| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 06/12/2013 | CN103152673A Digital loudspeaker drive method and device based on quaternary code dynamic mismatch reshaping |
| 06/12/2013 | CN103152670A Audio frequency processing circuit and earphone |
| 06/12/2013 | CN103152666A Three-dimensional torus-shaped vector hydrophone |
| 06/12/2013 | CN103152665A Three-dimensional dual-sphere-shaped intelligent composite vector hydrophone |
| 06/12/2013 | CN103152664A Telephone receiver with improved structure |
| 06/12/2013 | CN103152663A Earplug with tone inverting tube |
| 06/12/2013 | CN103152662A Storage box for wires of wired earphones |
| 06/12/2013 | CN103152661A Microphone sealing device |
| 06/12/2013 | CN103152660A Built-in sound box component for PC (personal computer) case |
| 06/12/2013 | CN103152659A Piezoelectric ceramic speaker protective device and mobile terminal |
| 06/12/2013 | CN103152658A Finger Bluetooth loudspeaker box |
| 06/12/2013 | CN101877811B Microelectromechanical system (mems) device with senstivity trimming circuit and trimming process |
| 06/12/2013 | CN101877809B Electro-dynamic loudspeaker and ventilation method thereof |
| 06/11/2013 | US8463334 Apparatus and system for providing wideband voice quality in a wireless telephone |
| 06/11/2013 | US8462978 Loudspeaker diaphragm |
| 06/11/2013 | US8462977 Loudspeaker with magnetic elements fixedly provided on diaphragm |
| 06/11/2013 | US8459403 Front resonator for a speaker of a wireless device |
| 06/07/2013 | DE202013004362U1 Unterwasserschleppkörper zur hydroakustischen Vermessung des eigenen Schleppschiffs. Underwater towed body for hydroacoustic survey of their own towing vessel. |
| 06/06/2013 | WO2013081495A1 Sound reproducing system |
| 06/06/2013 | WO2013081033A1 Line array speaker |
| 06/06/2013 | WO2013079930A2 Transducer |
| 06/06/2013 | WO2013050797A3 Loudspeaker |
| 06/06/2013 | US20130142378 Hearing aid mold |
| 06/06/2013 | US20130142377 Race progress apparatus |
| 06/06/2013 | US20130142376 Earmuff and headset with the same |
| 06/06/2013 | US20130142375 Headphone with acoustic modulator |
| 06/06/2013 | US20130142374 Microphone assembly having ear set function and method of manufacturing the same |
| 06/06/2013 | US20130142373 Array speaker system |
| 06/06/2013 | US20130142372 Media assembly for a structural support |
| 06/06/2013 | US20130142371 Detachable Audio Speakers for Portable Devices and Methods for Manufacturing such Speakers |
| 06/06/2013 | US20130142358 Variable Directivity MEMS Microphone |
| 06/06/2013 | US20130142353 Vehicle with Sound Wave Reflector |
| 06/06/2013 | US20130142352 Active design of exhaust sounds |
| 06/06/2013 | US20130142351 Microphone Slots for Wind Noise Reduction |
| 06/06/2013 | US20130142350 Multi-standard headset support with integrated ground switching |
| 06/06/2013 | US20130142348 Method and System for Bone Conduction Sound Propagation |
| 06/06/2013 | US20130142337 Method and apparatus to shape sound |
| 06/06/2013 | DE102012023411A1 Microphone system for arrangement on three-point restraint system that is arranged at e.g. driver seat of motor car, has electrical interconnection producible between tongue and carrier over seat belt buckle |
| 06/06/2013 | DE102012022036A1 Central console for use with small storage sections in dashboard for accommodating operating- and displaying elements of motor vehicle, has integrated electroacoustic converter that uses inner volume of central console as resonance volume |
| 06/06/2013 | DE102011056028A1 Mehrwegelautsprecher Multi-way speaker |
| 06/05/2013 | EP2600635A1 Earmuff and headset with the same |
| 06/05/2013 | EP2600634A1 Microphone slots for wind noise reduction |
| 06/05/2013 | EP2600348A1 Insulator for audio and method for evaluating same |
