Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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11/06/2013 | CN203279151U Pulse waveform driver and electromagnetic buzzer |
11/06/2013 | CN102065359B Electromagnetic loudspeaker |
11/06/2013 | CN102036151B Electro-acoustic transducer |
11/06/2013 | CN101888581B Multifunctional micro speaker |
11/06/2013 | CN101834930B Speaker circuit and terminal of mobile phone |
11/06/2013 | CN101711006B Moving magnet planar coil type microphone |
11/06/2013 | CN101584225B Speaker, video device, and mobile information processing device |
11/05/2013 | US8577074 Vortex cooling of voice coils |
11/05/2013 | US8577063 Packages and methods for packaging MEMS microphone devices |
11/05/2013 | US8577058 Display device and driving method thereof |
10/31/2013 | WO2013161214A1 Speaker, and electronic device and moving body device using same |
10/30/2013 | EP2656636A2 Low-profile speaker |
10/30/2013 | CN203261477U Electrodynamic loudspeaker |
10/30/2013 | CN203261476U Electrodynamic loudspeaker |
10/30/2013 | CN203261475U Super-high pitch loudspeaker with improved high-frequency bandwidth and sensitivity |
10/30/2013 | CN203261474U Electroacoustic transducer |
10/30/2013 | CN203261473U Electroacoustic transducer |
10/30/2013 | CN203261472U Loudspeaker with symmetric magnetic circuit structure |
10/30/2013 | CN103379416A Vibration generator |
10/30/2013 | CN103379415A Loudspeaker |
10/30/2013 | CN103379414A Loudspeaker |
10/30/2013 | CN103379413A Dual-voice-coil dual-magnet moving-coil loudspeaker |
10/30/2013 | CN102256197B Loudspeaker with multiple sound cones |
10/30/2013 | CN101860783B Thin-type loudspeaker |
10/30/2013 | CN101682819B Speaker device |
10/29/2013 | US8571249 Silicon microphone package |
10/29/2013 | US8571239 MEMS microphone |
10/24/2013 | WO2013156672A1 Sound generating apparatus |
10/24/2013 | WO2013156644A1 Electromagnetic loudspeaker having forced-convection cooling system |
10/24/2013 | US20130279737 Micro-speaker |
10/24/2013 | US20130279736 Wire routing for an earpiece speaker voice coil |
10/24/2013 | US20130279735 Flat Thin Dynamic Speaker |
10/24/2013 | DE102012008135A1 Magnetic drive device for transducer, has housing frame for magnetic materials, where magnetic air gap is provided between magnetic materials, and electrically conductive membrane is swingably arranged between magnetic materials |
10/23/2013 | EP2654319A2 Speaker |
10/23/2013 | CN203251426U High power loudspeaker |
10/23/2013 | CN203251425U Magnetic circuit structure of coaxial loudspeaker |
10/23/2013 | CN203251424U An electricity-to-sound converter containing a deformable diaphragm |
10/23/2013 | CN203251423U High energy magnetic speaker |
10/23/2013 | CN203251422U Portable electroacoustic device |
10/23/2013 | CN203251421U Binding post structure of loudspeaker |
10/23/2013 | CN203251420U A novel structure of a loudspeaker magnetic loop circuit |
10/23/2013 | CN103369443A An acoustical transmission means and a method for transmitting a sound |
10/23/2013 | CN103369438A Annular diaphragm compression driver |
10/23/2013 | CN103369437A Planar speaker system |
10/23/2013 | CN103369434A Loudspeaker diaphragm and loudspeaker using the same |
10/23/2013 | CN103369433A Vibration plate |
10/23/2013 | CN102131138B Centering disk for loudspeaker |
10/22/2013 | US8565452 Integrated acoustic transducer in MEMS technology, and manufacturing process thereof |
10/17/2013 | WO2013153741A1 Speaker unit |
10/17/2013 | WO2013100863A3 Coaxial diaphragm loudspeaker unit and mirror coaxial diaphragm speaker |
