| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 04/27/2013 | CA2793625A1 Headset with two-way multiplexed communication |
| 04/25/2013 | WO2013057948A1 Acoustic rendering device and acoustic rendering method |
| 04/25/2013 | WO2013057840A1 Speaker device and loudspeaker system |
| 04/25/2013 | WO2013056481A1 Telescopic audio device |
| 04/25/2013 | WO2012173669A3 Audio devices having electroactive polymer actuators |
| 04/25/2013 | US20130101152 Display with sound box |
| 04/25/2013 | US20130101151 Noise Mitigating Microphone System and Method |
| 04/25/2013 | US20130101150 Speaker Device For Mobile Terminal |
| 04/25/2013 | US20130101145 Transducer module |
| 04/25/2013 | US20130101143 Micro-electro-mechanical system microphone chip with an expanded back chamber |
| 04/25/2013 | US20130101135 Tray moving mechanism and in-vehicle audio apparatus |
| 04/25/2013 | US20130101132 Method and Device for Earphone and USB to Share Micro-USB Interface |
| 04/25/2013 | US20130101131 Headphone with speaker function |
| 04/25/2013 | US20130101126 Controller for a headphone arrangement |
| 04/25/2013 | US20130100233 Compact Acoustic Mirror Array System and Method |
| 04/24/2013 | EP2584326A1 Antenna for supporting an array of transducers and method for mounting such an antenna |
| 04/24/2013 | EP2583472A1 Orientation-responsive acoustic driver operation |
| 04/24/2013 | CN202907168U Multi-cone moving-coil loudspeaker and sound box |
| 04/24/2013 | CN202907156U Omnidirectional sound transmission loudspeaker |
| 04/24/2013 | CN202907155U Vehicle-mounted sound equipment distribution system |
| 04/24/2013 | CN202907154U High pitch horn |
| 04/24/2013 | CN202907153U Vehicle-mounted audio speaker of bus |
| 04/24/2013 | CN202907152U Body-feeling vibration acoustic equipment |
| 04/24/2013 | CN202907151U Bass sound box and sofa using the bass sound box |
| 04/24/2013 | CN202907150U Sports headset |
| 04/24/2013 | CN202907149U Energy-saving earphone with socket converter |
| 04/24/2013 | CN202907148U Earphone cord box |
| 04/24/2013 | CN202907147U Zip-fastener earphone wire |
| 04/24/2013 | CN202907146U A Bluetooth loudspeaker box based on NFC technology |
| 04/24/2013 | CN202907145U Damage-free earphone |
| 04/24/2013 | CN202907144U Improved neckband headphone |
| 04/24/2013 | CN202907143U Detachable watch type Bluetooth earphone |
| 04/24/2013 | CN202907142U 耳机 Headphone |
| 04/24/2013 | CN202907141U Temperature and pressure double-control energy-saving earphone |
| 04/24/2013 | CN202907140U Microphone with prompter |
| 04/24/2013 | CN202907139U Square microphone voice head |
| 04/24/2013 | CN202907138U Anti-rolling microphone |
| 04/24/2013 | CN202907137U Sound with flowerpot |
| 04/24/2013 | CN202907136U Sound box player for effectively reducing standing wave |
| 04/24/2013 | CN202907135U Mobile phone base speaker player |
| 04/24/2013 | CN202907134U Suspension support |
| 04/24/2013 | CN202907133U Height-adjustable mobile sound box frame |
| 04/24/2013 | CN202907132U Improved integrally molded horn cover |
| 04/24/2013 | CN202907131U Backpack liftable portable electroacoustic voice alarm system |
| 04/24/2013 | CN202907130U Card type bluetooth sound box |
| 04/24/2013 | CN202907129U Bluetooth sound box capable of answering telephone |
| 04/24/2013 | CN202907128U Simple sound equipment rack |
| 04/24/2013 | CN202907127U Luminous loudspeaker box |
| 04/24/2013 | CN202906918U Bone conduction superhigh temperature fireproof explosion-proof command system |
| 04/24/2013 | CN202904452U Audio output system of tablet computer |
| 04/24/2013 | CN202901729U Audible device capable of adjusting visual angle of tablet personal computer (PC) |
| 04/24/2013 | CN202896131U Fountain artware with sound function |
| 04/24/2013 | CN1909742B 防水话筒 Waterproof microphone |
| 04/24/2013 | CN103069843A Av系统 Av System |
