| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 04/20/2011 | CN102026060A Vibrating diaphragm and preparation method thereof |
| 04/20/2011 | CN102026059A Wire take-up device for headset |
| 04/20/2011 | CN102026058A Drive-by-wire earphone device and design method thereof |
| 04/20/2011 | CN102026057A Headphone cable accommodating box |
| 04/20/2011 | CN102026056A Bluetooth earphone with thermal induction type touch key voice prompt function |
| 04/20/2011 | CN102026055A Electronic device |
| 04/20/2011 | CN102026054A Loudspeaker shell and loudspeaker system |
| 04/20/2011 | CN102026053A Active sound box |
| 04/20/2011 | CN102023579A Remote controller |
| 04/20/2011 | CN102018369A A recreation table allowing placing stereos |
| 04/20/2011 | CN101115323B Acoustic wave bundle radiator |
| 04/19/2011 | US7929961 Wall mounted docking station |
| 04/19/2011 | US7929726 Planar diaphragm acoustic loudspeaker |
| 04/14/2011 | WO2011043101A1 Headphones |
| 04/14/2011 | WO2011043089A1 Earphone |
| 04/14/2011 | WO2011042019A1 Dipole loudspeaker with diffuse rear radiation |
| 04/14/2011 | WO2011020992A3 Method, system and item for selective sound cancelling |
| 04/14/2011 | US20110085694 Ultra-thin speaker |
| 04/14/2011 | US20110085693 Headset |
| 04/14/2011 | US20110085692 Dual compression drivers and phasing plugs for compression drivers |
| 04/14/2011 | US20110085691 Loudspeaker with acoustic speaker lens |
| 04/14/2011 | US20110085690 Speaker |
| 04/14/2011 | US20110085673 Circuit apparatus for recognizing earphone in mobile terminal |
| 04/14/2011 | DE202011001757U1 Mehrteiliger Ultraschall-Kugeltransmitter Multi-part ultrasonic transmitter ball |
| 04/14/2011 | DE202009015988U1 Kompakte Anordnung von Hornlautsprechern Compact arrangement of horn speakers |
| 04/14/2011 | DE102009048990A1 Flächenlautsprechervorrichtung Panel loudspeaker device |
| 04/13/2011 | EP2309773A1 Earphone with leakage control and device therefor |
| 04/13/2011 | EP2309772A1 Headset with a name tag display and a cheek spacer |
| 04/13/2011 | EP2309618A1 Base station, wireless headset and headband thereto |
| 04/13/2011 | CN201797592U Sound box with multiple speakers |
| 04/13/2011 | CN201797591U 可转动的音箱 Rotatable speaker |
| 04/13/2011 | CN201797590U Suspended sound box |
| 04/13/2011 | CN201797589U Loudspeaker |
| 04/13/2011 | CN201797588U Headset with sucker |
| 04/13/2011 | CN201797587U Cable-windable earphone |
| 04/13/2011 | CN201797586U 防水耳机 Waterproof Headset |
| 04/13/2011 | CN201797585U Hidden wire controller |
| 04/13/2011 | CN201797584U Earphones with earphone wire receiving device |
| 04/13/2011 | CN201797583U Earphones with television antenna |
| 04/13/2011 | CN201797582U Equipment shell used as earplug case of in-ear earphone and electronic equipment protective cover |
| 04/13/2011 | CN201797581U Portable type ear microphone connecting piece worn on head |
| 04/13/2011 | CN201797580U Sound boxes capable of being overlapped |
| 04/13/2011 | CN201797579U Sound box loudspeaker net cover |
| 04/13/2011 | CN201797578U Sound box |
| 04/13/2011 | CN201797577U 可携式电子装置 Portable electronic device |
| 04/13/2011 | CN201797576U Digital product storage device |
| 04/13/2011 | CN201797575U Bow-shaped hanger frame |
| 04/13/2011 | CN201797574U Listening converter of automobile sounder |
| 04/13/2011 | CN201796607U MP3 player with earphone |
| 04/13/2011 | CN201796606U MP4 player provided with earphone |
| 04/13/2011 | CN1961607B 等离子体显示装置 The plasma display apparatus |
| 04/13/2011 | CN1685760B Drive mechanism |
