|Electrical audio signal processing systems and devices patents - Monitor Patents|
USPTO Class 381 | Browse by Industry: Previous - Next | All
07/2012 | Recent | 15: May | Apr | Mar | Feb | Jan | 14: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Electrical audio signal processing systems and devices July category listing 07/12Below 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. 07/26/2012 > 30 patent applications in 23 patent subcategories.
20120189127 - Stereo decoding method and apparatus: A stereo decoding method and apparatus are disclosed. The method includes: restoring a monophonic signal from a received code stream through decoding; restoring an interchannel level difference, a group delay, and a group phase from the received code stream through decoding; and processing the monophonic signal according to the interchannel... Agent: Huawei Technologies Co., Ltd.
20120189128 - Electroacoustic device, in particular for a concert hall: The device according to exemplary embodiments of the invention includes means for compensating the effects of temperature for cells that are used to obtain reverberation effects in an auditorium. This avoids the disagreeable effects of the “Larsen” effect, for example. The invention may be applicable to a public address system... Agent: Centre Scientifique Et Technique Du Batiment
20120189129 - Apparatus for aiding and informing a user: An apparatus is described that allows the user to interact with an electronic system, such as a music player, and notifies when a potentially dangerous situation may be occurring in the immediate vicinity of the user. This is particularly important when the user is listening to music using a loud... Agent: Trackthings LLC
20120189130 - Method and system for self-managed sound enhancement: A system and method are provided for capturing hearing characteristics from self-administered hearing tests or from professionally administered hearing tests, including loudness tolerance levels as at different sound frequencies, as an individualized audiological profile for automatically enhancing audio to complement and address as closely as possible an individual's hearing deficits.... Agent: The Chinese University Of Hong Kong
20120189131 - Low-pitched sound enhancement processing apparatus, speaker system and sound effects apparatus and processes: Musical sound signals in at least one frequency band in a low band range are enhanced by a low-pitched sound enhancement processing device. Musical sound signals greater than a predetermined level are compressed by a compression device, such that the level in a low band range would not become excessively... Agent: Roland Corporation
20120189132 - Active vibration noise control apparatus: An active vibration noise control apparatus uses an adaptive control process, which predicts rear road wheel noise canceling sounds by correcting a front road wheel reference signal or a rear road wheel reference signal with a corrective filter, based on different characteristics of front road wheel suspensions and rear road... Agent: Honda Motor Co., Ltd.
20120189136 - Donned/doffed multimedia file playback control: Methods and apparatuses for headset wearing mode based operation are presented. A headset system includes a first earbud and a second earbud. One or both earbuds have a detector which indicates whether the earbud is donned or doffed. Operation of the headset is modified based on the donned or doffed... Agent: Plantronics, Inc.
20120189134 - Earphone and electronic device using the same: An electronic device includes a main body and an earphone. The main body includes an earphone socket and a first processing unit. The earphone includes an earphone plug, a storage unit, and a second processing unit. The earphone is connected to the main body by inserting the earphone plug into... Agent: Fu Tai Hua Industry (shenzhen) Co., Ltd.
20120189135 - Electronic device, relay server, data transmitting/receiving system, and data transmitting/receiving method: A data transmitting/receiving method that reproduces content data distributed from a content server in a user terminal includes the user terminal connected to a network and a relay server in a system configuration. Request information that requests content data is transmitted from the user terminal to the relay server, the... Agent: Panasonic Corporation
20120189133 - Headset with configuration switch: An apparatus including a first section which is sized and shaped to be supportably mounted on a person's ear, a second section movably connected to the first section, and a switch. The first section includes a speaker. The second section is movable between a first home position and a second... Agent: Nokia Corporation
20120189137 - Microphone unit, pocket transmitter and wireless audio system: There is provided a microphone unit for recording audio signals comprising an audio processing unit for processing the recorded audio signals, a detection unit for detecting metadata belonging to the audio signal, and a first transmitting and receiving unit for transmitting the processed audio signal and the metadata.... Agent:
20120189138 - Signal processing method, signal processing apparatus, and signal processing program: A desired signal is extracted with a higher accuracy from a mixed signal wherein a plurality of signals are mixed. At the time of extracting a first signal from a first mixed signal and a second mixed signal, said first mixed signal and second mixed signal having the first signal... Agent: Nec Corporation
20120189139 - Semiconductor integrated circuit having a switched charge pump unit and operating method thereof: Power source noises of a digital amplifier arising from regenerative current of an inductor of a low pass filter is reduced. A semiconductor integrated circuit includes: a digital amplifier, a driver; and a charge pump unit which is supplied with a positive operating voltage and generates a positive power supply... Agent: Renesas Electronics Corporation
20120189142 - Apparatus and method for switching multi-channel audio in a portable terminal: A multi-channel audio switching method and device for terminal sets correspondence between output audio types and audio output modules, and sets output levels for the different audio output modules. When the portable terminal receives an instruction to output an audio, the instruction carries an output audio type. The portable terminal... Agent: Samsung Electronics Co., Ltd.
20120189140 - Audio-sharing network: Systems, methods, and devices for sharing ambient audio via an audio-sharing network are provided. By way of example, a system that receives shared audio from such an audio-sharing network may include a personal electronic device. The personal electronic device may join an audio-sharing network of other electronic devices and receive... Agent: Apple Inc.
20120189141 - Driver circuit: A pair of PWM signals having mutually opposite or identical phases is applied to both terminals of a load to drive the load. An anomaly detection circuit detects a state of change in the pair of PWM signals (PWM+ and PWM−), performs counting operation when at least one PWM signal... Agent: Semiconductor Components Industries, LLC.
