Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 7 - Diaphragms for electromechanical transducers; Cones
Patents for H04R 7 - Diaphragms for electromechanical transducers; Cones (6,555)
06/2010
06/24/2010WO2010071090A1 Carbonaceous sound vibratory plate and method for manufacturing same
06/24/2010US20100158304 Diaphragm for an electroacoustic transducer, and electroacoustic transducer
06/23/2010EP2200335A1 Loudspeaker unit
06/23/2010CN201515488U Loudspeaker
06/23/2010CN201515487U Loudspeaker magnetic circuit with radiating block
06/23/2010CN1843057B Speaker
06/23/2010CN1287766B Active acoustic devices comprising panel members
06/23/2010CN101755466A Partition, control method, program, and recording medium
06/23/2010CN101754074A Bass solution without sound box
06/17/2010DE102008063245A1 Lautsprechereinheit Speaker unit
06/16/2010CN201509299U Sound cone for thin type speaker
06/16/2010CN201509298U loudspeaker
06/16/2010CN1575038B Resin-molded component and method for manufacturing thereof as well as diaphragm for loudspeaker
06/16/2010CN101743761A Flat speaker
06/16/2010CN101743760A Diaphragm for speaker, speaker using the diaphragm, and system using the speaker
06/16/2010CN101742384A Track shape loudspeaker
06/10/2010WO2010063320A1 Panel of glass comprising at least a sheet of glass, an exciter and a touch sensing device
06/10/2010WO2010044623A3 Diaphragm for sound converter and sound converter including the same
06/10/2010DE102008060054A1 Loudspeaker, has loudspeaker diaphragm comprising edge directly connected to loudspeaker frame, bellows formed in edge region of diaphragm, and damping elements arranged in folding of bellows
06/09/2010EP2194729A1 Speaker with sound generation part of large area
06/09/2010EP2193666A1 Broadband exciter
06/09/2010CN201504313U Loudspeaker and sound generating device thereof
06/09/2010CN101729961A Integrated vibration plate for a microspeaker, making method thereof and microspeaker
06/08/2010US7734362 Calculating a doppler compensation value for a loudspeaker signal in a wavefield synthesis system
06/02/2010EP2192792A1 Vibration plate and speaker
06/02/2010DE102008059312A1 Electro acoustic transducer i.e. bending wave transducer, for use as flat loud speakers, has acoustic diaphragm designed as rigid, rectangular plate body that is supported in area of two outer edges, and bracket designed as absorption parts
06/02/2010CN201499291U Multi-layer compound panel vibration film for loudspeaker
06/02/2010CN101720053A Speaker vibration film made of non-wood fibers and manufacture process thereof
06/01/2010US7726441 Acoustic vibratory plate
05/2010
05/27/2010WO2010058556A1 Speaker and electronic device including speaker
05/27/2010WO2010038229A3 Actuator apparatus with comb-drive component and methods useful for manufacturing and operating same
05/26/2010EP2189005A1 Flat subwoofer
05/26/2010CN201491258U Back-pole electro-acoustic actuator with equal air-pressure electret and two vibration films
05/26/2010CN201491245U Paper cone for loud speaker
05/26/2010CN201491244U Drum paper for loud speaker
05/26/2010CN201491243U Vibration film and sound production device using same
05/26/2010CN1771755B System for the projection of cinematographic works or digital works with sound
05/26/2010CN1653849B Transducer
05/26/2010CN1640188B Thin speaker and method of manufacturing the speaker
05/20/2010DE102006056394B4 Beleuchtungseinrichtung Lighting device
05/19/2010EP1757160B1 Diamond diaphragms for loudspeaker drive units or microphones
05/19/2010CN201479336U Hi-fi static sound box adopting single-layer vibration film
05/19/2010CN201479324U Luminous loudspeaker
05/19/2010CN101711005A Device for improving outgoing loudspeaker responses
05/18/2010US7716808 Method of attaching a diaphragm to a frame for a planar loudspeaker
05/12/2010CN201467442U Capacitor microphone
