| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 05/05/2011 | US20110103612 Indoor Sound Receiving System and Indoor Sound Receiving Method |
| 05/05/2011 | US20110103611 Hearing device and method for suppressing feedback with a directional microphone |
| 05/05/2011 | US20110103597 Medic voice data system |
| 05/05/2011 | DE102009051200A1 Hörgerät und Verfahren zur Rückkopplungsunterdrückung mit einem Richtmikrofon Hearing aid and method for feedback suppression with a directional microphone |
| 05/04/2011 | EP2317645A1 Capacitive sensor |
| 05/04/2011 | EP2208369B1 Sound projector set-up |
| 05/04/2011 | CN201821493U Intelligent control device for electric horn |
| 05/04/2011 | CN201821492U Microphone with ranging function |
| 05/04/2011 | CN201821491U Audio frequency two-four line communication switching circuit |
| 05/04/2011 | CN201821467U Audio frequency deconcentrator with sucker |
| 05/04/2011 | CN201816877U Food used gift box with electronic acousto-optic system |
| 05/04/2011 | CN1612643B Parameter display method and parameter setting apparatus |
| 05/04/2011 | CN102047693A An audio system with feedback cancellation |
| 05/04/2011 | CN102047689A Acoustic echo canceller and acoustic echo cancel method |
| 05/04/2011 | CN102047688A Systems, methods, and apparatus for multichannel signal balancing |
| 05/04/2011 | CN102045630A Capacitive sensor |
| 05/04/2011 | CN102045629A Condenser microphone assembly with floating configuration |
| 05/04/2011 | CN102045622A Method and device for switching built-in and external loud speakers |
| 05/04/2011 | CN102045621A Sound processing apparatus, sound processing method, and sound processing program |
| 05/04/2011 | CN102045620A Circuit apparatus for recognizing earphone in mobile terminal |
| 05/04/2011 | CN102045619A Recording apparatus, recording method, audio signal correction circuit, and program |
| 05/04/2011 | CN102045618A Automatically adjusted microphone array, method for automatically adjusting microphone array, and device carrying microphone array |
| 05/04/2011 | CN101547000B A signal conversion circuit, digit-analog conversion device and audio frequency output equipment |
| 05/04/2011 | CN101399676B Power saving via variable listen intervals in a wlan |
| 05/03/2011 | US7936889 Mixer apparatus and parameter-setting changing method for use in the mixer apparatus |
| 05/03/2011 | US7936886 Speaker system to control directivity of a speaker unit using a plurality of microphones and a method thereof |
| 05/03/2011 | US7936885 Audio/video reproducing systems, methods and computer program products that modify audio/video electrical signals in response to specific sounds/images |
| 04/28/2011 | WO2011049898A1 Audio monitoring system |
| 04/28/2011 | WO2011048813A1 Sound processing apparatus, sound processing method and hearing aid |
| 04/28/2011 | WO2011048741A1 Multiband compressor |
| 04/28/2011 | US20110096941 Self-steering directional loudspeakers and a method of operation thereof |
| 04/28/2011 | US20110096938 Aural Device with White Noise Generator |
| 04/28/2011 | US20110095890 Interactive radio frequency tags |
| 04/28/2011 | CA2777986A1 Audio monitoring system |
| 04/27/2011 | EP2315456A1 A speaker array device and a drive method thereof |
| 04/27/2011 | CN201813527U Capacitive microphone circuit |
| 04/27/2011 | CN201813518U Wireless infrared broadcast teaching system applying sound beam technology |
| 04/27/2011 | CN201813517U Digital audio processing system based on digital sound processor (DSP) |
| 04/27/2011 | CN201813516U Processing chip used for digital microphone, input circuit thereof and digital microphone |
| 04/27/2011 | CN201813515U Sound installation with sound field effect detecting adjustment function |
| 04/27/2011 | CN201813512U Safe protective earplug for children |
| 04/27/2011 | CN102037739A Voice input device and manufacturing method thereof, and information processing system |
| 04/27/2011 | CN102037738A Audio input device, method for manufacturing the same, and information processing system |
| 04/27/2011 | CN102037737A Integrated circuit device, sound inputting device and information processing system |
| 04/27/2011 | CN102036144A Signal processing system and method for calibrating channel signals supplied from an array of sensors having different operating characteristics |
| 04/27/2011 | CN102035911A Device and method for accessing earphone of mobile phone |
| 04/27/2011 | CA2717896A1 Audio console with direct out gain stabilizer |
| 04/26/2011 | US7933684 Autonomous mobile robot |
| 04/21/2011 | WO2011046297A2 Sound transmitting and receiving apparatus and transmitting and receiving method thereof |
