| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 03/19/2009 | WO2009034786A1 Condenser microphone |
| 03/19/2009 | WO2009034222A1 Behind-the-ear attachable brace for a head-mounted device |
| 03/19/2009 | WO2009015032A3 Earbud keeper |
| 03/19/2009 | WO2009009568A3 Augmented elliptical microphone array |
| 03/19/2009 | US20090074225 Tweeter sound source angle adjustment arrangement |
| 03/19/2009 | US20090074224 Sound recordable/playable device and method of use |
| 03/19/2009 | US20090072669 Flextensional vibration-free pressure oscillator |
| 03/19/2009 | DE202007015371U1 Lautsprecher Speaker |
| 03/18/2009 | EP2037698A1 Microphone device |
| 03/18/2009 | EP2036393A1 Device in a headset |
| 03/18/2009 | EP2036392A2 Earpiece and method for securing a device within the ear |
| 03/18/2009 | EP2034939A1 Ear cup |
| 03/18/2009 | EP1689337B1 Hearing protector |
| 03/18/2009 | EP1483936B1 Headphone |
| 03/18/2009 | CN201210747Y Resonant bass speaker |
| 03/18/2009 | CN201210743Y Water-proof sound-penetrating mechanism |
| 03/18/2009 | CN201210742Y Air pressure balance type sound box |
| 03/18/2009 | CN201210741Y Sound equalizer for loudspeaker |
| 03/18/2009 | CN201210740Y Bluetooth earphone equipped with U disc |
| 03/18/2009 | CN201210739Y 防辐射耳机 Radiation Headset |
| 03/18/2009 | CN201210738Y Bluetooth earphone |
| 03/18/2009 | CN201210737Y 便携式蓝牙耳机 Portable Bluetooth headset |
| 03/18/2009 | CN201210736Y Portable earphone for lovers |
| 03/18/2009 | CN201210735Y 调整式耳挂麦克风 Adjustable ear hook microphone |
| 03/18/2009 | CN201210734Y Miniature microphone connecting device |
| 03/18/2009 | CN201210733Y Integrated natural stone material sound box |
| 03/18/2009 | CN201210732Y Waterproof loudspeaker and waterproof electronic product using the loudspeaker |
| 03/18/2009 | CN201210419Y Special electric wire for dual row integrated earphone |
| 03/18/2009 | CN201210394Y Horn |
| 03/18/2009 | CN201210393Y Multichannel horn |
| 03/18/2009 | CN101390439A Earplug for insertion into an auditory duct |
| 03/18/2009 | CN101390438A Glasses type sound/communication device |
| 03/18/2009 | CN101389154A Earth coupling loudspeaker device |
| 03/18/2009 | CN101389153A Earth coupling pickup apparatus |
| 03/18/2009 | CN101389151A Portable miniature loudspeaker box device out of ear |
| 03/18/2009 | CN101389150A Loudspeaker installation apparatus and electronic device case |
| 03/18/2009 | CN100471287C Silicon microphone assembly capable of realizing sound source direction |
| 03/18/2009 | CN100470214C Capacitive coseismic vector hydrophone and its process |
| 03/18/2009 | CN100470213C Two-dimensional airfoil coseismic vector hydrophone and its process |
| 03/18/2009 | CA2639572A1 Method and apparatus for microphone matching for wearable directional hearing device using wearer's own voice |
| 03/17/2009 | US7505603 Dynamic micro speaker with dual suspension |
| 03/17/2009 | US7505602 Mobile device with improved acoustic porting |
| 03/17/2009 | US7503423 Electronic apparatus |
| 03/17/2009 | US7503422 Expandable speaker enclosure |
| 03/17/2009 | CA2350900C Lay-in ceiling speaker |
| 03/12/2009 | WO2009031595A1 Sound collection device |
| 03/12/2009 | WO2009031238A1 Earphone |
| 03/12/2009 | WO2009030231A1 A headphone comprising an ear cushion, an ear cushion mount comprising a flexible part and a speaker housing as well as a set of headphones and a headset |
| 03/12/2009 | WO2009030229A1 Earphone device with bi-stable conchal wall stabilizer |
| 03/12/2009 | WO2008109327A3 Audio system with synthesized positive impedance |
| 03/12/2009 | US20090067665 Audio Speaker with Radial Electromagnet |
