| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 08/26/2008 | US7418104 Speaker system |
| 08/21/2008 | WO2008101198A2 Triangular microphone assembly for use in a vehicle accessory |
| 08/21/2008 | WO2008101066A1 Kick gate |
| 08/21/2008 | WO2008100919A2 Method and apparatus for conserving battery power |
| 08/21/2008 | WO2008100055A2 Microphone amplifier |
| 08/21/2008 | WO2008099679A1 Electro-acoustic converter distortion reduction method |
| 08/21/2008 | WO2008099641A1 Mems microphone device |
| 08/21/2008 | WO2008099486A1 Sound device, sound control method, sound control program, and recording medium |
| 08/21/2008 | WO2008099200A1 Wind noise rejection apparatus |
| 08/21/2008 | WO2008099199A1 Wind noise rejection apparatus |
| 08/21/2008 | WO2008081499A3 Omnidirectional sound source |
| 08/21/2008 | US20080199024 Sound source characteristic determining device |
| 08/21/2008 | US20080199023 Assembly, System and Method for Acoustic Transducers |
| 08/21/2008 | CA2676772A1 Method and apparatus for conserving battery power |
| 08/20/2008 | EP1959711A2 Microphone with dual transducers |
| 08/20/2008 | CN101247672A Speaker apparatus, speaker driving apparatus and control method thereof |
| 08/20/2008 | CN101247671A Optimal estimation of transducer parameters |
| 08/20/2008 | CN101247670A Device and method for automatically detecting sound signal to sending control signal |
| 08/20/2008 | CN101247112A Audio device |
| 08/20/2008 | CN101246690A Sound processing apparatus, sound processing method and program |
| 08/19/2008 | US7415117 System and method for beamforming using a microphone array |
| 08/19/2008 | US7415116 Method and system for improving communication in a vehicle |
| 08/14/2008 | WO2008095369A1 Communication adapter layer system, method and device for obtaining network element information |
| 08/14/2008 | WO2008011396A3 Method and apparatus for tinnitus evaluation |
| 08/14/2008 | WO2006020084A3 Parametric audio system for operation in a saturated air medium |
| 08/14/2008 | US20080192955 Apparatus And Method For Acoustic Beamforming |
| 08/13/2008 | EP1956865A2 Filter coefficient calculation device, filter coefficient calculation method, control program, computer-readable storage medium and audio signal processing apparatus |
| 08/13/2008 | EP1800517B1 Device and method for controlling a public address system, and a corresponding public address system |
| 08/13/2008 | EP1216602B1 Mems digital-to-acoustic transducer with error cancellation |
| 08/13/2008 | CN101242684A Estimating own-voice activity in a hearing-instrument system from direct-to-reverberant ratio |
| 08/13/2008 | CN101242679A A share audio power amplification circuit for multi-audio source and its control method |
| 08/13/2008 | CN101242678A Signal processing apparatus and signal processing method |
| 08/13/2008 | CN101242677A Headphone device, sound reproduction system, and sound reproduction method |
| 08/13/2008 | CN100411325C Mixing apparatus and mixing method, |
| 08/12/2008 | US7412220 Signal processing |
| 08/12/2008 | US7412070 Headphoning |
| 08/12/2008 | US7412067 Acoustic apparatus and acoustic setting method |
| 08/07/2008 | WO2008094920A1 Audio bass enhancement method and apparatus |
| 08/07/2008 | WO2008093405A1 Filter frequency characteristic deciding method, and resonance preventing device |
| 08/07/2008 | WO2008092183A1 Organisational structure and data handling system for cochlear implant recipients |
| 08/07/2008 | WO2008092182A1 Organisational structure and data handling system for cochlear implant recipients |
| 08/07/2008 | US20080187152 Apparatus and method for beamforming in consideration of actual noise environment character |
| 08/07/2008 | DE102007005070A1 Linear and non-linear parameters e.g. resistance, estimating arrangement for e.g. failure diagnoses of transducer, has nonlinear estimator with output that receives error free nonlinear parameter, even if estimation error occurs |
| 08/06/2008 | EP1954038A1 Audio output system control method and audio output system |
| 08/06/2008 | EP1952767A1 Ultrasound diagnostic apparatus and method of calibrating the same |
| 08/06/2008 | EP1952665A1 Vibration motor as a transducer of audio |
| 08/06/2008 | EP1133899B1 Binaural signal processing techniques |
| 08/06/2008 | CN101238511A Sound source separating device, speech recognizing device, portable telephone, and sound source separating method, and program |
| 08/06/2008 | CN101236486A Computer dedicated sound player |
| 08/05/2008 | US7409066 Method of adjusting filter parameters and an associated playback system |
