| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 01/04/2011 | US7864970 Voltage supply circuit and microphone unit |
| 01/04/2011 | US7864969 Adaptive amplifier circuitry for microphone array |
| 12/30/2010 | US20100329483 Capacitor microphone |
| 12/30/2010 | US20100329479 Sound source localization apparatus and sound source localization method |
| 12/30/2010 | US20100329478 Housing for microphone arrays and multi-sensor devices for their size optimization |
| 12/30/2010 | US20100329473 Apparatus, method and computer program |
| 12/30/2010 | DE102009021310A1 Binaurale Hörvorrichtung und Verfahren zum Betrieb einer binauralen Hörvorrichtung mit Frequenzverzerrung Binaural hearing apparatus and method for operating a binaural hearing apparatus with frequency distortion |
| 12/29/2010 | WO2010150314A1 Mixer device, reproduction system, player, and program |
| 12/29/2010 | WO2010149823A1 Method and apparatus for processing audio signals |
| 12/29/2010 | WO2010149167A1 Sound localizing robot |
| 12/29/2010 | WO2010148683A1 Microphone button earphone and state identifying method thereof |
| 12/29/2010 | EP2268061A1 Speaker and method of outputting acoustic sound |
| 12/29/2010 | EP2268057A1 Audio signal processing device, audio signal processing system, and audio signal processing method |
| 12/29/2010 | EP2266326A1 Generation of a drive signal for sound transducer |
| 12/29/2010 | CN201690575U Real-time voice recording and playing earphone |
| 12/29/2010 | CN1942016B Chargeable circuit, integrated circuit and controlling method |
| 12/29/2010 | CN101933342A Apparatus for sound having multiple stereo imaging |
| 12/29/2010 | CN101931838A Array microphone system and gain method for determining gain contrller |
| 12/29/2010 | CN101930789A Controlling music players using environment audio analysis |
| 12/29/2010 | CN101930731A Mining multi-wave self-adaptive active noise control system |
| 12/29/2010 | CN101930730A Noiseless horn |
| 12/29/2010 | CN101053152B Audio tuning system and method |
| 12/29/2010 | CA2765116A1 Method and apparatus for processing audio signals |
| 12/28/2010 | US7860257 Mixer apparatus and parameter setting method for the apparatus, and program for the apparatus and method |
| 12/23/2010 | WO2010146857A1 Hearing aid apparatus |
| 12/23/2010 | WO2010146711A1 Audio signal processing device and audio signal processing method |
| 12/23/2010 | WO2010145723A1 Portable communication device and a method of processing signals therein |
| 12/23/2010 | US20100322443 Mems microphone |
| 12/23/2010 | US20100322442 Pressure activated remote microphone |
| 12/23/2010 | US20100322440 Audio processing circuit and preamplifier circuit |
| 12/23/2010 | US20100322439 Capacitor microphone unit and capacitor microphone |
| 12/23/2010 | US20100322436 Array microphone system including omni-directional microphones to receive sound in cone-shaped beam |
| 12/23/2010 | US20100322435 Position Detecting System, Audio Device and Terminal Device Used in the Position Detecting System |
| 12/23/2010 | US20100322431 Method for reproducing natural or modified spatial impression in multichannel listening |
| 12/23/2010 | US20100321321 Portable electronic device and method of controlling same |
| 12/22/2010 | CN201682606U Sound source sequence controller |
| 12/22/2010 | CN201681451U Full-digital electroacoustic alarm |
| 12/22/2010 | CN1878428B Recording device and adjustment method of the recording device |
| 12/22/2010 | CN1694581B Measuring apparatus and method |
| 12/22/2010 | CN101926182A Band-splitting time compensation signal processing device |
| 12/22/2010 | CN101926181A Method and apparatus for processing audio signal |
| 12/22/2010 | CN101924973A Signal processing apparatus and signal processing method for loudspeaker motional feedback |
| 12/22/2010 | CN101924972A Signal processing apparatus and signal processing method |
| 12/22/2010 | CN101924971A Apparatus and method for outputting audio signal in portable terminal |
| 12/22/2010 | CN101924970A Circuit for eliminating earphone plosion of liquid crystal display television |
| 12/22/2010 | CN101924969A Audio frequency controller capable of removing sonic booms and method for removing sonic booms |
| 12/22/2010 | CN101924968A Audio converter |
| 12/22/2010 | CN101924967A Noise reduction earphone and method for reducing noises and distortion of same |
| 12/22/2010 | CN101924317A Dual-channel processing device, method and sound playing system thereof |
| 12/22/2010 | CN101923862A Method and system for processing subband signals using adaptive filters |
| 12/22/2010 | CN101923860A Audio softening system, device and method |
