detected in the reference echo signal, adapting filters H13... Agent: Texas Instruments Incorporated

20120128169 - Earphone plug with mode switching function: An earphone plug with a mode switching function is presented. The earphone plug includes a terminal and a switching device. The terminal has a plurality of electrodes to transmit signals. The switching device is combined with the terminal, and is capable of switching between a first mode and a second... Agent:

20120128170 - Headphone system, portable electronic device and audio output switching method: A headphone system, installed in a portable electronic device for outputting sounds, includes an audio wire for transmitting audio signals, a sound output device for receiving and demonstrating the audio signals transmitted by the audio wire, an audio processing unit for receiving audio data and outputting the audio signals corresponding... Agent:

20120128171 - Wireless digital audio music system: A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively coupled to a headphone set. The audio receiver is configured for digital wireless communication with the audio transmitter. The digital audio receiver utilizes fuzzy logic to optimize... Agent: One-e-way, Inc.

20120128173 - Radio system including terrestrial and internet radio: A radio system includes a radio tuner for receiving a terrestrial radio signal, a communication device for receiving an internet data, a user interface in signal communication with at least the radio tuner to provide a selective control of at least the radio tuner, and a processor in signal communication... Agent: Visteon Global Technologies, Inc.

20120128172 - Wireless synchronization mechanism: A media delivery device that can automatically initiate and establish a secure wireless communication channel with an audio output device comprises a proximity module that recognizes a mutual engagement zone proximate to the media delivery device. The proximity module can detect when the audio output device is within the mutual... Agent: Skullcandy, Inc.

20120128174 - Converting multi-microphone captured signals to shifted signals useful for binaural signal processing and use thereof: A method includes, for each of a number of subbands of a frequency range and for at least first and second frequency-domain signals that are frequency-domain representations of corresponding first and second audio signals: determining a time delay of the first frequency-domain signal that removes a time difference between the... Agent: Nokia Corporation

20120128176 - Spatial noise suppression for a microphone array: A noise reduction system and a method of noise reduction includes utilizing an array of microphones to receive sound signals from stationary sound sources and a user that is speaking. Positions of the stationary sound sources relative to the array of microphones are estimated using sound signals emitted from the... Agent: Microsoft Corporation

20120128175 - Systems, methods, apparatus, and computer-readable media for orientation-sensitive recording control: Systems, methods, apparatus, and machine-readable media for orientation-sensitive selection and/or preservation of a recording direction using a multi-microphone setup are described.... Agent: Qualcomm Incorporated

20120128177 - Circular frequency translation with noise blending: An audio signal is conveyed more efficiently by transmitting or recording a baseband of the signal with an estimated spectral envelope and a noise-blending parameter derived from a measure of the signal's noise-like quality. The signal is reconstructed by translating spectral components of the baseband signal to frequencies outside the... Agent: Dolby Laboratories Licensing Corporation

20120128178 - Sound reproducing apparatus, sound reproducing method, and program: Sound reproduction is controlled so as to be heard in the optimal state for the hearing function specific to elderly people. A frequency characteristic setting portion for setting the frequency characteristics of an inputted sound signal, and a sound volume setting portion for variable controlling the volume is disclosed. The... Agent: Sharp Kabushiki Kaisha

20120128179 - Audio device: An audio device (e.g. an AV amplifier), with a plurality of audio output terminals according to the HDMI standard, converts audio data of a source device into audio signals suited to audio reproduction abilities (e.g. channel counts) of sink devices. The audio device stores a plurality of audio reproduction ability... Agent: Yamaha Corporation

20120128180 - Analog-to-digital converter and analog-to-digital conversion method: The invention provides an analog-to-digital converter. In one embodiment, the analog-to-digital converter receives a first audio signal from a microphone, and comprises a coding selection module, a pre-amplifier, a 1-bit ΔΣ modulator, and a signal coding module. The coding selection module receives a mode signal and a channel selection signal,... Agent: Fortemedia, Inc.

20120128182 - Analog-to-digital converter and analog-to-digital conversion method: The invention provides an analog-to-digital converter. In one embodiment, the analog-to-digital converter receives a first audio signal from a microphone sensor, and receives a first channel selection signal and a clock signal, and comprises a toggle detection module, a first data processing module, a second data processing module, and a... Agent: Fortemedia, Inc.

20120128181 - Analog-to-digital converter, sound processing device, and method for analog-to-digital conversion: The invention provides a sound processing device. In one embodiment, the sound processing device comprises a first microphone, a first analog-to-digital converter, a second microphone, and a second analog-to-digital converter. The first microphone detects a first sound pressure to generate a first analog audio signal. The first analog-to-digital converter converts... Agent: Fortemedia, Inc.

20120128183 - Speaker: A speaker includes a ring-shaped vibrating member fixed to an internal support body at an internal peripheral edge, and a bobbin attached to an external peripheral edge thereof. A voice coil is attached to the bobbin and is located in a magnetic gap. A ring-shaped control member faces a front... Agent:

20120128184 - Display apparatus and sound control method of the display apparatus: A display apparatus and a sound control method of the display apparatus are provided. The display apparatus includes: a display unit which displays an image thereon; a sound processor which processes an audio signal corresponding to the image displayed on the display unit and outputs the signal as a left... Agent: Samsung Electronics Co., Ltd.

20120128185 - Portable electronic device having universal earphone jack: A portable electronic device includes an earphone jack circuit for receiving an earphone plug, a control circuit and a switch circuit. The control circuit sends audio to or receives audio from the earphone plug by the earphone jack. The switch circuit is set between the earphone jack and the control... Agent: Shenzhen Futaihong Precision Industry Co., Ltd.

