| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 09/18/2013 | CN203206434U Hairpin earphone without jack |
| 09/18/2013 | CN203206433U Hairpin earphone with jack |
| 09/18/2013 | CN203206432U Multi-cell bone conduction earphone |
| 09/18/2013 | CN203206431U Navy-dedicated wireless earbud-type earphone |
| 09/18/2013 | CN203206430U Headphone with 3D glasses |
| 09/18/2013 | CN203206429U Telephone receiver with improved structure |
| 09/18/2013 | CN203206428U Invisible handset earphone |
| 09/18/2013 | CN203206427U Earphone with function of warming ears |
| 09/18/2013 | CN203206426U Improved earphone jack |
| 09/18/2013 | CN203206425U Wireless microphone |
| 09/18/2013 | CN203206424U 麦克风线 Microphone Cable |
| 09/18/2013 | CN203206423U A microphone support pedestal with variable angles |
| 09/18/2013 | CN203206422U Receiver with split type circuit board and multi-unit receiver group |
| 09/18/2013 | CN203206421U Portable speaker |
| 09/18/2013 | CN203206420U Sound box capable of receiving microphone |
| 09/18/2013 | CN203206419U Sound box with projector |
| 09/18/2013 | CN203206418U Sounding device |
| 09/18/2013 | CN203206417U Sounding device |
| 09/18/2013 | CN203206416U A portable loudspeaker box |
| 09/18/2013 | CN203206415U Magnetic connectable external grating used for loudspeaker casing |
| 09/18/2013 | CN203206414U Multifunctional music base |
| 09/18/2013 | CN203206335U Voice collector |
| 09/18/2013 | CN203203978U Alcohol content monitor capable of carrying out data transmission based on earphone |
| 09/18/2013 | CN203194575U Clothes walkman device |
| 09/18/2013 | CN103313172A Micromechanical Sound Transducer Arrangement and a Corresponding Production Method |
| 09/18/2013 | CN103313168A 耳机插孔驱动电路 Headphone jack drive circuit |
| 09/18/2013 | CN103313166A Waterproof loudspeaker powered by water flow |
| 09/18/2013 | CN103313165A Resonant sound production floor |
| 09/18/2013 | CN103313164A Earphone capable of intelligently controlling audio playing |
| 09/18/2013 | CN103313163A Novel headset wire |
| 09/18/2013 | CN103313162A Dual-speaker headphone |
| 09/18/2013 | CN103313161A Bluetooth headset with thin-film solar cell |
| 09/18/2013 | CN103313160A Thinned micro-electromechanical microphone module |
| 09/18/2013 | CN103313159A Electronic device |
| 09/18/2013 | CN103313158A System and method for wireless microphone frequency alignment |
| 09/18/2013 | CN103313157A Support for arranging microphone for testing automotive acoustic component |
| 09/18/2013 | CN103313156A High-fidelity stereo equipment |
| 09/18/2013 | CN103313155A Loudspeaker cabinet with a device for mechanical connection to another cabinet and/or a device for adjusting the inter-cabinet angle |
| 09/18/2013 | CN103313154A Electronic device for preventing loudspeaker from generating abnormal sound |
| 09/18/2013 | CN103312365A Stage communication equipment |
| 09/18/2013 | CN103309049A Headset-based adjustable glasses |
| 09/18/2013 | CN103300503A Rain cape with earphone |
| 09/17/2013 | US8538061 Earphone driver and method of manufacture |
| 09/17/2013 | US8538060 Voice coil lead wire and loudspeaker using the same |
| 09/17/2013 | US8538059 Ear speaker device |
| 09/17/2013 | US8538057 Highly directional microphone |
| 09/15/2013 | CA2809468A1 Selective adaptive audio cancellation algorithm configuration |
| 09/12/2013 | WO2013133652A1 Fpcb-combined lead plate for flat-panel speaker |
| 09/12/2013 | WO2013133457A1 Protective device, having touch pen functionality, for earphone connector of mobile terminal |
| 09/12/2013 | WO2013132216A1 Method and apparatus for determining the number of sound sources in a targeted space |
| 09/12/2013 | WO2013132012A1 Sensor and stethoscope |