| 04/24/2013 | CN103069842A Circular loudspeaker array with controllable directivity |
| 04/24/2013 | CN103069841A Receiver system for a hearing instrument |
| 04/24/2013 | CN103069840A Automatic volume control based on acoustic energy exposure |
| 04/24/2013 | CN103069839A Audio ear bud headphone with extended curvature |
| 04/24/2013 | CN103069838A 麦克风单元 Microphone unit |
| 04/24/2013 | CN103069297A Vehicle-direction identification device, vehicle-direction identification method, and program therefor |
| 04/24/2013 | CN103067836A Moving-iron unit with integrate conduction rod and preparation method of integrate conduction rod |
| 04/24/2013 | CN103067818A Hydraulic driving system of acoustical generator underwater |
| 04/24/2013 | CN103067817A Waterproof sound-transparent structure and electroacoustic device |
| 04/24/2013 | CN103067816A Bluetooth loudspeaker box with sound effect of 360 degrees |
| 04/24/2013 | CN103067815A Loudspeaker box |
| 04/24/2013 | CN103067814A Combined-type loudspeaker system with front precise-annular-tube compound channel and rear precise-annular-tube single compound channel |
| 04/24/2013 | CN103067813A Loudspeaker box point acoustic source magnetic circuit system |
| 04/24/2013 | CN103067812A Displayer |
| 04/24/2013 | CN103067811A Earphone system with voice box function and application method thereof |
| 04/24/2013 | CN103067810A Bluetooth headset with audio playback function and method thereof |
| 04/24/2013 | CN103067809A Headset adjusting device and headset |
| 04/24/2013 | CN103067808A Adjustable frequency response ultrathin telephone receiver |
| 04/24/2013 | CN103067807A Low-frequency ultra-thin telephone receiver |
| 04/24/2013 | CN103067806A Ultra-thin telephone receiver |
| 04/24/2013 | CN103067805A Multifunctional solar energy bluetooth headset |
| 04/24/2013 | CN103067804A Solar energy bluetooth headset with radio function |
| 04/24/2013 | CN103067803A Earphone wire anti-dropping device and earphone |
| 04/24/2013 | CN103067802A Microphone (MIC) rod locking device of headset and headset |
| 04/24/2013 | CN103067801A In-ear type self-pressure-relief ear phone leather cases |
| 04/24/2013 | CN103067800A Headset plug special for Apple terminals |
| 04/24/2013 | CN103067799A Detachable and combined type microphone and manufacturing method of the same |
| 04/24/2013 | CN103067798A Sound cavity structure and electronic product with same |
| 04/24/2013 | CN103064191A Three-dimensional (3D) glasses with wireless earphone |
| 04/24/2013 | CN102006529B Phase reversal sound box |
| 04/24/2013 | CN101616349B Portable electronic device with bluetooth headset |
| 04/24/2013 | CN101331793B 声音发射和采集装置 Sound emission and collection device |
| 04/23/2013 | US8428298 Damper for speaker and speaker using the damper |
| 04/23/2013 | US8428296 Bobbin and loudspeaker using the same |
| 04/23/2013 | US8428295 Loudspeaker that is axially stabilized out of the diaphragm suspension plane |
| 04/23/2013 | US8428293 Speaker device |
| 04/23/2013 | US8428292 Vehicle audio system having portable powered speaker for connecting a portable entertainment device |
| 04/23/2013 | US8428291 Speaker system with subwoofer |
| 04/23/2013 | US8428289 Headphone adaptation and positioning device |
| 04/23/2013 | US8428284 Loudspeaker with passive low frequency directional control |
| 04/23/2013 | US8428283 Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker |
| 04/23/2013 | US8424904 Steering wheel system with audio input |
| 04/23/2013 | CA2640967C Audio conferencing apparatus |
| 04/22/2013 | DE202013101044U1 Funk-Kopfhörer Wireless headphones |
| 04/18/2013 | WO2013055849A1 Source dependent wireless earpiece equalizing |
| 04/18/2013 | WO2013055103A1 Headphone speaker sanitary cover for preventing contamination and infectious diseases due to sebum and sweat |