| Patents for H04R 1 - Details of transducers (42,173) | |
|---|---|
| 09/2008 | |
| 09/17/2008 | CN201118899Y Speaker basin rack with set heat radiation hole |
| 09/17/2008 | CN201117003Y Audio frequency supplying device and multimedia device |
| 09/17/2008 | CN101268715A Teleconference device |
| 09/17/2008 | CN101268714A Noise mitigating microphone system and method |
| 09/17/2008 | CN101267688A Stereophony microphone |
| 09/17/2008 | CN101267686A Speaker array apparatus and signal processing method therefor |
| 09/17/2008 | CN101267685A Set sound absorption structure |
| 09/17/2008 | CN101267684A Set sound absorption unit for interference phase difference |
| 09/17/2008 | CN101267683A Headphone |
| 09/17/2008 | CN101267460A Wearable electronic device |
| 09/17/2008 | CN100420344C Loudspeaker device |
| 09/17/2008 | CN100419454C Sound source positioning apparatus and method, electronic apparatus employing the same |
| 09/16/2008 | US7426283 Speaker device and heat-dissipating member |
| 09/16/2008 | US7426281 Electrodynamic acoustic transducer |
| 09/16/2008 | US7426280 Electroacoustic waveguide transducing |
| 09/16/2008 | US7426278 Sound device provided with a geometric and electronic radiation control |
| 09/12/2008 | WO2008109327A2 Audio system with synthesized positive impedance |
| 09/12/2008 | WO2008109210A1 System and method for intelligent equalization |
| 09/12/2008 | WO2008108261A1 Relay device |
| 09/12/2008 | WO2008107744A1 Peripheral with a display |
| 09/12/2008 | WO2008085873A3 Assembly comprising a threaded neck and two screws for coupling the housings of a headset device |
| 09/12/2008 | WO2008081312A3 Garment comprising a connecting cable to electronic devices |
| 09/11/2008 | US20080219492 Headphone |
| 09/11/2008 | US20080219490 Speaker set for electronic product |
| 09/11/2008 | US20080219489 Speaker set and electronic product incorporating the same |
| 09/11/2008 | US20080219485 Apparatus, System and Method for Acoustic Signals |
| 09/11/2008 | US20080219481 Loudspeaker Having a Movable Cone Body |
| 09/11/2008 | US20080219474 Microphone with voltage pump |
| 09/11/2008 | US20080217766 Acoustic transducer module |
| 09/10/2008 | EP1968343A1 Headphone with components secured together by snapping |
| 09/10/2008 | EP1273002B1 Rhythmic apparatus, rhythmic accompaniment method and electronic transducer |
| 09/10/2008 | CN201115062Y Two decorative digital electronic products of hanging chain |
| 09/10/2008 | CN201114771Y A miniature computer sound box |
| 09/10/2008 | CN201114753Y Combination structure of horn elastic wave and voice coil |
| 09/10/2008 | CN201114732Y Coaxial rotation structure for horn high voice unit |
| 09/10/2008 | CN201114731Y An omnidirectional speaker |
| 09/10/2008 | CN201114730Y Full-directive speaker |
| 09/10/2008 | CN201114729Y Full-frequency speaker system |
| 09/10/2008 | CN201114728Y Push rear speaker |
| 09/10/2008 | CN201114727Y Micro-speaker and electronic device using this speaker |
| 09/10/2008 | CN201114726Y A sliding speaker structure |
| 09/10/2008 | CN201114725Y Image artful sound box with decoration damp-proof function |
| 09/10/2008 | CN201114724Y Microphone sound room device |
| 09/10/2008 | CN201114723Y Shoulder-hung earphone |
| 09/10/2008 | CN201114722Y Pillow earphone |
| 09/10/2008 | CN201114721Y A voice-adjustable earphone |