20120128186 - Conversation detection apparatus, hearing aid, and conversation detection method: A conversation detection apparatus uses a head-mounted microphone array to accurately determine whether a speaker in front is a conversing person or not. A conversation detection apparatus (100) includes a self-speech detection section (102) that detects a speech of a wearer of a microphone array (101), a front speech detection... Agent: Panasonic Corporation

20120128187 - Hearing aid, signal processing method, and program: Provided are a hearing aid, signal processing method, and program that enable TV sound to be made easier for a hearing aid user to hear when wishing to watch TV, and a person's voice to be made easier to hear when wishing to converse with that person. A hearing aid... Agent: Panasonic Corporation

20120128188 - Hearing aid: A hearing aid includes a hearing aid housing and a battery chamber housing coupled to the hearing aid housing and configured to receive a battery. A first charging pin is configured to be electrically connected to the battery to be received in the battery chamber housing and the first charging... Agent: Siemens Medical Instruments Pte. Ltd.

20120128189 - Integrated speaker assembly for personal media device: Systems and methods are provided for media devices including a housing, a frame disposed adjacent to the housing, and an acoustic source that is integrated with the frame for emitting sound from the media device.... Agent: Apple Inc.

20120128190 - Gas filled speaker volume: A speaker enclosure includes a gas cavity and an air cavity separated by a flexible membrane. A diaphragm is located roughly in an opening of the enclosure surrounding the gas cavity and attached to the enclosure by an outer suspension member. The enclosure, the flexible membrane, the diaphragm, and the... Agent: Apple Inc.

20120128191 - Portable terminal with duct for transmitter: Provided is a portable terminal including a microphone hole formed to perforate from an outer wall of a housing to an inner wall of the housing, a duct groove extending from an inner side of the housing and being open on a top surface thereof, a microphone holder coupled with... Agent: Samsung Electronics Co., Ltd.

20120128192 - Earpiece system: An earbud adapter or in-ear monitor includes an Ear Interface that fits the human ear and further permits the wearer of these devices to adjust parameters of the fit. In additional aspects, the Ear Interface portion of these devices permits the user to adjust the transmission of ambient sound. The... Agent:

20120128193 - Ergonomic system for compact winding and storage of earphone set/headphones used with digital media devices: A case stores an earphone set proximate to a digital media device (DMD). The case includes a storage compartment for storing the earphone set proximate a rear side of the DMD. The earphone set may be wound onto a retaining clip that is formed to receive ear-pieces of the earphone... Agent:

20120128196 - Electronic device: In an electronic device, a speaker attaching section 17 which is vertically open with respect to a circuit board 10 and into which a speaker 16 is press-fitted is integrally formed on a contact sheet 13 arranged on the circuit board 10 provided inside an upper case 8. Therefore, the... Agent: Casio Computer Co., Ltd.

20120128194 - Pop-up tweeter: The present invention relates to a pop-up tweeter. In particular, the pop-up tweeter includes a casing, a driving unit inserted into the inside of the casing. The driving unit is configured to be movable upward and downward within the casing along with a speaker. The pop-up tweeter is installed within... Agent: Hyundai Motor Company

20120128195 - Speaker: A speaker includes a holder forming a hollow space, a magnetic system received into the hollow space and defining a magnetic gap, an elastic plate assembled with the holder and defining a first surface and a second surface opposite to the first surface, a diaphragm defining a dome part connected... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.

20120128197 - Electronic device with cushioned speaker: An exemplary electronic device with a speaker includes a mounting plate, a speaker mounted on the mounting plate, two fasteners mounting the speaker, and a buffer washer squeezed between the mounting plate and the speaker. The buffer washer is capable of absorbing vibration of the speaker. Each of the fasteners... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd

  
05/17/2012 > 31 patent applications in 27 patent subcategories. archived by USPTO category

20120121091 - Ambience coding and decoding for audio applications: A method comprising determining at least one first parameter, wherein the first parameter is dependent on a difference between at least two audio signals; determining at least one second parameter, wherein the second parameter is dependent on at least one directional component of the at least two signals; and generating... Agent: Nokia Corporation

20120121093 - Acoustic signal processing device and acoustic signal processing method: When a correlation between an L channel and an R channel of a reproduction-target sound source is considerably high, virtual sound obtained from a reproduction signal is often more likely to be localized inside the head of a listener. A device includes: a correlation analysis unit (3) that analyzes a... Agent:

20120121092 - Single enclosure surround sound loudspeaker system and method: A single enclosure loudspeaker system projects multi-channel surround sound into a listener's room, and so replaces multiple conventional surround channel loudspeakers. The loudspeaker system includes a pair of opposing multi transducer arrays oriented laterally toward walls or reflecting surfaces (relative to the viewing axis) within the media space. The multi-element... Agent:

20120121095 - Wireless binaural hearing system: A binaural healing system includes a left-ear hearing device, a right-ear hearing device and an auxiliary device. The auxiliary device has a connected mode wherein it transmits data messages and a disconnected mode wherein it does not transmit data messages, and the auxiliary device is adapted to enable the connected... Agent:

20120121094 - Wireless system for hearing communication devices providing wireless stereo reception modes: The present subject matter relates to the wireless stereo reception of first and second audio information by wireless hearing communication devices. One type of device which may employ the present subject matter is a hearing assistance device, such as a hearing aid. Various forms and protocols of signal transmission are... Agent: Starkey Laboratories, Inc.

