| Patents for H04R 3 - Circuits for transducers (18,190) |
|---|
| 06/07/2012 | CA2819393A1 Apparatus and method for spatially selective sound acquisition by acoustic triangulation |
| 06/06/2012 | EP2461604A1 Differential microphone circuit |
| 06/06/2012 | EP1699913B1 A method for generating noise references for generalized sidelobe canceling |
| 06/06/2012 | CN202269003U 转接控制装置、带提醒功能的耳机装置及耳机提醒系统 Transfer control device, with reminders headset device and headphones reminder system |
| 06/06/2012 | CN202268851U 按键式通用手机耳机音量控制电路 Touchtone phone headset volume control circuit common |
| 06/06/2012 | CN202267948U 一种平板电脑耳机电路 A flat panel computer headset circuit |
| 06/06/2012 | CN1910957B Speaker apparatus |
| 06/06/2012 | CN102487472A Volume control system of portable communication equipment |
| 06/06/2012 | CN102487471A 电子装置 Electronic devices |
| 06/06/2012 | CN101996639B Audio signal separating device and operation method thereof |
| 06/06/2012 | CN101242679B A share audio power amplification circuit for multi-audio source and its control method |
| 06/06/2012 | CA2759924A1 Differential microphone circuit |
| 06/06/2012 | CA2759921A1 Differential microphone circuit |
| 06/05/2012 | US8194892 Output coupling capacitor free audio power amplifier dynamically configured for speakers and headphones with excellent click and pop performance |
| 06/05/2012 | US8194881 Detection and suppression of wind noise in microphone signals |
| 06/05/2012 | US8194880 System and method for utilizing omni-directional microphones for speech enhancement |
| 06/05/2012 | US8194874 In-room acoustic magnitude response smoothing via summation of correction signals |
| 06/05/2012 | US8194868 Loudspeaker system for virtual sound synthesis |
| 06/05/2012 | US8194863 Speaker system |
| 06/05/2012 | US8194500 Method and device for locating a sound source |
| 06/01/2012 | CA2760220A1 Apparatus, systems and methods for controlling an electronic device using an accessory |
| 05/31/2012 | WO2012070684A1 Signal processing device, signal processing method, and signal processing program |
| 05/31/2012 | WO2012070657A1 Audio device and audio system |
| 05/31/2012 | WO2012070080A1 Playback control device, playback system, and method and program for controlling playback control device |
| 05/31/2012 | WO2012069973A1 A device comprising a plurality of audio sensors and a method of operating the same |
| 05/31/2012 | US20120134507 Methods, Systems, and Products for Voice Control |
| 05/30/2012 | EP2458891A1 System and method for microphone polarity detection |
| 05/30/2012 | EP2457384A1 Audio beamforming |
| 05/30/2012 | EP1540987B1 Public address system tuning method |
| 05/30/2012 | CN202261774U Audio power amplification (PA) output matching circuit |
| 05/30/2012 | CN202261773U Noise-removing system, intelligent control device and communication equipment |
| 05/30/2012 | CN202261772U Mute failure protection circuit |
| 05/30/2012 | CN202261771U Induction sound production system and sphere thereof |
| 05/30/2012 | CN202261770U Vehicle-mounted sound equipment capable of automatically switching power supply |
| 05/30/2012 | CN202261769U Novel electronic device |
| 05/30/2012 | CN202261768U Volume control circuit of piezoelectric buzzer |
| 05/30/2012 | CN202261734U Touch control earphone |
| 05/30/2012 | CN202261722U Micro-electro-mechanical sound pickup apparatus |
| 05/30/2012 | CN202261716U Micro frequency modulation wireless microphone with battery |
| 05/30/2012 | CN202261478U Speech signal amplifier |
| 05/30/2012 | CN202249254U Lock controller with voice prompts |
| 05/30/2012 | CN1826835B Device and method for operating voice-assisted systems in motor vehicles |
| 05/30/2012 | CN102484759A 音频信号的处理 Processing an audio signal, |
| 05/30/2012 | CN102484758A 声音信号处理设备 The sound signal processing apparatus |
| 05/30/2012 | CN102484757A Delay unit for a conference audio system, method for delaying audio input signals, computer program and conference audio system |
| 05/30/2012 | CN102484459A 多通道扬声器用多级放大器音频模块及多通道扬声器用组装式多级放大器音频模块壳体组件 Multi-channel audio speaker with multi-stage amplifier module and multi-channel speaker assembled multi-stage amplifier audio module housing assembly |
| 05/30/2012 | CN102480665A 模拟至数字转换器、声音处理装置及模拟至数字转换方法 Analog-to-digital converter, a sound processing device and method for analog to digital conversion |
| 05/30/2012 | CN102480664A Apparatus and method of controlling driving of popup tweeter speaker |
| 05/30/2012 | CN102480663A Earphone interface circuit and electronic device with same |
