| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 04/04/2007 | CN2886955Y Eddy flow type sound box |
| 04/04/2007 | CN2886954Y Sound box with designed decoration that can change sound quality |
| 04/04/2007 | CN2886953Y Decorating structure which can be embedded in sound box |
| 04/04/2007 | CN2886952Y An action sound box which acts with music rhythm |
| 04/04/2007 | CN1943273A Sound image localization controller |
| 04/04/2007 | CN1943270A Speaker device |
| 04/04/2007 | CN1943269A Electro-acoustic apparatus with a channel means to change the acoustic output |
| 04/04/2007 | CN1943268A A communications unit with arrangement for loud reproduction of sound |
| 04/04/2007 | CN1942343A Audio devices for vehicles |
| 04/04/2007 | CN1942015A 扬声器 Speaker |
| 04/04/2007 | CN1942014A Speaker device for portable terminal and portable terminal comprising the same |
| 04/04/2007 | CN1309185C Radio bidirectional digital system for transmitting and receiving asymmetric frames |
| 04/03/2007 | US7200241 Loudspeaker |
| 04/03/2007 | US7198133 Ear coupler |
| 04/03/2007 | CA2430903C Mounting structure of speaker for vehicle |
| 04/03/2007 | CA2352017C Method and apparatus for locating a talker |
| 03/29/2007 | WO2007035675A2 Programmable portable media player for guidance, training and games |
| 03/29/2007 | WO2007034739A1 Bone conduction speaker holder and bone conduction speaker unit using this |
| 03/29/2007 | WO2007034568A1 Sound reproduction system, and stereophonic microphone and stereophonic reproduction device that use the same |
| 03/29/2007 | WO2007033532A1 A sound box integrated multi-channel |
| 03/29/2007 | WO2006130101A3 Acoustic form resistance |
| 03/29/2007 | WO2006122029A9 Adjustable mounting system for speaker enclosures |
| 03/29/2007 | US20070071270 Fixture for special effect lighting |
| 03/29/2007 | US20070071269 Heaphone with behind-the-head headband |
| 03/29/2007 | US20070071267 Speaker device for portable terminal and portable terminal implementing the same |
| 03/29/2007 | US20070071252 Microphone, hearing aid with a microphone and inlet structure for a microphone |
| 03/28/2007 | EP1768447A2 Insert molded surround with mechanical support |
| 03/28/2007 | EP1768445A1 Bone conduction device and tympanum thereof |
| 03/28/2007 | EP1767054A2 Programmable hearing health aid within a headphone apparatus, method of use, and system for programming same |
| 03/28/2007 | EP1767051A1 Apparatus for suppressing radio frequency interference in a microphone assembly with preamplifier |
| 03/28/2007 | EP1767049A1 Sound system |
| 03/28/2007 | EP1767048A1 Bistable expandable headband |
| 03/28/2007 | EP1766609A1 Projector and method of controlling ultrasonic speaker in projector |
| 03/28/2007 | EP1765102A1 Supporting means |
| 03/28/2007 | CN2884765Y Externally wiring loudspeaker structure |
| 03/28/2007 | CN2884763Y Earphone loudspeaker having electrostatic discharging protection |
| 03/28/2007 | CN2884762Y 帽子耳机 Hat headphones |
| 03/28/2007 | CN2884761Y Conduit earphone |
| 03/28/2007 | CN2884760Y Ear-worn earphone |
| 03/28/2007 | CN2884759Y Fast mounting structure of acoustics |
| 03/28/2007 | CN2884758Y Wall-mounting acoustics controller |
| 03/28/2007 | CN2884757Y Mic holding-free device |
| 03/28/2007 | CN2884756Y Multifunction folding loudspeaker |
| 03/28/2007 | CN2884755Y Multifunction loudspeaker combined card reader and concentrator |
| 03/28/2007 | CN2884754Y Improved active loudspeaker |
| 03/28/2007 | CN2884753Y Battery of wireless mic |
| 03/28/2007 | CN1939090A Handheld device loudspeaker system |
| 03/28/2007 | CN1939088A Distributed acoustic cabinet |
| 03/28/2007 | CN1939087A Audio entertainment system, device, method, and computer program |
| 03/28/2007 | CN1939086A Speaker device |
