Electrical audio signal processing systems and devices inventions 02/06

20060039567 - Audio reproducing apparatus: The present invention is an audio reproducing apparatus in a video and audio system, comprising a digital signal generator, a de-multiplexer, a Dolby decoder, a pulse width modulator, and an audio player. The digital signal generator generates a first digital signal. The de-multiplexer connected to the digital signal generator receives...

20060039568 - Electro acoustic system built-in test and calibration method: An electro acoustic system built-in test and calibration method utilizes a built-in self-test module to send a test signal through a first circuit device to an audio transmitter, causing the audio transmitter to output a test signal, for enabling the test signal to be received by a audio receiver and...

20060039569 - Noise canceling toilet: A toilet acoustic noise canceling system comprising of at least one reference microphone (155) which is operatively connected to a digital signal processing circuit (240) and at least one speaker (150) which is operatively connected to same digital signal processing circuit. Digital signal processing circuit employs signal from said microphone...

20060039570 - Music broadcasting apparatus: A music broadcasting apparatus is disclosed. The music broadcasting apparatus is inserted directly into a device, such as bulb-fixing socket or power socket, to which electric power has been supplied thereby the music broadcasting apparatus can be operated automatically through the supplied electric power. The present invention comprises an audio...

20060039571 - Heat dissipating audio systems and methods thereof: An audio system includes a housing which has at least one port, at least one speaker driver with a diaphragm located in the housing, a tube made of one or more thermally conductive materials and having at least two openings, and at least one electronic component which is thermally coupled...

20060039572 - Apparatus and method to limit current of an audio amplifier: An apparatus and a method to limit a current by having different limiting references according to pulse widths of a current signal in an audio amplifier. The apparatus includes a pulse width modulator to generate a PWM signal by comparing an input audio signal and a reference signal, a power...

20060039573 - Method for expanding an audio mix to fill all available output channels: Audio sources in typical computer systems provide different numbers of channels of audio signals to a mixing component of the operating system. This conventional arrangement usually prevents the audio signals from all sources from being played back through all output channels. Novel arrangements of upmixing and mixing components are disclosed...

20060039574 - Bluetooth telecommunication headphone with detachable battery module: A Bluetooth telecommunication headphone with detachable battery module comprises a wireless headphone of Bluetooth telecommunication module and battery module; wherein, the wireless headphone contains a casing and the electronic elements necessitated to Bluetooth communication module while the casing has been mounted a recessed slot for battery box with power supply...

20060039575 - Electro-optical device and electronic apparatus: An electro-optical device includes an electro-optical panel, a sound-production frame that is disposed on a rear surface of the electro-optical panel and that constitutes a sound-production space, together with the electro-optical panel, and a sound-production vibrating body that is fixed directly to the sound-production frame in the sound-production space....

20060039576 - Method and device for improving heaing aid fitting: A method and apparatus for improving a hearing aid fitting situation by means of providing a higher degree of user involvement in the fitting process, the method including simultaneous visualizing for a patient and/or a hearing professional the actual input and the setting of the hearing aid transfer function or...

20060039577 - Method and apparatus for wireless communication using an inductive interface: A system including a hearing assistance device sized for fitting a human ear, and adapted to communicate with a wireless transceiver. The wireless transceiver enables the hearing assistance device to communicate with other wireless devices. In varying embodiments, the hearing assistance device works with a near field communication network. By...

20060039578 - Audio speaker with graduated voice coil windings: An audio speaker driver having a voice coil with graduated windings such that different sections of the voice coil have different electrical resistances and/or lengths per unit of height of the voice coil. A center portion of the voice coil gives a greater BL, while outer portions give lower overall...

20060034463 - Synthetically generated sound cues: Communication systems and apparatus to allow a user to perceive the relative spatial location or present position of other elements of interest in a control space, such as the location of a speaker participating in a telephone conference or that of an aircraft carrier to a remotely piloted vehicle on...

20060034464 - Sound reproduction device: A sound reproduction device such as a radio receiver or a cellular phone includes an antenna, a control unit and a speaker. The control unit determines whether a radio wave receiving condition is satisfactory. The receiving condition is represented by field strength of the radio wave or a degradation of...

