Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 3 - Circuits for transducers
Patents for H04R 3 - Circuits for transducers (18,190)
05/2012
05/22/2012US8184816 Systems and methods for detecting wind noise using multiple audio sources
05/22/2012US8184180 Spatially synchronized audio and video capture
05/17/2012US20120121230 Audiovisual reproduction system
05/17/2012US20120120218 Semi-private communication in open environments
05/16/2012EP2453671A1 High density Wireless System
05/16/2012EP2453670A1 Control of a loudspeaker output
05/16/2012EP2453669A1 Control of a loudspeaker output
05/16/2012EP2452293A1 Source location
05/16/2012EP1938309B1 Method for suppressing receiver audio regeneration
05/16/2012DE202012100945U1 Lautsprecherbox und Verbundaufstellung Speaker and composite formation,
05/16/2012DE102010053457A1 Mikrofonanordnung Microphone array
05/16/2012CN202222046U Automatic audio-regulating control device
05/16/2012CN102461212A A surround sound system and method therefor
05/16/2012CN102461207A Voice reproduction device, voice reproduction method, and program
05/16/2012CN102461206A 便携式通信设备和其中处理信号的方法 The portable communication device and method for processing signals wherein
05/16/2012CN102461205A 声学多通道消除 Multi-Channel Acoustic elimination
05/16/2012CN102461204A Dynamically configurable anr filter and signal processing topology
05/16/2012CN102461203A 用于对多信道信号进行基于相位的处理的系统、方法、设备及计算机可读媒体 For phase-based multi-channel signal processing system, a method, apparatus and computer readable medium
05/16/2012CN102457798A Audio switching circuit and audio playing device with same
05/16/2012CN102457797A 麦克风链路系统 Microphone link system
05/16/2012CN102457796A 可同时支持定压与定阻输入的公共广播音箱 Can support the constant pressure and constant impedance inputs of public broadcasting speakers
05/16/2012CN102457793A 耳机接口电路及具有该耳机接口电路的电子装置 Headphone interface circuit and electronic device having the headphone interface circuit
05/16/2012CN102457790A 主动式减噪耳机与耳机检测装置 Active noise reduction headphones and headphone detection device
05/16/2012CN102457788A 可利用耳机麦克风插头传输数据的生医装置及其方法 Can be used to transfer data headset microphone plug biomedical device and method
05/16/2012CN102457343A 公共广播的本地放大装置 Local public broadcasting amplifying device
05/16/2012CN102457342A 公共广播的本地无线放大装置 Local public broadcasting wireless amplification device
05/16/2012CN102457234A 一种音频功率放大模块 An audio power amplifier module
05/16/2012CN102456351A 一种语音增强的系统 A speech enhancement system
05/16/2012CN102455818A 触控面板及触控显示面板 Touch panel and touch panel display
05/16/2012CN101499783B Gain automatic regulating circuit and electronic product using the same
05/16/2012CA2757997A1 High density wireless system
05/15/2012US8180092 Converter system for an active noise compensation apparatus
05/15/2012US8180069 Noise reduction through spatial selectivity and filtering
05/15/2012US8180067 System for selectively extracting components of an audio input signal
05/15/2012US8180064 System and method for providing voice equalization
05/15/2012CA2458428C System for suppressing wind noise
05/10/2012WO2012061500A1 Digital dual microphone module with cross fad
05/10/2012WO2012060044A1 Electronic apparatus
05/10/2012WO2012060043A1 Electronic device
05/10/2012WO2012060042A1 Electronic equipment
05/10/2012WO2012060041A1 Oscillator and portable device
05/10/2012WO2012059668A2 Multichannel speaker enclosure
05/10/2012WO2012058886A1 Method, system and earphone for intelligently controlling multi-media playing
05/10/2012US20120114145 Microphone Arrangement
05/10/2012US20120114138 Sound source signal processing apparatus and method
05/10/2012US20120114137 Acoustic Control Apparatus and Acoustic Control Method
05/10/2012US20120114130 Cognitive load reduction
05/10/2012DE102011116217A1 Verwendung eines multilevel-pulsweitenmodulierten Signals zur Realzeit-Rauschauslöschung Using a multi-level pulse width modulated signal to the real-time noise cancellation
05/10/2012DE102010050472A1 Mikrofonanordnung Microphone array
