| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 01/09/2001 | CA2134408C Anti-eavesdropping device |
| 01/06/2001 | CA2313423A1 Video equipment speaker device with acoustic lens |
| 01/04/2001 | WO2001001591A1 Apparatus with a built-in speaker |
| 01/04/2001 | WO2001001521A2 Power and guidance connector |
| 01/04/2001 | WO2000059264A3 Optical microphone apparatus |
| 01/04/2001 | WO2000054548A3 Electronic apparatus incorporating a loudspeaker comprising a bending wave panel member |
| 01/04/2001 | DE19928491A1 Vorrichtung, insbesondere Therapievorrichtung, zum Beschallen von Objekten mit fokussiertem Schall Device, in particular therapy device for sonication of objects with a focused sound |
| 01/04/2001 | DE10015751A1 Loudspeaker device for sound reproduction device used in vehicles, has loudspeaker unit and passive radiation unit mounted on front sound wall forming part of loudspeaker box and rear plate |
| 01/03/2001 | EP1065909A2 Noise canceling microphone array |
| 01/03/2001 | EP1064823A1 Directional microphone assembly |
| 01/03/2001 | EP1064822A1 Method and device for operating a microphone system, especially in a motor vehicle |
| 01/03/2001 | EP1064821A1 Cushioned earphones |
| 01/03/2001 | EP1064646A1 Inertial/audio unit and construction |
| 01/03/2001 | EP1064052A1 Apparatus and method for mounting an ultrasound transducer |
| 01/03/2001 | CN2413459Y K-type structural full frequency domain high fidelity speaker |
| 01/03/2001 | CN2413458Y Cannon-shape sound integral machine |
| 01/03/2001 | CN2413457Y Loudspeaker box with burglar alarm |
| 01/03/2001 | CN1278636A Sound generator for portable device |
| 01/02/2001 | US6169811 Bandpass loudspeaker system |
| 01/02/2001 | US6169809 Visual display means incorporating loudspeakers |
| 01/02/2001 | US6168030 Multiple microphone support device |
| 01/02/2001 | CA2026458C Electro-acoustic transducer and sound reproducing system |
| 12/28/2000 | WO2000079835A1 Hearing-aid, worn behind the ear |
| 12/28/2000 | WO2000079833A2 Distributed mode acoustic device |
| 12/28/2000 | WO2000079832A2 Electric/acoustic transducer module, intra-aural hearing-aid and method for producing an intra-aural hearing aid |
| 12/28/2000 | WO2000059262A3 Cap and center pole apparatus and method of coupling |
| 12/27/2000 | EP1063866A1 Digital loudspeaker |
| 12/27/2000 | EP1062933A2 Apparatus, in particular for therapy, for exposing objects to focused sound |
| 12/27/2000 | EP1062838A1 Directional microphone |
| 12/27/2000 | EP1062837A1 Radial pickup microphone enclosure |
| 12/27/2000 | EP1062548A1 A system and method for optimizing environments to facilitate agent processes |
| 12/26/2000 | US6165144 Apparatus and method for mounting an ultrasound transducer |
| 12/21/2000 | WO2000078097A1 Earphone-speaker |
| 12/21/2000 | WO2000078092A1 Loudspeaker |
| 12/21/2000 | WO2000078091A2 Stiffened membrane assemblies |
| 12/21/2000 | WO2000078090A2 Bending wave acoustic device |
| 12/21/2000 | WO2000077537A1 Method and apparatus for determining sound source |
| 12/21/2000 | WO2000047012A3 Sound generator with a pump actuator |
| 12/21/2000 | CA2374879A1 Voice-to-remaining audio (vra) interactive hearing aid & auxiliary equipment |
| 12/20/2000 | EP1061774A2 Audio system having a sound field processor |
| 12/20/2000 | EP1061771A2 Speaker |
| 12/20/2000 | EP1061769A2 Loudspeaker |
| 12/20/2000 | EP1061768A2 Transformer, loudspeaker device and loudspeaker system |
| 12/20/2000 | EP1061767A1 Speaker system |
| 12/20/2000 | EP1061655A2 An audio system conducting digital signal processing, a control method thereof, a recording media on which the control method is recorded |
| 12/20/2000 | EP1060606A1 Optical switch for headset |
| 12/20/2000 | EP1060433A1 Industrial safety assembly including disposable ear protection and ear phone |
| 12/20/2000 | CN2411646Y Loudspeaker with sound-proof laminate on casting outboard |
| 12/20/2000 | CN2411645Y Loudspeaker capable of adjusting sounding position |
| 12/20/2000 | CN1277529A Plate loudspeaker with wide and free space |