10/17/2013 | WO2013100862A3 Mirror vibration speaker |
10/17/2013 | US20130272537 Speaker |
10/16/2013 | CN203243521U 小型喇叭 Small speakers |
10/16/2013 | CN203243520U Speaker system with remote control |
10/16/2013 | CN203243519U Electroacoustic device |
10/16/2013 | CN203243518U Explosion-proof electro-acoustic device |
10/16/2013 | CN203243517U Sounding device |
10/16/2013 | CN203243516U Linear push-pull magnetic-circuit electronic loudspeaker |
10/16/2013 | CN203243515U High-sensitivity sound transducer |
10/16/2013 | CN203243514U Combined voice coil |
10/16/2013 | CN203243513U Vibration device used for electro-acoustic device |
10/16/2013 | CN203243512U Sound coupling device |
10/16/2013 | CN1822718B Small light and thin large power high sensitivity high sound quality speaker and power drive and control circuit |
10/16/2013 | CN102047690B Speaker |
10/15/2013 | US8559664 Microphone unit |
10/15/2013 | US8559643 Stereo microphone unit and stereo microphone |
10/10/2013 | WO2013150735A1 Sounding body and audio reproduction device using same, and mobile device |
10/10/2013 | US20130266173 Low-profile speaker |
10/10/2013 | DE102008024901B4 Magnetsystem für einen Breitband-Schallwandler Magnet system for a broadband transducer |
10/09/2013 | EP2648422A1 Damper of a voice coil plate for a plate speaker |
10/09/2013 | EP2648420A1 Vehicle alarm system sounder device |
10/09/2013 | CN203233536U Magnetic conduction device of loudspeaker |
10/09/2013 | CN203233531U Loudspeaker with rubber resonance edge |
10/09/2013 | CN103348701A Magnetic motor device of an electrodynamic transducer |
10/09/2013 | CN103347236A Moisture-proof horn |
10/09/2013 | CN103347235A Sound production device |
10/09/2013 | CN103347234A Woofer and method for forming rear sound cavity of woofer |
10/09/2013 | CN102026066B Centering disk and loudspeaker using same |
10/08/2013 | US8553926 Speaker and electronic device |
10/08/2013 | US8553874 Display cover and case for a communication device |
10/03/2013 | WO2013147538A1 Integrated speaker |
10/03/2013 | WO2013145227A1 Magnetic circuit for speaker device and speaker device |
10/03/2013 | WO2013144597A1 Loudspeaker |
10/03/2013 | WO2013143262A1 Micro loudspeaker and electronic device using same |
10/03/2013 | WO2013143173A1 Electromagnetic vibration device and manufacturing method therefor |
10/03/2013 | US20130259290 Micro-Speaker |
10/03/2013 | US20130259289 Micro-speaker |
10/03/2013 | US20130259272 Damper of a Voice Coil Plate for a Plate Speaker |
10/02/2013 | DE102012205230A1 Mikrofon mit einer Mikrofonkapsel, dynamischer Schallgeber für Kopfhörer, Ohrhörer oder Headsets und Verfahren zum Herstellen einer Mikrofonkapsel oder eines Schallgebers Microphone with a microphone cartridge, dynamic sound transmitter for headphones, earphones or headsets and method of manufacturing a microphone capsule or sounder |
10/02/2013 | CN203225880U Vibration device of loudspeaker, loudspeaker and terminal thereof |
10/02/2013 | CN203225879U Loudspeaker apparatus |
10/02/2013 | CN203225878U Loudspeaker and loudspeaker box comprising same |
10/02/2013 | CN203225877U Electromagnetic transient magnetism type speaker |
10/02/2013 | CN203225876U 扬声器模组 Speaker Module |
10/02/2013 | CN203225875U Voice production device |
10/02/2013 | CN203225874U 扬声器模组 Speaker Module |
10/02/2013 | CN103338426A Micro loudspeaker and manufacturing method of vibration system of micro loudspeaker |
10/02/2013 | CN103338425A Miniature loudspeaker and assembling method thereof |
10/02/2013 | CN103338424A Micro loudspeaker |
10/01/2013 | US8548185 Microphone coupler for a communication device |