SG11201801192XA - Mems sound transducer with closed control system - Google Patents

Mems sound transducer with closed control system

Info

Publication number
SG11201801192XA
SG11201801192XA SG11201801192XA SG11201801192XA SG11201801192XA SG 11201801192X A SG11201801192X A SG 11201801192XA SG 11201801192X A SG11201801192X A SG 11201801192XA SG 11201801192X A SG11201801192X A SG 11201801192XA SG 11201801192X A SG11201801192X A SG 11201801192XA
Authority
SG
Singapore
Prior art keywords
control system
sound transducer
closed control
mems sound
mems
Prior art date
Application number
SG11201801192XA
Inventor
Clerici Andrea Rusconi
Ferruccio Bottoni
Original Assignee
USound GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by USound GmbH filed Critical USound GmbH
Publication of SG11201801192XA publication Critical patent/SG11201801192XA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00Monitoring arrangements; Testing arrangements
    • H04R29/001Monitoring arrangements; Testing arrangements for loudspeakers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B81MICROSTRUCTURAL TECHNOLOGY
    • B81BMICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B7/00Microstructural systems; Auxiliary parts of microstructural devices or systems
    • B81B7/008MEMS characterised by an electronic circuit specially adapted for controlling or driving the same
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezoelectric transducers; Electrostrictive transducers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00Monitoring arrangements; Testing arrangements
    • H04R29/004Monitoring arrangements; Testing arrangements for microphones
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/002Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/007Protection circuits for transducers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/04Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00Diaphragms for electromechanical transducers; Cones
    • H04R7/16Mounting or tensioning of diaphragms or cones
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B81MICROSTRUCTURAL TECHNOLOGY
    • B81BMICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2201/00Specific applications of microelectromechanical systems
    • B81B2201/02Sensors
    • B81B2201/0257Microphones or microspeakers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B81MICROSTRUCTURAL TECHNOLOGY
    • B81BMICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2207/00Microstructural systems or auxiliary parts thereof
    • B81B2207/03Electronic circuits for micromechanical devices which are not application specific, e.g. for controlling, power supplying, testing, protecting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/003Mems transducers or their use

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Micromachines (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Circuit For Audible Band Transducer (AREA)
SG11201801192XA 2015-08-27 2016-08-01 Mems sound transducer with closed control system SG11201801192XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015114245.7A DE102015114245A1 (en) 2015-08-27 2015-08-27 MEMS sound transducer with closed control system
PCT/EP2016/068295 WO2017032555A1 (en) 2015-08-27 2016-08-01 Mems sound transducer with closed control system

Publications (1)

Publication Number Publication Date
SG11201801192XA true SG11201801192XA (en) 2018-03-28

Family

ID=56682099

Family Applications (2)

Application Number Title Priority Date Filing Date
SG11201801192XA SG11201801192XA (en) 2015-08-27 2016-08-01 Mems sound transducer with closed control system
SG10201911875QA SG10201911875QA (en) 2015-08-27 2016-08-01 Mems sound transducer with closed control system

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG10201911875QA SG10201911875QA (en) 2015-08-27 2016-08-01 Mems sound transducer with closed control system

Country Status (12)

Country Link
US (1) US10327083B2 (en)
EP (1) EP3342185B1 (en)
JP (1) JP6876699B2 (en)
KR (1) KR20180042273A (en)
CN (1) CN107925834B (en)
AU (1) AU2016311035B2 (en)
CA (1) CA2996670A1 (en)
DE (1) DE102015114245A1 (en)
HK (1) HK1250555A1 (en)
MY (1) MY183685A (en)
SG (2) SG11201801192XA (en)
WO (1) WO2017032555A1 (en)