| 03/28/2007 | CN1939085A Integrated electro acoustic equipment with portable compact construction for sound applications |
| 03/28/2007 | CN1938927A Microphine with voltage pump |
| 03/28/2007 | CN1937851A Head-wearing earphone with breathing ear cushion |
| 03/28/2007 | CN1937438A Multi-functional bluetooth headset |
| 03/28/2007 | CN1307852C Loudspeaker and its mfg. |
| 03/27/2007 | US7197443 Waveguide modeling and design system |
| 03/27/2007 | US7197154 Method and audio speaker with minimization of wobble of the voice coil |
| 03/27/2007 | US7197153 Microphone stand |
| 03/27/2007 | US7197146 Microphone array signal enhancement |
| 03/22/2007 | WO2007033345A2 Portable audio player and method for selling same |
| 03/22/2007 | WO2007032389A1 Sound volume control device, sound volume control method, sound volume control program, and computer-readable recording medium |
| 03/22/2007 | WO2007032312A1 Sound transmitting membrane, electronic part with sound transmitting membrane, and process for producing circuit board having the electronic part mounted thereon |
| 03/22/2007 | WO2007032173A1 Information processor and controller device |
| 03/22/2007 | WO2007031270A1 Capacitive sound transducer having a perforated attenuation disc |
| 03/22/2007 | WO2007031083A1 Wave guide unit |
| 03/22/2007 | WO2006128998A3 Sound pickup device for acoustic string instrument |
| 03/22/2007 | US20070067054 Programmable portable media player for guidance, training and games |
| 03/22/2007 | US20070064970 Telescopic speaker box, and audio player and electronic apparatus using the same |
| 03/22/2007 | US20070064958 Diffuser and speaker using the same |
| 03/22/2007 | US20070064925 Integral microphone and speaker configuration type two-way communication apparatus |
| 03/22/2007 | DE202007001267U1 Flachmembran-Tonausgabegerät Flat diaphragm sound output |
| 03/22/2007 | DE102006037157A1 Kunststoff-Türmodul für eine Kraftfahrzeugtür Plastic door module for a motor vehicle door |
| 03/22/2007 | CA2622035A1 A capacitive sound transducer having a perforated attenuation disc |
| 03/21/2007 | EP1765035A2 Condenser microphone and packaging method for the same |
| 03/21/2007 | CN2882175Y Multi-audio loudspeaker for wire array |
| 03/21/2007 | CN2882173Y Immersion loudspeaker equipment |
| 03/21/2007 | CN2882172Y Combined loudspeaker box |
| 03/21/2007 | CN2882171Y Earphone wire of zipper type anti-winding type |
| 03/21/2007 | CN2882170Y Hinge structure for earphone |
| 03/21/2007 | CN2882169Y 耳机结构 Headphone structure |
| 03/21/2007 | CN2882168Y Radio microphone |
| 03/21/2007 | CN2882167Y Folding loudspeaker box |
| 03/21/2007 | CN2882166Y Connection device between audio transformer and loudspeaker |
| 03/21/2007 | CN2882165Y Multifunction loudspeaker box |
| 03/21/2007 | CN2882164Y Dismountable earphone |
| 03/21/2007 | CN2880033Y Sound-conducting, warm ear cover |
| 03/21/2007 | CN1934896A Oscillation echo canceller system |
| 03/21/2007 | CN1934302A Woven or knitted fabric, diaphragm for speaker, and speaker |
| 03/21/2007 | CN1933676A Method and apparatus for setting loudspeaker array utilizing reverse-phase |
| 03/21/2007 | CN1933675A Seat electroacoustical transducing |
| 03/21/2007 | CN1933674A Bluetooth wireless headset having earphone |
| 03/21/2007 | CN1933507A Mobile terminal device |
| 03/21/2007 | CN1306851C Earphone device for portable terminal |
| 03/20/2007 | US7194104 Universal audio speaker connection block |
| 03/20/2007 | US7194098 Acoustic device |
| 03/20/2007 | US7194094 Sound masking system |
| 03/15/2007 | WO2007029946A1 Bluetooth wireless headset for having earphone |
| 03/15/2007 | WO2007029500A1 Voice output device and method, program, and room |
| 03/15/2007 | WO2007028628A1 Microphone and method for transmitting the microphone audio data |
| 03/15/2007 | US20070060207 Multifunctional actuator and mobile terminal |