| 12/21/2010 | US7856283 Digital microphone interface, audio codec and methods for use therewith |
| 12/21/2010 | US7856240 Distributed sound enhancement |
| 12/21/2010 | CA2405516C System for controlling remote speakers using centralized amplifiers, centralized monitoring and master/slave communication protocol |
| 12/16/2010 | WO2010144577A1 Systems, methods, apparatus, and computer-readable media for phase-based processing of multichannel signal |
| 12/16/2010 | WO2010142262A1 Method for determining an averaged frequency-dependent transmission function for a disturbed linear time-invariant system, evaluation device and computer program product |
| 12/16/2010 | US20100316233 Method of object tracking in 3d space based on particle filter using acoustic sensors |
| 12/16/2010 | US20100316232 Spatial Audio for Audio Conferencing |
| 12/16/2010 | US20100316231 System and Method for Determining Vector Acoustic Intensity External to a Spherical Array of Transducers and an Acoustically Reflective Spherical Surface |
| 12/16/2010 | US20100316226 Signal processing apparatus and signal processing method |
| 12/16/2010 | DE10261889B4 Kühlventilatorsteuerungsstrategie für Kraftfahrzeug-Audiosystem Cooling fan control strategy for vehicle audio system |
| 12/16/2010 | DE102006051071B4 Pegelabhängige Geräuschreduktion Level-dependent noise reduction |
| 12/15/2010 | EP2262280A2 Method and system for acoustic shock protection |
| 12/15/2010 | EP2262279A1 Signal processing apparatus and signal processing method for loudspeaker motional feedback |
| 12/15/2010 | EP2262278A1 Speech processing device |
| 12/15/2010 | EP2262277A1 Microphone arrangement |
| 12/15/2010 | EP2262210A2 Detection, identification and operation of peripherals connected via an audio/video-plug to an electronic device |
| 12/15/2010 | EP2261174A2 RFID tag using nanowire transistors |
| 12/15/2010 | EP1417679B1 Sound intelligibility enhancement using a psychoacoustic model and an oversampled filterbank |
| 12/15/2010 | EP1266538B1 Spatial sound steering system |
| 12/15/2010 | CN201674653U Wireless flat speaker capable of picture transformation |
| 12/15/2010 | CN201674649U Improved polar plate of sound head of microphone |
| 12/15/2010 | CN201674648U Earphone mute circuit and television |
| 12/15/2010 | CN201674647U Novel circuit board structure of speaker |
| 12/15/2010 | CN201674646U Automobile whistling device |
| 12/15/2010 | CN201673685U Audio player suitable for high-quality earphones |
| 12/15/2010 | CN1925693B Signal processing system and method for calibrating channel signals supplied from an array of sensors |
| 12/15/2010 | CN1819624B Data processing apparatus and method |
| 12/15/2010 | CN101917658A Method to reduce feedback in hearing aids |
| 12/15/2010 | CN101917656A Automatic volume adjustment device and method |
| 12/15/2010 | CN101917654A Sounding device for producing resonance by combining container cavity |
| 12/14/2010 | US7852369 Integrated design for omni-directional camera and microphone array |
| 12/09/2010 | WO2010140358A1 Hearing aid, hearing assistance system, walking detection method, and hearing assistance method |
| 12/09/2010 | WO2010140312A1 Microphone |
| 12/09/2010 | WO2010140104A1 A surround sound system and method therefor |
| 12/09/2010 | WO2010140084A1 Acoustic multi-channel cancellation |
| 12/09/2010 | WO2010091349A3 Wireless multi-user audio system |
| 12/09/2010 | US20100310096 Switchable Attenuation Circuit for MEMS Microphone Systems |
| 12/09/2010 | DE112008003408T5 Vorrichtung und Verfahren zum Übertragen von Schall durch nichtlineare Medien Device and method for transmission of sound by nonlinear media |
| 12/08/2010 | EP1532749B1 Portable audio playback device with bass enhancement |
| 12/08/2010 | CN201667710U Music controlled beating system |
| 12/08/2010 | CN201667709U Audio digital signal processing device with wireless carrier signal receiving and processing function |
| 12/08/2010 | CN1857028B Loudspeaker sensitive sound reproduction |
| 12/08/2010 | CN1759633B Transducer assembly with modifiable buffer circuit and method for adjusting thereof |
| 12/08/2010 | CN1751537B Electronic driving circuit for directing an audio signal selectively to one of two speakers |
| 12/08/2010 | CN1662100B Bass boost circuit and bass boost processing program |
| 12/08/2010 | CN101911730A Signaling microphone covering to the user |
| 12/08/2010 | CN101911724A Speech enhancement using multiple microphones on multiple devices |
| 12/08/2010 | CN101911723A Improving sound quality by intelligently selecting between signals from a plurality of microphones |
| 12/08/2010 | CN101911721A Method for synthesizing a microphone signal |