20120121096 - Intelligibility control using ambient noise detection: A communications device is configured to control the intelligibility of speech in a downlink voice signal during a call. The device determines a current noise level based on sampling ambient acoustic noise and based on a previously determined noise level. The device then determines an overall output gain and a... Agent: Apple Inc.

20120121097 - Utilizing information from a number of sensors to suppress acoustic noise through an audio processing system: A method includes associating a spatially separate audio sensor and/or a vibration sensor with an audio processing system having one or more audio sensor(s) associated therewith. The spatially separate audio sensor is on a remote location distinct from that of the one or more audio sensor(s). The method also includes... Agent: Lsi Corporation

20120121098 - Control of a loudspeaker output: m

20120121099 - Aid test system: This disclosure relates to a method and apparatus for diagnosing operation errors in hearing assistance devices, including but not limited to hearing aids. The hearing assistance device includes a microphone and a receiver. In various approaches, a housing is configured to hold the hearing assistance device and to provide a... Agent: Starkey Laboratories, Inc.

20120121100 - Method and apparatus for wind noise detection and suppression using multiple microphones: Unlike sound based pressure waves that go everywhere, air turbulence caused by wind is usually a fairly local event. Therefore, in a system that utilizes two or more spatially separated microphones to pick up sound signals (e.g., speech), wind noise picked up by one of the microphones often will not... Agent: Broadcom Corporation

20120121101 - Method for reducing the noise emission of a transformer: A method for reducing the noise emission of a transformer, the transformer tank of which is filled with liquid and the tank wall of which vibrates during operation, is provided. The method is characterized by the sequence of the following method steps: detecting natural frequency values of the tank wall... Agent:

20120121102 - Earphone antenna device for receiving dual band signal: An earphone antenna device is provided. The earphone antenna device includes a first antenna connected to an earphone, configured in the form of a wire that is separate from an audio line, for receiving a first band frequency, and a connector connecting the earphone to a terminal device. The connector... Agent: Samsung Electronics Co. Ltd.

20120121103 - Audio/sound information system and method: Certain aspects relate to providing an at least one audio source to at least one user. Certain aspects relate to selectively modifying an at least one first sound source to be provided to the at least one user, wherein the at least one first sound source is combined with an... Agent: Searete LLC, A Limited Liability Corporation Of The State Of Delaware

20120121104 - Wired, wireless, infrared, and powerline audio entertainment systems: A method and system for communicating audio signals between an input device and an output device via a network. The output device can include loudspeakers and headphones. In some embodiments an output device, for example a center channel speaker, transmits audio signals to other output devices. In some embodiments, the... Agent: Ksc Industries, Inc.

20120121105 - System for networked routing of audio in a live sound system: A system to automate networked routing of audio in a live sound system includes a computing device having a processor and memory and in which the live sound system is configurable for a venue. The memory includes instructions executable by the processor to route audio signals over a network based... Agent: Harman International Industries, Incorporated

20120121106 - Distortion suppression in high-level capable audio amplification circuit: The present invention relates to an audio amplification circuit comprising a first preamplifier for receipt of an audio input signal and a second preamplifier comprising a first differential input for receipt of an attenuated audio input signal. The attenuated audio input signal is generated by an attenuator coupled to the... Agent: Analog Devices, Inc.

20120121107 - Method for signal processing of solid-borne sound signals, in particular in motor vehicles, and an occupant protection system with corresponding signal processing unit: Thus, not only does the signal delay in the filter become significantly lower, but also the frequencies in the operating range become not equal, but rather components below the cut-off frequency are accordingly damped more heavily, whereby triggering cases not only can be detected earlier, but also non-triggering cases can... Agent: Continental Automotive Gmbh

20120121108 - Cooperative voice dialog and business logic interpreters for a voice-enabled software application: Embodiments of the invention address the deficiencies of the prior art by providing a method, apparatus, and program product to cooperatively mediate between voice-enabled operations and business logic. The method comprises receiving XML data and generating at least one object from the XML data. The method further comprises, in response... Agent:

20120121109 - Analog-to-digital converting method and functional device using the same: An analog-to-digital converting method for converting an analog signal to a digital signal is disclosed. The analog-to-digital converting method includes decomposing the analog signal into a major analog signal and a minor analog signal, converting the major analog signal to a major digital signal, determining to which of a plurality... Agent:

20120121110 - Ribbon microphone circuit: A ribbon microphone circuit includes a ribbon microphone unit; a step-up transformer; buffer amplifier circuits connected to a secondary winding of the step-up transformer; an external power supply circuit as a power source for driving the buffer amplifier circuits; and a switch circuit including photo-relays having lights that are turned... Agent:

20120121111 - Sound reproduction apparatus and a method for speaker charging/calibration employed in said apparatus: There is provided a sound reproduction apparatus including a sub-woofer unit and a plurality of wireless speakers. A method of speaker charging and speaker calibration using the sound reproduction apparatus is also provided. The sub-woofer unit may be configured to perform tasks of both charging a power source in each... Agent: Creative Technology Ltd

20120121112 - Speaker: A speaker includes a base, a diaphragm, a separating module, a first electrode set and a second electrode set. The base and a porous structure are formed a cavity. The diaphragm is disposed in the cavity and includes a first part and a second part. The separating module is located... Agent: Compal Electronics, Inc.