| 04/21/2011 | US20110093262 Active voice cancellation mask |
| 04/20/2011 | EP2311271A2 Method for adaptive control and equalization of electroacoustic channels |
| 04/20/2011 | EP2311203A2 Wireless speaker dongle with auxiliary audio output |
| 04/20/2011 | CN201805539U Array module provided with driving power amplifier chips and used for miniature loudspeaker |
| 04/20/2011 | CN201805538U Circuit for improving play sound articulation according to ambient sound, and device thereof |
| 04/20/2011 | CN201805537U 环境音效发生器 Environmental sound generator |
| 04/20/2011 | CN201804161U 3D spectacles |
| 04/20/2011 | CN102027757A A cochlea implant system in ITE (in the ear) type using infrared data communication |
| 04/20/2011 | CN102026076A Solar electret transducer and low-energy consumption electret transducer |
| 04/20/2011 | CN102026063A Pseudo differential audio input circuit and installation method thereof |
| 04/20/2011 | CN102026062A Integrated circuit, method and chip for microphone signal preamplification as well as electronic equipment |
| 04/20/2011 | CN102026061A Audio processing apparatus and method |
| 04/20/2011 | CN102025816A Public address module of mobile phone |
| 04/20/2011 | CN102025804A Display screen overturn structure for television handset and television handset |
| 04/20/2011 | CN102018363A Toothbrush for guiding teeth brushing mode by voice teaching |
| 04/20/2011 | CN101154488B Parameter setting apparatus |
| 04/19/2011 | US7929716 Voltage supply circuit, power supply circuit, microphone unit using the same, and microphone unit sensitivity adjustment method |
| 04/19/2011 | US7929715 Ultra directional speaker system and signal processing method thereof |
| 04/19/2011 | US7929714 Integrated audio codec with silicon audio transducer |
| 04/19/2011 | US7929713 External ear canal voice detection |
| 04/19/2011 | US7929710 Communication system for remote sound monitoring with ambiguous signal processing |
| 04/14/2011 | WO2011044395A1 An input signal mismatch compensation system |
| 04/14/2011 | WO2011044249A1 Self-discovery of an rf configuration for a wireless system |
| 04/14/2011 | WO2011042823A1 Method for acquiring audio signals, and audio acquisition system thereof |
| 04/14/2011 | WO2011041834A1 Reconstruction of a recorded sound field |
| 04/14/2011 | US20110085686 Input signal mismatch compensation system |
| 04/14/2011 | US20110085678 System for predicting the behavior of a transducer |
| 04/14/2011 | US20110085675 Switchable Two-Element Directional Microphone System |
| 04/14/2011 | DE112009001424T5 Asymmetrischer Komposit-Schallwellensensor Asymmetric composite acoustic wave sensor |
| 04/14/2011 | DE102009048779A1 Ultraschallwandler Ultrasonic transducer |
| 04/14/2011 | CA2777294A1 Self-discovery of an rf configuration for a wireless system |
| 04/13/2011 | EP2309499A1 Method for optimised filtering of non-stationary interference captured by a multi-microphone audio device, in particular a hands-free telephone device for an automobile. |
| 04/13/2011 | EP2308044A1 Audio processing |
| 04/13/2011 | EP1695592B1 Integrated circuit for hearing aids including a magnetic field sensor |
| 04/13/2011 | EP1258168B1 Method and device for comparing signals to control transducers and transducer control system |
| 04/13/2011 | CN1961607B 等离子体显示装置 The plasma display apparatus |
| 04/13/2011 | CN1926911B Howling suppression device, program, integrated circuit, and howling suppression method |
| 04/13/2011 | CN1685760B Drive mechanism |
| 04/13/2011 | CN102017656A Audio reproduction device and audio-video reproduction system |
| 04/13/2011 | CN102017655A Chair and multimedia player comprising sound transmission apparatus performing human-body communications |
| 04/13/2011 | CN102014330A Music buzzing control circuit for range hood |
| 04/13/2011 | CN101141836B Digital capacitor microphone with USB interface |
| 04/13/2011 | CN101052241B Crosstalk clearing system, method for keeping tone quality, and its parameter design method |
| 04/12/2011 | US7925034 Method for operating a hearing device as well as a hearing device |
| 04/12/2011 | US7925033 Electro-acoustic transducer |
| 04/12/2011 | US7925031 Audio system with feedback detection means |
| 04/12/2011 | US7925008 Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus |
| 04/12/2011 | US7925006 Multi-channel echo cancel method, multi-channel sound transfer method, stereo echo canceller, stereo sound transfer apparatus and transfer function calculation apparatus |
| 04/07/2011 | US20110081030 Personal transmitter for a microphone |
| 04/07/2011 | DE202010015856U1 Mischpult für Tonsignale Mixer for audio signals |
| 04/06/2011 | EP2306752A2 Audio apparatus |