| 06/05/2013 | EP2600344A1 Multi-input noise suppresion device, multi-input noise suppression method, program, and integrated circuit |
| 06/05/2013 | EP2599333A1 Reduced footprint microphone system with spacer member having through-hole |
| 06/05/2013 | CN202979273U Coaxial double-horn drive unit and earphone |
| 06/05/2013 | CN202979267U Headphone sound film |
| 06/05/2013 | CN202979258U Intelligent broadband noise reduction headphone |
| 06/05/2013 | CN202979257U Automobile bass and treble combined speaker |
| 06/05/2013 | CN202979256U Small-size bass digital sound box |
| 06/05/2013 | CN202979255U Sound box |
| 06/05/2013 | CN202979254U Wireless sound equipment |
| 06/05/2013 | CN202979253U Sound box structure |
| 06/05/2013 | CN202979252U Sound equipment |
| 06/05/2013 | CN202979251U Earphone device with novel switch structure |
| 06/05/2013 | CN202979250U Sound-transmitting-type earphone sleeve and in-ear sport-type earphone with same |
| 06/05/2013 | CN202979249U Headphone line |
| 06/05/2013 | CN202979248U Headset timer |
| 06/05/2013 | CN202979247U Earphone |
| 06/05/2013 | CN202979246U Mixed type in-ear earphone |
| 06/05/2013 | CN202979245U Dual-drive type in-ear phone |
| 06/05/2013 | CN202979244U Novel earphone cord midline shift structure |
| 06/05/2013 | CN202979243U Earphone capable of being hung near ear |
| 06/05/2013 | CN202979242U Aerodynamic vibration horn drive unit and headset |
| 06/05/2013 | CN202979241U Comfortable-to-wear headset |
| 06/05/2013 | CN202979240U Earphone device, electronic device, and receiver device |
| 06/05/2013 | CN202979239U Earphone structure with various ornament changes |
| 06/05/2013 | CN202979238U Intelligent low frequency automatic tracking resonance earphone horn |
| 06/05/2013 | CN202979237U Headset |
| 06/05/2013 | CN202979236U Bluetooth function noise reduction headphone |
| 06/05/2013 | CN202979235U Earphone |
| 06/05/2013 | CN202979234U Headphone plug special for Apple products |
| 06/05/2013 | CN202979233U Fastener type earphone |
| 06/05/2013 | CN202979232U Multifunctional noiseproof sleep earphone |
| 06/05/2013 | CN202979231U Multifunctional microphone |
| 06/05/2013 | CN202979230U Floor type rocking microphone |
| 06/05/2013 | CN202979229U Wireless microphone receiver with USB (universal serial bus) charging interfaces |
| 06/05/2013 | CN202979228U Microphone for harmonica |
| 06/05/2013 | CN202979227U Aluminum tape microphone |
| 06/05/2013 | CN202979226U Microphone displaying lyrics |
| 06/05/2013 | CN202979225U Tumbler microphone rack |
| 06/05/2013 | CN202979224U Sound equipment with charging function |
| 06/05/2013 | CN202979223U Sound box support pedestal |
| 06/05/2013 | CN202979222U Connecting device for loudspeaker box and loudspeaker box bracket |
| 06/05/2013 | CN202979221U Loudspeaker sealing cavity |
| 06/05/2013 | CN202979220U Rotary speaker |
| 06/05/2013 | CN202979219U Multimedia player with modified speaker installation structure |
| 06/05/2013 | CN202979218U Portable photovoltaic loudspeaker box |
| 06/05/2013 | CN202979217U Sound box equipment anti-resonance shock pad adjustable device |
| 06/05/2013 | CN202979216U Sound box body |
| 06/05/2013 | CN202979215U Mosquito repellent sound equipment |
| 06/05/2013 | CN202979214U Sound box |
| 06/05/2013 | CN202979213U Earphone loudspeaker bracket |
| 06/05/2013 | CN202979212U Sound box wall-hanging apparatus |
| 06/05/2013 | CN202979211U Fixing device for small audio of computer |
| 06/05/2013 | CN202979210U Telescoping horn |
| 06/05/2013 | CN202979139U Special loudspeaker for television |
| 06/05/2013 | CN202979074U Sealing structure of microphone voice cavity of mobile phone |
| 06/05/2013 | CN202976852U English listening comprehension player |
| 06/05/2013 | CN202976007U Sound box mouse |