| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 12/08/2010 | CN101909224A Portable electronic device |
| 12/08/2010 | CN101908939A Digital mixer, mixer configuration editing apparatus, and mixer readable medium |
| 12/08/2010 | CN101393429B Automatic control system and automatic control device by utilizing tone |
| 12/07/2010 | US7848534 Sound system, method for controlling the sound system, and sound equipment |
| 12/07/2010 | US7848532 Condenser microphone |
| 12/07/2010 | US7848529 Broadside small array microphone beamforming unit |
| 12/07/2010 | CA2483798C Hearing aid and processes for adaptively processing signals therein |
| 12/02/2010 | WO2010137821A2 Ray tracing device and method |
| 12/02/2010 | WO2010137650A1 Voice reproduction device, voice reproduction method, and program |
| 12/02/2010 | WO2010137218A1 Rear sheet entertainment system |
| 12/02/2010 | WO2010137069A1 Answer verification device and problem generation device |
| 12/02/2010 | WO2010137057A1 Cross-fader apparatus, mixer apparatus and program |
| 12/02/2010 | WO2010135925A1 Flat speaker unit and sperker device therwith |
| 12/02/2010 | WO2010135837A1 Communication system with personal information management and remote vehicle monitoring and control features |
| 12/02/2010 | WO2010093917A8 Digital sound leveling device and method to reduce the risk of noise induced hearing loss |
| 12/02/2010 | US20100305939 Electronic language simulator system and method |
| 12/02/2010 | US20100303288 Method for multi-media recognition, data conversion, creation of metatags, storage and search retrieval |
| 12/02/2010 | US20100303254 Audio source direction detecting device |
| 12/02/2010 | US20100302467 Projector |
| 12/02/2010 | US20100302401 Image Audio Processing Apparatus And Image Sensing Apparatus |
| 12/01/2010 | EP2257081A1 Listening device with two or more microphones |
| 12/01/2010 | EP2255544A1 Chair and multimedia player comprising sound transmission apparatus performing human-body communications |
| 12/01/2010 | CN201663688U Noiseless power-saving hearing aid |
| 12/01/2010 | CN201663678U Two-dimensional cross-shaped directivity controllable sound column |
| 12/01/2010 | CN201662719U Wheeled robot controller |
| 12/01/2010 | CN1770926B Voltage feeder circuit, and microphone unit using it |
| 12/01/2010 | CN1678129B Howling frequency component emphasis method and apparatus |
| 12/01/2010 | CN101904182A Enhanced blind source separation algorithm for highly correlated mixtures |
| 12/01/2010 | CN101904181A Apparatus and method for transmitting sound through nonlinear media |
| 12/01/2010 | CN101902674A Self-excitation eliminating method of high gain public address system based on space counteracting |
| 12/01/2010 | CN101902673A Microphone interface circuit |
| 12/01/2010 | CN101902672A Audio apparatus, and method for setting number of buses for use in the audio apparatus |
| 12/01/2010 | CN101902671A Audio processing device and method |
| 12/01/2010 | CN101902669A Graphic arts wireless sound box of energy-saving LED illumination |
| 12/01/2010 | CN101901528A Anti-cracking burglar alarm |
| 12/01/2010 | CN101144798B Ultrasonic transducer driving circuit and ultrasonic diagnostic apparatus |
| 11/30/2010 | US7844063 Hearing and apparatus with compensation of acoustic and electromagnetic feedback signals |
| 11/25/2010 | WO2010133812A1 Acoustic device |
| 11/25/2010 | WO2010104300A3 An apparatus for processing an audio signal and method thereof |
| 11/25/2010 | WO2010104299A3 An apparatus for processing an audio signal and method thereof |
| 11/25/2010 | WO2010014663A9 Method for adaptive control and equalization of electroacoustic channels |
| 11/25/2010 | US20100296674 Variable pattern hanging microphone system with remote polar control |
| 11/25/2010 | US20100296671 System and Method of Changing a PWM Power Spectrum |
| 11/25/2010 | US20100296670 Impedance Converter For Microphone and Microphone |
| 11/25/2010 | DE112008003305T5 Bandaufteilungs-Zeitausgleich-Signalverarbeitungs-Vorrichtung Band-splitting time compensation signal processing device |
| 11/24/2010 | EP2254348A2 Apparatus and method for sound focusing |
| 11/24/2010 | EP1865751B1 Surround system |
| 11/24/2010 | EP1623599B1 Microphone device, XLR connector device and receiv device for wireless microphone |
| 11/24/2010 | CN201657270U Digital HI-FI desktop sound system |