20120121113 - Directional control of sound in a vehicle: A system for directing sound in a vehicle includes a passenger selector, a controller, a pattern generator and a speaker array. The passenger selector is configured to generate a direction signal based on a selection of at least one passenger in the vehicle. The controller is configured to generate a... Agent: National Semiconductor Corporation

20120121114 - Hearing instrument with linearized output stage: This invention relates to a hearing instrument, which comprises a first microphone converting ambient sound to an ambient sound signal, a signal processor generating a processed sound signal based on the ambient sound signal, a controllable output stage generating a driving signal based on the processed sound signal and in... Agent:

20120121115 - Hearing aid with wireless signal transmission: A hearing aid with wireless signal transmission is provided which includes a radio reception unit for wireless reception of modulated and/or coded audio signals, a device to estimate the reception quality of the received audio signal, a device to generate an acoustic limit signal whose level increases when the estimated... Agent:

20120121116 - Suspension for a hearing device receiver, and a method of producing a hearing device, and a hearing device: A suspension for a hearing device having a receiver includes a first part, a second part, and a vibration isolator positioned between the first and the second parts, and mechanically coupled to the first and second parts, wherein the first part is configured to at least partly enclose the receiver,... Agent: Gn Resound A/s

20120121117 - Mobile terminal: A mobile terminal is provided. The mobile terminal includes a case defining a body of the mobile terminal, a circuit board located in the body, an electronic device located in the body, a mounting portion formed at the case so as to mount the electronic device to the case, and... Agent:

20120121118 - Slotted waveguide for loudspeakers: A slotted waveguide for use with an electrodynamic transducer is described. The slotted waveguide has a transducer front surface for radiating acoustic energy from the electrodynamic transducer. The transducer front surface is concave and the electrodynamic transducer is operable to a desired high frequency. The slotted waveguide may include a... Agent: Harman International Industries, Incorporated

20120121119 - In-ear monitor with concentric sound bore configuration: A in-ear monitor is provided that is coupleable to an external audio source and that may be configured as a custom fit IEM or configured to accept a removable eartip, the in-ear monitor including at least two drivers and at least two concentric sound delivery tubes that acoustically couple the... Agent: Logitech Europe, S.a.

20120121120 - Non-entangling electrical cables: An electrical cable is disclosed that is tangle-free. This is achieved by having alternating lengths of firm elements with flexible lengths of cable. More specifically, the present invention provides various mechanisms for securing a length of electrical cable in a closed/folded state which can be easily opened without entanglements.... Agent:

20120121121 - Speaker having a horizontal former: A speaker includes a frame, a sound radiating surface, and a suspension that couples the sound radiating surface to the frame. A horizontal former is coupled to the radiating surface. The former extends substantially horizontally outward of a peripheral portion of the radiating surface, to a peripheral portion that is... Agent: Apple Inc.

  
05/10/2012 > 42 patent applications in 29 patent subcategories. archived by USPTO category

20120114126 - Audio format transcoder: An audio format transcoder for transcoding an input audio signal, the input audio signal having at least two directional audio components. The audio format transcoder including a converter for converting the input audio signal into a converted signal, the converted signal having a converted signal representation and a converted signal... Agent:

20120114125 - Audio signal processing devices having power signal decoding circuits therein: An audio signal receiver includes left and right audio ports that are configured to receive left and right audio signals, respectively. The audio signal receiver also includes a power signal decoding circuit that is configured to extract a DC voltage from at least one of the left and right audio... Agent:

20120114128 - Audio beamforming: An audio beamforming apparatus comprises a receiving circuit (103) which receives signals from an at least two-dimensional microphone array (101). A reference circuit (105) generates reference beams and a combining circuit (107) generates an output signal corresponding to a desired beam pattern by combining the reference beams. An estimation circuit... Agent: Koninklijke Philips Electronics N.v.

20120114127 - Reproduction apparatus, reproduction method, provision apparatus, and reproduction system: A reproduction apparatus includes: a reproduction unit which reproduces sound data; and a volume correction unit which correct a volume of the sound data reproduced by the reproduction unit on the basis of a relationship between a volume characteristic value of each of a plurality of pieces of sound data... Agent:

20120114129 - Mixer with adaptive post-filtering: A noise reduction system includes multiple transducers that generate time domain signals. A transforming device transforms the time domain signals into frequency domain signals. A signal mixing device mixes the frequency domain signals according to a mixing ratio. Frequency domain signals are rotated in phase to generate phase rotated signals.... Agent: Qnx Software Systems Co.

20120114130 - Cognitive load reduction: A cognitive load reduction system comprises a sound source position decision engine configured to receive one or more audio signals from a corresponding one or more signal generators, wherein the sound source position decision engine is further configured to identify two or more discrete sound sources within at least one... Agent: Microsoft Corporation

20120114133 - Detecting the repositioning of an earphone using a microphone and associated action: A system detects the repositioning of an earphone that is worn by a user, and changes an operation mode of a host coupled to the earphone. Within the earphone is a pressure transducer that detects a pressure change caused by the repositioning of the earphone. A signaling mechanism sends a... Agent: Apple Inc

20120114132 - Headset with accelerometers to determine direction and movements of user head and method: An audio headset system for a mobile phone or other audio player includes a pair of earpieces, each including a speaker in a housing and configured to provide audio output, the housing configured for positioning with respect to a user's ear to direct audio output to the ear; and a... Agent: Sony Ericsson Mobile Communications Ab

20120114131 - User configurable headset: A headset is described. The headset includes a frame configured to be worn substantially behind the ears of a user. The frame includes a top surface having a first plurality of attachment features and a bottom surface having a second plurality of attachment features. A boom is mechanically coupled to... Agent: Symbol Technologies, Inc.

