| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 12/14/2011 | CN202077170U 环保音响电路 Environmentally sound circuit |
| 12/14/2011 | CN202077169U 功放电路 Amplifier circuit |
| 12/14/2011 | CN202077158U 一种自动降噪与agc音量控制楼宇对讲系统 Agc an automatic volume control and noise reduction building intercom system |
| 12/14/2011 | CN1857031B 音频特性校正系统 Audio characteristic correction system |
| 12/14/2011 | CN1664610B 使用传声器阵列聚束的方法 Use microphone array bunching |
| 12/14/2011 | CN102282865A 用于电子系统的声学语音活动检测(avad) Acoustic voice activity detection (avad) for electronic systems |
| 12/14/2011 | CN102281484A 音频信号处理设备、音频信号处理方法和程序 Audio signal processing apparatus, audio signal processing method and program |
| 12/14/2011 | CN102281483A 声频电路的防爆音电路及声频系统 Audio circuit proof tone circuit and audio system |
| 12/14/2011 | CN102280131A 用整角技术拓宽声场提高清晰度avi影音播放机 Broaden the sound field using technology to improve the clarity of the whole angle avi video player |
| 12/14/2011 | CN101513056B 音频会议装置及音频会议系统 Audio conferencing equipment and audio conferencing systems |
| 12/14/2011 | CN101282591B 蜂鸣器驱动电路 Buzzer drive circuit |
| 12/13/2011 | US8078298 System for node structure discovery in an audio-related system |
| 12/13/2011 | US8077896 Laser inclinometer audio direction |
| 12/13/2011 | US8077878 Low-power on-chip headset switch detection |
| 12/13/2011 | US8077874 Active noise reduction microphone placing |
| 12/08/2011 | WO2011152433A1 Speaker device, sound source simulation system, and echo canceling system |
| 12/08/2011 | WO2011152299A1 Microphone unit and audio input device provided with same |
| 12/08/2011 | WO2011151972A1 Musical sound playback device and method of musical sound playback |
| 12/08/2011 | WO2011151546A1 Acoustic loudspeaker |
| 12/08/2011 | WO2011089403A3 Method and system to reduce feedback between handsets in a communication system |
| 12/08/2011 | US20110301953 System and method of multi model adaptation and voice recognition |
| 12/08/2011 | US20110299702 Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal and apparatus for providing a two-channel audio signal and a set of spatial cues |
| 12/08/2011 | US20110299701 Miniature micro-electromechanical system (mems) based directional sound sensor |
| 12/08/2011 | US20110298585 Smart card and mobile communication device comprising the smart card |
| 12/08/2011 | DE102006059104B4 Mehradrige Kabelanordnung und Anordnung für den Einsatz im Audio-, Video- und/oder Multimediabereich Multi-conductor cable assembly and arrangement for use in audio, video and / or multimedia area |
| 12/07/2011 | EP2392149A2 Method for determining inverse filter from critically banded impulse response data |
| 12/07/2011 | EP2392147A1 Component comprising a micromechanical microphone structure and method for operating said microphone component |
| 12/07/2011 | EP1319321B1 Loudspeaker driver |
| 12/07/2011 | CN202068552U 采用2.5耳机座实现连接无源音响的多媒体产品 2.5 stereo headset seat connect passive multimedia products |
| 12/07/2011 | CN202068551U 解码音响电路 Audio decoding circuit |
| 12/07/2011 | CN202068550U Mute control circuit for power failure |
| 12/07/2011 | CN202068549U Integral power-on and power-off mute control circuit |
| 12/07/2011 | CN202068548U 视频传感系统三维空间高清语音采集子系统 Three-dimensional high-definition video sensor system voice capture subsystem |
| 12/07/2011 | CN202068410U 基于无线网络的语音合成播报装置 Broadcast voice synthesizer device based wireless network |
| 12/07/2011 | CN202060436U 一种音乐枕头 A musical pillow |
| 12/07/2011 | CN1980489B 提升音响系统输出声音质量方法及系统 Enhance the sound quality of the sound system output method and system |
| 12/07/2011 | CN1972525B 超定向扬声器系统及其信号处理方法 Ultra-directional speaker system and signal processing method |
| 12/07/2011 | CN1812656B 双线同向间绕双绕组动圈式扬声器及功放与控制电路 Double room with the double winding around dynamic speaker and amplifier control circuit |
| 12/07/2011 | CN1812655B 音圈内壁固定绕组带底板层式扬声器及其功率放大与控制电路 Coil winding with the inner wall of the fixed layer floor speakers and power amplifier control circuit |
| 12/07/2011 | CN1812653B 阻抗与功率可变式扬声器及其功放与控制电路 Variable impedance speaker and amplifier power control circuit |
| 12/07/2011 | CN102273229A 具有集成解耦线圈的微型换能器组件 Miniature transducer assembly with integrated decoupling coil |
| 12/07/2011 | CN102273224A 动态音量控制和多空间处理保护 Dynamic volume control and multi-spatial processing protection |
| 12/07/2011 | CN102273223A 动态音量控制和多空间处理保护 Dynamic volume control and multi-spatial processing protection |
| 12/07/2011 | CN102273222A 选择性地在多个传声器之间进行切换 Selectively switching between a plurality of microphones |
| 12/07/2011 | CN102272833A 一种音频设备及其信号处理方法 An audio signal processing apparatus and method |
| 12/07/2011 | CN102271300A 一种集成的麦克风偏置电压控制方法和偏置电压生成电路 An integrated microphone bias voltage control method, and a bias voltage generating circuit |