| 08/05/2008 | US7409065 Apparatus and method for detecting sound direction |
| 07/31/2008 | WO2008092111A2 Drivers and methods for driving a load |
| 07/31/2008 | WO2008090897A1 Filter |
| 07/31/2008 | WO2008090896A1 Acoustic adjustment method |
| 07/31/2008 | WO2008090342A2 Ambient noise reduction |
| 07/31/2008 | WO2008090090A1 Acoustic reproduction device and method for reproducing an acoustic signal |
| 07/31/2008 | US20080181442 Sound pressure level monitoring and notification system |
| 07/31/2008 | US20080181430 Multi-sensor sound source localization |
| 07/31/2008 | US20080181422 Active noise control system |
| 07/31/2008 | US20080179874 Personal recording page and document marker |
| 07/31/2008 | DE102007002920A1 Device for use in loudspeakers, has moving coils and diaphragm speed is determined with help of moving coil or together with attached additional coil |
| 07/30/2008 | EP1949751A2 Device for and method of generating a vibration source-driving-signal |
| 07/30/2008 | EP1949750A1 Voice signal transmitting/receiving apparatus |
| 07/30/2008 | EP1044584B1 Mechanical acoustic crossover network and transducer therefor |
| 07/30/2008 | CN101233783A Loudspeaker device |
| 07/30/2008 | CN101232744A Method and device for multi sound source sharing audio power amplifier |
| 07/30/2008 | CN101232743A Audio playing device and used earphone, automatic control method |
| 07/30/2008 | CN101232140A Linking module |
| 07/30/2008 | CN100406303C Acoustic devices |
| 07/29/2008 | CA2318407C Audio signal processors |
| 07/29/2008 | CA2318378C Multielement ultrasonic contact transducer |
| 07/24/2008 | WO2008032209A3 Controller and user interface for dialogue enhancement techniques |
| 07/24/2008 | US20080175422 Dynamic range compression using digital frequency warping |
| 07/24/2008 | US20080175407 System and method for calibrating phase and gain mismatches of an array microphone |
| 07/24/2008 | DE102007003164A1 Akustische Wiedergabevorrichtung und Verfahren zur Wiedergabe eines akustischen Signals Acoustic reproducing apparatus and method for reproducing an acoustic signal |
| 07/24/2008 | DE102007003163A1 Akustische Wiedergabevorrichtung sowie Verfahren zur Erzeugung von Schall Acoustic reproducing apparatus and method for generating sound |
| 07/24/2008 | DE102007002905A1 Verfahren und Vorrichtung zur Aufnahme eines Sprachsignals Method and apparatus for receiving a speech signal |
| 07/24/2008 | DE102007001642A1 Verfahren zur Reduktion von Störleistungen und entsprechendes Akustiksystem A method of reducing interference power and corresponding acoustic system |
| 07/23/2008 | EP1947903A1 Bass enhancing apparatus and method |
| 07/23/2008 | EP1946606A1 Directional audio capturing |
| 07/23/2008 | CN101228810A Sound system for conference |
| 07/23/2008 | CN101228808A 信息提供系统 The information providing system |
| 07/23/2008 | CN101227763A Method and device for processing sound effect |
| 07/23/2008 | CN101227762A Sound outputting apparatus, sound outputting method, sound outputting system and sound output processing program |
| 07/23/2008 | CN101227761A Sound processing device and method for automatic eliminating whistle |
| 07/23/2008 | CN101227760A Bass enhancing apparatus and method |
| 07/23/2008 | CN101227759A Earphone device with automatic volume control function |
| 07/23/2008 | CN101227758A Method for eliminating noise of audio equipment and audio equipment with silencing apparatus using the method |
| 07/23/2008 | CN101226766A Audio play device automatically adjusting play parameter |
| 07/22/2008 | US7403609 Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus |
| 07/22/2008 | US7403608 Echo processing devices for single-channel or multichannel communication systems |
| 07/17/2008 | US20080170718 Method to generate an output audio signal from two or more input audio signals |
| 07/17/2008 | US20080170717 Energy-based sound source localization and gain normalization |
| 07/17/2008 | US20080170715 Broadside small array microphone beamforming unit |
| 07/16/2008 | EP1945000A1 Method for reducing interference and corresponding acoustic system |
| 07/16/2008 | EP1944587A2 Sound collector, sound signal transmitter and music performance system for remote players |
| 07/16/2008 | EP1943874A1 A device for and a method of audio data processing |
| 07/16/2008 | EP1943640A1 Method for determining a transmission function, and device for carrying out said method |
| 07/16/2008 | CN201087964Y Multi-path power output loud-speaker |
| 07/16/2008 | CN101223821A Audio decoder |