| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 07/17/2009 | CA2617105A1 Coaxial line source loudspeaker |
| 07/16/2009 | WO2009088996A1 Embedded audio system in distributed acoustic sources |
| 07/16/2009 | WO2009088373A1 A method for mounting a handheld device onto a host apparatus |
| 07/16/2009 | WO2009087147A1 Transportation and storage container for a wireless receiver or a headset |
| 07/16/2009 | WO2009087129A1 Receiver |
| 07/16/2009 | WO2009086783A1 Portable combined stereo sound box device |
| 07/16/2009 | WO2009042383A3 Acoustic waveguide mode controlling |
| 07/16/2009 | US20090180662 Audio device and method for acquiring knowledge or information |
| 07/16/2009 | US20090180661 Suspension member for speaker |
| 07/16/2009 | US20090180660 Expandable Speaker Assemblies for Portable Media Devices |
| 07/16/2009 | US20090180657 Personal communication method and apparatus with reduced audio leakage |
| 07/16/2009 | US20090180648 Speaker device and speaker unit |
| 07/16/2009 | US20090180640 Headphone amplifier circuit |
| 07/16/2009 | US20090180639 Media player system, media player, earphone, and method thereof |
| 07/16/2009 | US20090180638 Method and system for wireless headset instant on capability during battery charging |
| 07/16/2009 | DE202009004276U1 Headset Headset |
| 07/16/2009 | DE19601656B4 Bedämpfter Ultraschallwandler Damped ultrasonic transducer |
| 07/16/2009 | DE102008005109A1 Clip-on microphone for entrainment industry, has microphone cable invisibly running within arm of holding clip and/or clamp on rear side and below cloth of person, where microphone is fixedly connected to holding clip and/or clamp |
| 07/16/2009 | DE102008005107A1 Wireless lapel microphone has microphone cartridge provided on rear side of two pins, which are provided for fixing on clothes and on opposite side of device for retaining or engaging of pins |
| 07/16/2009 | DE102007058987B3 Stirnplatte mit Verschlussvorrichtung End plate with sealing device |
| 07/16/2009 | CA2711597A1 Embedded audio system in distributed acoustic sources |
| 07/15/2009 | EP2006959A9 Connector for connecting cable of hand microphone with antenna to portable radio machine body |
| 07/15/2009 | CN201274559Y Sound shielding apparatus for portable device |
| 07/15/2009 | CN201274558Y Earphone mic system with negative ion |
| 07/15/2009 | CN201274557Y Solar self-charging Bluetooth earphone |
| 07/15/2009 | CN201274556Y Earphone with bass effect |
| 07/15/2009 | CN201274555Y Earphone capable of recognizing left and right channel |
| 07/15/2009 | CN201274554Y Novel earphone |
| 07/15/2009 | CN201274553Y Head microphone |
| 07/15/2009 | CN201274552Y Mems麦克风 Mems Microphone |
| 07/15/2009 | CN201274551Y Mini microphone circuit board for digital signal |
| 07/15/2009 | CN201274550Y Fixing structure for loudspeaker |
| 07/15/2009 | CN201274549Y Open-air solar decorative lamp loudspeaker convenient for use |
| 07/15/2009 | CN101483796A Head phone |
| 07/15/2009 | CN101483795A Integrated natural stone material sound box |
| 07/14/2009 | US7561713 Electro-acoustic device for creating patterns of particulate matter |
| 07/14/2009 | US7561707 Hearing aid system |
| 07/14/2009 | US7561705 Reduction of flux leakage in a dynamic microphone |
| 07/09/2009 | WO2009085785A2 Acoustic reconfiguration devices and methods |
| 07/09/2009 | WO2009084557A1 Speaker device |
| 07/09/2009 | US20090175488 Diaphragm and Electrical-Acoustic Transducer having the same |
| 07/09/2009 | US20090175485 On-wall loudspeaker and mounting apparatus |
| 07/09/2009 | US20090175484 Embedded audio system in distributed acoustic sources |
| 07/09/2009 | US20090175483 Portable sound box assembly |
| 07/09/2009 | US20090175479 Microphone package, lead frame, mold substrate, and mounting structure therefor |
| 07/09/2009 | US20090175478 Flesh conducted sound microphone, signal processing device, communication interface system and sound sampling method |
| 07/09/2009 | US20090175476 Speakerbar |
| 07/09/2009 | US20090175464 Headset For Voice Activation/Confirmation Enabled Surgical Console |