20120189143 - Micromechanical microphone device and method for producing a micromechanical microphone device: A micromechanical microphone device includes a membrane that is mounted in an elastically deflectable manner above a substrate and that has at least one gate electrode. The device further includes a source region and a drain region provided in or on the substrate with a channel region therebetween. The channel... Agent: Robert Bosch Gmbh
20120189144 - Packaged microphone with reduced parasitics: A packaged microphone has a base with a top face, a lid coupled to the base and forming an interior, and a MEMS microphone (i.e., a die or chip) secured to the top face of the base within the interior. The packaged microphone also includes a circuit chip secured to... Agent: Analog Devices, Inc.
20120189145 - Ribbon microphone: To provide electromagnetic damping without a special output connector for protecting a diaphragm of metallic ribbon foil of a ribbon microphone against shocks. A ribbon microphone operable with a phantom power supply comprises: an acoustic-electric converter 1 including a pair of permanent magnets and a diaphragm of metallic ribbon foil;... Agent: Kabushiki Kaisha Audio-technica
20120189146 - Contactless recharging of the battery of a portable object by a telephone: A method for charging the battery of a portable object by a telephone, comprising a step for contactless transmission of power from a charging device of the telephone to the portable object, inducing the charging of the battery of the portable object.... Agent: Stmicroelectronics (rousset) Sas
20120189147 - Sound processing apparatus, sound processing method and hearing aid: By using output signals from a plurality of omnidirectional microphones, respectively, the sound processing apparatus outputs a first directivity signal in which the main axis of directivity is formed in the direction of the utterer and outputs a second directivity signal in which the dead zone of directivity is formed... Agent:
20120189148 - Headworn sound processor case: A case for encasing a hearing device to allow the wearer to continue wearing the device while engaging in activities such as swimming. In certain embodiments, the case comprises a protective portion for providing mechanical protection to the device and a flexible portion for housing a coil associated with the... Agent:
20120189149 - Hearing aid: A hearing aid of the present invention is convenient to repair and replace. The hearing aid includes: (i) an out-of-canal assembly comprising a power source (e.g., a battery) and a processor, and (ii) an in-canal assembly comprising a microphone and a receiver. The out-of-canal assembly is selectively, removably, electrically coupled... Agent: Brainstorm Audio, LLC
20120189150 - Subwoofer structure and adjusting method: A subwoofer (10) structure comprised of a transducer (30) located in a loudspeaker enclosure (11), an acoustic duct (21) expanding in a horn-like manner, a frontal chamber (40) and an aperture (22). A sound wave emanating from the transducer is conveyed via the acoustic duct portion expanding in a horn-like... Agent:
20120189151 - Robust diaphragm for an acoustic device: A rigid, flat plate diaphragm for an acoustic device is illustrated. The internal supporting structure of the diaphragm provides a combination of torsional and translational stiffeners, which resemble a number of crossbars. These stiffeners brace and support the diaphragm motion, thus causing its response to not be adversely affected by... Agent: Research Foundation Of State University Of New York
20120189152 - Component having a micro-mechanical microphone structure and method for producing the component: Measures are provided for improving the acoustic properties of a component (10) having a micromechanical microphone structure realized in a layer construction (20) over a substrate (1), and for simplifying the production method. The microphone structure of such a component (10) includes a diaphragm (11) deflectable by acoustic pressure, spanning... Agent:
20120189154 - Antihelix-conforming ear-mount for personal audio-set: A light weight and comfortable ear mount for a personal audio-set is disclosed. The ear mount conforms with the antihelix of a wearer's ear, thereby operating substantially as a compression spring between the wearer's antihelix and tragus, to operably secure the personal audio-set in place. In a preferred embodiment, the... Agent:
20120189153 - Mounting panel with elongated tongue: A device for mounting a communication headset to a helmet includes a mounting panel having a seat in a front surface thereof that includes a set of electrical contacts and a guide, a printed circuit board 110 in electrical connection with the electrical contacts, and an elongated tongue affixed to... Agent: Cardo Systems, Inc.
20120189155 - Apparatus for electrically coupling contacts by magnetic forces: A system is described that consists of components that are magnetically and electronically coupled together. The electronic coupling allows signals and power/ground to couple between the various components. The magnetic coupling allows the portable system to come apart without damaging the components when an element of a component gets unexpectedly... Agent: Trackthings LLC
20120189156 - Docking station for media player: A docking station for an iPad or the like, has a base, a support connected to the base and holding an iPad, a signal connector, an operating circuit for amplifying an audio signal received from the iPad via the connector, and speakers for reproducing sound based on an audio signal... Agent: Alco Electronics Limited07/19/2012 > 26 patent applications in 21 patent subcategories.
20120183146 - Apparatus and method for post-processing and outputting digital audio data in real time: A digital audio data output device having first and second post-processors that process received digital audio data in parallel. Each processor includes a mixer unit that processes received digital audio data on the fly in response to a channel mode control signal, and a volume control unit that adjusts volume... Agent:
20120183147 - Audio processing apparatus: An audio processing section generates at least a left-front audio signal, a right-front audio signal, a second left audio signal that is the same as a left-front audio signal, and a second right audio signal that is the same as the right-front audio signal based on a left-front audio signal... Agent: Onkyo Corporation
20120183148 - System for multichannel multitrack audio and audio processing method thereof: A multichannel multitrack audio system and an audio processing method are provided. The audio processing method down-mixes and encodes a first audio object constituting the audio from multiple channels to a lower number of channels. Thus, the method for down-mixing audio objects of the audio from the multichannel to the... Agent: Korea Electronics Technology Institute
20120183149 - Sound signal processing apparatus, sound signal processing method, and program: An apparatus including a direction estimation unit detecting one or more direction points indicating a sound source direction of a sound signal for each of blocks divided in a predetermined time unit, and a direction tracking unit connecting the direction points to each other between the blocks and detecting a... Agent: Sony Corporation
20120183150 - Sound tuning method: The invention relates to a method for automated tuning of a sound system, the sound system comprising delay lines, equalizing filters, and at least two loudspeakers, the method comprising the steps of reproducing a useful sound signal through the loudspeakers, measuring sound pressure values at least one location, providing a... Agent:
20120183151 - System and method for sound system simulation: A sound system design/simulation system provides a more realistic simulation of an existing venue by matching a measured reverberation characteristic of the existing venue and adjusting one or more acoustic parameters characterizing the model such that a predicted reverberation characteristic substantially matches the measured reverberation characteristic.... Agent:
20120183152 - Wired headset with integrated switch: Headsets are provided with integrated switch assemblies. An integrated switch assembly can include a switch hidden from view by a housing. The switch can be activated when a user applies pressure to the housing. The housing may include a flexible housing cover that, when depressed, may engage the switch contained... Agent: Apple Inc.