20120114134 - Methods and apparatus for control and traffic signaling in wireless microphone transmission systems: Methods and apparatus for controlling the communications between a wireless microphone receiver and one or more wireless microphone transmitters are described. In accordance with some embodiments a common control channel is used for communicating control signals between the wireless microphone receiver and one or more wireless microphone transmitters, while separate... Agent: Qualcomm Incorporated

20120114135 - Modular automotive multimedia and telematic extension box and head unit: The present invention relates to a modular automotive multimedia and telematic extension unit and head unit. In one embodiment, the present invention is an extension unit including a storage unit storing an application of an external personal electronic device, a processor connected to the storage unit, and a first connection... Agent: Toyota Motor Engineering & Manufacturing North America, Inc.

20120114136 - Speaker device: A speaker device has a diaphragm, a static part vibratably supporting the diaphragm in a vibration direction and a driving part applying vibration to the diaphragm in response to an audio signal. The driving part is provided at the static part. The driving part includes a magnetic circuit forming a... Agent: Pioneer Corporation

20120114137 - Acoustic control apparatus and acoustic control method: Disclosed herein is an acoustic control apparatus including: a speaker-position computation section configured to find the position of each of a plurality of speakers located in a speaker layout space on the basis of a position computed as the microphone position in the speaker layout space based on a taken... Agent:

20120114138 - Sound source signal processing apparatus and method: A sound source signal processing apparatus including a first sound source detection unit having at least one microphone to detect a sound source signal, a second sound source detection unit having at least one microphone to detect the sound source signal, the second sound source detection unit being spaced apart... Agent: Samsung Electronics Co., Ltd.

20120114141 - Howling canceller: A howling canceller is adapted to an acoustic system having a speaker and first and second microphones. The speaker and the first microphone form a first acoustic feedback loop; the speaker and the second microphone form a second acoustic feedback loop. The howling canceller includes a howling suppressing unit for... Agent: Yamaha Corporation

20120114139 - Methods and systems for suppressing noise: The present invention relates to a suppressing noise system applied in a mobile device, comprises: at least two microphones are used for respectively transmitting a first audio signal with noise and a second audio signal with noise; a pre-processing unit is coupled to the at least two microphones for oversampling... Agent: Industrial Technology Research Institute

20120114140 - System and method for a noise reduction controller in a communication device: A system and method control the level of applied noise reduction, the level of noise reduction being influenced by monitoring audio signals, analyzing audio signal components, bandwidth of background noise, user preferences and other factors.... Agent: Noise Free Wireless, Inc.

20120114142 - Acoustic signal processing apparatus, processing method therefor, and program: A difference spectrum calculation unit 320 calculates, as a difference spectrum, the absolute difference value between frequency spectra of the left and right channels sent from frequency spectrum generation units 311 and 312. A low-level band determination unit 330 determines a difference spectrum corresponding to a low-level band among difference... Agent:

20120114143 - Sound output apparatus: A sound output apparatus includes a mixing unit configured to mix an L (left) channel voice signal and an R (right) channel voice signal to generate an L+WF signal and an R−WF signal containing a mix of a WF(woofer) channel voice signal, and power amplifiers which amplify the L+WF signal... Agent:

20120114144 - Sound control device, computer-readable recording medium, and sound control method: Sound is outputted, without giving the sense of incongruity to the user, even if reproduction of animation is stopped by the user. An animation acquiring section 11 acquires animation data D1 representing an animation generated in advance based on a setting operation by the user, and sound data D2 representing... Agent:

20120114145 - Microphone arrangement: A microphone arrangement has an SMD housing with a sound inlet opening. A transducer receives sound waves through the sound inlet opening and converts the received sound waves into electrical signals. An analog-to-digital converter provides digital signals. An interface control unit with a digital interface is used by the chip... Agent: Epcos Ag

20120114146 - Condenser microphone: A condenser microphone includes a plurality of condenser microphone units, each unit including a diaphragm and a fixed electrode one of which has an electret layer thereon. The condenser microphone units include respective sensitivity controllers changing sensitivities of the units. The sensitivity controllers include respective variable resistors connected between a... Agent:

20120114147 - Speaker apparatus: A speaker system includes: a first speaker unit having a predetermined directivity angle in the horizontal direction; and a pair of second speaker units which are disposed opposite to each other with the first speaker unit sandwiched between them when viewed in the vertical direction and which have a directivity... Agent: Sony Corporation

20120114148 - Loudspeaker driver and loudspeaker arrangement: A loudspeaker arrangement comprises a loudspeaker driver (201) mounted in an enclosure (203). The loudspeaker driver (201) comprises a speaker frame (209) which forms an outer support (221) and an inner support (213). An active radiator (205) is mounted on the inner support (213) and a passive radiator (207) is... Agent: Koninklijke Philips Electronics N.v.