20060034465 - Apparatus for selectively outputting audio and video signal or headphone signal using analog switch and method thereof: Disclosed are an apparatus and method for selectively outputting an audio/video signal and a headphone signal through a common jack using an analog switch and a method thereof in a portable composite appliance. It is determined whether a specified plug is inserted into a common jack. If the specified plug...

20060034466 - Speech support system for a vehicle: A speech support system for a vehicle with a first microphone and second microphone and a third microphone, as well as with a first loudspeaker, a second loudspeaker and a third loudspeaker, in which, by means of the speech support system, can maintain one communication path each from the first...

20060034467 - Vehicular audio system including a headliner speaker, electromagnetic transducer assembly for use therein and computer system programmed with a graphic software control for changing the audio system's signal level and delay: A vehicle overhead audio system, an electromagnetic transducer assembly for use therein and a computer system programmed with a graphic software control for changing the audio system's signal level and delay are provided where a headliner of the vehicle is a loudspeaker of the system thereby replacing many other loudspeakers...

20060034468 - Method and device for noise suppression in a data processing arrangement: A method and device for noise suppression in a data processing device may have input data entered into a storage device and saved as storage data, the storage data may be processed by a data processor and may be output as output data from the storage device. The input data...

20060034469 - Sound apparatus and teleconference system: A sound apparatus includes: a sound output that forms sound waves having opposite phases in a front direction and a rear direction, respectively; a front microphone that collects the sound wave formed in the front direction; a rear microphone that collects the sound wave formed in the rear direction; and...

20060034470 - Processing of an audio signal for presentation in a high noise environment: In accordance with the invention, audio signals are specially processed for sound presentation in a high noise environment. The electrical signal representative of the sound is first subjected to equalization to preferentially reduce the magnitude of bass signals while increasing the magnitude of treble signals. The equalized signal is then...

20060034471 - System for and method of audio signal processing for presentation in a high-noise environment: The present invention relates to novel systems, methods, and circuits useful for achieving quality sound presentation in high-noise environments. Specifically, the present invention provides systems, methods, and circuits for processing audio signals. The present invention further provides methods for hard-programming adjustments into a multi-band equalizer that compensates for anomalies associated...

20060034472 - Integrated audio codec with silicon audio transducer: An integrated audio transducer with associated signal processing electronics is disclosed. A silicon audio transducer, such as a MEMS microphone or speaker, can be integrated with audio processing electronics in a single package. The audio processing electronics can be configured using control signals. The audio processing electronics can provide a...

20060034473 - Hearing aid microphone mounting structure and method for mounting: The disclosure relates generally to hearing aids, hearing aid microphones, and methods of manufacture thereof. In one aspect, a hearing aid microphone in accord with the present concepts includes a housing and at least one attachment device integrated with the housing, the attachment device itself including a male connector or...

20060034474 - Method of connecting an accessory to a hearing aid and the combination of an adapter and an accessory: A combination unit for attachment to a hearing aid includes an adapter and an accessory, having mating guideways, respective assembly pressure faces (14,29) adjacent the guideways and respective disassembly pressure faces (13, 30), also adjacent on the guideways. The adapter (2) includes a shoe, i.e. a sleeve-like structure, adapted to...

20060034475 - Compression driver plug: An improved phase plug for a compression driver which has a wavefront at its exit aperture that is uniform in both amplitude and phase. An alternative phase plug wherein the velocity distribution in the exit aperture is specified in both magnitude and phase. The improved phase plug results in an...

20060034476 - Headset case arrangement for wind control: A wireless communication headset for reducing wind-induced noise and providing improved microphone performance under a variety of different ambient noise conditions includes a housing defining a cavity and first and second apertures in communication with the cavity. A microphone disposed within the cavity has a transducer oriented along an axis,...

20060034477 - Clampless headset mounting assembly: A clampless mounting assembly is used with a helmet for attaching an internal headset to one of a plurality of different types of external electronic audio communications devices. External audio communications devices communicate with an internal headset by way of electrical conductors inherent in a mounting post. The mounting post...

20060034478 - Audio eyeglasses: Audio eyeglasses comprise: a frame assembly having left and right temples and a front; a lens assembly secured to the frame assembly; and an audio unit disposed in the frame assembly. The audio unit comprises: (i) mass storage means for storing a plurality of digital audio files and selectively outputting...