20120183153 - Home audio system for operating different types of audio sources: A multiprocessor system used in a home, or office environment includes multiple processors that run different real-time applications. A dynamic configuration system runs on the multiple processors and includes a device manager, configuration managers and data manager. The device manager automatically detects and adds new devices to the multiprocessor system,... Agent:
20120183154 - Use of sensors for noise suppression in a mobile communication device: Techniques are described herein that use sensors (e.g., microphones) for noise reduction in a mobile communication device. For example, one technique enables a first sensor that is initially configured to be a speech sensor to be used as a noise reference sensor. This technique also enables a second sensor that... Agent: Broadcom Corporation
20120183155 - Circuit with three-stage of power-on sequence used for suppressing the pop noise in audio system: The present invention discloses a circuit with three-stage of power-on sequence used for suppressing the pop noise in audio system. It mainly comprises a first resistor (R1); a capacitor (Cout); a first switch (SW1); a second switch (SW2); a soft start device; a first feedback amplifier; and a second feedback... Agent:
20120183156 - Microphone system with a hand-held microphone: A microphone system is provided. The microphone system comprises at least one hand-held microphone and a base station. Audio signals detected by the hand-held microphone are forwarded to the base station. The hand-held microphone comprises a motion detection unit for detecting a motion or a gesture of a hand-held microphone.... Agent: Sennheiser Electronic Gmbh & Co. Kg
20120183159 - Mode switching noise cancellation for microphone-speaker combinations used in two way audio communications: An audio host device has an electrical interface having a speaker contact, a microphone contact, and a reference contact. The reference contact is shared by a microphone and a speaker. The reference contact is also directly coupled to a power return plane of the audio host device. A difference amplifier... Agent: Apple Inc
20120183158 - Modular speaker system: A modular speaker system includes a base assembly having a longitudinally extending, central support member and a support leg extending therefrom in a manner supporting the central support member in a generally upright configuration. The central support member includes a first end and a second end. A first woofer is... Agent:
20120183157 - Structure for amplifier: An improved structure for an amplifier comprises: a single member, which at least has a frame, an edge and a membrane; and a positioning shrapnel, which is assembled by an inner frame, an outer frame and a plurality of flexible braces, the outer frame is firmly disposed at the frame... Agent:
20120183160 - Audio apparatus: An audio apparatus includes: a connector that supports a multipolar plug including a plurality of plug terminals, the connector having a plurality of connector terminals including an input terminal of an audio collection section and an output terminal that outputs a noise canceling signal; a signal amplification section that amplifies... Agent: Sony Corporation
20120183161 - Determining individualized head-related transfer functions: A device may include capturing images of one or more body parts of a user via a camera, determining a three-dimensional model of the one or more body parts based on the captured images, obtaining a head-related transfer function that is generated based on the three-dimensional model, and storing the... Agent: Sony Ericsson Mobile Communications Ab
20120183162 - Techniques for localized perceptual audio: Audio perception in local proximity to visual cues is provided. A device includes a video display, first row of audio transducers, and second row of audio transducers. The first and second rows can be vertically disposed above and below the video display. An audio transducer of the first row and... Agent: Dolby Laboratories Licensing Corporation
20120183166 - Method and apparatus for fitting hearing devices: d
20120183163 - Portable electronic device and computer-readable medium for remote hearing aid profile storage: A portable electronic device includes a transceiver configurable to communicate with a hearing aid through a radio frequency (RF) communication channel and a memory configured to store a plurality of hearing aid profiles executable by a digital signal processor of the hearing aid to shape audio signals to compensate for... Agent: Audiotoniq, Inc.
20120183165 - Remotely updating a hearing aid profile: Broadly speaking, the embodiments disclosed herein describe replacing a current hearing aid profile stored in a hearing aid. In one embodiment, the hearing aid profile is updated by sending a hearing aid profile update request to a hearing aid profile service, receiving the updated hearing aid profile from the hearing... Agent: Apple Inc.
20120183164 - Social network for sharing a hearing aid setting: Broadly speaking, the embodiments disclosed herein describe a social network tailored to meet the needs of individuals having impaired hearing. More specifically the social network provides a mechanism by which members of the social network can communicate with each other information related to improvement the overall quality of life of... Agent: Apple Inc.
20120183167 - Rhomboid shaped acoustic speaker: The present invention relates to a speaker housing having a rhomboid geometric shape. The rhomboid shape is a polyhedron with six faces, each of which is a parallelogram. The opposite sides of each parallelogram are substantially equal in length and their adjacent angles are substantially supplementary. The rhomboid shape of... Agent:
20120183168 - Removable accessory systems and methods: Accessory systems and methods are provided. An accessory may be designed with two loops (such as an elastomeric strap or two elastic loops) attached to the back of a decorative ornament using, for example, an interlocking post. The accessory may be removably attached to footwear. The ornament may rest on... Agent:
20120183169 - Earpiece speaker with wire routing for an earpiece speaker voice coil: A wire routing for an earpiece speaker 100 voice coil 110 has a terminal wire 130 having a takeoff angle 134 that is less than forty-five degrees with respect to a tangent 195 of the voice coil at a takeoff point 132. The terminal wire 130 also has a U-bend... Agent: Motorola Mobility, Inc.