| 07/09/2009 | DE202008017352U1 Adaptive Rauscherzeugungsvorrichtung Adaptive noise generating device |
| 07/09/2009 | DE102008003248A1 Hörer Listener |
| 07/09/2009 | DE102007062874A1 Flat loudspeaker for use in field of acoustics, has plate, and voice coil that is mounted on plate for exciting plate to produce flexural vibrations, where plate has hole in inner side and hole is evacuated or filled with gas |
| 07/09/2009 | CA2711050A1 Adjustable shape earphone |
| 07/08/2009 | EP2077680A1 Loudspeaker system with double chamber enclosure |
| 07/08/2009 | EP2077657A1 Keypad and microphone arrangement |
| 07/08/2009 | EP2007168A9 Voice conference device |
| 07/08/2009 | EP1600034B1 Loudspeaker box |
| 07/08/2009 | CN201270579Y Bluetooth earphone receiver with stereo sound source and battery charging socket |
| 07/08/2009 | CN201270578Y Bionic ear hanging earphone |
| 07/08/2009 | CN201270577Y Terminal earphone |
| 07/08/2009 | CN201270576Y Fast assembling and disassembling apparatus for horn on ceiling or wall |
| 07/08/2009 | CN201270575Y Tunable resonance frequency loudspeaker box |
| 07/08/2009 | CN101478707A Bluetooth earphone with card reading and MP3 playing function |
| 07/08/2009 | CN100512508C Electroacoustic transducer with vibration function and manufacturing method thereof |
| 07/08/2009 | CN100512337C Bluetooth headset and method for informing user of incoming call signal using the same |
| 07/08/2009 | CN100508920C Hearing system |
| 07/07/2009 | US7558398 Headphones |
| 07/07/2009 | US7558395 Loudspeaker |
| 07/07/2009 | US7556121 Speaker set and mobile phone incorporating the same |
| 07/07/2009 | CA2506439C A parallel gsc structure for adaptive beamforming under equalization constraints |
| 07/07/2009 | CA2440233C Directional controller and a method of controlling a hearing aid |
| 07/07/2009 | CA2408724C Acoustic transmission connection, headset with acoustic transmission connection, and uses of the acoustic transmission connection |
| 07/02/2009 | WO2009082357A1 An assembly for a sound reproduction apparatus included with a communications apparatus and a method of using the assembly |
| 07/02/2009 | WO2009082233A1 Microphone device |
| 07/02/2009 | WO2009081698A1 Audio reproducing system |
| 07/02/2009 | WO2009080908A1 Method and device for translation as well as a headset implemented by said device |
| 07/02/2009 | WO2006083834A3 Sound tube tuned multi-driver earpiece |
| 07/02/2009 | US20090169049 Low Profile Audio Speaker |
| 07/02/2009 | US20090169048 Electro-acoustic transducer and electronic apparatus using it |
| 07/02/2009 | US20090169047 Speaker |
| 07/02/2009 | US20090169046 Electronic device with a speaker |
| 07/02/2009 | US20090169045 Display Device with Hidden Speaker Assemblies |
| 07/02/2009 | US20090169044 Earphone Antenna |
| 07/02/2009 | US20090169041 Acoustic reconfiguration devices and methods |
| 07/02/2009 | US20090169040 Devices and methods for enhancing the frequency output of a portable audio device |
| 07/02/2009 | US20090169034 Condenser microphone mountable on main pcb |
| 07/02/2009 | US20090168024 Electronic apparatus housing cover, electronic apparatus, and projector |
| 07/02/2009 | DE202009005485U1 Lautsprecheranordnung Speaker assembly |
| 07/01/2009 | EP2076065A1 Hearing device and method for a wireless receiving and/or sending of data |
| 07/01/2009 | EP2074869A2 Structures for color-changing light devices |
| 07/01/2009 | CN201267009Y Acoustic enclosure acoustics filter |
| 07/01/2009 | CN201267008Y Resonance sound equipment |
| 07/01/2009 | CN201267007Y Novel earphone |
| 07/01/2009 | CN201267006Y Hook with removable earplug |
| 07/01/2009 | CN201267005Y Earphone device with microphone and connector |
| 07/01/2009 | CN201267004Y Acoustic enclosure with stereo plug |
| 07/01/2009 | CN101472208A Long distance microphone with high directionality |
| 07/01/2009 | CN101472207A Ultra-thin depth bass sensor with feeling vibration sense |
| 07/01/2009 | CN101472206A Earphone device |
| 07/01/2009 | CN101472205A Solar charging type Bluetooth earphone device |
| 07/01/2009 | CN101472204A Portable electronic device and assembling method thereof |