| 09/10/2008 | CN201114720Y A novel earphone shell |
| 09/10/2008 | CN201114719Y Head-worn earphone device with built-in digital recording accompanying function |
| 09/10/2008 | CN201114718Y Earplug for ear-worn earphone |
| 09/10/2008 | CN201114717Y Wireless earplug and rotary rack combination device |
| 09/10/2008 | CN201114716Y Earphone with porcelain internal shell cover and its transmitter |
| 09/10/2008 | CN201114715Y A novel earphone architecture |
| 09/10/2008 | CN201114714Y Earphone cover |
| 09/10/2008 | CN201114713Y Rope fixing fall-prevention earphone |
| 09/10/2008 | CN201114712Y Earphone with acoustical filter |
| 09/10/2008 | CN201114711Y An electronic device combination device |
| 09/10/2008 | CN201114710Y Novel Bluetooth earphone |
| 09/10/2008 | CN201114709Y A device for preventing earphone line from winding |
| 09/10/2008 | CN201114708Y Ear-hung earphone and stereo earphone device |
| 09/10/2008 | CN201114707Y Earphone device |
| 09/10/2008 | CN201114706Y Novel multi-purpose earphone |
| 09/10/2008 | CN201114705Y Earphone ear cover |
| 09/10/2008 | CN201114704Y Simple earphone |
| 09/10/2008 | CN201114703Y Left and right ear independent jack earphone |
| 09/10/2008 | CN201114702Y A novel earphone |
| 09/10/2008 | CN201114701Y Wireless earphone with lighting indication |
| 09/10/2008 | CN201114700Y Ear hung earphone |
| 09/10/2008 | CN201114699Y A suspension earplug |
| 09/10/2008 | CN201114698Y A golf pole header earphone |
| 09/10/2008 | CN201114697Y An ear-worn earphone |
| 09/10/2008 | CN201114696Y Voice transmission ear cover |
| 09/10/2008 | CN201114695Y Automatic earphone line picker |
| 09/10/2008 | CN201114694Y Earphone with timing device |
| 09/10/2008 | CN201114693Y Radiation lens microphone for network access |
| 09/10/2008 | CN201114692Y Earphone for two persons |
| 09/10/2008 | CN201114691Y Wireless microphone |
| 09/10/2008 | CN201114690Y An earphone |
| 09/10/2008 | CN201114689Y Inductive microphone switch |
| 09/10/2008 | CN201114688Y Foldable and adjustable earphone microphone |
| 09/10/2008 | CN201114687Y Speaker with battery capacity display |
| 09/10/2008 | CN201114686Y Two-way multi-purpose transmitter |
| 09/10/2008 | CN201114685Y Automatic correction transmitter device |
| 09/10/2008 | CN201114684Y A transmitter |
| 09/10/2008 | CN201114683Y Microphone handle coating structure |
| 09/10/2008 | CN201114682Y Improved microphone voice header |
| 09/10/2008 | CN201114681Y An improved microphone |
| 09/10/2008 | CN201114680Y Inductive microphone |
| 09/10/2008 | CN201114679Y A folding microphone supporter |
| 09/10/2008 | CN201114678Y Microphone |
| 09/10/2008 | CN201114677Y A digital microphone |
| 09/10/2008 | CN201114676Y Waterproof single directive microphone |
| 09/10/2008 | CN201114675Y Electronic device |
| 09/10/2008 | CN201114674Y Earphone placement board for mobile device |
| 09/10/2008 | CN201114673Y A rectangle or racetrack receiver or speaker supporter |
| 09/10/2008 | CN201114672Y Micro electroacoustic part supporter for side and rear compatible voice giving mode |
| 09/10/2008 | CN201114671Y Rectangle or racetrack receiver or speaker supporter |
| 09/10/2008 | CN201114670Y Miniature microphone |
| 09/10/2008 | CN201114669Y A table sound box |
| 09/10/2008 | CN201114668Y Hidden speaker voice giving device |
| 09/10/2008 | CN201114667Y A multimedia lighting horn |