20120183170 - Speaker unit and electronic device having the same: An electronic device includes a housing and a speaker unit. The housing includes an upper housing half and a lower housing half connected to and disposed under the upper housing half. The lower housing half is provided with at least one insert post. The speaker unit includes a magnetic element... Agent:
20120183171 - Speaker surround structure for maximizing cone diameter: A surround that is generally arched in shape and that includes a radial exterior flange that extends downward from exterior side of the arched portion of the surround and that adhesively attaches to the inner wall or edge of the mounting ring of the frame of the loudspeaker.... Agent: Harman International Industries, Incorporated07/12/2012 > 45 patent applications in 33 patent subcategories.
20120177203 - Audio network system and method of detecting topology in audio signal transmitting system: In an audio network system constructed from a main node and a plurality of satellite nodes each having a plurality of ports, the main node generates and transmits a main packet including audio signals of a plurality of channels. Each satellite node selects one of the plurality of ports in... Agent: Yamaha Corporation
20120177204 - Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages: An audio signal decoder for providing an upmix signal representation in dependence on a downmix signal representation and an object-related parametric information includes an object separator configured to decompose the downmix signal representation, to provide a first audio information describing a first set of one or more audio objects of... Agent:
20120177205 - Hearing aid: A hearing aid includes an audio signal input device, a signal processor and a signal output device which presents a processed audio signal perceivable as sound to an ear of a user. The signal processor includes fast acting level estimators and slow acting level estimators. A communication link between two... Agent:
20120177206 - Ear speaker device: An ear speaker device includes an electroacoustic transducer including a housing mounted at a predetermined position of listener's head, a speaker unit mounted on one surface in the housing, and positioned away from an entrance of the listener's external acoustic meatus for a predetermined distance when the housing is mounted... Agent:
20120177207 - Audio signal quality measurement in mobile device: Technologies are generally described for a method for measuring a quality of an audio signal in a mobile device. In some examples, the mobile device includes a receiving unit configured to receive an audio signal transmitted from another device; an audio quality measuring unit configured to measure a quality of... Agent: Inha-industry Partnership Institute
20120177209 - Earhealth monitoring system and method i: Methods of operating an audio device are provided. A method includes calculating estimated sound pressure levels (SPLs) for drive signals directed to an ear canal receiver (ECR) during a time increment Δt; calculating an estimated SPL_Dose during the time increment Δt using the estimated sound pressure levels; and calculating a... Agent: Personics Holding Inc.
20120177208 - Trigger generating device, display control device, trigger generating method, display control method, trigger generating program, and display control program: A trigger generating device includes: a level setting section detecting a maximum level of an audio signal in each predetermined period and setting a threshold with reference to the maximum level; and a trigger generating section comparing the audio signal and the threshold and generating a trigger signal when the... Agent: Sony Corporation
20120177210 - Earhealth monitoring system and method ii: Methods of operating an audio device are provided. A method includes measuring sound pressure levels (SPLECM) for acoustic energy received by an ear canal microphone (ECM) during a time increment Δt; and calculating a SPL_DoseΔt during the time increment Δt using SPLECM.... Agent: Personics Holdings Inc.
20120177211 - Transducer with integrated sensor: An electroacoustic transducer includes a housing and a moving portion adapted to move relative to the housing. The moving portion has a first surface and includes a first electrode. A second electrode on a first surface of the housing is located proximate to a first region of the first electrode,... Agent:
20120177212 - Method and apparatus for in-situ testing, fitting and verification of hearing and hearing aids: An improved multi-function hearing aid having in-situ testing, fitting and verification functions is disclosed which solves problems long standing in the art of hearing aid fitting dealing with individual size differences in the size of the pina and ear canal of the user, individual preference to sound level and frequency... Agent: Apherma, LLC
20120177213 - Active noise-cancellation feedback signal transmission: A noise-cancelling system includes headset for generating a feedback signal for noise-cancellation in response to sound externally generated from the headset. An encoded microphone signal is generated in response to the first feedback signal. An audio generator can be used to generate a noise-cancellation signal in response to the encoded... Agent:
20120177214 - Vehicle engine sound enhancement: An engine harmonic enhancement system. The EHE system uses multiple parameters, such as engine load, gear, number of cylinders operating, and transmission ratio, to determine EHE gains to determine EHE gain. The EHE system determines a separate EHE gain for each harmonic.... Agent:
20120177216 - Connection-responsive audio source management: Apparatus and method to mix first and second audio channels provided to a headset in response to the quantity of audio devices coupled to its connectors, in response to whether any of those audio devices provides more than one audio channel, and in response to their being a complete lack... Agent:
20120177215 - Transducer with integrated sensor: An electroacoustic transducer for converting electrical input signals into acoustic output signals includes a diaphragm adapted to move relative to a housing in response to the electrical input signals to produce the acoustic output signals, a displacement sensor, a bias voltage source, and an amplifier. The displacement sensor includes a... Agent:
20120177217 - Digital wireless audio transmission system and method for wireless audio transmission: An audio transmission system including a wireless digital microphone unit which detects audio signals and wirelessly transmits the detected audio signals based on adjustable transmission settings and transmission parameters, and a central unit. The central unit has a monitor unit for monitoring and analyzing a frequency spectrum of an available... Agent:
20120177218 - Speaker unit and speaker system using same speaker unit: A speaker unit includes: two front-side driver units arranged adjacently on the left and right, and two rear-side driver units coupled to respective magnets of the front-side driver units back to back, the two front-side driver units and the two rear-side driver units being attached to a box-shaped mounting frame.... Agent:
20120177219 - Wearable shooter localization system: A wearable shooter localization system including a microphone array, processor, and output device for determining information about a gunshot. The microphone array may be worn by on the upper arm of the user. A second array, which may operate cooperatively or independently from the first array, may be worn on... Agent: Bbn Technologies Corp.