20120114149 - Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker: A speaker diaphragm is configured by a compound mixed with resin and bamboo fiber. The diaphragm satisfying the advantage of the bamboo fiber of high sound quality and a large degree of freedom in the setting of the characteristic value of the diaphragm and the advantage of the diaphragm made... Agent: Panasonic Corporation

20120114150 - Speaker apparatus: A speaker apparatus includes: an actuator serving as a source of vibration; a vibration transmitting member connected to the actuator; and two sheet-like diaphragms provided opposite to each other in the thickness direction thereof with the vibration transmitting member and disposed in contact with the vibration transmitting member, wherein vibration... Agent: Sony Corporation

20120114153 - Apparatus and method of reproducing surround wave field using wave field synthesis based on speaker array: Disclosed are an apparatus and method of surround wave field synthesizing a multi-channel signal excluding sound image localization information. A wave field synthesis and reproduction apparatus may include a signal classification unit to classify an inputted multi-channel signal into a primary signal and an ambient signal, a sound image localization... Agent: Electronics And Telecommunications Research Institute

20120114151 - Audio speaker selection for optimization of sound origin: A method consistent with certain implementations involves in an audio system having an array of a plurality of loudspeakers and a stored speaker map identifying the geometric relationship between the plurality of loudspeakers and a listening position, identifying a location on the speaker map of a Source Origin of a... Agent:

20120114152 - Determining loudspeaker layout using audible markers: A method consistent with certain implementations involves switching one or more loudspeakers to behave as one or more microphones while remaining loudspeakers behave as speakers. An audible signal is generated and the outputs of the microphones are processed to identify geometric location of loudspeakers. A filter transfer function is generated... Agent:

20120114154 - Using accelerometers for left right detection of headset earpieces: An earplug to provide sounds to a user's ear includes a housing, a speaker in the housing, a reference location or direction indicator associated with the housing to identify a preferential orientation of the housing in a user's ear, and an accelerometer configured to provide an output signal to distinguish... Agent: Sony Ericsson Mobile Communications Ab

20120114155 - Hearing aid: A hearing aid, that outputs a microphone input signal and an external input signal, improved includes a directional microphone, an external input terminal, a hearing aid processor that inputs sound signals from the microphone and the external input terminal, and a receiver that outputs sound signal that have undergone hearing... Agent:

20120114156 - Hearing aid and method for operating a hearing aid with a humidity sensor: A hearing aid has a hearing aid housing and an associated method for operating the hearing aid. The hearing aid contains a first humidity sensor which determines a first ambient humidity and a modification unit, which modifies an operating state and/or an operating parameter of the hearing aid in dependence... Agent: Siemens Medical Instruments Pte. Ltd.

20120114158 - Hearing assistance system: A hearing assistance system having a transmission unit (10, 10′) with a microphone arrangement (16) for capturing audio signals from a speaker's voice and means (20, 22) for transmitting audio signals via a wireless audio link (24); at least one receiver unit (12) for receiving audio signals from the transmission... Agent: Phonak Ag

20120114157 - Method and hearing aid for determining moisture and computer program product implementing the method: A method for determining moisture on a covering of a microphone opening of a hearing aid housing without additional components includes determination of an acoustic parameter originating from an earpiece in a microphone signal of a microphone disposed below the covering, comparison of the determined acoustic parameter with a reference... Agent: Siemens Medical Instruments Pte. Ltd.

20120114159 - Microphone and microphone apparatus: A microphone includes a microphone unit having a diaphragm, a fixed electrode and a FET as an impedance converter; a plug outputting audio signals output from the microphone unit; and a jack into which audio signals inputted in the microphone unit are inputted. While the plug of the other microphone... Agent:

20120114161 - Earbud and method of manufacture: An earbud (10) for carrying sound from a source (16) to a person's ear canal, includes a soft foam body (20) and a sleeve (26) of stiffer material lying within the body. The body is molded around the sleeve and is chemically bonded to the sleeve without an adhesive between... Agent: Honeywell International Inc.

20120114160 - Tunable earphone: Provided is a tunable earphone, including an earphone shell, a sound generation device and a tuning device. The earphone shell disposes a pivot hole and a number of tuning holes. The sound generation device is located in the earphone shell. The tuning device includes a tuning member and a damping... Agent: Cheng Uei Precision Industry Co., Ltd.

20120114162 - Built-in telescopic earphone structure and terminal device: The present invention provides a built-in telescopic earphone structure and a terminal device. The built-in telescopic earphone structure comprises a housing having a containing space, an earphone arranged within the containing space and having an earphone assembly and an earphone line, a connection means for connecting the earphone with a... Agent:

20120114163 - Speaker system including a speaker device having a speaker unit mounted with an antenna: A speaker system includes a circuit board and a speaker device disposed on the circuit board. The speaker device includes a speaker unit for generating an audio output, and an antenna directly mounted on the speaker unit for radiating and receiving radio waves.... Agent:

20120114164 - Improvements in or relating to surrounds for audio drivers: A ring-shaped surround for a loudspeaker is disclosed, in the form of a membrane formed in a shape that, when relaxed (i.e. when not being driven), has a cross sectional shape with a first portion extending in a radial direction for a first distance, a second portion extending in an... Agent: Gp Acoustics (uk) Limited

20120114165 - Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker: A speaker diaphragm is configured by a compound mixed with resin and bamboo fiber. The diaphragm satisfying the advantage of the bamboo fiber of high sound quality and a large degree of freedom in the setting of the characteristic value of the diaphragm and the advantage of the diaphragm made... Agent: Panasonic Corporation

20120114166 - Speaker and electronic apparatus and device using the same: The present invention relates to a loudspeaker in the acoustic field and the information communication field. The invention provides a loudspeaker that can realize a thinner size. To achieve this, the loudspeaker of the present invention is structured so that a part of a diaphragm is inserted to a dent... Agent: Panasonic Corporation

  
05/03/2012 > 36 patent applications in 28 patent subcategories. archived by USPTO category

