| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 04/19/2006 | CN2774062Y Earphone |
| 04/19/2006 | CN2774059Y Four-order bandpass speaker system with passive radiator |
| 04/19/2006 | CN2774058Y Six-order bandpass speaker system with passive radiator |
| 04/19/2006 | CN1762179A Set-up method for array-type sound system |
| 04/19/2006 | CN1761474A Actacid composition |
| 04/19/2006 | CN1761365A Condenser microphone |
| 04/19/2006 | CN1761363A Structure of speaker |
| 04/19/2006 | CN1761265A Method and apparatus for multi-sensory speech enhancement on a mobile device |
| 04/19/2006 | CN1252984C Portable pickup camera capable of obtaining unit combination with multi-sound |
| 04/18/2006 | US7031488 Super tweeter |
| 04/18/2006 | US7031487 Tabbed speaker frame with oversized diaphragm |
| 04/18/2006 | US7031476 Method and apparatus for intelligent speaker |
| 04/18/2006 | US7031475 All-in-one headset |
| 04/18/2006 | US7030522 Exciter for directly vibrating board |
| 04/18/2006 | CA2475155C Transducer motor/generator assembly |
| 04/14/2006 | CA2523536A1 Customized in-ear interface for acoustic equipment and method |
| 04/13/2006 | WO2006038812A1 Desktop terminal foot and desktop system |
| 04/13/2006 | WO2006038429A1 Music content reproduction device |
| 04/13/2006 | US20060079815 Ultrasonic cavitating apparatus and ultrasonic doppler flow measurement system |
| 04/13/2006 | US20060078154 Electricalacoustic ransducer |
| 04/13/2006 | US20060078152 Ribbon microphone incorporating a special-purpose transformer and/or other transducer-output circuitry |
| 04/13/2006 | US20060078151 Loudspeaker having cooling system |
| 04/13/2006 | US20060078150 Low cost hearing protection device |
| 04/13/2006 | US20060078144 Compound-driven augmented passive radiator |
| 04/13/2006 | US20060078143 Display and electrical connection structure thereof |
| 04/13/2006 | US20060078136 Chamber-loaded augmented passive radiator |
| 04/13/2006 | DE10341213B4 Schalldiffusoranordnung für ein Lautsprechersystem Sound diffuser arrangement for a speaker system |
| 04/13/2006 | DE10309517B4 Lautsprecherbox Speaker |
| 04/12/2006 | EP1646263A2 Coaxial loudspeaker with waveform diaphragm |
| 04/12/2006 | EP1459593B1 Compact and space-saving audio device |
| 04/12/2006 | EP1325662B1 Hand-held electronic mobile equipment |
| 04/12/2006 | EP1216444A4 Internet based hearing assessment methods |
| 04/12/2006 | EP1068772A4 Disposable sleeve assembly for sound control device and container therefor |
| 04/12/2006 | CN2772168Y Ultrasonic loudspeaker |
| 04/12/2006 | CN2772167Y Long-distance directional audiphone |
| 04/12/2006 | CN2772166Y Mechanical filter using etching method |
| 04/12/2006 | CN2772165Y Ear-hanging type earphone |
| 04/12/2006 | CN2772164Y Clip type earphone winding wheel |
| 04/12/2006 | CN2772163Y Ear microphone |
| 04/12/2006 | CN1759633A Transducer assembly with modifiable buffer circuit and method for adjusting thereof |
| 04/12/2006 | CN1759632A Bone conduction device |
| 04/12/2006 | CN1758367A Electronic device |
| 04/12/2006 | CN1251430C Message equipment |
| 04/12/2006 | CA2812014A1 Method and apparatus for multi-sensory speech enhancement on a mobile device |
| 04/11/2006 | US7027797 Portable terminal system |
| 04/11/2006 | US7027695 Fiber transition segment for use in optical fiber hydrophone array |
| 04/11/2006 | US7027610 Loudspeaker |
| 04/11/2006 | US7027609 Diaphragm for speakers |
| 04/11/2006 | US7027605 Mid-range loudspeaker |
| 04/11/2006 | US7027603 Ear level noise rejection voice pickup method and apparatus |
| 04/06/2006 | WO2006036262A2 Method and apparatus for controlling a headphone |
| 04/06/2006 | WO2006035564A1 Speaker apparatus |
