Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 19 - Electrostatic transducers
Patents for H04R 19 - Electrostatic transducers (5,387)
08/2010
08/12/2010WO2010090070A1 Microphone unit
08/12/2010US20100202649 Microphone Unit
08/12/2010US20100202648 Cover for apertures of an electric micro-device housing
08/11/2010EP2215968A1 Ultrasonic probe and ultrasonic imaging apparatus
08/11/2010EP2215856A1 An electrostatic speaker system
08/11/2010EP2215855A1 Capacitive micromachined ultrasonic transducer with voltage feedback
08/11/2010EP2215854A1 Stacked transducing devices
08/11/2010CN201550276U capacitance-type microphone
08/11/2010CN201550275U Mems microphone
08/11/2010CN201550274U Microphone used for teaching
08/11/2010CN101803404A condenser microphone
08/11/2010CN101803401A Digital speaker driving device
08/05/2010WO2010086240A1 Microphone component and method for operating a component of this type
08/05/2010WO2010086206A1 Component comprising a micromechanical microphone structure and method for operating said microphone component
08/05/2010WO2010086061A1 Micromechanical pressure sensor comprising a vertical membrane suspension element
08/05/2010WO2010045107A3 Microphone having multiple transducer elements
08/05/2010US20100194407 MEMS sensor
08/05/2010DE102009000950A1 Bauelement mit einer mikromechanischen Mikrofonstruktur und Verfahren zum Betreiben eines solchen Mikrofonbauelements Component having a micromechanical microphone structure and method of operating such a device microphone
08/05/2010DE102009000583A1 Bauelement mit einer mikromechanischen Mikrofonstruktur und Verfahren zum Betreiben eines solchen Bauelements Component having a micromechanical microphone structure and method of operating such a device
08/04/2010EP2214421A1 Component with a micromechanical microphone structure and method for operating such a component
08/04/2010EP2213107A1 Diaphragm for a condenser microphone
08/04/2010CN201541344U MEMS microphone
08/04/2010CN101792110A Mems传感器 Mems Sensor
07/2010
07/29/2010WO2010084236A1 Improved microphone package
07/29/2010US20100189301 Condenser microphone unit
07/29/2010DE102009000429A1 Micro-mechanical device, e.g. for an acceleration sensor for releasing an airbag on a motor vehicle, has a moving element, limiting surfaces and restricting knobs
07/29/2010DE102009000416A1 Mikromechanischer Drucksensor mit vertikaler Membranaufhängung The micromechanical pressure sensor with vertical diaphragm suspension
07/28/2010CN201536417U Mems麦克风 Mems Microphone
07/27/2010US7761981 Methods for fabricating an electroactive polymer device
07/22/2010WO2010081347A1 Insulating plate for a condenser microphone and a condenser microphone for using the insulating plate
07/22/2010US20100184328 Microphone Output Connector
07/21/2010CN101785325A electrostatic capacitive vibrating sensor
07/21/2010CN101783464A Microphone output connector
07/15/2010WO2010080820A2 Microphone and orientation sensor assembly
07/15/2010WO2010079574A1 Mems device
07/14/2010EP2207364A1 Component with a micromechanical microphone structure
07/14/2010CN201528422U Capacitance microphone
07/14/2010CN1653850B Capacitor sensor
07/14/2010CN1498513B Miniature broadband transducer
07/14/2010CN101778325A Silicon-based capacitance microphone-based micro-electromechanical mirror motion feedback control system
07/14/2010CN101777425A A method of producing an electret material
07/13/2010US7756279 Microphone preamplifier
07/08/2010US20100172529 Method and apparatus for detecting user activities from within a hearing assistance device using a vibration sensor
07/08/2010US20100172521 Electret Assembly For A Microphone Having A Backplate With Improved Charge Stability
07/08/2010DE102009000053A1 Bauelement mit einer mikromechanischen Mikrofonstruktur Component having a micromechanical microphone structure
