| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 05/06/2009 | CN201234348Y Symmetrical hemispherical active multimedia loudspeaker box |
| 05/06/2009 | CN201234346Y Combined loudspeaker box suitable for small sized flow amplifying situation |
| 05/06/2009 | CN201234343Y Micro capacitor type microphone shielding construction |
| 05/06/2009 | CN201234336Y Receiver unit |
| 05/06/2009 | CN201234335Y Improved voice receiving and transmitting set |
| 05/06/2009 | CN201234334Y 耳机 Headphone |
| 05/06/2009 | CN201234333Y Microphone handle |
| 05/06/2009 | CN201234332Y Full-shielding type miniature microphone |
| 05/06/2009 | CN201234331Y Vibration type notebook computer loudspeaker |
| 05/06/2009 | CN201234330Y Portable loudspeaker box |
| 05/06/2009 | CN201234329Y Vibration absorption element and horn |
| 05/06/2009 | CN201234328Y Loudspeaker box |
| 05/06/2009 | CN201233742Y Novel microphone wire |
| 05/06/2009 | CN101427590A Acoustic exciter and speaker using it |
| 05/06/2009 | CN101427588A Apparatus and method for reproduction of stereo sound |
| 05/06/2009 | CN101426158A Audio switching device having volume regulating function |
| 05/06/2009 | CN101426156A Speaker array system |
| 05/06/2009 | CN101426155A Grounding screw rod welded novel horn |
| 05/06/2009 | CN101425814A Wireless headset with an aux terminal |
| 05/06/2009 | CN100486358C Loudspeaker with direct mission and optimised radiation |
| 05/05/2009 | US7529566 Speakerphone with a cellular phone connection |
| 05/05/2009 | US7529520 Electro-acoustic transducer for a portable communication device |
| 05/05/2009 | US7529381 Multifunction-type vibration actuator and portable communication equipment |
| 05/05/2009 | US7529376 Directional speaker control system |
| 05/05/2009 | US7527516 Portable electronic device |
| 05/02/2009 | CA2749229A1 Adjusting acoustic speaker output based on an estimated degree of seal of an ear about a speaker port |
| 04/30/2009 | WO2009055373A1 Acoustic system |
| 04/30/2009 | WO2009053116A1 Earphone and a method for providing an improved sound experience |
| 04/30/2009 | WO2009029667A3 Communication privacy mask |
| 04/30/2009 | WO2007005119A3 Active crossover and wireless interface for use with multi-driver in-ear monitors and headphones |
| 04/30/2009 | WO2006135625A3 Driver and enclosure combination |
| 04/30/2009 | US20090110229 Wall Mountable Object With Differently Shaped Finish Options |
| 04/30/2009 | US20090110228 Speaker device with automatically recovered resonance space |
| 04/30/2009 | US20090110227 Earphone earbud stabilizer |
| 04/30/2009 | US20090110224 Bumper with Speaker |
| 04/30/2009 | US20090110216 Wireless acoustic speaker mount |
| 04/30/2009 | US20090110211 Supplemental Audio Output Box |
| 04/30/2009 | DE102006033689B4 Anordnung einer Audiovorrichtung an einem Kraftrad Arrangement of an audio device on a motorcycle |
| 04/30/2009 | CA2720185A1 Acoustic system |
| 04/30/2009 | CA2704087A1 Technology delivery, positioning and sound management system and method for use in the ear canal |
| 04/29/2009 | EP2053874A1 Earpad and headphones |
| 04/29/2009 | EP2052579A2 Portable audio system having waveguide structure |
| 04/29/2009 | CN201230367Y Earphone with socket |
| 04/29/2009 | CN201230366Y Earphone collector |
| 04/29/2009 | CN201230365Y Earphone ornament |
| 04/29/2009 | CN201230364Y Sound gradually changing earphone |
| 04/29/2009 | CN201230363Y General microphone sleeve |
| 04/29/2009 | CN201230362Y Microphone having sound recording function |
| 04/29/2009 | CN201230361Y Loudspeaker box |
| 04/29/2009 | CN101422050A Hybrid actuator, loudspeaker and sound output method |
| 04/29/2009 | CN101421887A Connector for connecting cable of hand microphone with antenna to portable radio machine body |