| 04/13/2011 | CN102017654A Passive directional acoustic radiating |
| 04/13/2011 | CN102017653A Wired headset with integrated switch |
| 04/13/2011 | CN102014329A Low-pitch compensating method and device of electronic device speaker |
| 04/13/2011 | CN102014328A Bone-conduction headphone |
| 04/13/2011 | CN102014327A Structure of foldable noise-canceling earphone |
| 04/13/2011 | CN102014326A Auditory canal earphone |
| 04/13/2011 | CN102014325A In-ear earphone |
| 04/13/2011 | CN102014324A Microphone |
| 04/13/2011 | CN102014323A Audio connecting device for acoustic equipment |
| 04/13/2011 | CN102014322A High-fidelity static sound box adopting single-layer vibrating diaphragm |
| 04/13/2011 | CN102014321A Shell sound |
| 04/13/2011 | CN102007889A Sound domestication instrument |
| 04/13/2011 | CN101369178B Cooling stand for notebook computer capable of playing music |
| 04/13/2011 | CA2717432A1 Mobile wireless device with multi-layer flex antenna and related methods |
| 04/13/2011 | CA2717402A1 Mobile wireless device with multi feed point antenna and audio transducer and related methods |
| 04/13/2011 | CA2717396A1 Mobile wireless device with integrated antenna and audio transducer assembly and related methods |
| 04/12/2011 | US7925040 Speaker |
| 04/12/2011 | US7925035 Speakerbox |
| 04/12/2011 | US7925030 Crosstalk cancellation using load impedence measurements |
| 04/12/2011 | US7925029 Personal audio system with earpiece remote controller |
| 04/07/2011 | WO2011040321A1 Image display device |
| 04/07/2011 | WO2011040037A1 Ultrasonic flow rate measuring unit |
| 04/07/2011 | WO2011039842A1 Sound reproducing device |
| 04/07/2011 | WO2011038428A1 Method for producing loudspeaker housing elements and loudspeaker housings |
| 04/07/2011 | WO2011007441A9 Vibration-applying sound source, and speaker device using same |
| 04/07/2011 | US20110081039 Magnetic speaker grill |
| 04/07/2011 | US20110081038 Loudspeaker system |
| 04/07/2011 | US20110081037 Earphone device having biological information measuring apparatus |
| 04/07/2011 | US20110081036 Ballistic headset |
| 04/07/2011 | US20110081035 Miniaturized receiver assembly for in-ear noise-isolating earphones |
| 04/07/2011 | DE3727447A1 Device for subtracting noise signals of e.g. engine, for sonar antenna in sonar system, has electronic circuit delivering signals for sonar path, and subtraction unit for subtracting signals from path signals, where signals represent noise |
| 04/07/2011 | DE202011001704U1 Drahtloses Mikrofon Wireless microphone |
| 04/07/2011 | DE202011001515U1 Lautsprecherbaugruppe Speaker assembly |
| 04/07/2011 | DE10358559B4 Tragbares Endgerät mit Mehrzweck-Kopfhöreranschluß The portable terminal with multi-purpose headphone jack |
| 04/06/2011 | EP2306755A1 In-ear earphone |
| 04/06/2011 | EP2306751A1 Acoustic part and method of manufacturing same |
| 04/06/2011 | EP2304973A1 Wind immune microphone |
| 04/06/2011 | EP1584001B1 Portable tight device with an electro-acoustic transducer |
| 04/06/2011 | EP1064823B1 Directional microphone assembly |
| 04/06/2011 | CN201789616U Speaker magnetic circuit structure |
| 04/06/2011 | CN201789612U Underwater amplifier |
| 04/06/2011 | CN201789611U Adjustable loudspeaker box |
| 04/06/2011 | CN201789610U Reusable earphone |
| 04/06/2011 | CN201789609U Rolling box storage type earphone |
| 04/06/2011 | CN201789608U 会议麦克风 Conference Microphone |
| 04/06/2011 | CN201789607U Microphone with remote control function |
| 04/06/2011 | CN201789606U Loudspeaker |
| 04/06/2011 | CN201789605U Loudspeaker box with clamping function |