20120177221 - Audio enhancement system: A system for enhancing the sound signal produced by an audio system in a listening environment by compensating for ambient noise in the listening environment is provided. The system receives an electrical sound signal and generates a sound output therefrom. A total sound signal is sensed representative of the total... Agent:
20120177220 - Audio signal correction apparatus, audio signal correction method, and audio signal correction program: A first differential value is acquired between first current data and first previous data in an i number (i being a natural number) of sampling periods before the current data. A second differential value is acquired between second current data and second previous data in a j number (j being... Agent: Jvc Kenwood Corporation A Corporation Of Japan
20120177222 - Dynamic audio parameter adjustment using touch sensing: An audio communications device has a handset in which a touch sensing ear piece region is coupled to an acoustic leakage analyzer. The acoustic leakage analyzer is to analyze signals from the touch sensing ear piece region and on that basis adjust an audio processing parameter. The latter configures an... Agent: Apple Inc.
20120177223 - Multi-input noise suppression device, multi-input noise suppression method, program, and integrated circuit: A power spectrum estimation unit (200) obtains an estimated sound power spectrum Ps(ω), based on a power spectrum P1(ω) and on a first calculated value obtained by at least multiplying a power spectrum P2(ω) by a weight coefficient A2(ω). A coefficient update unit (300) updates the weight coefficient A2(ω) and... Agent:
20120177224 - Signal processor and method for compensating loudspeaker aging phenomena: A signal processor including an equalizer responsive to an input signal and to a parameter signal, said equalizer configured to provide an output signal to an electro-acoustical transducer for compensating a frequency response of said electro-acoustical transducer; a transducer element for monitoring at least a physical parameter of said electro-acoustical... Agent: Stmicroelectronics S.r.l.
20120177226 - Battery power monitoring and audio signal attenuation: To reduce the risk of brown outs and resets in a mobile station using a far-field speaker, a voltage level of a battery and a level of an input audio signal are monitored. When the level of the audio signal increases past a threshold level, and the voltage level of... Agent: Qualcomm Incorporated
20120177228 - Process for adjusting the sound volume of a digital sound recording: The present invention relates to a process for adjusting the sound volume of a digital sound recording characterised in that it comprises: a step consisting of determining, in absolute values, for a recording, the maximum amplitude values for sound frequencies audible for the human ear, a step consisting of calculating... Agent: Touchtunes Music Corporation
20120177225 - Smart un-muting based on system event with smooth volume control: An approach is provided that receives an audio request from a request source while an information handling machine, such as a computer system, is in a muted state. The request source is compared with a list of one or more un-mute sources stored in a memory. If the comparison reveals... Agent:
20120177227 - Sound volume control circuit: A sound volume control circuit includes: a first operational amplifier; a variable resistor circuit connected between an output and an inverting input of the first operational amplifier and having a plurality of resistance values; an R-2R ladder circuit connected between a voltage source of an input voltage; and a control... Agent: Ricoh Company, Ltd.
20120177229 - Printed circuit board with an acoustic channel for a microphone: A printed circuit board with an acoustic channel for a microphone and a portable electronic device having such a printed circuit board are provided. In accordance with one embodiment, there is provided a microphone assembly, comprising: a printed circuit board (PCB) comprising a board body having at least one signal... Agent: Research In Motion Limited
20120177231 - Interactive play system: An interactive play system including a handheld device and an insertion device is provided. An interactive application program is embedded in the handheld device. The insertion device includes a dock, an amplifier, a speaker, and a slave circuit. The dock carries the handheld device. The speaker is coupled to the... Agent: Lingo Limited
20120177230 - Sound management device: A unitary sound management device including an analog amplification system (36) for amplifying an analog sound signal and electronic equipment for the storage and manipulation of digital data, and at least one speaker (6). The analog amplification system (36) is directly connected to the at least one speaker (6) and... Agent: Orange Music Electronic Company Limited
20120177232 - Means for causing luminaires to act as an audio transmission and support means: A luminaire used to support audio equipment and more specifically act as a transmission means to transfer mechanical acoustic energy to a soundboard using inertial type audio transducers. Any part of the luminaire may alternatively be employed to act as a soundboard.... Agent:
20120177233 - Hearing aid adapted for detecting brain waves and a method for adapting such a hearing aid: A hearing aid comprises an amplifier (303, 309, 317), an input transducer (301), an output transducer (824) and a signal processing device (825). The amplifier (303, 309, 317) and the signal processing device (825) are connected. The hearing aid further comprises at least two electrodes (201-205) adapted for detecting electrical... Agent: Widex A/s
20120177234 - Hearing aid with audio codec and method: A hearing aid comprising a time domain codec. The codec comprises a decoder adapted to generate a decoded output signal based on an input quantization index and an encoder for generating an output quantization index based on an input signal, said encoder comprising said decoder and a predictor receiving an... Agent: Widex A/s
20120177235 - Method and apparatus for monitoring wireless communication in hearing assistance systems: A system collects information on performance of short-range wireless communication in local hearing aid systems. The information is analyzed, for example, to inform local users to adjust the local hearing aid systems, to adjust operational parameters for improving wireless communication in the local hearing aid systems, and/or to improve wireless... Agent: Starkey Laboratories, Inc.
20120177236 - Frequency translation by high-frequency spectral envelope warping in hearing assistance devices: Disclosed herein, among other things, is a system for frequency translation by high-frequency spectral envelope warping in hearing assistance devices. The present subject matter relates to improved speech intelligibility in a hearing assistance device using frequency translation by high-frequency spectral envelope warping. The system described herein implements an algorithm for... Agent: Starkey Laboratories, Inc.
