Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 1 - Details of transducers
Patents for H04R 1 - Details of transducers (42,173)
03/2008
03/19/2008CN201039429Y Flashing microphone
03/19/2008CN201039428Y A handheld radio microphone
03/19/2008CN201039427Y Transmitter supporter
03/19/2008CN201039426Y Multi-functional horn device
03/19/2008CN201039425Y Sound box with built-in power supply
03/19/2008CN201039424Y A portable sound box package
03/19/2008CN201039423Y A micro combined sound box
03/19/2008CN201039422Y Digital microphone
03/19/2008CN201039421Y A tilt/elevation adjustable structure for built-in horn
03/19/2008CN201039420Y Waterproof ventilating structure and pronunciation and sound sampling device
03/19/2008CN201039419Y A folding passive small sound box (1)
03/19/2008CN201039418Y USB network phone horn with 7-color light change for sound source
03/19/2008CN201039417Y Sound box
03/19/2008CN201039342Y TV sound
03/19/2008CN101147420A An electroacoustic device
03/19/2008CN101146373A Audio input/output device and method
03/19/2008CN101146372A Portable electronic apparatus
03/19/2008CN101146371A Earphone system
03/19/2008CN101143034A Jacket used for mounting portable music player and earphone line
03/18/2008US7346315 Handheld device loudspeaker system
03/18/2008US7346183 Spider with lead wires sandwiched
03/18/2008US7346181 Loudspeaker grille
03/18/2008US7346179 Microphone with low frequency noise shunt
03/18/2008US7346175 System and apparatus for speech communication and speech recognition
03/18/2008CA2430898C Speaker device
03/18/2008CA2374837C Loudspeaker
03/13/2008WO2008030871A1 Method and system of managing volume and functionality control between an audio player and wireless earphones
03/13/2008WO2008029515A1 Bone conduction speaker
03/13/2008WO2008029514A1 Vibration pickup microphone
03/13/2008WO2008029478A1 Sound output control apparatus
03/13/2008WO2008010255A3 Stands for speakers which have an absorption system for the vibrations induced by the speakers or by environmental interferences
03/13/2008WO2008001190A3 A ribbon driver and a loudspeaker including a ribbon driver
03/13/2008WO2007112404A3 Electroacoustic transducer system and manufacturing method thereof
03/13/2008US20080063235 Loudspeaker
03/13/2008US20080063221 System and method for design and fabrication of a high frequency transducer
03/13/2008US20080063218 Machined window undercut
03/13/2008DE102006059197A1 Ohrhörer Earphones
03/13/2008DE102006039454A1 Planar loudspeaker device for use in compact disc player, has passive filter unit provided for integration into building wall and exhibiting adjusting unit with adjusting values designed for predetermined surface layers on surface diaphragm
03/13/2008DE102006039452A1 Flächenlautsprechervorrichtung Panel loudspeaker device
03/13/2008DE102005052680B4 Spannvorrichtung zum Verspannen zweier Wände Clamping device for clamping two walls
03/13/2008CA2661990A1 Bone conduction speaker
03/12/2008EP1898665A2 Plug, sound input and output,and noise cancellation
03/12/2008EP1898664A2 Audio player with decreasing environmental noise function
03/12/2008EP1898640A1 Audio/display device
03/12/2008EP1898323A1 Portable music player and transmitter cross reference to related application
03/12/2008EP1897404A1 A speaker apparatus in a wireless communication device
03/12/2008EP1897403A1 Determination of the position of sound sources
03/12/2008EP1897402A1 Inflatable loudspeaker enclosure
03/12/2008EP1897351A1 A speaker apparatus combining earpiece and hands free functions
03/12/2008EP1767048B1 Bistable expandable headband
03/12/2008EP1443848B1 Acoustically generated images having selected components
03/12/2008CN201036253Y Novel microphone handle
03/12/2008CN201036252Y Microphone handle
03/12/2008CN201036251Y Sound box with rolling wheel regulation knob
03/12/2008CN201035978Y Explosion-proof loudspeaker
03/12/2008CN201035966Y Electro-acoustic musical instrument sound box with iPod base
03/12/2008CN201035965Y Electro-acoustic musical instrument sound box with ipod base and karaoke
03/12/2008CN201035260Y Glasses integrating bone conduction technology
03/12/2008CN101142849A A multiple loudspeaker device
03/12/2008CN101142848A A device for processing audio data, a method of processing audio data, a program element and a computer-readable medium
03/12/2008CN101142847A Speaker system
03/12/2008CN101142846A Electronic apparatus
03/12/2008CN101142845A Loudspeaker enclosure with a closed and an open position
03/12/2008CN101142749A Portable apparatus with built-in fm transmitter
03/12/2008CN101141830A Headphone
03/12/2008CN101141829A Audio player with decreasing environmental noise function
03/12/2008CN101141828A Microphone module and mounting structure adapted to portable electronic device
03/12/2008CN101141827A Acoustic device matched with sunshade/sail
03/12/2008CN101141505A Earphone keying shot method of mobile phone
03/12/2008CN101141040A Plug, sound input and output,and noise cancellation
03/12/2008CN101140704A Direction testing apparatus
03/11/2008US7343018 System of sound transducers with controllable directional properties
03/11/2008US7342263 Circuit device
03/06/2008WO2008025154A1 High power low frequency transducers and method of assembly
03/06/2008WO2008025060A1 Loudspeaker system with adjustable response
03/06/2008WO2007134233A3 Transducer enclosure
03/06/2008US20080058002 Electron device
03/06/2008US20080056522 System and Method for Sound Generation
03/06/2008US20080056508 Garment for controling an electronic device
03/06/2008US20080055548 Projector and Method of Controlling Ultrasonic Speaker in Projector
03/06/2008US20080054153 Microphone Holder
03/06/2008US20080053745 Electroacoustic transducer and diaphragm
03/06/2008DE202007016564U1 Hochtonschallwandler mit integriertem 360 Grad Reflexionsabstrahlkegel Hochtonschallwandler with integrated 360 degree Reflexionsabstrahlkegel
03/06/2008DE112006001232T5 Lautsprecherbox und Lautsprechervorrichtung Speaker and speaker device
03/06/2008DE102006040344A1 Haltevorrichtung für einen Ultraschallwandler Holding device for an ultrasonic transducer
03/05/2008EP1895812A2 Electro-acoustic transducer
03/05/2008EP1895811A2 Multiple receivers with a common acoustic spout
03/05/2008EP1895810A2 Head set device
03/05/2008EP1894436A1 In-ear phone
03/05/2008EP1186204B1 Electroacoustic transducer having a moving coil and having elastic holding elements for the connecting leads of the moving coil
03/05/2008CN201032748Y Earphone with loudspeaker function
03/05/2008CN201032747Y 耳机结构 Headphone structure
03/05/2008CN201032746Y Sound box with power supply through USB interface of USB
03/05/2008CN101138276A Surround system
03/05/2008CN101138272A Diaphragm for planar speaker and planar speaker
03/05/2008CN101137249A Earphone
03/05/2008CN101137248A Multiple receivers with a common spout
03/05/2008CN100373223C Electric light device and electronic apparatus
03/04/2008US7340285 Earphone antenna and portable radio equipment provided with earphone antenna
03/04/2008US7340066 Audio device heat transferring
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