07/07/2010EP2205004A1 Flexible luminescent electro-acoustic transducer and electronic device using the same
07/07/2010CN201523447U Micro-patch capacitive microphone
07/01/2010WO2010073598A1 Balance signal output type sensor
07/01/2010WO2010072142A1 Condenser microphone
06/2010
06/30/2010CN101765047A Capacitance microphone and manufacturing method thereof
06/24/2010US20100158286 Ultrasonic transducer for parametric array
06/24/2010US20100158285 Ultrasonic transducer for parametric array
06/23/2010CN201515492U 麦克风 Microphone
06/23/2010CN201515491U Electrostatic type loudspeaker
06/23/2010CN101754078A Electret back-electrode double diaphragm electroacoustic actuator and manufacturing method thereof
06/17/2010WO2010067834A1 Microphone unit and voice input device using same
06/17/2010WO2010018998A3 Acoustic/electrical signal converting package
06/16/2010CN201509311U Micro-capacitance type microphone
06/16/2010CN201509310U Condenser microphone
06/16/2010CN201509309U Uni-directional electret microphone
06/16/2010CN201509308U Minitype paster capacitance type microphone
06/16/2010CN1665348B Electret condenser microphone with noise isolation and electrostatic discharge protection function
06/16/2010CN101742390A Miniature microphone for inhibiting interference signal
06/16/2010CN101742389A Integrated circuit structure and forming method thereo
06/16/2010CN101742388A Electronic device with electret electroacoustic transducer
06/10/2010WO2010064704A1 Microphone unit
06/09/2010EP2194730A2 Voice input apparatus
06/09/2010EP2194549A1 A method of producing an electret material
06/09/2010CN201504314U Micro electro mechanical microphone
06/09/2010CN201504313U Loudspeaker and sound generating device thereof
06/09/2010CN201504312U Loudspeaker and sound generator thereof
06/09/2010CN201504311U Loudspeaker and sound generating device thereof
06/09/2010CN101729966A Micro-electro-mechanical microphone packaging structure
06/09/2010CN101729965A Flat speaker unit and speaker device therewith
06/09/2010CN101729964A electroacoustic transducer
06/09/2010CN101729963A Equipment and related method for continuously charging electret diaphragm
06/09/2010CN101729962A Method and electronic device for driving capacitance type electroacoustic transducer
06/03/2010WO2010062820A2 Side-ported mems microphone assembly
06/03/2010WO2010061912A1 Ultrasonic transducer, electronic device, and ultrasonic endoscope
06/03/2010US20100135123 Acoustic sensor element
06/02/2010CN201499301U Integrated diaphragm vibrating microphone
06/02/2010CN201499300U Self-powered microphone
06/01/2010US7729500 Microphone array with electromagnetic interference shielding means
06/01/2010US7728490 Capacitive micromachined ultrasonic transducer
06/01/2010US7727156 Dual frequency band ultrasound transducer arrays
05/2010
05/27/2010WO2010057992A1 Cmut cell consisting of a membrane of nanotubes or nanowires or nanobeams
05/27/2010WO2010038229A3 Actuator apparatus with comb-drive component and methods useful for manufacturing and operating same
05/27/2010US20100128915 Hearing device with detachable microphone
05/27/2010US20100128914 Side-ported MEMS microphone assembly
05/27/2010US20100128901 Wind noise rejection apparatus
05/27/2010DE102008058787A1 Mikrofon Microphone
05/26/2010EP2190215A1 Condenser microphone
05/26/2010EP1247350B1 Parametric audio system
05/26/2010CN201491265U Minisize capacitance type microphone
05/26/2010CN201491264U Condenser microphone
05/26/2010CN201491263U Electret microphone
05/26/2010CN201491262U Microphone
05/26/2010CN201491261U capacitance microphone
05/26/2010CN201491260U Silicon condenser microphone
05/26/2010CN201491259U Silicon substrate condenser microphone
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