| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 09/10/2008 | CN201114666Y Writing case sound box |
| 09/10/2008 | CN201114665Y Horn sound box with extension structure |
| 09/10/2008 | CN201114664Y Combined structure of horn elastic wave and iron frame supporter |
| 09/10/2008 | CN201114663Y Passive motorcycle low-voice gun |
| 09/10/2008 | CN201114662Y A plane artful sound box |
| 09/10/2008 | CN201114661Y Plastic electronic horn |
| 09/10/2008 | CN201114660Y A speaker and alarming device with illuminant body |
| 09/10/2008 | CN201114659Y Sound box supplied with onboard electrical bottle |
| 09/10/2008 | CN201114658Y Folding multi-purpose miniature sound box |
| 09/10/2008 | CN201114657Y Active sound box with simple standard interface |
| 09/10/2008 | CN201114656Y Waterproof structure for music box |
| 09/10/2008 | CN201114655Y Sound box |
| 09/10/2008 | CN201114639Y A mobile phone |
| 09/10/2008 | CN201114494Y Portable multimedia playing device with drawer-type external interface device |
| 09/10/2008 | CN201114355Y Portable multimedia playing device |
| 09/10/2008 | CN201114354Y Portable multimedia playing device with iPod interface |
| 09/10/2008 | CN201114353Y Portable multimedia playing device with high-capacity hard disk |
| 09/10/2008 | CN201114352Y Portable multimedia playing device with network communication function |
| 09/10/2008 | CN201114351Y Portable multimedia playing device with wireless ultra-heavy and low voice |
| 09/10/2008 | CN201114350Y Portable multimedia playing device with ultra-heavy and low-voice |
| 09/10/2008 | CN201114254Y Handset inlaid with earphone |
| 09/10/2008 | CN201113187Y Elastic sheet connector |
| 09/10/2008 | CN201111892Y Acoustic lens |
| 09/10/2008 | CN101263734A Post-filter for microphone array |
| 09/10/2008 | CN101263733A Sound transmitting membrane, electronic part with sound transmitting membrane, and process for producing circuit board having the electronic part mounted thereon |
| 09/10/2008 | CN101262711A Headphone |
| 09/10/2008 | CN101262710A Speaker with lighting function |
| 09/09/2008 | US7424127 Headrest surround channel electroacoustical transducing |
| 09/09/2008 | US7424118 Moving object equipped with ultra-directional speaker |
| 09/09/2008 | CA2323971C Apparatus and method for mounting an ultrasound transducer |
| 09/04/2008 | WO2008106257A1 Method and system for automatic audio accessory use position detection and audio adjustment |
| 09/04/2008 | WO2008105180A1 Vibration pickup microphone |
| 09/04/2008 | WO2007112424A3 Audio limiting device for headphones |
| 09/04/2008 | US20080212823 Loudspeaker and Assembly of Loudspeakers |
| 09/04/2008 | US20080212822 Loudspeaker suspension |
| 09/04/2008 | US20080212818 Audio system with synthesized positive impedance |
| 09/04/2008 | US20080212806 High-frequency pneumatic loudspeaker for audio broadcasting |
| 09/04/2008 | US20080212805 Loudspeaker line array configurations and related sound processing |
| 09/04/2008 | US20080212804 Sound receiver |
| 09/04/2008 | US20080212800 Diaphragm for Speaker, Method for Producing Same, Speaker Using Such Diaphragm, and Apparatus Using Such Speaker |
| 09/04/2008 | US20080212798 System and Method for Intelligent Equalization |
| 09/04/2008 | US20080212796 Auditory sense training method and sound processing method for auditory sense training |
| 09/04/2008 | US20080212408 Ultrasonic Rod Transducer |
| 09/04/2008 | US20080212033 Project Equipped with Ultrasonic Speaker, and Method for Displaying Sound Reproduction Range in Projector |
| 09/04/2008 | DE202008008322U1 Subwoofer-Gehäuse Subwoofer enclosure |
| 09/04/2008 | DE102007009816A1 Hearing and speech device for radio receiver in explosive region, has partially conducting sealing arrangement arranged between both housing parts, where arrangement sealably connects two housing parts together by self-tapping screws |
| 09/04/2008 | DE102007008975A1 Lautsprecherboxen-Wandhalter Speakers wall mount |