| 11/24/2010 | CN201657269U Electric energy boosting device of light emitting diodes driven by audio signals |
| 11/24/2010 | CN201656961U Broadcast transmitter multi-point time sampling monitoring storage system |
| 11/24/2010 | CN201654857U Intelligent voice card-swiping timer |
| 11/24/2010 | CN101897199A Sound collecting device, sound collecting method, sound collecting program, and integrated circuit |
| 11/24/2010 | CN101895804A Motional feedback system |
| 11/24/2010 | CN101895799A Method for controlling music playing and music player |
| 11/23/2010 | US7840016 Sound control system |
| 11/23/2010 | US7840013 Microphone array with physical beamforming using omnidirectional microphones |
| 11/23/2010 | CA2417803C A hearing aid with an adaptive filter for suppression of acoustic feedback |
| 11/18/2010 | WO2010131470A1 Gain control apparatus and gain control method, and voice output apparatus |
| 11/18/2010 | WO2010131405A1 Active noise control device |
| 11/18/2010 | US20100290644 Silicon based capacitive microphone |
| 11/18/2010 | US20100287799 Microphone air sensor card |
| 11/18/2010 | DE202010012133U1 Vorrichtung zur Veränderung eines Audiosignals über seinen Frequenzgang Device for change of an audio signal over its frequency response |
| 11/18/2010 | DE102009021144A1 Lautsprechervorrichtung Speaker device |
| 11/18/2010 | DE102009019707A1 Speisevorrichtung zur Speisung eines Mikrofons Supply device for supplying a microphone |
| 11/17/2010 | EP2250821A1 Apparatus for capturing and rendering a plurality of audio channels |
| 11/17/2010 | CN201639769U Digital electronic horn |
| 11/17/2010 | CN201639753U Noise reduction microphone |
| 11/17/2010 | CN201639752U Voice control device of AV (audio and video) output and player |
| 11/17/2010 | CN201639751U Fixed-direction and fixed-distance voice collecting system based on multi-microphone array |
| 11/17/2010 | CN1902980B Audio system providing for filter coefficient copying |
| 11/17/2010 | CN101888225A Conversion device for controlling output level |
| 11/17/2010 | CN101166018B Audio reproducing apparatus and method |
| 11/17/2010 | CN101010986B Audio reproducing system |
| 11/16/2010 | US7835625 Recording medium, playback apparatus, management program and playback method |
| 11/16/2010 | US7835531 Microphone system |
| 11/11/2010 | WO2010129241A1 Dynamically configurable anr filter and signal processing topology |
| 11/11/2010 | US20100287471 Portable terminal with music performance function and method for playing musical instruments using portable terminal |
| 11/11/2010 | DE102009018812A1 Verfahren zum Betrieb einer Hörvorrichtung und Hörvorrichtung mit einer Frequenzweiche Method for operating a hearing device and hearing device with a crossover |
| 11/10/2010 | EP2249582A1 Audio amplification apparatus |
| 11/10/2010 | EP2249337A1 Acoustic device and acoustic control device |
| 11/10/2010 | EP2248352A1 Stereophonic widening |
| 11/10/2010 | CN201629833U 音响控制电路 Audio control circuit |
| 11/10/2010 | CN201629832U Non-contact vehicle horn circuit capable of adapting to temperature change |
| 11/10/2010 | CN201624088U Combined type intelligent bird repeller |
| 11/10/2010 | CN1599510B Electroacoustical transducing method and device, acoustic ssytem |
| 11/10/2010 | CN101884226A Acoustic transducer |
| 11/10/2010 | CN101884225A Direct digital speaker apparatus having a desired directivity pattern |
| 11/10/2010 | CN101884224A Microphone arrangement |
| 11/10/2010 | CN101883304A Compensation system and method for sound reproduction |
| 11/10/2010 | CN101882438A Music data processing method and electronic device using same |
| 11/09/2010 | US7831053 System and method for matching microphones |
| 11/09/2010 | CA2581774C Vehicle communication system |
| 11/04/2010 | WO2010127283A1 Spectral management system |
| 11/04/2010 | WO2010125797A1 Hearing aid device and hearing aid method |
| 11/04/2010 | US20100278359 User adornable apparatus and system for generating user detectable audio and mechanical vibration signals |
| 11/04/2010 | US20100278358 Digital linking of multiple microphone systems |
| 11/04/2010 | US20100278357 Signal processing apparatus, signal processing method, and program |
| 11/04/2010 | US20100278356 Audio amplification apparatus |
| 11/04/2010 | US20100278353 System and Method For Intelligibility Enhancement of Audio Information |