| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 02/07/2007 | CN1910953A Speaker apparatus |
| 02/07/2007 | CN1910952A Electronic apparatus with speaker |
| 02/07/2007 | CN1910951A Speaker device |
| 02/07/2007 | CN1910823A Rearview mirror assemblies incorporating hands-free telephone components |
| 02/07/2007 | CN1909743A Sound box with bass enhancement effect |
| 02/07/2007 | CN1909742A 防水话筒 Waterproof microphone |
| 02/07/2007 | CN1299538C Solid angle corss-talk cancellation system and method for beam forming arrays |
| 02/06/2007 | US7174196 Implement for mobile phone |
| 02/06/2007 | US7174148 Receiver housing with frequency response improvement |
| 02/06/2007 | US7174025 Resonant panel-form loudspeaker |
| 02/06/2007 | US7173025 Compounds for use as anticoagulants for treatment of arteries in brains and factor x inhibitors |
| 02/06/2007 | US7172052 Headphone |
| 02/06/2007 | CA2481640C A method for optimal microphone array design under uniform acoustic coupling constraints |
| 02/06/2007 | CA2445180C Method and apparatus for minimizing far-end speech effects in hands-free telephony systems using acoustic beamforming |
| 02/01/2007 | WO2007013859A1 Portable speaker assembly |
| 02/01/2007 | WO2007013525A1 Sound source characteristic estimation device |
| 02/01/2007 | WO2007013129A1 Sound receiver |
| 02/01/2007 | WO2006101510A3 Loudspeaker with an integrated woofer frame and baffle component |
| 02/01/2007 | WO2006023341A3 Audio eyeglasses |
| 02/01/2007 | US20070025703 System and method for reproducing moving picture |
| 02/01/2007 | US20070025588 Flat panel loudspeaker arrangement |
| 02/01/2007 | US20070025584 Speaker device |
| 02/01/2007 | US20070025583 Sound dispersion speaker grill |
| 02/01/2007 | US20070025582 Handheld electronic device having offset sound openings |
| 02/01/2007 | US20070025581 Headset with a retractable speaker portion |
| 02/01/2007 | US20070025580 Audio speaker with partially spherical speaker housing and escutcheon |
| 02/01/2007 | US20070025578 Headphone apparatus |
| 02/01/2007 | US20070025576 Telescope style microphone with dual effects for enhancing physical acoutsic volume and acquiring uni-directional acoustic source |
| 02/01/2007 | US20070025575 System and method for integrating transducers into body support structures |
| 02/01/2007 | US20070025574 Audio apparatus |
| 02/01/2007 | US20070025571 Electret Condenser Microphone |
| 02/01/2007 | DE102005035763A1 Lautsprechersystem mit aktivem Bassreflex-Prinzip Speaker system with active bass reflex principle |
| 02/01/2007 | DE102005034733A1 Noise protector used at building sites for protecting the ear comprises a closure which can be operated using a remote control unit |
| 01/31/2007 | EP1748673A1 Handheld electronic device having offset sound openings |
| 01/31/2007 | EP1748672A1 Acoustic effecter |
| 01/31/2007 | CN2865178Y Broadcast apparatus capable of adjusting broadcast orientation of loudspeaker |
| 01/31/2007 | CN2865177Y Loudspeaker box system |
| 01/31/2007 | CN2865176Y Health ear-plug |
| 01/31/2007 | CN2865175Y Radiation-proof earphone |
| 01/31/2007 | CN2865174Y Car hold-free phone capable of adjusting reception orientation |
| 01/31/2007 | CN2865173Y Micro-radiation handset earphone |
| 01/31/2007 | CN2865172Y Ear-hung and hung part for wireless earphone |
| 01/31/2007 | CN2865171Y Net head of microphone |
| 01/31/2007 | CN2865170Y Car hold-free phone |
| 01/31/2007 | CN2865069Y Embed fixing adhesive type earphone jack structure |
| 01/31/2007 | CN1906972A Audio signal supplying apparatus for speaker array |
| 01/31/2007 | CN1906970A Passive acoustic radiating |
| 01/31/2007 | CN1906969A Ultrasonic sensor |
| 01/31/2007 | CN1906967A Electric acoustic converter and electronic device using the same |