05/10/2012DE102010043413A1 Verfahren und Hörgerät zur Ermittlung von Nässe Method for the determination of moisture and hearing aid
05/09/2012EP2451187A2 Headset with accelerometers to determine direction and movements of user head and method
05/09/2012EP2449796A1 Temperature compensated microphone
05/09/2012EP2449795A1 Positional disambiguation in spatial audio
05/09/2012CN202218386U Recording circuit capable of imitating recording studio functions
05/09/2012CN202218360U A personal media device and an integrated audible sound output system combined into the personal media device
05/09/2012CN102447994A Speaker unit and active speaker device
05/09/2012CN102447993A Sound scene manipulation
05/09/2012CN102447992A Method of determining parameters in an adaptive audio processing algorithm and an audio processing system
05/09/2012CN102447991A Head phone for automatically saving electricity
05/09/2012CN102447983A Conference speech time limiting device
05/09/2012CN102447446A Balancing method and device of speaker frequency response fed back based on vibration element motion state
05/09/2012CN102446431A Combined-type digital learning machine teaching device with wireless earphone and microphone
05/09/2012CN101833965B Reproducing device and reproducing method
05/09/2012CN101385386B Reverberation removal device, reverberation removal method
05/08/2012US8175314 Tactical microphone support systems
05/08/2012US8175298 Audio output system control method and audio output system
05/08/2012US8175297 Ad hoc sensor arrays
05/08/2012US8175294 Electrostatic loudspeaker with single ended drive
05/08/2012US8175293 Apparatus, methods and computer programs for converting sound waves to electrical signals
05/08/2012US8175292 Audio signal processing
05/08/2012US8174934 Sound direction detection
05/03/2012WO2012058465A2 Transitioning multiple microphones from a first mode to a second mode
05/03/2012WO2012057272A1 Ultrasonic probe device and method for controlling same
05/03/2012WO2012056427A2 Fitting an auditory prosthesis
05/03/2012WO2012056041A1 Microphone
05/03/2012WO2012055940A1 Apparatus and method for deriving a directional information and computer program product
05/03/2012US20120106755 Handheld electronic device with microphone array
05/03/2012US20120106754 Transitioning multiple microphones from a first mode to a second mode
05/03/2012US20120106753 Digital dual microphone module with intelligent cross fading
05/03/2012US20120106749 Microphone Non-Uniformity Compensation System
05/03/2012DE102011116353A1 Medienverteilungssystem Media distribution system
05/03/2012DE102010043127A1 Mikrofon Microphone
05/03/2012CA2815738A1 Apparatus and method for deriving a directional information and computer program product
05/02/2012EP2448289A1 Apparatus and method for deriving a directional information and computer program product
05/02/2012EP2446642A1 Method and apparatus for processing audio signals
05/02/2012EP2446291A1 Sound localizing robot
05/02/2012CN202210861U Engine imitation sound device
05/02/2012CN102440002A Optimal modal beamformer for sensor arrays
05/02/2012CN102439862A Ray tracing device and method
05/02/2012CN102438195A Timesharing simulation system for passenger compartment noise sound field of high-speed vehicle and simulation methodsystem thereof
05/02/2012CN102438194A Preamplifier circuit for microphone
05/02/2012CN102438193A Safe earphone capable of automatically muting
05/01/2012US8170245 Virtual multichannel speaker system
05/01/2012US8170241 Mobile tele-presence system with a microphone system
05/01/2012US8170238 Integrated circuit attached to microphone
05/01/2012US8170237 Programmable microphone
05/01/2012US8170234 Deconvolution methods and systems for the mapping of acoustic sources from phased microphone arrays
05/01/2012US8170233 Loudspeaker array system
05/01/2012US8170230 Reducing audio masking
05/01/2012US8170223 Constant-beamwidth loudspeaker array
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