20060034479 - Speaker device: An elongate loudspeaker apparatus which can be used at a television receiver or the like and easily manufactured is provided. The loudspeaker apparatus of the present invention is formed of an elongate printed circuit board and a plurality of loudspeakers mounted on the printed circuit board, and signal inputting parts...

20060034480 - Securing magnets in high-efficiency planar magnetic transducers: In an audio system, cyanoacrylate adhesive can reliably hold neodymium magnets to a stator for a planar magnetic transducer when the transducer generates high output. In one implementation, the planar magnetic transducer can include multiple neodymium magnets aligned in rows on top of a stator. Each neodymium magnet may be...

20060034481 - Systems, methods, and devices for processing audio signals: Certain exemplary embodiments provide a method comprising a plurality of activities, comprising: via a CPE gateway: initiating a communications connection between an audio device coupled to the CPE gateway and a network coupled to the CPE gateway; and negotiating on behalf of the audio device with the network for a...

20060029231 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications: The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder...

20060029232 - Dynamic volume adjustment in a slot machine: A casino gaming machine includes a speaker structured to produce a game audio output having a volume, an ambient noise level (ambient noise level) detector structured to detect an ambient noise level proximate the gaming machine, and an dynamic volume controller configured to regulate the volume of the game audio...

20060029233 - Energy density control system using a two-dimensional energy density sensor: A system and method of reducing noise in an enclosure is disclosed. The method includes receiving at least one reference signal; receiving pressure signals from no more than two substantially orthogonally placed pairs of acoustic sensors, where one pair of acoustic sensors is in the x-direction and one pair of...

20060029234 - System and method for controlling states of a device: A system and method for automatically changing a state of a device coupled to a headphone device is provided. The system comprises a means for detecting if at least one earpiece of the headphone device is activated or deactivated. Based on an activation state or a change in an activation...

20060029235 - Multi-accessory vehicle audio system, switch and method: A multi-accessory vehicle audio system is providing that includes a plurality of vehicle audio accessories, the vehicle audio accessories generating a corresponding plurality of audio signals; and an audio switching device. The audio switching device includes an input section for receiving the audio signals from the vehicle audio accessories, a...

20060029236 - Interference alleviation equalizing apparatus of multi-carrier communication system and method thereof: An apparatus and a method for equalizing a received signal to generate an equalized signal are disclosed. The apparatus includes a channel estimator for generating a channel estimation value according to a preamble symbol in the received signal and for generating a channel response value according to the channel estimation...

20060029237 - Audio apparatus for vessel: An apparatus (12) which overcomes the foregoing inconveniences of manually adjusting the audio device (10) volume related to a vessels speed and participants distance behind the vessel in a towable activity. This apparatus (12) controls audio volume levels (14) set at V2 and (16) set at V1 where V2 is...

20060029238 - Device and method for driving speaker: Distortion caused in the voltage of an audio signal due to a back electromotive force generated due to loads in a speaker is detected, the detected distorted voltage is eliminated from the voltage of the audio signal, and the audio signal without the distorted voltage is amplified and given to...

20060029239 - Method for combining audio signals using auditory scene analysis: A process for combining audio channels combines the audio channels to produce a combined audio channel and dynamically applies one or more of time, phase, and amplitude or power adjustments to the channels, to the combined channel, or to both the channels and the combined channel. One or more of...

20060029240 - Loudspeakers: A loudspeaker comprising a resonant panel-form member adapted to produce an acoustic output and a vibration exciting system on the panel-form member and adapted to apply bending wave energy thereto, characterised in that the vibration exciting system is adapted to apply a bending couple to the panel-form member....

20060029241 - Increased lf spectrum power density loudspeaker system: The power density of a bass-reflex enclosure is improved by providing transducers in pairs, with the members of each pair being oriented front to back with respect to one another. The transducers are mounted on the enclosure with at least one of the transducers being substantially perpendicular to a front...

20060029242 - System and method for integral transference of acoustical events: A sound system for capturing and reproducing sounds produced by a plurality of sound sources. The system comprises a device for receiving sounds produced by the plurality of sound sources and converting the separately received sounds to a plurality of separate audio signals without mixing the audio signals. The system...

20060029243 - Dynamic acoustic rendering: A method of acoustically rendering a virtual environment is described. The method includes receiving a subset of polygons derived for an acoustic display from a set of polygons generated for a graphical display. Acoustic reflections are determined from a sound source that bounce off of polygons in the subset of...

