| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 07/07/2011 | US20110164778 Headphone with earlobe securing arm |
| 07/07/2011 | US20110164777 Earphone |
| 07/07/2011 | US20110164774 Low-Profile Loudspeaker Driver and Enclosure Assembly |
| 07/07/2011 | US20110164759 Arrangement and method for mounting a microphone to an interior surface of a vehicle |
| 07/07/2011 | US20110164758 Headset With More Buttons For Activating The Same Switch Pad |
| 07/07/2011 | DE102010052071A1 Gehäusesysteme von Mikrosystemtechnik-Mikrofonen Housing systems of Microsystems Engineering microphones |
| 07/07/2011 | CA2785568A1 Head-mounted device for settable compound delivery system for inflatable in-ear device |
| 07/06/2011 | EP1797741B1 Loudspeaker with an acoustic membrane |
| 07/06/2011 | DE202011005495U1 Allseits schwenkbare Wandhalterung Well-swivel wall bracket |
| 07/06/2011 | CN201893909U 电磁扬声器 Electromagnetic speaker |
| 07/06/2011 | CN201893908U Filter and antinoise earplug |
| 07/06/2011 | CN201893907U Earphone with wire harness |
| 07/06/2011 | CN201893906U Earphone with MP3 |
| 07/06/2011 | CN201893905U Earphone device with camera shooting function |
| 07/06/2011 | CN201893904U Multifunctional noise-reducing headphone |
| 07/06/2011 | CN201893903U Breaking prevention earphone |
| 07/06/2011 | CN201893902U Sanitary computer earphone sleeve |
| 07/06/2011 | CN201893901U Multilayer earpiece screen |
| 07/06/2011 | CN201893900U Combined earpiece screen |
| 07/06/2011 | CN201893899U Earphone |
| 07/06/2011 | CN201893898U Wireless microphone with balanced and adjustable parameters |
| 07/06/2011 | CN201893897U Wireless microphone with tuning function |
| 07/06/2011 | CN201893896U Wireless microphone |
| 07/06/2011 | CN201893895U Sound box with weaving surface net and assembly jig thereof |
| 07/06/2011 | CN201893894U 音响 Sound |
| 07/06/2011 | CN201893893U Interesting sound device |
| 07/06/2011 | CN201893892U Portable and inflatable sound box |
| 07/06/2011 | CN201893891U Sound box |
| 07/06/2011 | CN201893890U Violin-family type sound box |
| 07/06/2011 | CN201893889U Novel cushion type sound installation |
| 07/06/2011 | CN201893094U Combined inflatable acoustic device |
| 07/06/2011 | CN1943269B Electro-acoustic apparatus with a channel means to change the acoustic output |
| 07/06/2011 | CN1723679B Wireless terminal providing sound pressure level dissipation through channeled porting of sound |
| 07/06/2011 | CN1671247B 麦克风装置 Microphone device |
| 07/06/2011 | CN1547416B Speaker apparatus and electronic apparatus having speaker apparatus enclosed therein |
| 07/06/2011 | CN102119535A Earphone device and earphone device body |
| 07/06/2011 | CN102118664A Double-resonance wideband wide beam deepwater-proof transducer based on slow waveguide technology |
| 07/06/2011 | CN102118663A Directed sound wave emission array device |
| 07/06/2011 | CN102118662A Matrix high-pitch KTV sound box |
| 07/06/2011 | CN102118661A Microphone module |
| 07/06/2011 | CN102118469A Two-microphone differential noise reduction device of mobile phone |
| 07/06/2011 | CN101593472B Flat-panel display with sliding-type horn structure |
| 07/05/2011 | US7974432 Cap for retaining an audio system |
| 07/05/2011 | US7974431 Speaker system |
| 07/05/2011 | US7974423 Loudspeaker system |
| 07/05/2011 | US7973453 Ultrasonic transducer |
| 07/05/2011 | US7971840 Adjustable support arm for audio visual device |
| 06/30/2011 | WO2011078216A1 Microphone unit and voice input device provided therewith |
| 06/30/2011 | WO2011077770A1 Composite speaker |
| 06/30/2011 | WO2011077560A1 Speaker vibrator and speaker device |
