Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type
Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486)
08/2005
08/18/2005US20050180590 Loudspeaker with field replaceable parts and method of assembly
08/18/2005US20050180587 Equalizable active electroacoustic device for panels, and method of converting the panels and assembling the devices
08/18/2005US20050179523 Dual sound coil structure for a sounder device
08/18/2005US20050179326 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator
08/18/2005US20050178516 speaker components (e.g., diaphragm) which have been subjected to fire retardation treatments in a conventional art are a product of paper making of fire retardant fiber such as cellulose phosphate fiber
08/17/2005EP1565033A1 Loudspeaker with a magnetic circuit arranged at front side of diaphragm and a crossover network element behind the membrane and attached to the frame
08/17/2005EP1563709A1 Dynamic micro speaker with dual suspension
08/17/2005EP1563707A1 Bone vibrating speaker using the diaphragm and mobile phone thereby
08/17/2005EP1563678A1 Device having at least one loudspeaker and at least one coil
08/17/2005EP1356708B1 Double-dome speaker
08/17/2005CN1656849A Bone conductive speaker
08/17/2005CN1656779A Sports binocular telescope and cap rim combination arrangement and method of configuration
08/17/2005CN1655648A Speaker component, method of manufacturing the same and speaker apparatus including the same
08/17/2005CN1655647A Vibrating board and its producing method, and speaker
08/17/2005CN1655645A Loudspeaker and apparatus using loudspeaker
08/17/2005CN1215737C Electro-acoustic converter
08/16/2005US6931140 Electro-acoustic transducer with two diaphragms
08/16/2005US6929092 Speaker diaphragm
08/11/2005WO2005074318A1 An acoustic transducer and a ribbon
08/11/2005US20050177343 Method and apparatus for forming a pattern, device and electronic apparatus
08/11/2005US20050175213 Electromagnetic transducer having a low reluctance return path
08/11/2005US20050175212 Speaker apparatus
08/11/2005US20050175209 Integrated Speaker Device
08/11/2005US20050175205 Oval speaker apparatus and method of manufacturing the same
08/10/2005EP1562397A1 Electroacoustic transducer with vibration function and its manufacturing method
08/10/2005CN2716965Y Sound pickup device for percussion instrument
08/10/2005CN1652636A Electro-acoustic transducer
08/10/2005CN1652635A 扬声器设备 Speaker Equipment
08/10/2005CN1652634A Loudspeaker
08/04/2005WO2005072008A2 Electroacoustic transducer and enclosure comprising the same
08/04/2005WO2005072007A1 Diaphragm for loudspeaker and loudspeaker
08/03/2005CN1649446A 扬声器装置 The speaker device
08/03/2005CN1213634C Loudspeaker and mobile terminal equipment
08/02/2005US6925191 Flat panel speaker
07/2005
07/28/2005WO2005067675A2 Flat panel monitor frame with integral speakers
07/28/2005US20050163338 Magnetic circuit and speaker
07/28/2005US20050163335 Speaker apparatus
07/28/2005US20050163332 Luminescence speaker unit
07/28/2005US20050163327 Electromagnetic driving unit for a loudspeaker assembly
07/28/2005DE202005005802U1 Room audio sound box, has two staged independent output/power branches
07/27/2005EP1556942A1 Closed-ended linear voice coil actuator with improved force characteristic
07/27/2005CN2713767Y Elastic wave structure
07/27/2005CN1647580A Loudspeaker with a first and a second diaphragm body
07/27/2005CN1647578A Electromagnetic driving unit for a loudspeaker assembly
07/27/2005CN1647577A Microspeaker and method for assembling a microspeaker
07/27/2005CN1645971A Microphone array radio method and system with positioning technology combination
07/21/2005US20050157905 Loudspeaker
07/21/2005US20050157904 Acoustically enhanced electro-dynamic loudspeakers
07/21/2005US20050157901 Sound collector
07/21/2005US20050157900 Acoustic passive radiator rocking mode reducing
