| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 04/06/2011 | CN201789617U Magnetic circuit detachable type internal magnetic loudspeaker |
| 04/06/2011 | CN201789616U Speaker magnetic circuit structure |
| 04/06/2011 | CN201782030U Music thermal earmuffs |
| 04/06/2011 | CN1934302B Woven or knitted fabric, diaphragm for speaker, and speaker |
| 04/06/2011 | CN102006539A Speaker |
| 04/06/2011 | CN102006538A Magnetic system for an electroacoustic transducer |
| 04/05/2011 | US7920904 Mobile terminal |
| 03/31/2011 | WO2010151647A3 Optically coupled cochlear actuator systems and methods |
| 03/31/2011 | US20110075875 Mems microphone package |
| 03/30/2011 | EP2302949A1 Speaker device |
| 03/30/2011 | EP2301259A1 Inertial vibration exciter |
| 03/30/2011 | CN201781613U Sound film structure of moving-coil electroacoustic device |
| 03/30/2011 | CN201781612U Miniature loudspeaker for patch |
| 03/30/2011 | CN201781611U Vibrating energy converter and music touch vibrating device |
| 03/30/2011 | CN201781608U Coaxial horn structure |
| 03/30/2011 | CN101998212A Micro speaker for using linear vibration motor |
| 03/30/2011 | CN101998211A Multifunctional micro speaker |
| 03/30/2011 | CN101998210A Voice coil framework and loudspeaker using same |
| 03/30/2011 | CN101998209A Centering support chip and loudspeaker using same |
| 03/29/2011 | US7916890 Ultra low frequency transducer and loud speaker comprising same |
| 03/29/2011 | US7916880 Transducer |
| 03/29/2011 | US7916879 Electrostatic acoustic transducer based on rolling contact micro actuator |
| 03/24/2011 | WO2011034256A1 Voice coil and smt micro speaker using same |
| 03/24/2011 | US20110069859 Speaker device |
| 03/23/2011 | EP2299732A2 Speaker |
| 03/23/2011 | EP2297975A1 Improved acoustic device |
| 03/23/2011 | CN201774671U High frequency multitone reversing horn |
| 03/23/2011 | CN201774670U Thin double-magnetic-circuit horn |
| 03/23/2011 | CN201774669U Speaker with linear controller |
| 03/23/2011 | CN201774668U T-yoke for loudspeaker |
| 03/23/2011 | CN201774667U T-shaped iron for speaker |
| 03/23/2011 | CN201774666U Miniature sounding component |
| 03/23/2011 | CN201773659U Non-inductive coil with magnet |
| 03/23/2011 | CN101990151A Dual corrugated ring planar loudspeaker |
| 03/23/2011 | CN101990150A Loudspeaker |
| 03/23/2011 | CN101990148A Vibration membrane and loudspeaker applying same |
| 03/23/2011 | CN101990147A Vibrating diaphragm and loudspeaker adopting same |
| 03/23/2011 | CN101990142A Voice coil lead wire and loudspeaker using same |
| 03/22/2011 | US7912242 Speaker apparatus and terminal member |
| 03/22/2011 | US7912240 Dual diaphragm electroacoustic transducer |
| 03/17/2011 | WO2011031057A2 Vibrating earphone unit |
| 03/17/2011 | WO2011030968A1 Multifunctional micro speaker |
| 03/17/2011 | WO2011029872A1 Arrangement for displacing a displaceable element, acoustic transducer, and displaceable element for an acoustic transducer |
| 03/17/2011 | WO2011029768A1 Shaker-type transducer with centering device |
| 03/17/2011 | US20110064259 Damper and loudspeaker using the same |
| 03/16/2011 | CN201766707U Bug buzz sounder with LED |
| 03/16/2011 | CN201766706U Assembling structure of horn frame and heel piece |
| 03/16/2011 | CN201766705U Double sound basin type loudspeaker |
| 03/16/2011 | CN1663322B Electro-dynamic planar loudspeakers |
| 03/15/2011 | US7907745 Speakerphone including a plurality of microphones mounted by microphone supports |
| 03/15/2011 | US7907742 Exciter for directly vibrating board and speaker apparatus used the same |
| 03/10/2011 | WO2011027995A2 Microspeaker having a high output vibrating diaphragm joining structure |
| 03/10/2011 | WO2011027938A1 Multifunctional micro-speaker |
| 03/10/2011 | US20110059348 Handheld device assembly |