| 06/30/2011 | WO2011077325A2 An adjustable stand suitable for supporting an audio speaker |
| 06/30/2011 | WO2011077160A1 Earphone |
| 06/30/2011 | WO2011076298A1 Acoustic manipulator element |
| 06/30/2011 | WO2011076291A1 An apparatus for use in portable devices |
| 06/30/2011 | WO2011076289A1 An apparatus |
| 06/30/2011 | WO2010133701A3 Dynamic hearing protection method and device |
| 06/30/2011 | US20110158463 Cone tweeter membrane |
| 06/30/2011 | US20110158462 Speaker device |
| 06/30/2011 | US20110158461 Apparatus for driving voice coil actuator of camera and method thereof |
| 06/30/2011 | US20110158460 Composite acoustic transducers |
| 06/30/2011 | US20110158459 Loudspeaker and electronic device incorporating the same |
| 06/30/2011 | US20110158458 Electroacoustic transducer |
| 06/30/2011 | US20110158457 Ear piece and earphone |
| 06/30/2011 | US20110158456 Head-mounted device for settable compound delivery system for inflatable in-ear device |
| 06/30/2011 | US20110158453 Microphone unit |
| 06/30/2011 | US20110158452 Microphone module with helmholtz resonance chamber |
| 06/30/2011 | US20110158450 Microphone unit |
| 06/30/2011 | US20110158449 Microphone Unit |
| 06/30/2011 | US20110158448 Speakerbox |
| 06/30/2011 | US20110158447 Folded coaxial transmission line loudspeaker |
| 06/30/2011 | US20110158446 Thermoacoustic device with flexible fastener and loudspeaker using the same |
| 06/30/2011 | US20110158445 Dipole loudspeaker with acoustic waveguide |
| 06/30/2011 | US20110158438 Apparatus and method for audio signal processing in dual standby mobile communication terminal |
| 06/30/2011 | US20110158433 Speaker system and speaker driving circuit |
| 06/30/2011 | US20110158423 Wireless Headset Apparatus and Mehtods |
| 06/30/2011 | US20110158422 Active snubber for improving stability of headphone amplifiers |
| 06/30/2011 | DE202011000985U1 Gargerät mit Körperschallanregung Cooking device with structure-borne noise |
| 06/30/2011 | DE102009060284A1 Loudspeaker arrangement for use in motor vehicle door, has circulating adhesive unit arranged between rear contour of loudspeaker basket and carrier element for fastening loudspeaker to carrier element and for sealing receiving opening |
| 06/30/2011 | CA2785294A1 Acoustic manipulator element |
| 06/29/2011 | EP2339867A2 Stand-alone ear bud for active noise reduction |
| 06/29/2011 | EP2339866A1 Earpiece |
| 06/29/2011 | EP2339865A2 Bracket device |
| 06/29/2011 | EP2339574A1 Speech detector |
| 06/29/2011 | EP2338286A2 Accessory controller for electronic devices |
| 06/29/2011 | EP2338285A1 System for picking-up a user's voice |
| 06/29/2011 | CN201887937U Loudspeaker |
| 06/29/2011 | CN201887934U Microphone group for stereo headphone |
| 06/29/2011 | CN201887932U Car sound system |
| 06/29/2011 | CN201887931U Sound box |
| 06/29/2011 | CN201887930U Special headphone for multimedia classroom |
| 06/29/2011 | CN201887929U Special headphone for training listening of foreign language |
| 06/29/2011 | CN201887928U Full-bone conduction headphone of tactical communications system |
| 06/29/2011 | CN201887927U Headphone wire collecting device |
| 06/29/2011 | CN201887926U Wireless headphone applicable to listening test |
| 06/29/2011 | CN201887925U Tape-type earphone integrated MP3 (moving picture experts group audio layer-3) player |
| 06/29/2011 | CN201887924U In-ear earphones |
| 06/29/2011 | CN201887923U Headphone preventing falling into ear |
| 06/29/2011 | CN201887922U Adapting earphone |
| 06/29/2011 | CN201887921U Multifunctional microphone |
| 06/29/2011 | CN201887920U Spring-type retractable wired earphone |