| 12/07/2011 | CN102271299A 声音信号处理装置和声音信号处理方法 The audio signal processing apparatus and method for audio signal processing |
| 12/07/2011 | CN102271298A 音箱的桥式分频方法 Speaker of the bridge dividing method |
| 12/07/2011 | CN101263710B 影像声音输出装置以及外置扬声器控制装置 Audio-video output device and an external speaker control device |
| 12/07/2011 | CN101223821B 音频解码器 The audio decoder |
| 12/07/2011 | CN101222788B 多信道输出的音频系统及其控制方法 Multichannel output audio system and control method |
| 12/06/2011 | US8074253 Audiovisual reproduction system |
| 12/06/2011 | US8073159 Mixer controller |
| 12/06/2011 | US8073157 Methods and apparatus for targeted sound detection and characterization |
| 12/06/2011 | US8073155 System for reproducing audio information corresponding to a position within a displayed image |
| 12/06/2011 | US8073154 Supplying electrical power |
| 12/06/2011 | US8073149 Loudspeaker device |
| 12/06/2011 | US8073145 Method and apparatus for separating sound-source signal and method and device for detecting pitch |
| 12/06/2011 | DE202011105898U1 Software-definiertes Hörgerät für ein Multimedia-Handy (Smartphone) Software-defined hearing aid for a multimedia phone (smartphone) |
| 12/01/2011 | WO2011149282A2 Bone conduction-based earphone, bone conduction-based headphone, and method for operating medium device using same |
| 12/01/2011 | WO2011149132A1 Speaker drive method |
| 12/01/2011 | WO2011148624A1 Volume amplitude limiting device |
| 12/01/2011 | WO2011148271A1 Hands-free unit with noise tolerant audio sensor |
| 12/01/2011 | WO2011119401A3 Techniques for localized perceptual audio |
| 12/01/2011 | WO2011027005A3 Method and system for speech enhancement in a room |
| 12/01/2011 | US20110294096 Acoustic Monitoring of Oral Care Devices |
| 12/01/2011 | US20110293116 Battery compartment for condenser microphone |
| 12/01/2011 | US20110293115 Dynamically biased amplifier |
| 12/01/2011 | US20110293114 Condenser microphone unit and method of manufacturing diaphragm assembly of condenser microphone |
| 12/01/2011 | US20110293108 system and method for producing a directional output signal |
| 12/01/2011 | US20110293107 Sound signal processing apparatus and sound signal processing method |
| 12/01/2011 | US20110292299 Systems and methods for controlling an electronic device |
| 12/01/2011 | DE102011108234A1 Mikrofonarrayvorrichtung Microphone array device |
| 11/30/2011 | EP2389770A1 Multi-membrane microphone for high-amplitude audio capture |
| 11/30/2011 | EP1428411B2 Method and device for controlling the bass reproduction of audio signals in electroacoustic transducers |
| 11/30/2011 | EP1221159B1 Method and apparatus for performing level compensation for an input signal |
| 11/30/2011 | CN202059560U 麦克风装置 Microphone device |
| 11/30/2011 | CN202059559U 一种反电动势信号无失真音响重放装置 An anti-EMF signal without distortion sound reproducing apparatus |
| 11/30/2011 | CN202059558U 电磁拾取器 Electromagnetic pickup |
| 11/30/2011 | CN202059557U 汽车音响音量动态调节器 Car audio volume dynamic regulator |
| 11/30/2011 | CN202059556U 一种音频电路 An audio circuit |
| 11/30/2011 | CN202059555U 一种消除开机杂音的电路 For eliminating noise in the circuit switched |
| 11/30/2011 | CN202059535U 有源扬声器智能管理系统 Intelligent Management System powered speaker |
| 11/30/2011 | CN1956599B 扬声器 Speaker |
| 11/30/2011 | CN1741685B 电容式麦克风中膜片破裂的检测及控制 Capacitive detection and control of the microphone diaphragm rupture |
| 11/30/2011 | CN102265644A 平衡信号输出型传感器 Balanced signal output sensor |
| 11/30/2011 | CN102265643A 语音捕获和语音再现 Voice capture and speech reproduction |
| 11/30/2011 | CN102265642A 平面音频源跟踪的方法和装置 Method and apparatus for tracking a plane audio source |
| 11/30/2011 | CN102265641A 高架环形麦克风设备和方法 Elevated ring microphone device and method |
| 11/30/2011 | CN102264014A 音源分离式无线耳机模块及音源分离方法 Separate audio wireless headset module and source separation method |
| 11/30/2011 | CN101232744B 多音源共用音频功放的装置及方法 Apparatus and method for multi-streaming audio amplifier sharing |
| 11/29/2011 | US8068619 Method and apparatus for noise suppression in a small array microphone system |
| 11/24/2011 | WO2011144824A1 Universal remote control device for a wire microphone |
| 11/24/2011 | WO2011144499A1 Circular loudspeaker array with controllable directivity |
| 11/24/2011 | US20110286609 Multiple microphone based directional sound filter |
| 11/23/2011 | EP2389011A2 Audio and power distribution system |
| 11/23/2011 | EP1788846B1 Audio reproducing system |
| 11/23/2011 | EP1667447B1 Data conversion system |
| 11/23/2011 | EP1305975B1 Adaptive microphone array system with preserving binaural cues |
| 11/23/2011 | CN202050533U Noise reduction system of sound box aging laboratory |