Patents for H04R 1 - Details of transducers (42,173) |
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08/21/2013 | CN203151699U Thin-type horn sound box structure |
08/21/2013 | CN203151698U Detachable loudspeaker |
08/21/2013 | CN203151697U Detachable loudspeaker |
08/21/2013 | CN203151696U Removable loudspeaker |
08/21/2013 | CN203151695U Sound box with suspension function |
08/21/2013 | CN203151694U Sound box housing without being locked by screws |
08/21/2013 | CN203151566U Acoustics chamber on mobile terminal |
08/21/2013 | CN203150834U Take-up type socket with multimedia sound box |
08/21/2013 | CN203150075U Sound box and backlight display system thereof |
08/21/2013 | CN203149475U Loudspeaker box and heat dissipation type air pipe thereof |
08/21/2013 | CN203138017U Multimedia waterproof shower curtain |
08/21/2013 | CN103262639A Method of transmitting wireless audio |
08/21/2013 | CN103262569A Modular acoustic horns and horn arrays |
08/21/2013 | CN103262568A Electroacoustic transducer |
08/21/2013 | CN103262567A Multi-wired antenna for mobile apparatus |
08/21/2013 | CN103262566A Supporting device for audiovisual playback apparatuses |
08/21/2013 | CN103262463A 无线麦克风系统 Wireless Microphone System |
08/21/2013 | CN103260108A Electronic device and method for achieving earphone compatibility |
08/21/2013 | CN103260107A Loudspeaker box |
08/21/2013 | CN103260106A Glasses attached type bluetooth earphone |
08/21/2013 | CN103260105A Method and device for supplying power for ANC earphone by utilization of power source of electronic equipment |
08/21/2013 | CN103260104A Novel bluetooth earphone capable of being used for listening to music |
08/21/2013 | CN103260103A Novel multipurpose bluetooth earphone |
08/21/2013 | CN103260102A Earphone and plug thereof |
08/21/2013 | CN103260101A Noise cancellation system |
08/21/2013 | CN103260100A System and method for securing headphone transducers by using magnets with probuberances and depressions to prevent moving in securing plane |
08/21/2013 | CN103260099A Intelligent support for microphone |
08/21/2013 | CN103260098A Audio input apparatus, communication apparatus and condition notification method |
08/21/2013 | CN103260097A Novel speaker electric connector |
08/21/2013 | CN103260096A Noise absorbing device used for electroacoustic device |
08/21/2013 | CN102232888B Ear muff structure |
08/21/2013 | CN101867582B Directional sound advertisement system based on network control and network control method |
08/21/2013 | CN101860776B Planar spiral microphone array |
08/21/2013 | CN101771918B Thermal sounding device |
08/21/2013 | CN101771906B Loudspeaker |
08/21/2013 | CN101569209B Noise extraction device and method, microphone device, integrated circuit and camera |
08/21/2013 | CN101558660B Apparatus and methods for generating pressure waves |
08/20/2013 | US8515117 Bobbin and loudspeaker using the same |
08/20/2013 | US8515103 3D stereo earphone with multiple speakers |
08/20/2013 | US8515102 Line array loudspeaker |
08/20/2013 | US8515092 Interactive toy for audio output |
08/20/2013 | US8515091 Forwarding an audio signal in an immersive audio conference system |
08/20/2013 | US8515090 Ambient noise removal device |
08/20/2013 | US8511422 Flexible multiple speaker support apparatus |
08/20/2013 | CA2490998C External ear insert for hearing comprehension enhancement |
08/15/2013 | WO2013119913A1 Moldable earpiece system |
08/15/2013 | WO2013117223A1 A pumping device and a method to make the pumping device for inflating/deflating an ear mold of a hearing device and the pumping device |
08/15/2013 | US20130208940 Headset with pivotal parts |
08/15/2013 | US20130208939 Earphone With Cable Support |
08/15/2013 | US20130208938 Systems of apparel with inbuilt devices for communication, entertainment, learning and health monitoring |