20120106742 - Audio content enhancement using bandwidth extension techniques: Methods, devices and computer program products facilitate the generation of high quality audio content. The audio content includes upper harmonics that are associated with a bass band of frequencies in order to enhance the perception of bass audio components that cannot be produced by the audio speakers. The upper harmonics... Agent:

20120106744 - Auditory display apparatus and auditory display method: An auditory display apparatus is provided that places sounds such that sounds whose fundamental frequencies are close to each other are not adjacent to each other. A sound transmission/reception section receives sound data. A sound analysis section analyzes the sound data, and calculates a fundamental frequency of the sound data.... Agent:

20120106743 - Loudness modification of multichannel audio signals: Scaling, by a desired amount sm, the overall perceived loudness Lm of a multichannel audio signal, wherein perceived loudness is a nonlinear function of signal power P, by scaling the perceived loudness of each individual channel Lc by an amount substantially equal to the desired amount of scaling of the... Agent: Dolby Laboratories Licensing Corporation

20120106745 - Audio processing system: The audio processing system disclosed in the invention comprises an audio processor and an audio amplifier. The audio processor receives a data signal to generate a processed signal, and comprises at least one gain control circuit and at least one operational amplifier. The gain control circuit generates a gain signal... Agent:

20120106746 - Technique for estimating particular audio component: Candidate frequencies per unit segment of an audio signal are identified. First processing section identifies an estimated train that is a time series of candidate frequencies, each selected for a different one of the segments, arranged over a plurality of the unit segments and that has a high likelihood of... Agent: Yamaha Corporation

20120106747 - System and method for automatic selection of audio configuration settings: In one embodiment the present invention includes a circuit for automatically adjusting an output of an audio device. The circuit includes a memory circuit, a detector circuit, a control circuit, and an output circuit. The memory circuit stores configuration information. The detector circuit detects environment information related to an environment... Agent: Dolby Laboratories Licensing Corporation

20120106748 - System for simulated multi-gear vehicle sound generation: A vehicle sound generator system is configured to generate a signal configured to drive one or more speakers produce sound waves simulating sounds associated with a desired engine type. The signal is based on one or more operating conditions of a vehicle. The vehicle sound generator system is configured to... Agent: Harman International Industries, Incorporated

20120106749 - Microphone non-uniformity compensation system: A microphone compensation system responds to changes in the characteristics of individual microphones in an array of microphones. The microphone compensation system provides a communication system with consistent performance despite microphone aging, widely varying environmental conditions, and other factors that alter the characteristics of the microphones. Furthermore, lengthy, complex, and... Agent: Nuance Communications, Inc.

20120106750 - Audio driver system and method: A system and apparatus for constructing a displacement model across a frequency range for a loudspeaker is disclosed. The resultant displacement model is centered around the distortion point. Once a distortion model is constructed it can be incorporated into an audio driver to prevent distortion by incorporating the model and... Agent:

20120106751 - Methods and apparatus for wireless microphone synchronization: Methods and apparatus related to timing synchronization used in a wireless microphone system to reduce and/or minimize interference are described. A wireless microphone receiver in some embodiments performs open loop timing control based on signals from an adjacent wireless microphone receiver and participates in closed loop timing control of wireless... Agent: Qualcomm Incorporated

20120106752 - Lightweight electronic device for automotive applications and method: A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical... Agent: Delphi Technologies, Inc.

20120106753 - Digital dual microphone module with intelligent cross fading: A method of operating a microphone system includes providing first and second microphones associated with a same human speaker. An analog ambient noise signal is received from the first microphone. An analog speech signal is received from the second microphone. The analog ambient noise signal is converted into a digital... Agent: Bosch Security Systems Inc.

20120106755 - Handheld electronic device with microphone array: A handheld electronic device includes a body and a microphone array. The body includes a side and a recess formed on the side. The microphone array includes a first microphone and a second microphone. Either the first and second microphones are disposed in the recess, or the first microphone is... Agent: Fortemedia, Inc.

20120106754 - Transitioning multiple microphones from a first mode to a second mode: An apparatus includes multiple microphones and a controller. The controller is coupled to receive a signal from each of the multiple microphones. The controller is configured to control a transition of the multiple microphones from an active mode to a dormant mode. When the multiple microphones are in the active... Agent: Qualcomm Incorporated

20120106757 - Mobile wireless communications device having improved rf immunity of audio transducers to electromagnetic interference (emi): A mobile wireless communications device includes a housing and circuit board carried by the housing and having radio frequency (RF) circuitry and a processor operative with each other. Audio circuitry is carried by the circuit board and an audio transducer assembly, such as a speaker, has electrical contacts that electrically... Agent: Research In Motion Limited

20120106756 - System and method for a noise reduction switch in a communication device: A switch system and novel method control the application of noise reduction upon a signal.... Agent:

20120106758 - Technique for suppressing particular audio component: A coefficient train processing section, which sequentially generates per unit segment a processing coefficient train for suppressing a target component of an audio signal, includes a basic coefficient train generation section and coefficient train processing section. The basic coefficient train generation section generates a basic coefficient train where basic coefficient... Agent: Yamaha Corporation

20120106759 - Speaker system and method for optimizing output of speaker thereof: A speaker system and a method for optimizing an output of a speaker thereof are provided. The speaker system includes a speaker, an automatic gain control amplifier, a volume adjustment unit, a controller, and an indication unit. The function of the automatic gain control amplifier may be intelligently optimized by... Agent: Optoma Technology, Inc.