| 04/29/2009 | CN101420647A Electrostatic earphone case of rubber and plastic material |
| 04/29/2009 | CN101420646A Ear pad and earphone |
| 04/29/2009 | CN101420645A Earphone |
| 04/29/2009 | CN101420644A Radiation resistant health care earphone |
| 04/29/2009 | CN101420643A Waterproof structure and electric device |
| 04/29/2009 | CN101420642A Loudspeaker box with USB interface |
| 04/29/2009 | CN101420641A Audio switching device having volume regulating function |
| 04/29/2009 | CN100484260C Loudspeaker having acoustic panel and electrical driver |
| 04/29/2009 | CN100484259C 紧凑的环绕声系统 Compact surround sound system |
| 04/29/2009 | CN100484156C Mobile communication terminal earphone microphone power supply device |
| 04/28/2009 | US7526098 Bass reflex box arrangement including tool storage |
| 04/28/2009 | US7526094 Normalization and calibration of microphones in sound-intensity probes |
| 04/28/2009 | US7525794 Expandable acoustic chamber for computer systems |
| 04/23/2009 | WO2009052444A2 Microphone array processor based on spatial analysis |
| 04/23/2009 | WO2009051317A1 Mems microphone package |
| 04/23/2009 | WO2009050937A1 Speaker mounting member and speaker unit fixing structure |
| 04/23/2009 | WO2009050908A1 Recoilless speaker system |
| 04/23/2009 | WO2009050820A1 Speaker installation member and speaker unit fixation structure |
| 04/23/2009 | WO2009049899A1 Under-chin headphone set |
| 04/23/2009 | WO2009049753A1 Metal sandwich unit with integrated flat-panel loudspeaker |
| 04/23/2009 | US20090103768 Communication headset |
| 04/23/2009 | US20090103767 Speaker, image element protective screen, case of terminal and terminal |
| 04/23/2009 | US20090103766 Method and Apparatus for Providing an Expandable Accoustical Volume |
| 04/23/2009 | US20090103764 Removable Ear Tip for Earphone |
| 04/23/2009 | US20090103762 Headphones |
| 04/23/2009 | US20090103760 Earphone with Removable Component |
| 04/23/2009 | US20090103758 Acoustic system |
| 04/23/2009 | US20090103757 Speaker box |
| 04/23/2009 | US20090103756 Multi-Media Device |
| 04/23/2009 | US20090103748 Sound Generating Apparatus |
| 04/23/2009 | US20090103746 Audio adapter having volume adjusting function |
| 04/23/2009 | DE202009000006U1 Lautsprechersäule Speaker column |
| 04/23/2009 | DE102007050043A1 Kinnbügelhörer Kinnbügelhörer |
| 04/23/2009 | DE102007049407A1 Flat loudspeaker radiation characteristics controlling method, involves compensating sound signals that are emitted from loudspeaker by phase shifted compensation signal in moment of passage via another loudspeaker |
| 04/22/2009 | EP2051542A1 Sound generating/collecting device |
| 04/22/2009 | EP2051540A1 Three-dimension array structure of surround-sound speaker |
| 04/22/2009 | EP2051539A1 MEMS microphone package |
| 04/22/2009 | EP2050303A2 A loudspeaker system having at least two loudspeaker devices and a unit for processing an audio content signal |
| 04/22/2009 | EP2050302A2 Portable audio system having waveguide structure |
| 04/22/2009 | EP1969898A4 Portable speaker device and portable audio device player |
| 04/22/2009 | EP1247424A4 Low cost broad range loudspeaker and system |
| 04/22/2009 | CN201226622Y Water-proof numeral product |
| 04/22/2009 | CN201226595Y Moving magnetic type bone conduction audio transducer |
| 04/22/2009 | CN201226593Y Silicon microphone capable of being welding on two sides |
| 04/22/2009 | CN201226592Y Silicon microphone packaged by flexible circuit board |
| 04/22/2009 | CN201226587Y Touch control type Bluetooth earphone |
| 04/22/2009 | CN201226586Y Line control equipment for earphone |
| 04/22/2009 | CN201226585Y Portable neck pillow type earphone |
| 04/22/2009 | CN201226584Y Earphone with flashing device |