08/15/2013 | US20130208937 Personal audio device including a case |
08/15/2013 | US20130208936 Loudspeaker rigging system having upwardly extending connecting links |
08/15/2013 | US20130208925 Acoustic diffusion generator |
08/15/2013 | US20130208914 Outdoor security communication device |
08/15/2013 | US20130208913 Vehicle with a multilayer roof structure and a microphone unit integrated into the roof structure |
08/15/2013 | US20130208910 Headset with pivotal parts |
08/14/2013 | EP2625870A1 Modular acoustic horns and horn arrays |
08/14/2013 | DE102012002414A1 Fahrzeug mit einer mehrschichtig aufgebauten Dachkonstruktion und einer in die Dachkonstruktion integrierten Mikrofoneinheit Vehicle with a multi-layered roof construction and integrated into the roof structure microphone unit |
08/14/2013 | CN203136155U Loudspeaker and washer |
08/14/2013 | CN203136137U Surface shell device applied to waterproof audio device |
08/14/2013 | CN203136136U Noise-reduction, echo-elimination and sharp-directionality microphone used for remote communication |
08/14/2013 | CN203136135U High-pitch horn implanted with phase plug for sound amplification |
08/14/2013 | CN203136134U Sound box horn |
08/14/2013 | CN203136133U Sound source output apparatus with adjustable upper register output phase |
08/14/2013 | CN203136132U Ceramic solar energy sound box |
08/14/2013 | CN203136131U Origin bluetooth sound box |
08/14/2013 | CN203136130U Equalizer for wire-array intermediate frequency unit |
08/14/2013 | CN203136129U Integrated cylindrical sound box |
08/14/2013 | CN203136128U Flashlight type audio equipment apparatus |
08/14/2013 | CN203136127U Non-woven fabrics microphone sleeve |
08/14/2013 | CN203136126U A photosensitive switching control Bluetooth earphone and a vehicle equipped with such Bluetooth earphone |
08/14/2013 | CN203136125U A capacitive distance-sensed switching control Bluetooth earphone and a vehicle equipped with the earphone |
08/14/2013 | CN203136124U Earphone structure according with human engineering design |
08/14/2013 | CN203136123U Dismountable multi-jack earphone |
08/14/2013 | CN203136122U Sport earphone |
08/14/2013 | CN203136121U Earphone cable protective sleeve |
08/14/2013 | CN203136120U Multifunctional earphone |
08/14/2013 | CN203136119U Sound source hole protection plug and protective sleeve assembly having sound source hole protection plug |
08/14/2013 | CN203136118U Wireless earphone based on visible light transmission |
08/14/2013 | CN203136117U Earphone with accommodating box |
08/14/2013 | CN203136116U Earphone preventing cord tangling |
08/14/2013 | CN203136115U Novel earphone |
08/14/2013 | CN203136114U Earphone line |
08/14/2013 | CN203136113U Earphone |
08/14/2013 | CN203136112U Earphone hanging belt and earphone using the same |
08/14/2013 | CN203136111U A novel externally-hung earphone device |
08/14/2013 | CN203136110U Cavity changeable earphone |
08/14/2013 | CN203136109U Bluetooth earphone |
08/14/2013 | CN203136108U Anti-winding earphone clamp |
08/14/2013 | CN203136107U Earphone pin and earphone socket |
08/14/2013 | CN203136106U Earphone with negative-ion generator |
08/14/2013 | CN203136105U Earphone |
08/14/2013 | CN203136104U Left-and-right anti-misconnection concave-convex structure of a magnetic connector |
08/14/2013 | CN203136103U Circuit board with opening/closing hole and telephone receiver with same |
08/14/2013 | CN203136102U Vehicle bluetooth earphone |
08/14/2013 | CN203136101U A news interview microphone supporting stand |
08/14/2013 | CN203136100U A pickup shifting switch |
08/14/2013 | CN203136099U Wireless microphone |
08/14/2013 | CN203136098U A series of novel microphones |
08/14/2013 | CN203136097U Electronic sound-transmitting device used for erhu |