20120177237 - Audio port configuration for compact electronic devices: A portable electronic device that provides compact configurations for audio elements are disclosed. The audio elements can be drivers (e.g., speakers) or receivers (e.g., microphones). In one embodiment, a molded acoustic chamber can be formed to assist in directing audio sound between an opening an outer housing and an internal... Agent:
20120177238 - Acoustic reproduction device: According to one embodiment, an acoustic reproduction device includes a loudspeaker unit, a loudspeaker rear chamber unit, and a port unit. The loudspeaker unit generates a sound wave. The loudspeaker rear chamber unit includes a chamber portion in which the loudspeaker unit is arranged, and at least one of a... Agent:
20120177239 - Wind noise protection: A removable case for a mobile communications device includes an opening that aligns with a microphone port that is built into the device. The case includes a windscreen that is sealed across the opening of the case. The windscreen is designed to reduce wind noise, air blasts, vocal plosives, and... Agent: Apple Inc.
20120177240 - Tiltable earphone: An earphone has an ear cushion mounted thereon to be freely tiltable. The body includes an outer case enclosing a sound wave generating means, and a ball joint provided at an end portion of the outer case that has a sound wave path that propagates sound waves out of the... Agent: Feel's Electronics Co., Ltd.
20120177242 - Ear canal device retention means: The invention regards an ear canal device and a retainer strip, whereby the ear canal device has a distal part for extending into the ear canal and facing the tympanic membrane and a proximal part extending towards the ear canal opening, wherein the proximal part of the ear canal device... Agent:
20120177241 - In-ear earphone: An in-ear earphone has a shell including an upper shell and a lower shell cooperating with the upper shell to define a resonance space for receiving a loudspeaker. A plurality of damping objects are made of different elastic and compressible materials. A group of first adjusting elements are capable of... Agent: Cheng Uei Precision Industry Co., Ltd.
20120177243 - Earphone connector of mobile terminal: An earphone connector of a mobile terminal prevents noise from occurring when inserting and removing an earphone. The earphone connector of a mobile terminal includes a main body having a passage for inserting an earphone. Aground terminal, aright sound terminal, and a left sound terminal are disposed at a preset... Agent: Samsung Electronics Co., Ltd.
20120177244 - Speaker: A speaker includes a holder forming a hollow space, a magnetic system received in the hollow space, a suspension assembled with the holder and defining a supporting portion, a pair of fixing portions far away from the supporting portion and fixed on the holder, and a plurality of arm portions... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120177246 - Multi-magnet system and speaker using same: Disclosed is a multi-magnet system for speaker. The multi-magnet system includes a yoke having a bottom, a pair of main magnets separated from each other and mounted on the bottom of the yoke, respectively, a mid-magnet mounted on the bottom of the yoke and located between the pair of main... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120177245 - Multi-magnetic speaker: A multi-magnet speaker is disclosed. The multi-magnet speaker includes a frame defining a hollow space, a magnetic system defining a yoke and a plurality of magnetic gaps positioned in the hollow space, a diaphragm mounted on the frame and a plurality of coils attached to the bottom of the diaphragm.... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120177247 - Electromagnetic transducer: A multifunctional electromagnetic transducer includes a bracket, a vibrating unit including a magnetic circuit part receiving in the bracket, and a plurality of helical wound springs assembled to the bracket for sustaining the magnetic circuit part. The magnetic circuit part defines a pole plate, a first magnet disposed at a... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.07/05/2012 > 42 patent applications in 29 patent subcategories.
20120170755 - Systems and methods for stereo echo cancellation: Acoustic echoes in communications systems are distracting and undesirable. Acoustic echoes occur in communications systems where sound produced by a speaker is picked up by a microphone in a communications system. In a stereo playback environment, echo cancellation techniques become more complicated. Echo cancellation can be performed by performing echo... Agent:
20120170756 - Immersive audio rendering system: A depth processing system can employ stereo speakers to achieve immersive effects. The depth processing system can advantageously manipulate phase and/or amplitude information to render audio along a listener's median plane, thereby rendering audio along varying depths. In one embodiment, the depth processing system analyzes left and right stereo input... Agent: Srs Labs, Inc.
20120170757 - Immersive audio rendering system: A depth processing system can employ stereo speakers to achieve immersive effects. The depth processing system can advantageously manipulate phase and/or amplitude information to render audio along a listener's median plane, thereby rendering audio along varying depths. In one embodiment, the depth processing system analyzes left and right stereo input... Agent: Srs Labs, Inc.
20120170758 - Multi-channel sound panner: A method and apparatus for multi-channel panning is provided. The panner can support an arbitrary number of input channels and changes to configurations to the output sound space. For example, the panner seamlessly handles changes in the number of input channels. Also, the panner supports changes to the number and... Agent: Apple Inc.
20120170759 - System and method for enhanced streaming audio: A system and method for enhancement and management of streaming audio is disclosed. In one embodiment, the system provides a client-side decoder that is compatible with numerous audio formats, so that a user can enjoy relatively high-quality audio from various sources, even from sources that do not provide multi-channel or... Agent: Srs Labs, Inc
20120170760 - Audio processing: A method including: determining a time difference between at least a first audio channel and a second audio channel of the same acoustic space; and enabling a corrective time shift between the first audio channel and the second audio channel when the time difference exceeds a threshold.... Agent: Nokia Corporation
20120170761 - Audio quality analyzing device, audio quality analyzing method, and program: During audio communication between terminals, an audio quality analyzing device picks up from a network a packet containing a bit stream obtained by compression encoding of audio sent by at least one of the terminals. The device has an audio quality analyzing unit that, in addition to analyzing a header... Agent:
20120170762 - Method and apparatus for controlling distribution of spatial sound energy: A spatial sound energy (SSE) distribution control apparatus calculates filter coefficients for controlling distribution of the sound energy of an input signal, in consideration of a sound energy ratio between a reduction region for reducing transmission of a sound energy emitted through an array speaker and a concentration region for... Agent: Samsung Electronics Co., Ltd.