| 01/31/2007 | CN1905837A 听诊器头 Stethoscope head |
| 01/31/2007 | CN1905758A Band type loudspeaker and all band coaxial loudspeaker containing same |
| 01/31/2007 | CN1903610A Hardware for mounting |
| 01/30/2007 | US7171015 Speaker apparatus |
| 01/30/2007 | US7171013 Loud speaker |
| 01/30/2007 | US7171008 Reducing noise in audio systems |
| 01/30/2007 | US7171007 Signal processing system |
| 01/30/2007 | US7171006 Vocal sound input apparatus for automotive vehicle |
| 01/29/2007 | CA2715722A1 Electronic device and case having offset sound openings |
| 01/25/2007 | WO2007011421A1 Shock resistant and vibration isolated electroacoustical trandsucer assembly |
| 01/25/2007 | WO2007010800A1 Speaker device, installation body for speaker device, and mobile body having speaker device mounted thereon |
| 01/25/2007 | WO2006076916A3 A headset with an exchangeable battery |
| 01/25/2007 | US20070019835 Wind noise suppression in directional microphones |
| 01/25/2007 | US20070019831 Array speaker system |
| 01/25/2007 | US20070019823 Acoustic design support apparatus |
| 01/25/2007 | US20070019819 Audio entertainment system |
| 01/25/2007 | US20070019816 Directional loudspeaker control system |
| 01/25/2007 | DE202006017906U1 Kopfhörer Headphone |
| 01/25/2007 | DE102005052767B3 Automotive interior component for use with an audio speaker of vehicle comprises speaker grille mounted to door trim panel and having several sound passages, and electroluminescent lamp positioned between audio speaker and speaker grille |
| 01/25/2007 | DE102005036850B3 Hearing apparatus e.g. headset, has tubular structure and shrinkable hose connected with electrical connecting cable in force-fit manner, where structure encloses earpiece housing and includes shoulder at front side of acoustic output |
| 01/25/2007 | DE102004002957B4 Lautsprechersystem für Kraftfahrzeuge Speaker system for motor vehicles |
| 01/24/2007 | EP1746862A1 Acoustic system |
| 01/24/2007 | EP1745554A2 Portable music player and transmitter |
| 01/24/2007 | EP1449268A4 Radial power megasonic transducer |
| 01/24/2007 | CN2862554Y Bluetooth earphone |
| 01/24/2007 | CN2862553Y Four-driving double reversal stereo earphone |
| 01/24/2007 | CN2862551Y Bidirectional sounding thin type speaker |
| 01/24/2007 | CN2862550Y Speaker capable of connecting two power amplifier simultaneously |
| 01/24/2007 | CN2862549Y Gourd type screwed connection soft earplug |
| 01/24/2007 | CN2862548Y Assembling structure of earphone, microphone and ear hanging device |
| 01/24/2007 | CN2862547Y Flashlight type megaphone |
| 01/24/2007 | CN2862546Y Luminescent multifunctional speaker |
| 01/24/2007 | CN2862545Y Flashlight type megaphone |
| 01/24/2007 | CN2862544Y Combined type earphone |
| 01/24/2007 | CN1902894A Foldable portable terminal |
| 01/24/2007 | CN1902845A 数字麦克风 Digital Microphone |
| 01/24/2007 | CN1901755A Acoustic design support apparatus |
| 01/24/2007 | CN1901754A 传声器阵列 Microphone array |
| 01/24/2007 | CN1901753A Electronic apparatus and method of controlling driving of speaker |
| 01/24/2007 | CN1901752A 扬声器系统 Speaker system |
| 01/23/2007 | US7167573 Full range loudspeaker |
| 01/23/2007 | US7167570 Piezo-electric speaker |
| 01/23/2007 | US7167568 Microphone array signal enhancement |
| 01/23/2007 | US7167415 Transducers for focusing sonic energy in transmitting and receiving device |
| 01/23/2007 | US7166910 Miniature silicon condenser microphone |
| 01/23/2007 | US7165454 Ultrasonic sensor unit |
| 01/23/2007 | CA2483437C Speaker apparatus |
| 01/23/2007 | CA2386886C Assembly and method for covering small earphones |
| 01/18/2007 | WO2007008041A1 Transmitting and receiving equipment of microphone |
| 01/18/2007 | WO2007007695A1 Audio system |
| 01/18/2007 | WO2007007684A1 Audio device |