| 09/12/2013 | WO2013131366A1 Wind noise reduction apparatus of microphone |
| 09/12/2013 | US20130237146 Headset with Adjustable Display and Integrated Computing System |
| 09/12/2013 | US20130236045 Electronic apparatus for preventing speakers from making unwanted noise |
| 09/12/2013 | US20130236044 Handheld loudspeaker device |
| 09/12/2013 | US20130236037 Multi-Microphone System |
| 09/12/2013 | US20130236035 Intraoral appliance for sound transmission via bone conduction |
| 09/12/2013 | US20130236031 Speaker system which comprises speaker driver groups |
| 09/12/2013 | US20130236026 Circuit capable of reducing audio interference |
| 09/12/2013 | US20130236025 Earphone jack drive circuit |
| 09/12/2013 | DE202013005076U1 Kopfhörervorrichtung mit einem entsprechend der Schallfrequenz verändernden Licht Headphone device with a correspondingly the sound frequency changing light |
| 09/11/2013 | EP2637420A1 Electronic apparatus |
| 09/11/2013 | EP2637418A1 Oscillator and portable device |
| 09/11/2013 | EP2637417A1 Housing for dipole loudspeaker, method for manufacturing said housing and dipole loudspeaker |
| 09/11/2013 | EP2637390A1 Method and device for automatically adjusting sound volume |
| 09/11/2013 | EP2637389A1 Microphone Boot For A Portable Electronic Device |
| 09/11/2013 | EP2636225A2 Audio device, system and method |
| 09/11/2013 | CN203193854U 可调式音箱 Adjustable Speaker |
| 09/11/2013 | CN203193853U Combination audio with light inductive control system |
| 09/11/2013 | CN203193852U An intermediate-frequency phase structure |
| 09/11/2013 | CN203193851U Rechargeable Bluetooth headset |
| 09/11/2013 | CN203193850U Novel earphone |
| 09/11/2013 | CN203193849U Headset capable of realizing sound channel conversion |
| 09/11/2013 | CN203193848U Denoising earphone and earphone plug thereof |
| 09/11/2013 | CN203193847U Device using power of electronic device to supply power for denoising earphone |
| 09/11/2013 | CN203193846U Multifunctional answer earphone and earphone line |
| 09/11/2013 | CN203193845U Shoelace earphone |
| 09/11/2013 | CN203193844U Bluetooth headset with record storage function and vehicle provided with Bluetooth headset with record storage function |
| 09/11/2013 | CN203193843U Foldable bluetooth earphone provided with display function |
| 09/11/2013 | CN203193842U Dtv天线耳机 Dtv antenna headphones |
| 09/11/2013 | CN203193841U An in-ear earphone with multiple dynamic driving units |
| 09/11/2013 | CN203193840U Hinge apparatus having prolonged folding life |
| 09/11/2013 | CN203193839U Single-shaft earphone shell omni-directional angle automatic adjusting apparatus |
| 09/11/2013 | CN203193838U 耳机 Headphone |
| 09/11/2013 | CN203193837U Earplug with leading note tube |
| 09/11/2013 | CN203193836U Inclined sound channel-equipped earphone |
| 09/11/2013 | CN203193835U Earphone |
| 09/11/2013 | CN203193834U Gaming headphone capable of adjusting light tone |
| 09/11/2013 | CN203193833U An anti-fracture earphone |
| 09/11/2013 | CN203193832U Automatic linker for multiple microphones |
| 09/11/2013 | CN203193831U Membrane sheet assembly for microphone |
| 09/11/2013 | CN203193830U Sound guiding structure and mobile device comprising same |
| 09/11/2013 | CN203193829U Sound-box housing |
| 09/11/2013 | CN203193828U Telescopic desktop loudspeaker box |
| 09/11/2013 | CN203193827U Composite screen of large circular hole steel mesh and fine mesh of professional sound box |
| 09/11/2013 | CN203193826U 扬声器模组 Speaker Module |
| 09/11/2013 | CN203193825U 扬声器模组 Speaker Module |
| 09/11/2013 | CN203193824U 扬声器模组 Speaker Module |
| 09/11/2013 | CN203193823U 声学模组 Acoustics Module |
| 09/11/2013 | CN203193822U Apparatus integrated with cooling and sounds functions |