| Patents for H04R 1 - Details of transducers (42,173) |
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| 07/11/2012 | CN202334860U 一种音响设备 An acoustic equipment |
| 07/11/2012 | CN202334859U 纳米超薄苏绣音箱 Nano-thin speakers embroidery |
| 07/11/2012 | CN202334858U 方便携带的耳机 Portable headphones |
| 07/11/2012 | CN202334857U 一种新型耳机插座 A new headphone jack |
| 07/11/2012 | CN202334856U 一种耳机 One kind of headset |
| 07/11/2012 | CN202334855U 一种usb接口耳机 One kind of headset usb interface |
| 07/11/2012 | CN202334854U 一种折叠式耳机 A folding headphones |
| 07/11/2012 | CN202334853U 便携式线收纳盒 Portable cable storage box |
| 07/11/2012 | CN202334852U 一种可拆分式耳机线 One kind of detachable headphone cord |
| 07/11/2012 | CN202334851U 一种多功能耳机 A versatile headset |
| 07/11/2012 | CN202334850U 一种防脱落耳机 An anti-shedding headphones |
| 07/11/2012 | CN202334849U 一种抗干扰耳机 One kind of interference headphones |
| 07/11/2012 | CN202334848U 具有led闪灯的耳机 Has led flashing earphone |
| 07/11/2012 | CN202334847U 耳机线塑胶套管 Headphone cable plastic casing |
| 07/11/2012 | CN202334846U 子母双耳机结构及电子设备 Picture dual headphone structure and electronic equipment |
| 07/11/2012 | CN202334845U 一种耳机 One kind of headset |
| 07/11/2012 | CN202334844U Earphone jack |
| 07/11/2012 | CN202334843U 一种夹持在颈部的耳机 One kind of holding the neck headphones |
| 07/11/2012 | CN202334842U 一种耳机收线器 One kind of headphone wire-receiver |
| 07/11/2012 | CN202334841U 一种新型钩接式耳机 A new hook headphones |
| 07/11/2012 | CN202334840U 带书架的采访话筒 Interview microphone with bookshelves |
| 07/11/2012 | CN202334839U 带夹子的话筒 Belt clip microphone |
| 07/11/2012 | CN202334838U 变容二极管制作的调频无线话筒 Varactor made FM wireless microphone |
| 07/11/2012 | CN202334837U 一种麦克风 One kind of microphone |
| 07/11/2012 | CN202334836U 一种麦克风 One kind of microphone |
| 07/11/2012 | CN202334835U 集成电路制作的调频无线话筒 IC production FM wireless microphone |
| 07/11/2012 | CN202334834U 一种麦克风 One kind of microphone |
| 07/11/2012 | CN202334833U 新闻采访话筒 News interview microphone |
| 07/11/2012 | CN202334832U 汽车音箱喇叭盆架 Car speakers speaker cone frame |
| 07/11/2012 | CN202334831U 带花槽的环形音箱 Speaker of the annular groove with flowers |
| 07/11/2012 | CN202334830U 一种跟家具融为一体的隐藏式抽屉音箱 One kind of furniture with integrated speakers hidden drawer |
| 07/11/2012 | CN202334829U 可绕线储物的音响 Winding may sound storage of |
| 07/11/2012 | CN202334828U 组合音箱 Speaker system |
| 07/11/2012 | CN202334827U 音箱功能盒 Speaker function box |
| 07/11/2012 | CN202334826U 具光影效果的音箱 Speaker with lighting effects |
| 07/11/2012 | CN202334825U 一种便携式音箱 A portable speaker |
| 07/11/2012 | CN202334824U 音箱支架 Speaker Stands |
| 07/11/2012 | CN202334823U 音箱 Speaker |
| 07/11/2012 | CN202334822U 一种音箱 Sound box |
| 07/11/2012 | CN202334821U 便携式音箱 Portable Speaker |
| 07/11/2012 | CN202334820U 音箱 Speaker |
| 07/11/2012 | CN202334819U 音箱外壳 Speaker enclosure |
| 07/11/2012 | CN202334818U 一种用于苹果公司多媒体移动设备的便携式音箱 For Apple's mobile devices, portable multimedia speakers |
| 07/11/2012 | CN202334817U 一种便携式手机音响 A portable mobile audio |
| 07/11/2012 | CN202334816U 可遥控行走、升降的自动追踪话筒架 Remote control walking, lifting the automatic tracking microphone stand |
| 07/11/2012 | CN202334815U 用于助听器的传声器电磁屏蔽壳 Microphone electromagnetic shield case for hearing aids |
| 07/11/2012 | CN202334814U 一种音箱 Sound box |
| 07/11/2012 | CN202334813U 户外便携式纳米移动音箱 Outdoor Portable Nano mobile speaker |
| 07/11/2012 | CN202332149U 一种会议发言型电子桌牌 One kind of conference presentations electronic card tables |
| 07/11/2012 | CN202315311U 一种基于脑电控制技术的脑电信号采集耳机系统 An EEG-based control technology acquisition EEG headset system |
| 07/11/2012 | CN1883227B Electro-acoustic transducer comprising an RFID circuit |
| 07/11/2012 | CN102577434A Systems and methods for acousto-haptic speakers |
| 07/11/2012 | CN102577432A Audio apparatus |