20060029244 - Hearing aid: The manner of informing a user about the current setting of manually adjustable parameters in a hearing aid is to be improved. In addition it is proposed that an information signal be transmitted to the user, on the basis of which said user is informed that an upper or lower...

20060029245 - System and method for programming a hearing aid: A system for providing a talk-over functionality from an attendant to a hearing aid user comprises a hearing aid (4), a link device (5) connected to the hearing aid (4), a computer (7) with a talk-over microphone (9), and a communications link (6) linking the computer (7) to the link...

20060029246 - Voice communication device: A voice sound transmitting unit having an earpiece that is adapted for insertion into the external auditory canal of a user, the earpiece having both a bone conduction sensor and an air conduction sensor. The bone conduction sensor is adapted to contact a portion of the external auditory canal to...

20060029247 - [suspension member for speaker]: An elastically deformable suspension member for speaker is disclosed to have an inner diameter portion for mounting of a cone, an outer diameter portion spaced around the inner diameter portion at a predetermined pitch for fastening to a basket, and three or more arched surface portions formed in the predetermined...

20060029248 - Audio signal system: An audio signal system is provided having, in one embodiment, a magnetostrictive core of varying shapes, sizes, and permeability. The core is wound with a wire, thereby forming an inductor for producing a magnetic field when current is passed through the wire. A speaker, or other audio output device, is...

20060029249 - Loudspeaker with hair leather diaphragm: A hair leather diaphragm for a loudspeaker. The acoustic impedance of the hair leather diaphragm is lower than several existing loudspeaker diaphragms and closer to the acoustic impedance of air. As a result, there is improved energy transfer from the loudspeaker to yield higher sound pressure level (SPL). The hair...

20060023888 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications: The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder...

20060023889 - Method and apparatus for processing sound signal: A method for processing sound signal including an L side enhanced difference signal comprising a sum of a signal being removed low frequency component from L−R signal and an L+R signal, an R side enhanced difference signal comprising a sum of a signal being removed low frequency component from R−L...

20060023890 - Sound field controller and method for controlling sound field: A sound field controller forms a predetermined sound field in a predetermined environment in a manner that control sounds are previously stored for each environment, the control sounds which have been designed to form a predetermined observation sound at a predetermined control point, thereafter, a control sound which corresponds to...

20060023891 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications: The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder...

20060023892 - Communications device for transmitting acoustic signals in a motor vehicle: A communications device is for transmitting acoustic signals in a motor vehicle. The communications device includes at least two transmitters and at least two receivers for transmitting and emitting acoustic signals. One transmitter and one receiver are each allocated to a spatial position. The device further includes a control unit...

20060023893 - Sound apparatus, sound system and method of correcting sound signal: A sound apparatus includes a correction unit that has an input section for inputting an electric signal and a correction section for correcting a sound signal based on the electric signal inputted to the input section, and a connection unit that connects a speaker to the input section of the...

20060023894 - Single bit per-voice dry/wet reverb control: A dry/wet bit for controlling dry and wet components of an output sound during processing of an input sound is provided. The bit is configurable by a program to indicate when to reverse the dry and wet components of the output sound. When the bit has a first value, the...

20060023895 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications: The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These improvements are accomplished by extraction of stereo-image describing parameters at the encoder side, which are transmitted and subsequently used for control of a stereo generator at the decoder...

20060023896 - Apparatus and method for controlling output signals from an amplifier when changing state: An apparatus for controlling output signals from an amplifier when changing state; the amplifier having input loci, output loci and a state locus, and changing state in response to a state controlling signal received at the state locus; includes: (a) a state sensing circuit coupled with the state locus that...

20060023897 - Apparatus and method for controlling output signals from an amplifier when changing state: An apparatus for controlling output signals from an amplifier when changing state; the amplifier having input loci, output loci and a state locus, and changing state in response to a state controlling signal received at the state locus; includes: (a) a state sensing circuit coupled with the state locus that...

20060023898 - Apparatus and method for producing sound: A sound reproduction method and apparatus utilizes both distributed mode and pistonic loudspeakers which are simultaneously driven over frequency ranges which at least partially overlap, for enhancing the spaciousness of the sound produced. The disclosure includes monophonic, stereophonic and multi-channel sound reproduction systems and electronic musical instruments such as digital...

