| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 06/05/2013 | CN202958842U Clothes provided with slide fastener audio transmission line |
| 06/05/2013 | CN103141119A Single microphone for noise rejection and noise measurement |
| 06/05/2013 | CN103141118A Earpiece positioning and retaining structure |
| 06/05/2013 | CN103141117A Wireless headset |
| 06/05/2013 | CN103141116A Headset for helmet and helmet comprising headset |
| 06/05/2013 | CN103139683A Sound chamber structure capable of laterally making sound |
| 06/05/2013 | CN103139682A Sound effect shift device and system |
| 06/05/2013 | CN103139681A A speaker apparatus suitable for use with a computer |
| 06/05/2013 | CN103139680A Electronic equipment |
| 06/05/2013 | CN103139679A Receiver with multi-piece type vibration film |
| 06/05/2013 | CN103139678A Method and device for smart phone headset jack function extension |
| 06/05/2013 | CN103139677A Audio headset with active noise control of the non-adaptive type for listening to an audio music source and/or for "hands-free" telephony functions |
| 06/05/2013 | CN103139676A Microphone assembly having ear set function and method of manufacturing the same |
| 06/05/2013 | CN103139675A Earphone box |
| 06/05/2013 | CN103139674A Microphone and method for calibrating a microphone |
| 06/05/2013 | CN103139673A Bluetooth small loudspeaker box |
| 06/05/2013 | CN102104388B Audio play system and earphone used by same |
| 06/05/2013 | CN102056047B Large-radiation angle six to nine-sound source speaker array |
| 06/05/2013 | CN102014324B Microphone |
| 06/05/2013 | CN102006531B Loudspeaker box structure |
| 06/05/2013 | CN101919266B Receiver |
| 06/05/2013 | CN101588523B Earphone device and sound generating apparatus equipped with the same |
| 06/04/2013 | US8457688 Mobile wireless communications device with voice alteration and related methods |
| 06/04/2013 | US8457345 Vibration plate, speaker unit and portable information terminal |
| 06/04/2013 | US8457344 Speaker device |
| 06/04/2013 | US8457342 Differential microphone |
| 06/04/2013 | US8457341 Sound reproduction with improved low frequency characteristics |
| 06/04/2013 | US8457338 Apparatus and methods for generating pressure waves |
| 05/30/2013 | WO2013078033A1 Adjusting noise reduction in headphones |
| 05/30/2013 | WO2013077807A1 A speaker apparatus suitable for use with a computer |
| 05/30/2013 | WO2013077636A1 Earphone facilitating winding and unwinding of earphone cord |
| 05/30/2013 | WO2013075870A1 Chip with a micro-electromechanical structure and covering element, and a method for the production of same |
| 05/30/2013 | WO2013075452A1 Headset wire accessible joint, child-mother dual headset structure and electronic device |
| 05/30/2013 | WO2012119808A3 Closed loop control system for active noise reduction and method for active noise reduction |
| 05/30/2013 | US20130136294 Earphones |
| 05/30/2013 | US20130136293 Headphones with interchangeable decor strip |
| 05/30/2013 | US20130136292 Microphone unit |
| 05/30/2013 | US20130136290 Earphone with tunable low pitch |
| 05/30/2013 | US20130136289 Low-profile speaker arrangements for compact electronic devices |
| 05/30/2013 | US20130136288 Reading stand |
| 05/30/2013 | US20130136287 High output loudspeaker |
| 05/30/2013 | US20130136279 Personal Listening Device |
| 05/29/2013 | EP2597893A1 Acoustic apparatus and oscillating unit |
| 05/29/2013 | EP2597892A1 Vibration device |
| 05/29/2013 | EP2597891A2 Method and apparatus for hearing assistance device using MEMS sensors |
| 05/29/2013 | EP2597890A1 System and method for securing headphone transducers |
| 05/29/2013 | EP2597889A1 Headphones with non-adaptive active noise control |
| 05/29/2013 | EP2597844A1 Method and device for sharing micro-usb interface between earphone and usb |
| 05/29/2013 | EP2547120B1 Device and method for testing the fit of an otoplastic device in an ear canal |
| 05/29/2013 | DE19906420B4 Lautsprechereinheit Speaker unit |