| 07/11/2012 | CN102577431A Headset with turnable ear hook with two off positions |
| 07/11/2012 | CN102576543A Multi-input noise suppresion device, multi-input noise suppression method, program, and integrated circuit |
| 07/11/2012 | CN102576074A Ultrasonic sensor |
| 07/11/2012 | CN102576072A Airborne ultrasonic sensor |
| 07/11/2012 | CN102572649A Audio signal processing device, audio signal processing method, and program |
| 07/11/2012 | CN102572641A High-frequency transducer |
| 07/11/2012 | CN102572640A Structure of cone corrugated rim and cone frame of loudspeaker |
| 07/11/2012 | CN102572639A Mirror image vibration type loudspeaker box |
| 07/11/2012 | CN102572638A Ultra-thin loudspeaker box for flat-panel televisions |
| 07/11/2012 | CN102572637A Computing system and method for audio signal |
| 07/11/2012 | CN102572636A Bluetooth system and bluetooth headset |
| 07/11/2012 | CN102572635A Earphone, terminal and method capable of switching earphone modes |
| 07/11/2012 | CN102572634A Acoustic feature earphone earplug and ear phone |
| 07/11/2012 | CN102572633A Headset with sterilization and deodorization function |
| 07/11/2012 | CN102572632A Vehicle-mounted information system device with earphone interface |
| 07/11/2012 | CN102572631A Auricle-shaped music earphone |
| 07/11/2012 | CN102572630A Earphones for multiple people |
| 07/11/2012 | CN102572629A Circuit for suppressing POP sound in earphone, and earphone |
| 07/11/2012 | CN102572628A TV wireless earphone |
| 07/11/2012 | CN102572627A Recording microphone |
| 07/11/2012 | CN102572626A Wireless microphone and wireless audio receiver |
| 07/11/2012 | CN102572625A Novel special-shaped vehicle contact pin annunciator |
| 07/11/2012 | CN102572624A Loudspeaker combination |
| 07/11/2012 | CN102572623A High-impedance loudspeaker box |
| 07/11/2012 | CN102571116A Full-duplex wireless microphone system |
| 07/11/2012 | CN102560880A Braided wire with night light reflecting effect, earpieces, brake cable and shift cable |
| 07/11/2012 | CN102556936A Method for fabricating a cavity structure, for fabricating a cavity structure for a semiconductor structure and a semiconductor microphone fabricated by the same |
| 07/11/2012 | CN101604521B Mobile terminal and method for recognizing voice thereof |
| 07/11/2012 | CN101426155B Grounding screw rod welded novel horn |
| 07/11/2012 | CN101212826B Combined loudspeaker unit and outer board structure |
| 07/11/2012 | CN101094536B Earphone of having only sound guiding tube of outer chamber |
| 07/11/2012 | CA2763904A1 Hands-free cellular telephone enabled spa |
| 07/11/2012 | CA2727672A1 A deformable user interface integrated into a speaker shroud |
| 07/10/2012 | US8218805 Wireless speaker system for use with ceiling fans |
| 07/10/2012 | US8218803 Receiver facility with an elastically mounted receiver |
| 07/10/2012 | US8218795 Methods for forming and using thin film ribbon microphone elements and the like |
| 07/10/2012 | US8218784 Digital audio processor device and method |
| 07/10/2012 | US8218779 Portable communication device and a method of processing signals therein |
| 07/05/2012 | WO2012090947A1 Transmitter/receiver unit and receiver unit |
| 07/05/2012 | WO2012090944A1 Mobile telephone |
| 07/05/2012 | WO2012090433A1 Electroacoustic transducer |
| 07/05/2012 | WO2012090383A1 Vibration device and electronic apparatus |
| 07/05/2012 | WO2012090382A1 Electronic apparatus |
| 07/05/2012 | WO2012089831A1 Communication system and method for handling voice and/or video calls when multiple audio or video transducers are available |
| 07/05/2012 | WO2012088672A1 Earphone with double audio chambers |
| 07/05/2012 | US20120171912 Flotation device with waterproof speakers and pocket |
| 07/05/2012 | US20120170796 Ultra-thin loudspeaker structure |