| 09/04/2008 | DE102006037379B4 Lautsprechermodul für Fahrzeuge, sowie Montage- und Austauschverfahren Speaker module for vehicles, as well as assembly and replacement procedures |
| 09/04/2008 | DE102006036479B4 Pflanztopf-Anordnung Plant pot arrangement |
| 09/04/2008 | CA2676287A1 Method and system for automatic audio accessory use position detection and audio adjustment |
| 09/03/2008 | EP1965604A1 Magnetostrictive device |
| 09/03/2008 | EP1965603A1 Sound emission and collection device |
| 09/03/2008 | EP1965602A1 Speaker |
| 09/03/2008 | EP1964440A2 Improved linear array transducer and improved methods of manufacture |
| 09/03/2008 | EP1963441A1 Polyelectrolyte monolayers and multilayers for optical signal transducers |
| 09/03/2008 | EP1417859B1 Loudspeaker with direct emission and optimised radiation |
| 09/03/2008 | EP1329133A4 Near-field speaker/microphone acoustic/seismic dampening communication device |
| 09/03/2008 | CN201111338Y Acoustic quality adjustable earphone |
| 09/03/2008 | CN101258770A Multimode audio reproduction device |
| 09/03/2008 | CN101257739A Flower pot art sound unit |
| 09/03/2008 | CN101257728A Earphone and method for manufacturing same |
| 09/03/2008 | CN101257727A Electroacoustic transducer |
| 09/03/2008 | CN101257726A Portable electronic device and portable telephone |
| 09/03/2008 | CN100417305C Electroacoustic communications unit |
| 09/03/2008 | CN100417304C Acoustic device |
| 09/03/2008 | CN100416922C Horn connection line plug and horn terminal and corresponding horn connector system |
| 09/02/2008 | US7421088 Multifunction transducer |
| 08/28/2008 | WO2008103034A1 Loudspeaker |
| 08/28/2008 | WO2008102516A1 Intercom device |
| 08/28/2008 | WO2008074127A8 Sound volume automatic adjustment method and system |
| 08/28/2008 | WO2007065084A3 Mountable speaker assembly |
| 08/28/2008 | US20080208595 System and method for capturing steps of a procedure |
| 08/28/2008 | US20080205691 Moving armature receiver with reduced parasitic coupling |
| 08/28/2008 | US20080205690 Loudspeaker magnetic flux collection system |
| 08/28/2008 | US20080205686 Speaker unit and speaker apparatus |
| 08/28/2008 | US20080205685 Spider |
| 08/28/2008 | US20080205684 Microphone video screen/monitor display |
| 08/28/2008 | US20080205683 Eyeglass-mountable audio system |
| 08/28/2008 | US20080205682 High output loudspeaker |
| 08/28/2008 | US20080205681 Hand-Held Computing Device With Built-In Disc-Jockey Functionality |
| 08/28/2008 | US20080205663 Supplying Electrical Power |
| 08/28/2008 | DE202008005390U1 Knochenleitungs-Hörgerät Bone conduction hearing aid |
| 08/28/2008 | DE202006020452U1 Kopfhörer Headphone |
| 08/28/2008 | DE112005000074B4 Lautsprecher Speaker |
| 08/28/2008 | CA2677890A1 Loudspeaker |
| 08/28/2008 | CA2579926A1 System and method for capturing steps of a procedure |
| 08/27/2008 | EP1962558A1 Position detection system, audio device and terminal device used in the position detection system |
| 08/27/2008 | EP1962555A2 Behind-the-ear hearing aid with magnetically attached ear hook |
| 08/27/2008 | EP1962547A1 Teleconference device |
| 08/27/2008 | EP1962546A2 Sensitive silicon microphone with wide dynamic range |
| 08/27/2008 | EP1962545A1 Wall mount for Loudspeaker with mounting flange |
| 08/27/2008 | EP1961260A1 Methods, systems and apparatus for measuring acoustic pressure |
| 08/27/2008 | EP1961199A2 Carrying arrangement for fastening a headset for a mobile terminal at the user´s ear |
| 08/27/2008 | CN201107862Y Support with sound enlarging function and device combining with electronic device |
| 08/27/2008 | CN201107861Y 蓝牙耳机 Bluetooth headset |
| 08/27/2008 | CN201107860Y Circuit of microphone reducing high-frequency wireless noise for wireless terminal machine |
| 08/27/2008 | CN101253804A Speaker, image element protective screen, case of terminal, and terminal |
| 08/27/2008 | CN101253803A Voice output device and method, program, and room |
| 08/27/2008 | CN101252900A Hearing protective earmuff device having frictionally engageable ear cups |
| 08/27/2008 | CN101252801A Method and apparatus for controlling light |