20120170763 - System for active noise control with audio signal compensation: An active noise control system generates an anti-noise signal to drive a speaker to produce sound waves to destructively interfere with an undesired sound in a targeted space. The speaker is also driven to produce sound waves representative of a desired audio signal. Sound waves are detected in the target... Agent: Harman International Industries, Incorporated
20120170764 - System for active noise control with audio signal compensation: An active noise control system generates an anti-noise signal to drive a speaker to produce sound waves to destructively interfere with an undesired sound in a targeted space. The speaker is also driven to produce sound waves representative of a desired audio signal. Sound waves are detected in the target... Agent: Harman International Industries, Incorporated
20120170766 - Anc for bt headphones: An active noise cancellation controller for performing noise attenuation in a system over a predetermined frequency range, the active noise cancellation controller comprising: a first input for receiving a reference signal indicative of a noise level; a second input for receiving an error signal indicative of a remnant noise level;... Agent: Cambridge Silicon Radio Limited
20120170765 - Digital circuit arrangements for ambient noise-reduction: A digital circuit arrangement for an ambient noise-reduction system affording a higher degree of noise reduction than has hitherto been possible. The arrangement converts the analog signals into N-bit digital signals at sample rate f0, and then subjects the converted signals to digital filtering. The value of N in some... Agent:
20120170767 - Processing audio data: Method, user terminal, communication system and computer program product for processing audio data for transmission over a network in a communication session between the user terminal and a further user terminal. Samples of audio data which have a sampling frequency and which provide a digital representation of an analog audio... Agent:
20120170768 - Delay unit for a conference audio system, method for delaying audio input signals, computer program and conference audio system: A delay unit (16) for a conference audio system (1) adapted to delay audio input signals for an adjustable time delay, thereby generating audio output signals, is proposed. The delay unit (16) comprising a circular buffer (17); a write pointer (W) to write a sample (S1) of a first input... Agent: Robert Bosch Gmbh
20120170769 - Adjusting the loudness of an audio signal with perceived spectral balance preservation: The loudness of an audio signal is adjusted while reducing changes in its perceived spectral balance, using a dynamically-controllable filter having a high-frequency response characteristic and a low-frequency response characteristic, controlled by dynamically-changing information on the desired gain in each of a plurality of frequency bands of the audio signal.... Agent: Dolby Laboratories Licensing Corporation
20120170770 - Charge pump circuit: A bipolar output charge pump circuit having a network of switching paths 110 for selectively connecting an input node (VV) and a reference node (VG) for connection to an input voltage, a first pair of output nodes (VP, VN), two pairs of flying capacitor nodes (CF1A, CF1B; CF2A, CF2B), and... Agent:
20120170772 - Method and apparatus for dynamically adjusting volume: A method for dynamically adjusting volume is disclosed, which includes: determining dynamic adjustment step size I of output volume according to the preset time interval T of fading volume, the preset frequency F of fading volume, and the difference between the preset output volume V2 and the present output volume... Agent:
20120170771 - Method of leveling a plurality of audio signals: A system with an input amplifier to receive and amplify a first audio signal, an output amplifier to output an audio signal which includes at least one of the amplified first audio signal and a second audio signal, a controller to adjust the input amplifier to a first input amp... Agent:
20120170774 - Amplifier circuit: An amplifier circuit for amplifying audio signal output by an audio source and outputting the amplified audio signal to a speaker is provided. The amplifier circuit includes a peripheral circuit and an amplifier chip including an amplifier, a first, a second, a third resistor, and a fourth resistor. The peripheral... Agent: Fu Tai Hua Industry (shenzhen) Co., Ltd.
20120170773 - Amplifier with high-frequency noise removing function, microphone module, and sensor module: An amplifier 100 with a high-frequency noise removing function according to the present invention includes: an input terminal 101 to which an input signal is input; a ground terminal 102 maintained at a reference potential; a resistor 111 connected to the input terminal; an amplifying circuit 201 configured to amplify... Agent:
20120170775 - Bend switch for wired headset: This is directed to a bend switch constructed from two substantially co-linear elongated bodies having opposing contact surfaces. In an open switch position, the contact surfaces remain apart, preventing electrical coupling. To close the switch, a user can bend the elongated bodies relative to each other to cause the contact... Agent: Apple Inc.
20120170776 - Portable electronic device having universal earphone jack: A portable electronic device includes an earphone jack for receiving an earphone plug, a switch unit and a signal processing unit. The switch unit is connected to the earphone jack and is switchable between a first state and a second state. The signal processing unit is connected to the earphone... Agent: Shenzhen Futaihong Precision Industry Co., Ltd.
20120170777 - Condenser microphone and head thereof: A head of a condenser microphone includes: a condenser microphone unit; a housing supporting the condenser microphone unit; a first circuit board arranged adjacent to the condenser microphone unit in the housing; a second circuit board arranged remote from the condenser microphone unit and separated from the first circuit board... Agent:
20120170778 - Acoustic transducer: An acoustic transducer includes a diaphragm defining a center portion and a supporting portion surrounding the center portion and a coil attached to the diaphragm and defining a pair of leading wires. The center portion defines a lower surface connected to the coil, an upper surface opposite to the lower... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120170779 - Headphones for 3d sound: Headsets (20, 50, 60, 71) provide surround sound and full 3 dimensional effects to a user to simulate the effects of direction and sound source. Advantages include: surround sound effect without the limitations of Head-Related Transfer Functions, and pinna effect customized to each user's ears; horn shape tube outlets (32)... Agent:
20120170780 - Amplification circuit and hearing aid: Certain embodiments of the present technology provide improved amplification circuits and hearing aids that can utilize such amplification circuits. In an embodiment, for example, an amplification circuit includes: a first sub circuit configured to create a voltage drop when a supply voltage is above a first voltage; and a second... Agent: Etymotic Research, Inc.