| 04/06/2006 | WO2006035413A1 Loudspeaker with an acoustic membrane |
| 04/06/2006 | WO2005011325A3 Passive acoustic radiating |
| 04/06/2006 | US20060075422 Apparatus and method performing audio-video sensor fusion for object localization, tracking, and separation |
| 04/06/2006 | US20060072776 Amplifier and sub-woofer speaker system |
| 04/06/2006 | US20060072773 Dipole and monopole surround sound speaker system |
| 04/06/2006 | US20060072772 Piezoelectric loudspeaker |
| 04/06/2006 | US20060072228 Method and circuit for operating a storage device |
| 04/06/2006 | DE102004048990A1 Lautsprecheranordnung in einem Kraftfahrzeug Speaker arrangement in a motor vehicle |
| 04/06/2006 | DE102004048988A1 Acoustic communication and/or perception device for use in motor vehicle, has control unit for controlling loudspeaker and microphone that are designed as adjustable microphone and loudspeaker, respectively |
| 04/05/2006 | EP1643798A1 Microphone comprising two pressure-gradient capsules |
| 04/05/2006 | CN2770263Y Rotary loudspeaker box |
| 04/05/2006 | CN2770261Y Assembling loudspeaker box case |
| 04/05/2006 | CN2770260Y Disposable sanitary cover for microphone |
| 04/05/2006 | CN2770259Y Music player against the ear |
| 04/05/2006 | CN2770161Y Earphone jack with guide mechanism |
| 04/05/2006 | CN2770038Y 电子键盘乐器 Electronic keyboard instrument |
| 04/05/2006 | CN1757260A Multifunctional actuator and mobile terminal |
| 04/05/2006 | CN1757259A Holding device for holding at least two separate electroacoustic transducers |
| 04/05/2006 | CN1250043C Resonant panel-form loudspeakers |
| 04/05/2006 | CN1250042C Loudspeaker |
| 04/05/2006 | CN1250036C Capacitor type mic structure |
| 04/05/2006 | CN1249937C Communication equipment for crew member |
| 04/04/2006 | US7024007 Electric signal processing of electroacoustic transducer |
| 04/04/2006 | US7024002 Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems |
| 04/04/2006 | US7022089 Ultrasonic wave cosmetic device |
| 04/04/2006 | US7021419 Speaker system |
| 04/04/2006 | CA2208531C Earmuff |
| 03/30/2006 | WO2006034125A2 Sound and vibration transmission pad and system |
| 03/30/2006 | WO2006033787A2 Wired exercise garment and method |
| 03/30/2006 | US20060067557 Electronic apparatus |
| 03/30/2006 | US20060067555 Interference-free transmitting receiving earset |
| 03/30/2006 | US20060067553 Variable alignment loudspeaker system |
| 03/30/2006 | US20060067547 Stereo portable electronic device |
| 03/30/2006 | US20060067546 Device for encouraging hand wash compliance |
| 03/30/2006 | US20060065476 Speaker system |
| 03/30/2006 | DE202006000589U1 Device for controlling loudspeakers esp. for pediatric audiometry, has two channel input for audio source |
| 03/30/2006 | DE102005042047A1 Hand held microphone has built in remote controller to communicate with a computer to control e.g. PowerPoint presentations |
| 03/29/2006 | EP1641314A1 Headset noise reduction |
| 03/29/2006 | EP1641313A1 Information terminal device |
| 03/29/2006 | EP1641312A1 Circuit-unit-combined speaker apparatus |
| 03/29/2006 | EP1640972A1 System and method for separation of a users voice from ambient sound |
| 03/29/2006 | EP1639858A2 Improvements to loudspeaker driver assemblies |
| 03/29/2006 | EP1638810A2 Rearview mirror assemblies incorporating hands-free telephone components |
| 03/29/2006 | EP1013139A4 Speaker system having an undulating rigid speaker enclosure |
| 03/29/2006 | CN2768361Y Piezo-electric transmitting transducer capable of forming vibration by underwater music |
| 03/29/2006 | CN2768359Y Middle, high loudspeaker structure |
| 03/29/2006 | CN2768358Y Loudspeaker combination |
| 03/29/2006 | CN2768357Y Earphone with dual bell joints |