| 03/12/2009 | US20090067664 Method for equalizing audio, and video apparatus using the same |
| 03/12/2009 | US20090067663 Omni-directional speaker lamp |
| 03/12/2009 | US20090067662 Speaker unit and audio output robot device |
| 03/12/2009 | US20090067660 Microphone mounter |
| 03/12/2009 | US20090067658 Portable over-the-ear miniature sound box device |
| 03/12/2009 | US20090067657 Speaker-embeddable seat and personal audio system |
| 03/12/2009 | US20090067642 Noise reduction through spatial selectivity and filtering |
| 03/12/2009 | DE202009000284U1 Gehörschutzvorrichtung Hearing protection device |
| 03/12/2009 | DE202008016880U1 Digitales Hörgerät mit getrennter Ohrhörer-Mikrofon-Einheit Digital hearing aid with separate earphone-microphone unit |
| 03/12/2009 | DE102008045718A1 Mikrofonhalterung Microphone holder |
| 03/11/2009 | EP2034702A1 Device for wireless telephone communication comprising a sound reproduction element removably linked to a connector |
| 03/11/2009 | EP2033487A1 A hearing aid with an elongate member |
| 03/11/2009 | EP2033480A2 Volume and tone control in direct digital speakers |
| 03/11/2009 | EP1584217B1 Set-up method for array-type sound system |
| 03/11/2009 | CN201207731Y Microphone and microphone array system |
| 03/11/2009 | CN201207729Y Seat integrated case and capacitive microphone using the case |
| 03/11/2009 | CN201207725Y Combined device for Bluetooth earphone charging and U disc |
| 03/11/2009 | CN201207724Y Combined plug type earphone |
| 03/11/2009 | CN201207723Y Earphone organizer |
| 03/11/2009 | CN201207722Y General earphone |
| 03/11/2009 | CN201207721Y Signal divider for earphone |
| 03/11/2009 | CN201207720Y Wireless earphone device |
| 03/11/2009 | CN201207719Y Desk type microphone |
| 03/11/2009 | CN201207718Y Loudspeaker box in accepting box shape |
| 03/11/2009 | CN201207717Y Embedded case loudspeaker |
| 03/11/2009 | CN201207716Y Direct inserting device for vehicle-mounted external digital sound source |
| 03/11/2009 | CN201207642Y Wireless noise reducing earphone |
| 03/11/2009 | CN101385389A Linear array transducer and methods of manufacture |
| 03/11/2009 | CN101385384A Speaker grille |
| 03/11/2009 | CN101384098A Neck hanging type wireless earphone |
| 03/11/2009 | CN101384097A Microphone socket and microphone assembly using the socket |
| 03/11/2009 | CN101384096A Microphone mounter |
| 03/11/2009 | CN101384095A Speaker unit and audio output robot device |
| 03/11/2009 | CN100469157C Hydrophone with automatic supression function |
| 03/11/2009 | CN100468185C Camera |
| 03/10/2009 | US7502487 Speaker device |
| 03/10/2009 | US7502485 Loudspeaker, loudspeaker module, and electronic equipment using the loudspeaker module |
| 03/10/2009 | US7502481 Microphone with ultrasound/audible mixing chamber to secure audio path |
| 03/10/2009 | US7501703 Acoustic transducer module |
| 03/05/2009 | WO2009029667A2 Communication privacy mask |
| 03/05/2009 | US20090060255 Multi-layered membranes consisting of a plurality of materials, for the loudspeaker of a high fidelity loudspeaker cabinet |
| 03/05/2009 | US20090060251 Loudspeaker diaphragm and loudspeaker using the same |
| 03/05/2009 | US20090060250 Loudspeaker with replaceable motor assembly |
| 03/05/2009 | US20090060249 Flexible speaker |
| 03/05/2009 | US20090060248 Earphone structure with a composite sound field |
| 03/05/2009 | US20090060247 Microphone holder and microphone device using same |
| 03/05/2009 | US20090060246 Techniques for protection of acoustic devices |
| 03/05/2009 | US20090060245 Balanced armature with acoustic low pass filter |
| 03/05/2009 | US20090060244 Face-to-face communication apparatus |