20120170781 - Hearing aid with wireless battery charging capability: In an embodiment, a hearing aid is provided. The hearing aid may include a set of battery charging terminals configured to be connected to a battery. A receiver oscillator circuit is electrically coupled to the set of battery charging terminals, the receiver oscillator circuit includes a receiver coil. The receiver... Agent: Siemens Medical Instruments Pte. Ltd.
20120170783 - Speaker box: A speaker box includes a case includes an upper side and a lower side opposite to the upper side, an electroacoustic transducer received in the case and including a first pole plate with a plurality of first gaps for communicating with the magnetic gap, a second pole plate attached on... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120170782 - Speaker system: A speaker system comprises a plurality of modules, each having an enclosure. One enclosure is a speaker enclosure that houses at least one outwardly facing driver. At least one other enclosure encloses electronic components for wirelessly receiving audio and driving at least one driver. The electronic components may be distributed... Agent:
20120170784 - Display device and manufacturing method thereof: It is an object of the present invention to form a pixel electrode and a metal film using one resist mask in manufacturing a stacked structure by forming the metal film over the pixel electrode. A conductive film to be a pixel electrode and a metal film are stacked. A... Agent: Semiconductor Energy Laboratory Co., Ltd.
20120170785 - Noise-vibration microphone stand: The present invention discloses a noise-vibration (NV) microphone stand for holding an NV microphone a predetermined distance from a surface that the NV microphone stand is attached to. The NV microphone stand can include a rod having an attachment end that is operable to attach to the surface to be... Agent: Toyota Motor Engineering & Manufacturing North America, Inc.
20120170787 - Decorative design molded onto an earphone/headphone cord: This is directed to systems, processes, machines, and other means that relate to decorative earphone and headphone cords. The invention can allow users to express themselves with a new article of manufacture.... Agent:
20120170786 - Piezoelectric ceramic loudspeaker headphone structure: A piezoelectric ceramic loudspeaker headphone structure includes a positioning frame, a steel sheet and a vibrating member. A step portion is disposed in an inner edge at the rear of the positioning frame. The steel sheet has an area approximately equal to that of the positioning frame and is disposed... Agent:
20120170788 - Configurable headset support with variable positioning: A method and a device are disclosed for a portable headset including an attached earphone and a support structure configured to position the earphone in a random position by user action. In various embodiments, the support structure is further configured to be detachably coupled to various different earphones. The portable... Agent:
20120170789 - Earphone assembly: An exemplary earphone assembly includes an electrical connector, two earphones, and two cords electrically connecting the electrical connector with the earphones. Each of the cords includes two wires connecting the electrical connector with a corresponding earphone and a zip chain containing the wires. The zip chain of each cord includes... Agent: Hon Hai Precision Industry Co., Ltd.
20120170790 - Headphone with restraint and methods: A headphone having reduced-tangling potential includes an audio plug for receive electrical signals from an audio device, coupled via wires to ear buds, wherein the ear buds are for receiving electrical signals and outputting audio, wires coupled to the audio plug and to the pair of ear buds, wherein the... Agent:
20120170791 - Micro-speaker: A micro-speaker is disclosed. The micro-speaker includes a frame defining a hollow space, a diaphragm attached to the frame, a voice coil positioned on the diaphragm, a cover covering the diaphragm and attached to the frame forming a housing, a yoke received in the hollow space and attached to the... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120170793 - Micro-speaker: A micro-speaker includes a yoke, a magnet assembly attached to the yoke, a voice coil, and a diaphragm connected with the voice coil. The yoke defines a bottom wall, and a number of sidewalls extending upwardly from the bottom wall. The magnet assembly includes a main magnet positioned on the... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120170792 - Multifunctional vibrator: A multifunctional vibrator includes a frame, a vibrating unit receiving in the frame and including a magnetic circuit part with a magnetic gap, a plurality of elastic members connecting the vibrating unit and the frame, and a voice coil partially inserted into the magnetic gap. Each elastic member includes a... Agent: Aac Acoustic Technologies (shenzhen) Co., Ltd.
20120170795 - Shaker-type transducer with centering device: A shaker transducer is disclosed, which comprises a magnetic unit (1) composed of a magnet (3) disposed between a first polar plate (2) and a second polar plate (4) in such a way to generate a toroidal air gap (5). A sound coil (6) is disposed in the air gap... Agent: Ask Industries Societa' Per Azioni
20120170794 - Slim-type speaker and method of assembling the same: A speaker includes a frame, a diaphragm disposed in a top end of the frame of the speaker and a bobbin disposed below the diaphragm A voice coil is wound around a bottom end of the bobbin and a magnetic member having a groove in which the bottom end of... Agent: Samsung Electronics Co., Ltd.
20120170796 - Ultra-thin loudspeaker structure: An ultra-thin loudspeaker structure mainly includes an upper drum paper, a lower drum paper and a steel sheet. A winding semicircle-shaped protrusion is disposed in a position adjacent to an edge of the lower drum paper, and thus a frame-defining portion is formed. The lower drum paper is provided with... Agent:Previous industry: Cryptography
Next industry: Image analysis
RSS FEED for 20150611:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Electrical audio signal processing systems and devices patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Electrical audio signal processing systems and devices patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Electrical audio signal processing systems and devices patents we recommend signing up for free keyword monitoring by email.
Advertise on FreshPatents.com - Rates & Info
FreshPatents.com Support - Terms & Conditions
Results in 0.31231 seconds