| 05/29/2013 | DE102012205772A1 Bearing for electroacoustic miniature converter i.e. earpiece in e.g. in-the-ear portable hearing aid, has holding element in form of O-ring and mounted between housing and screws indirectly connected with housing over holding element |
| 05/29/2013 | CN202957958U Dual-cone phase inversion type thin speaker box |
| 05/29/2013 | CN202957957U Multipoint excitation source loudspeaker soundbox |
| 05/29/2013 | CN202957956U Earphone |
| 05/29/2013 | CN202957955U Self-charged bluetooth headset |
| 05/29/2013 | CN202957954U Earphone |
| 05/29/2013 | CN202957953U Wire collection box of wired earphone |
| 05/29/2013 | CN202957952U Bluetooth headset |
| 05/29/2013 | CN202957951U Microphone in high signal-to-noise ratio |
| 05/29/2013 | CN202957950U Air pressure blowing prevention acoustoelectric sensor |
| 05/29/2013 | CN202957949U Sound effect piece, loundspeaker made of sound effect piece and soundbox |
| 05/29/2013 | CN202957948U Multifunctional sound box |
| 05/29/2013 | CN202957947U Novel sound box |
| 05/29/2013 | CN202957946U Micro multimedia sound equipment |
| 05/29/2013 | CN202957945U Vari-directional microphone |
| 05/29/2013 | CN202957944U Microphone combination structure |
| 05/29/2013 | CN202957943U Wall hanging sound box and acoustic material integrated module |
| 05/29/2013 | CN202957942U Sound equipment turn button decorative loop assembling structure |
| 05/29/2013 | CN202956700U Notebook computer loudspeaker with magnetic-leakage-proof device |
| 05/29/2013 | CN202956695U Rotary audio computer display screen |
| 05/29/2013 | CN202956597U Electronic product capable of automatically powering on or powering off |
| 05/29/2013 | CN202952737U Paperweight provided with loudspeaker and light-emitting diode (LED) lamp |
| 05/29/2013 | CN103125126A A speaker system which comprises speaker driver groups |
| 05/29/2013 | CN103125125A Communication headset |
| 05/29/2013 | CN103125124A Headset with pivoting microphone arm and speaker |
| 05/29/2013 | CN103124386A De-noising, echo-eliminating and acute directional microphone for long-distance speech |
| 05/29/2013 | CN103124385A Trombone type blue tooth earphone |
| 05/29/2013 | CN103124384A Structure and electronic device of primary and secondary earphone |
| 05/29/2013 | CN103124383A Earphone wire barrier-free connector, son and mother double earphone structure and electronic device |
| 05/29/2013 | CN101765035B 音乐再现系统与信息处理方法 Systems and information processing method of music reproduction |
| 05/28/2013 | US8452042 Shallow speaker |
| 05/28/2013 | US8452038 Multi-throat acoustic horn for acoustic filtering |
| 05/28/2013 | US8452025 Power supply circuit including voltage regulator and headphone driving circuit employing the same |
| 05/28/2013 | US8452024 Ground loop noise rejection for a headset subsystem |
| 05/28/2013 | CA2465581C In-wall speaker system method and apparatus |
| 05/23/2013 | WO2013075098A1 Headphone system for activating a control module |
| 05/23/2013 | WO2013074270A1 Microphone module with sound pipe |
| 05/23/2013 | WO2013074154A1 Multi-function phone case integrating retractable earphones |
| 05/23/2013 | WO2013073560A1 Directional speaker device |
| 05/23/2013 | WO2013073234A1 Vibrating device |
| 05/23/2013 | WO2013071951A1 Mems microphone with reduced parasitic capacitance |
| 05/23/2013 | US20130129138 Multi-function phone case integrating retractable earphones |
| 05/23/2013 | US20130129137 Double Earphone Structure and Electronic Device |
| 05/23/2013 | US20130129136 Microphone Module with Sound Pipe |
| 05/23/2013 | US20130129135 Multiple-use acoustic port |
| 05/23/2013 | US20130129134 Telescopic loudspeaker |
| 05/23/2013 | US20130129133 Microphone unit |
| 05/23/2013 | US20130129132 Wearable speaker system with satellite speakers and a passive radiator |
| 05/23/2013 | US20130129120 Speaker |
| 05/23/2013 | US20130129110 Headphone System for Activating a Control Module |