05/12/2010CN201467427U TPX complex sound basin for loudspeaker
05/12/2010CN201467426U Composite vibrating membrane for miniature receiver or loudspeaker
05/06/2010WO2010050068A1 Speaker device, and automobile
05/06/2010WO2010050064A1 Speaker device
05/06/2010WO2010049399A1 Directive low frequency loudspeaker
05/06/2010US20100111351 Sound generator
05/06/2010US20100108433 Electroacoustic transducer diaphragm
05/05/2010EP1570706B1 Slider mobile telephone comprising a bending wave loudspeaker
05/05/2010CN1571582B Mini-acoustical device based on magneto resistor effect
05/05/2010CN101702787A Waterproof microphone
05/04/2010US7711137 Transducer with deformable corner
05/04/2010US7711135 Sounding device
05/04/2010US7708111 Acoustic diaphragm and method for manufacturing an acoustic diaphragm
04/2010
04/29/2010WO2010046132A1 Flat diaphragm loudspeaker
04/28/2010EP2180722A1 Method for manufacturing electret diaphragm
04/28/2010EP2180721A1 Flat membrane loudspeaker
04/27/2010US7706561 Electroacoustic transducer with a diaphragm and method for fixing a diaphragm in such transducer
04/27/2010US7704428 Method for manufacturing diaphragm for use in electroacoustic transducer
04/22/2010WO2010044623A2 Diaphragm for sound converter and sound converter including the same
04/22/2010WO2010044526A1 Integrated vibration plate for micro-speaker, manufacturing method thereof, and micro-speaker including the vibration plate
04/22/2010WO2010044128A1 Electromagnetic converter
04/21/2010EP2178307A2 Speaker apparatus and electronic apparatus having speaker apparatus enclosed therein
04/21/2010EP2177047A1 Electrodynamic transducer, in particular of the loudspeaker type with ferrofluid suspension and related devices
04/21/2010CN201440721U Loudspeaker for movable electronic product
04/21/2010CN1698397B Speaker
04/21/2010CN1602648B Loudspeakers
04/21/2010CN1527638B Electroacoustic sensor
04/20/2010US7699139 Diaphragm surround
04/15/2010US20100092023 Speaker motor and speaker
04/15/2010US20100092011 Membrane for an electroacoustic transducer and acoustic device
04/15/2010DE102008047796A1 Vorrichtung zur Erzeugung von breitbandigem Schall im Hörbereich des Menschen An apparatus for generating a broadband sound in the audible range of the human
04/14/2010CN201438755U Vibrating membrane of micro moving coil type electro-acoustic transducer
04/14/2010CN101695146A Dual-drive speaker
04/14/2010CN101695145A Cone of thin speaker
04/07/2010EP2173112A1 Partition, control method, program, and recording medium
04/07/2010EP2172059A2 Membrane having a multipart structure
04/07/2010EP2172056A2 Loudspeaker
04/07/2010EP2171988A1 Distributed mode speaker for mobile devices
04/01/2010WO2010036390A1 Portable communication device having an electroluminescent driven haptic keypad
04/01/2010US20100080406 Push-pull type speaker device and method of manufacturing the same
03/2010
03/31/2010CN201435818Y Vibration membrane
03/31/2010CN201435817Y Improved speaker cone
03/31/2010CN101690268A Method of producing diaphragm and speaker and electronic device using the diaphragm
03/31/2010CN101690260A Loudspeaker with a stiffening element
03/31/2010CN101690138A Distributed mode speaker for mobile devices
03/30/2010US7686128 Speaker diaphragm and speaker
03/25/2010WO2010031612A1 Apparatus for producing wideband sound in the audible range of humans
03/24/2010EP2165565A1 Membrane for an acoustic device and acoustic device
03/24/2010CN101682817A Diaphragm surround
03/24/2010CN101682816A Electro-acoustic sound transducer, receiver and microphone
03/24/2010CN101677422A Dynamic micro speaker with dual suspension
03/24/2010CN101675886A Resetting means after displacement of diaphragm for stethoscope
03/24/2010CN100596240C Speaker, speaker module, and electronic equipment using speaker module
03/23/2010US7684576 Resonant element transducer
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