| 03/10/2011 | DE102009040982A1 Akustischer Wandler und Verfahren zum Erzeugen und/oder Empfangen von Schallwellen, bewegbares Element für einen akustischen Wandler sowie Anordnung zum Bewegen eines bewegbaren Elementes eines akustischen Wandlers Acoustic transducer and method for generating and / or receiving sound waves, movable member for an acoustic transducer and means for moving a movable element of an acoustic transducer |
| 03/09/2011 | EP1943876B1 Electrodynamic transducer including a dome with a ferrofluid suspension |
| 03/09/2011 | EP1711031B1 Diaphragm for loudspeaker and loudspeaker |
| 03/09/2011 | EP1688015B1 Electro-acoustic transducer comprising an electronic circuit |
| 03/09/2011 | CN201758446U Thin loudspeaker based on multi-step magnetic conductive yoke |
| 03/09/2011 | CN201758442U Sounding structure |
| 03/09/2011 | CN101984678A Sound generator |
| 03/09/2011 | CN101984677A Sound generator |
| 03/09/2011 | CN101984676A Sound production device and manufacturing method thereof |
| 03/08/2011 | US7904123 Shield case and MEMS microphone having it |
| 03/08/2011 | US7903837 Magnetic circuit for speaker device and speaker device |
| 03/08/2011 | US7903836 Implantable microphone with shaped chamber |
| 03/08/2011 | US7903829 Microphone |
| 03/03/2011 | WO2011025193A2 Slimline speaker |
| 03/03/2011 | WO2011022892A1 Vehicle-mounted stereophonic apparatus |
| 03/03/2011 | US20110051986 Magnetic System for an Electroacoustic Transducer |
| 03/03/2011 | DE202010006188U1 Lautsprecher mit Aktuator und Dichtmembran Speaker with actuator and sealing membrane |
| 03/03/2011 | DE102009048866A1 Device for vibration stimulation of diaphragms or diaphragm-type materials showing frequencies in audio range of humans, has electrical change signal partly converted in mechanical motion, where converter possess hole or opening |
| 03/03/2011 | DE102009038593A1 Schallwandler-Magnetsystem Transducer magnet system |
| 03/02/2011 | EP2291004A1 Loudspeaker |
| 03/02/2011 | CN201754615U Loudspeaker structure and portable computer comprising same |
| 03/02/2011 | CN201754614U Multifunctional mini speaker |
| 03/02/2011 | CN201754612U Microphone, earphone and loudspeaker integrated waterproof sound communication instrument for clothes |
| 03/02/2011 | CN101983514A Sensory signal output apparatus |
| 03/02/2011 | CN101982985A Electric loudspeaker and constructing method thereof |
| 02/24/2011 | WO2011021745A1 Multifunctional micro speaker |
| 02/23/2011 | EP2286930A1 Electronic equipment with input device using a vibration assembly |
| 02/23/2011 | CN201752135U Buffer device of horn |
| 02/22/2011 | US7894623 Loudspeaker having an interlocking magnet structure |
| 02/22/2011 | US7894621 Audio device comprising a microphone |
| 02/17/2011 | US20110038505 Bobbin and loudspeaker using the same |
| 02/17/2011 | DE102009041475A1 Ohrhörer Earphones |
| 02/17/2011 | DE102009036337A1 Device for embedding e.g. cardboard of transversal wave loudspeaker into material or substance, has conveyor belt moved from left to right to transport material, where membrane is partially surrounded by material |
| 02/16/2011 | EP1731643B1 Woven or knitted fabric, diaphragm for speaker, and speaker |
| 02/16/2011 | CN201750545U High pitch loudspeaker |
| 02/16/2011 | CN201750544U Electromagnetic speaker |
| 02/16/2011 | CN201750543U Sound generator |
| 02/16/2011 | CN201750542U Electromagnetic sounder |
| 02/16/2011 | CN201750541U Mini vibration amplifier |
| 02/16/2011 | CN201750540U Woofer |
| 02/16/2011 | CN201750539U Magnetic circuit of thin type speaker |
| 02/16/2011 | CN1922918B Loudspeaker |
| 02/16/2011 | CN101977343A Bug buzz acoustic generator with light-emitting diode (LED) |
| 02/16/2011 | CN101977342A Loudspeaker |
| 02/16/2011 | CN101977341A Electro-dynamic loudspeaker, assembling method thereof, and method for forming conductor or electrical contact |
| 02/16/2011 | CN101977340A Electro-dynamic planar loudspeaker |