20060023899 - Wireless microphone with display function: A wireless microphone with a display function comprises a microphone body, a display, a sound receiving unit and a memory module. The microphone body has a hand-held portion, and a frame portion. The frame portion is connected with the hand-held portion and has a first opening and a second opening....

20060023900 - Method and apparatus for priority based audio mixing: Methods and apparatus are disclosed for priority based audio mixing. At least one audio characteristic of one or more audio streams is modified to convey a relative priority of the audio streams, prior to mixing the audio streams. The adjusted audio characteristic may be, for example, a volume, pitch or...

20060023901 - Method and system for online dynamic mixing of digital audio data: A system and method are provided for dynamic mixing of digital audio data. The system includes a storage interface to a digital storage. The digital storage maintains at least one general audio track file and at least one personalized audio track file. The system further includes a user interface engine....

20060023902 - Compliant diaphragm for planar magnetic transducers: Planar magnetic transducers and acoustic speakers incorporating the transducers wherein improved frequency performance with lower distortion of acoustic diaphragms of the transducers is obtained by forming the diaphragms of film materials (20) which are significantly more compliant than materials used to form electrical circuit patterns (30) on the diaphragm film...

20060023903 - Coaxial speaker including support member having hollow to function as back cavity: A coaxial speaker includes: a woofer including a center pole; a tweeter including a diaphragm, a frame to hold an outer circumference of the diaphragm, a dust cap attached to the diaphragm, and components constituting a magnetic circuit; and a support member disposed between the center pole of the woofer...

20060023904 - Hearing aid: In a hearing aid the emission of a voice signal to announce the current time of day is to be output in a simple and cost-effective manner. In addition, a proposal is made to only save the voice signal for the current time of day in the hearing aid and...

20060023905 - Hearing aid with information signaling: The emission of information signals for informing a user about specific settings or statuses of a hearing aid should be improved. In addition, it is proposed to offer the user a plurality of different information signals which he can freely assign to different settings and or statuses of the hearing...

20060023906 - Stabilization of the system clock in a hearing aid: As a result of the intended miniaturization of digital hearing aids, a quartz crystal cannot be used for generating the system clock. The inaccuracy of the system clock resulting therefrom cannot be tolerated in certain filter applications. It is thus proposed to adhere more precisely to the target value of...

20060023907 - Power-saving mode for hearing aids: Hearing aid wearers can find themselves in situations in which the necessary replacement and/or recharging of a discharged voltage source is not immediately possible. In such a situation, reducing the low-frequency signal elements in the acoustic output signal allows a type of emergency mode to be maintained for a certain...

20060023908 - Transducer for electromagnetic hearing devices: A hearing system for producing audio signals perceptible to an individual. The hearing system includes a transducer having a surface adapted to attach to a middle-ear acoustic member of the individual, wherein the transducer is responsive to variations in a magnetic field emitted by a transmitter to directly vibrate the...

20060023909 - Sound-tube and method of shaping a sound tube for a hearing aid: The aim is for an individually shaped sound tube for connecting to a hearing aid that can be worn behind the ear to be produced by simple means. The sound tube includes a sleeve made of a plastic material surrounding a plastically ductile metal wire. When the sound tube has...

20060023910 - Sounding device: In order to divide the inside space of the cabinet into at least two with a speaker being the center, obtain a plurality of emitted sound energies through openings constructed in each divided sphere, and utilize a cabinet of a loudspeaker apparatus as a sound echo box, a partition wall...

20060023911 - Combination monitor and microphone apparatus and methods therefor: A combination monitor and microphone apparatus comprises a microphone, a boom assembly, and a monitor assembly which includes boom clamping means located on the monitor assembly for coupling the monitor assembly to an opposite end of a second boom portion of the boom assembly. The boom clamping means is adapted...

20060023912 - Electroacoustic transducer with field replaceable diaphragm carrying two interlaced coils, without manipulating any wires: A diaphragmatic (planar) electroacoustic transducer forms a complete sound radiating transducer, with high efficiency and linearity. An easily exchangeable and rectangular in shape diaphragm, of very thin polyamide film is made with a plurality of aluminum conductors formed on one side of said diaphragm. The diaphragm with the plurality of...