| 05/30/2012 | CN102480296A Analog-to-digital converter, sound processing device, and analog-to-digital conversion method |
| 05/30/2012 | CN101888225B Conversion device for controlling output level |
| 05/30/2012 | CN101625868B Volume adjusting apparatus and volume adjusting method |
| 05/30/2012 | CN101416235B A device for and a method of processing data |
| 05/30/2012 | CN101119596B Method of providing listener with sounds in phase and apparatus thereof |
| 05/30/2012 | CA2759143A1 System and method for microphone polarity detection |
| 05/29/2012 | US8189825 Sound management techniques for vehicles |
| 05/29/2012 | US8189819 Sound control circuit for a digital audiovisual reproduction system |
| 05/29/2012 | US8189818 Electronic apparatus capable of always executing proper noise canceling regardless of display screen state, and voice input method for the apparatus |
| 05/29/2012 | US8189815 Microphone circuit |
| 05/29/2012 | US8189811 System and method for processing audio signals |
| 05/29/2012 | US8189808 Signal processing system and method for calibrating channel signals supplied from an array of sensors having different operating characteristics |
| 05/29/2012 | US8189807 Satellite microphone array for video conferencing |
| 05/29/2012 | US8189805 Allpass array |
| 05/29/2012 | US8189802 Digital filtering in a Class D amplifier system to reduce noise fold over |
| 05/29/2012 | CA2759668A1 System and method for detecting and measuring impacts in handheld devices using an acoustic transducer |
| 05/24/2012 | WO2012066265A1 Spectrum correction system intended in particular for an auditorium |
| 05/24/2012 | WO2012066029A1 Loudspeaker system and control method |
| 05/24/2012 | US20120128186 Conversation detection apparatus, hearing aid, and conversation detection method |
| 05/24/2012 | US20120128176 Spatial noise suppression for a microphone array |
| 05/24/2012 | US20120128175 Systems, methods, apparatus, and computer-readable media for orientation-sensitive recording control |
| 05/24/2012 | US20120128174 Converting multi-microphone captured signals to shifted signals useful for binaural signal processing and use thereof |
| 05/24/2012 | US20120128167 Howling canceller |
| 05/23/2012 | EP2456233A1 Howling canceller |
| 05/23/2012 | EP2456232A1 Howling canceller |
| 05/23/2012 | EP2456231A2 Portable electronic device with an audio jack configurator |
| 05/23/2012 | EP2456230A2 Portable electronic device with an audio jack |
| 05/23/2012 | EP2456229A1 Loudspeaker system and control method |
| 05/23/2012 | CN202231850U Interface device for audio processor |
| 05/23/2012 | CN202231849U Multifunctional interface circuit |
| 05/23/2012 | CN202231848U Car audio capable of realizing wireless connection with internet |
| 05/23/2012 | CN202231847U MIC circuit of tablet computer |
| 05/23/2012 | CN1984506B Signal selecting circuit and method |
| 05/23/2012 | CN1671253B Test apparatus, test method, and computer program |
| 05/23/2012 | CN102474697A Hearing aid, signal processing method and program |
| 05/23/2012 | CN102474682A Howling canceller |
| 05/23/2012 | CN102474681A Conversation detection device, hearing aid and conversation detection method |
| 05/23/2012 | CN102474680A 音频波束形成 Audio beamforming |
| 05/23/2012 | CN102474222A 爆裂声减少电路和音频放大器中使用的具有这种爆裂声减少电路的音频电路 The audio circuitry crackle reduction circuit and audio amplifier used has such a popping sound reduction circuit |
| 05/23/2012 | CN102469404A 利用耳机音频接口的调试方法 Use debugging method headphone audio interface |
| 05/23/2012 | CN102469399A 降噪助听器 Noise reduction hearing aids |
| 05/23/2012 | CN102469390A 具有天线结构的喇叭装置及喇叭系统 Having a speaker device and speaker system antenna structure |
| 05/23/2012 | CN102469387A 抑制噪音系统与方法 Noise suppression system and method |
| 05/23/2012 | CN102469386A 车载用音频再生装置及车载用音频再生方法 Onboard audio playback device and in-vehicle audio playback method |
| 05/23/2012 | CN102469385A Earphone system, portable electronic device and sound effect output switching method |
| 05/23/2012 | CN102469382A 扬声器输出控制 Speaker Output Control |
| 05/23/2012 | CN102468831A 将多电平脉宽调制信号用于实时噪声消除 The multi-level pulse width modulated signal to eliminate noise in real time |
| 05/23/2012 | CN101252801B Method and apparatus for controlling light |
| 05/23/2012 | CN101080108B 话筒电路 Microphone circuit |
| 05/22/2012 | US8184843 Method and apparatus for sound source localization using microphones |
| 05/22/2012 | US8184827 Sound source position detector |