| 12/19/2000 | US6163615 Circumaural ear cup audio seal for use in connection with a headset, ear defender, helmet and the like |
| 12/19/2000 | US6163610 Telephonic handset apparatus having an earpiece monitor and reduced inter-user variability |
| 12/14/2000 | WO2000076270A2 High definition transducer |
| 12/14/2000 | WO2000076184A1 Mobile communication unit with bone conduction speaker |
| 12/14/2000 | WO2000076183A1 Surface mounting of mobile telephone speaker unit |
| 12/14/2000 | WO2000076031A2 Passive radiator with mass elements |
| 12/14/2000 | DE19926552A1 Headset for playing back audio or ambient signals includes earpieces with playback converters to playback signals from an audio data source simultaneously or according to choice. |
| 12/14/2000 | CA2372732A1 High definition transducer |
| 12/13/2000 | EP1059831A1 Speaker device |
| 12/13/2000 | EP1059829A2 Loudspeaker with a sealing member mounted to the front side and method of manufacturing such a loudspeaker |
| 12/13/2000 | EP1058514A1 Damping cushion for ultrasound probes |
| 12/13/2000 | EP0903055A4 Method and apparatus for localization of an acoustic source |
| 12/13/2000 | CN2410835Y Mounting device for earphone microphone |
| 12/13/2000 | CN2410834Y Earphone structure |
| 12/13/2000 | CN2410833Y Acoustic antenna for radar |
| 12/13/2000 | CN1276695A Earphone |
| 12/12/2000 | US6160898 Suspension mount for sound reproduction devices according to the flexural wave principle |
| 12/12/2000 | US6160897 Apparatus for operation in an on-ear mode and an off-ear mode |
| 12/12/2000 | US6160894 Speaker apparatus and sound reproduction system employing same |
| 12/12/2000 | US6159149 Ultrasonic camera |
| 12/12/2000 | US6158902 Boundary layer microphone |
| 12/07/2000 | WO2000048425A3 Bending wave panel-form loudspeaker |
| 12/07/2000 | WO2000045760B1 Device for attenuating sound on the human ear |
| 12/07/2000 | DE19922565A1 Ohrhörer/Mikrofonvorrichtung mit doppelten Ohrbügeln Earphone / microphone device with dual-ear mount |
| 12/07/2000 | DE10010569A1 Flat loudspeaker consists of oscillating plate, excitation devices and filter arrangement, producing oscillation attenuation in late |
| 12/06/2000 | EP1058479A2 Earphone |
| 12/06/2000 | EP1057435A1 Modular unit construction system |
| 12/06/2000 | EP1057366A1 Microphone apparatus for producing signals for surround reproduction |
| 12/06/2000 | EP1057364A1 Digital and analog directional microphone |
| 12/06/2000 | EP1057291A1 System and method for factoring a merged wave field into independent components |
| 12/06/2000 | CN2409736Y Improved loudspeaker box |
| 12/06/2000 | CN2409735Y Supra-aural microphone |
| 12/06/2000 | CN1276142A Telephone with receiver arousing bone-conduction and air-conduction hearing |
| 12/06/2000 | CN1276141A Electrical contact free microphone attachment for flip-type radio phone |
| 12/06/2000 | CN1275876A Loudspeaker |
| 12/05/2000 | US6157729 Anti-theft boat speaker brackets |
| 12/05/2000 | US6157291 Head mounted display system |
| 12/05/2000 | US6155530 Mounting foot device for hi-fi equipment |
| 12/05/2000 | US6154890 Enlarged earcup with adjustable earseal and improved noise attenuation |
| 11/30/2000 | WO2000072629A1 An underwater audio system |
| 11/30/2000 | WO2000072628A1 Transmitter/receiver comprising bone-conduction speaker |
| 11/30/2000 | WO2000041437A3 Speaker system |
| 11/30/2000 | DE19961158A1 Freisprecheinrichtung Handsfree |
| 11/30/2000 | DE10024723A1 Loudspeaker has conducting oscillation coil body with gap extending longitudinally so oscillation coil is formed with winding, and coil is attached to coil body by bonding material |
| 11/29/2000 | EP1056311A2 Speaker |
| 11/29/2000 | EP1055351A1 Acoustic device comprising a panel member relying on bending wave action |
| 11/29/2000 | EP1054627A1 Echography probe and accessories |
| 11/29/2000 | CN2408635Y Reflective loundspeaker |
| 11/29/2000 | CN2408634Y Skin adhesive microphone |
| 11/29/2000 | CN2408633Y Microphone |