07/21/2005DE102004055034A1 Audio equipment e.g. speaker in mobile telephone, has subpanel joined to transparent sheet for protection, and fixed to voice coil of one magnetic circuit, while diaphragm is fixed to voice coil of other circuit
07/20/2005EP1555849A2 Acoustic passive radiator with rocking-mode reduction
07/20/2005EP1554737A1 Flat linear voice coil actuator with planar coils and a spring-type characteristic
07/20/2005CN2712026Y Electric tweeter
07/20/2005CN1643977A Transducer motor/generator assembly
07/20/2005CN1642387A Method and apparatus for forming pattern, device and electronic device
07/20/2005CN1642356A Acoustic passive radiator with rocking-mode reduction
07/14/2005WO2005064988A1 Loudspeaker and components for use in the construction thereof
07/14/2005US20050152576 Dome type diaphragm and loudspeaker apparatus
07/14/2005US20050152575 Loudspeaker transducer
07/14/2005US20050152573 Pot type yoke, speaker apparatus and method of manufacturing pot type yoke
07/14/2005US20050152572 Voice coil, speaker apparatus using the voice coil, and method for manufacturing the speaker apparatus
07/14/2005US20050152569 Speaker apparatus and method of manufacturing the same
07/14/2005US20050152564 Speaker having a transparent panel
07/14/2005CA2552033A1 Loudspeaker and components for use in the construction thereof
07/13/2005EP1553802A2 Magnetic circuit and speaker
07/13/2005CN2710296Y Loudspeaker
07/13/2005CN2710295Y Device for easy changing and fixing voice coil of electric cone loudspeaker
07/13/2005CN1640188A Thin speaker and method of manufacturing the speaker
07/13/2005CN1638530A Speaker apparatus
07/13/2005CN1638529A Magnetic circuit and speaker
07/13/2005CN1638528A Loudspeaker unit, loudspeaker device and electronic machine
07/13/2005CN1210992C Loudspeaker system
07/12/2005US6917690 Electromagnetic transducer having multiple magnetic air gaps whose magnetic flux is in a same direction
07/12/2005US6917270 Electromagnetic actuator and structure for mounting the same
07/12/2005US6915555 Method for manufacturing speaker
07/07/2005WO2005062664A1 Speaker and device using the same
07/07/2005US20050147274 Acoustic device
07/07/2005US20050147273 Acoustic device
07/07/2005US20050147272 Speaker suspension element
07/07/2005US20050145434 Speaker unit for low frequency reproduction
07/06/2005EP1551203A1 Speaker, speaker module, and electronic apparatus using the speaker module
07/06/2005CN1209940C Electroacoustic converter and electronic apparatus
07/05/2005US6914998 Speaker apparatus
06/2005
06/30/2005US20050141746 Speaker apparatus
06/30/2005US20050141745 Loudspeaker system, method and apparatus of manufacturing the same
06/30/2005US20050141744 Loudspeaker and components for use in construction thereof
06/30/2005DE202005002151U1 Microphone arrangement, has signal filter positioned between top-end and air chamber
06/29/2005EP1549107A2 Speaker apparatus
06/29/2005EP1549106A1 Diaphragm for loud speaker and loud speaker employing it
06/29/2005EP1549104A1 Speaker device
06/29/2005EP1547434A2 Wireless interactive headset
06/29/2005EP1547429A2 Suspension for the voice coil of a loudspeaker drive unit
06/29/2005CN2706988Y Push-pull single-body loudspeaker combined structure
06/28/2005US6912292 Concentric co-planar multiband electro-acoustic converter
06/28/2005US6912290 Speaker unit for low frequency reproduction
06/23/2005US20050135653 Acoustically enhanced electro-dynamic loudspeakers
06/23/2005US20050135652 Vibrating plate of dynamic microphone and method of manufacturing the same
06/23/2005US20050135651 Means at electromagnetic vibrator
06/23/2005US20050135649 Vibrating plate of dynamic microphone, method of manufacturing the vibrating plate and dynamic microphone comprising the same.
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