20120106760 - Audio amp with spurious wave noise reduction circuit: An audio amplifier with a spurious wave noise reduction circuit according to the present invention comprises: an input unit receiving the audio signal for each channel; a modulation unit converting the audio signal into a pulse width modulation (PWM) signal; an amplification unit amplifying the PWM signal; an output unit... Agent: M Designs Inc

20120106761 - Driving interface device adaptive to a flat speaker: A driving interface device adaptive to a flat speaker is introduced herein. The driving interface device is coupled with an external sound source for receiving sound signals, and boosts voltage levels of the sound signals to drive the thin flat speaker without using an external power source. In one embodiment,... Agent: Industrial Technology Research Institute

20120106762 - Hearing aid device for frequency compression: With a hearing aid device suitable for executing a frequency compression, the aim is for different input signals entering the hearing aid device to be easily distinguishable even after frequency compression. To this end it is proposed that form factors should be determined from source frequency bands in which the... Agent: Siemens Medical Instruments Pte. Ltd.

20120106763 - Audio signal processing device, audio signal processing method, and program: An audio signal processing device includes two audio signal processing units that serially perform a processing with respect to an input audio signal, and obtain an output audio signal for driving a speaker. One audio signal processing unit of the two audio signal processing units performs, with respect to the... Agent:

20120106764 - Multi-function mobile device carrying case: A multi-function mobile device carrying case for a mobile device includes a case housing incorporating a retractable headset, a microphone, a multi-function control button, and an interface cable. The carry case further includes a device housing attached to the case housing and configured to accommodate a mobile device. When a... Agent: Gomango, LLC

20120106766 - Electronic device: An electronic device of the present invention comprises: an electronic-device body which has a first sound hole that radiates a sound wave generated at a built-in vibration source; and a panel which has a second sound hole at the position corresponding to the first sound hole, and is attached to... Agent:

20120106765 - Loudspeaker system and waveshaping unit: The invention concerns a loudspeaker system having a plurality of segmented line array speakers and a plurality of acoustic waveshapers. In addition there is provided an overlap region between two adjacent waveshapers.... Agent:

20120106767 - Shaped loudspeaker: A driver for a loudspeaker is mounted in an opening in an acoustic surface, for example a horn, and has a piston shaped to conform to the shape of the acoustic surface. This ensures that the presence of the driver does not disrupt the acoustic properties of the desired shape... Agent: Martin Audio Limited

20120106768 - Front resonator for a speaker of a wireless device: A front resonator for a speaker of a wireless device, comprising: an enclosure mounted over the speaker and forming with an upper surface of the speaker a front volume for the front resonator; and, a horizontal or approximately horizontal tube formed or mounted on a surface of the enclosure, the... Agent: Research In Motion Limited

20120106769 - Filter circuit for an electret microphone: A miniature electret microphone includes a housing, a back plate/diaphragm assembly, an integrated circuit and a filter circuit. The housing for the microphone includes a sound inlet port. The back plate/diaphragm assembly is disposed within the housing and the assembly has an output responsive to sound pressure incident on the... Agent:

20120106770 - Earphone antenna, earphone and electronic device employing the same: One or more antennas within an earphone arrangement used in an electronic device includes a plurality of coaxial cables, a first antenna unit, a second antenna unit, and a third antenna unit. The coaxial cables carry radio frequency (RF) signals of different frequency bands. The first antenna unit, the second... Agent: Foxconn Communication Technology Corp.

20120106771 - Aesthetic linear speaker assembly: A linear speaker assembly including a plurality of speakers in side by side relation within a piece of furniture in such a manner that a horn element, a phase plug and other ancillary speaker structure forms a sound path that communicates from the speakers to the environment and the speaker... Agent:

20120106772 - Speaker device: A diaphragm, a static part vibratably supporting the diaphragm in the vibration direction, and a driving part provided at the static part and applying vibration to the diaphragm in response to an audio signal are provided, and the driving part includes a magnetic circuit forming a magnetic gap, a voice... Agent: Pioneer Corporation

20120106773 - Speaker device and method for forming speaker device: A speaker device which can form an ideal cylindrical wave as sound traveling nondirectionally in a horizontal direction toward a listener. A vibration transmitting member is supported at one end thereof to the vertex of a conical diaphragm, and vibration generated by a vibrating element according to an acoustic signal... Agent: Sony Corporation

20120106775 - Speaker: A speaker includes a base defining a pair of receiving cavities separated from each other in a longitudinal direction and an engaging portion disposed between the pair of receiving cavities, a pair of magnetic circuit systems received into the pair of the receiving cavities, a diaphragm attached on the base,... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.

20120106774 - Speaker, and mobile electronic device: A housing (110) includes one main surface (111) having a polygonal shape, and an opening portion (112) in the one main surface. A diaphragm (120) is disposed in the opening portion so as to cover the one main surface, except for corner regions (115a, 115b, 115c, and 115d) which are... Agent:

20120106776 - Slim speaker: A slim speaker includes a casing having an enlarged front opening and a rear end with a magnetic circuit mounted thereto; a voice coil located over a central area of the magnetic circuit; a diaphragm located between the enlarged front opening of the casing and the voice coil; and a... Agent:

20120106777 - Speaker damper and speaker device: A damper for a speaker for vibratably supporting a voice coil to a static part includes a first damper and a second damper formed in an annular shape having an inner periphery part and an outer periphery part, respectively. The first and second dampers are formed in a shape expandable... Agent: Pioneer Corporation

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