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* Cited by examiner, † Cited by third party
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JP6604626B2 (en) * 2015-08-21 2019-11-13 国立大学法人東北大学 Detection device
WO2019133646A1 (en) * 2017-12-27 2019-07-04 Knowles Electronics, Llc Transducer assembly fault detection
IT201800004758A1 (en) 2018-04-20 2019-10-20 PIEZOELECTRIC MEMS ACOUSTIC TRANSDUCER AND RELATED MANUFACTURING PROCEDURE
DE102018113112A1 (en) 2018-06-01 2019-12-05 USound GmbH Method for operating a speaker unit and a speaker unit
TWI684367B (en) * 2018-09-14 2020-02-01 美律實業股份有限公司 Speaker and microelectromechanical actuator thereof
US11097852B2 (en) * 2018-11-28 2021-08-24 The Boeing Company Systems and methods for obtaining sensor data indicative of flight characteristics of an aircraft using an acoustically powered sensor unit
IT201900007317A1 (en) 2019-05-27 2020-11-27 St Microelectronics Srl MICROELECTROMECHANICAL PIEZOELECTRIC ACOUSTIC TRANSDUCER WITH IMPROVED CHARACTERISTICS AND RELATED MANUFACTURING PROCESS
US10805751B1 (en) * 2019-09-08 2020-10-13 xMEMS Labs, Inc. Sound producing device
DE102019218769A1 (en) * 2019-12-03 2020-11-19 Robert Bosch Gmbh Micromechanical component for an actuator and / or sensor device
IT202000015073A1 (en) 2020-06-23 2021-12-23 St Microelectronics Srl MICROELECTROMECHANICAL MEMBRANE TRANSDUCER WITH ACTIVE DAMPER
EP4287652A1 (en) * 2022-06-02 2023-12-06 Infineon Technologies AG Mems device and method for operating a mems device

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US2860183A (en) * 1954-02-01 1958-11-11 Conrad Ivan Willard Sound reproducing system
EP0188609A1 (en) * 1984-08-03 1986-07-30 Motorola, Inc. Piezoelectric loudspeaker having a feedback transducer
JPH1022509A (en) * 1996-06-28 1998-01-23 Omron Corp Sensor device
FI114079B (en) * 1999-05-07 2004-07-30 Nokia Corp Piezoelectric audio device and method of sound production
DE10256033A1 (en) 2002-11-22 2004-06-03 Geiger, Wolfgang, Dipl.-Phys. Loudspeaker-positioning device for controlling the linear position of a loudspeaker, comprises control input generator for applying set point value to incoming audio signal, to reduce linear and non-linear distortions
WO2010038229A2 (en) * 2008-10-02 2010-04-08 Audio Pixels Ltd. Actuator apparatus with comb-drive component and methods useful for manufacturing and operating same
JP5325630B2 (en) * 2009-03-27 2013-10-23 株式会社東芝 Microphone device and adjusting device and adjusting method thereof
KR101561661B1 (en) * 2009-09-25 2015-10-21 삼성전자주식회사 Piezoelectric micro speaker having weight attached to vibrating membrane and method of manufacturing the same
WO2011076288A1 (en) * 2009-12-24 2011-06-30 Nokia Corporation Loudspeaker protection apparatus and method thereof
US9253584B2 (en) * 2009-12-31 2016-02-02 Nokia Technologies Oy Monitoring and correcting apparatus for mounted transducers and method thereof
EP2432249A1 (en) * 2010-07-02 2012-03-21 Knowles Electronics Asia PTE. Ltd. Microphone
DE102011054009A1 (en) 2011-09-28 2013-03-28 K & F Beteiligungen Gmbh Loudspeaker supervision
DE102012215239B4 (en) 2012-08-28 2023-12-21 Robert Bosch Gmbh Component and method for testing such a component
WO2014045123A2 (en) * 2012-09-24 2014-03-27 Actiwave Ab Control and protection of loudspeakers
FR3000354B1 (en) * 2012-12-20 2015-01-30 Commissariat Energie Atomique MEMBRANE DEVICE WITH CONTROLLED DISPLACEMENT
WO2014102766A1 (en) * 2012-12-27 2014-07-03 Audio Pixels Ltd. System and method for testing
US9247342B2 (en) * 2013-05-14 2016-01-26 James J. Croft, III Loudspeaker enclosure system with signal processor for enhanced perception of low frequency output
DE102014106753B4 (en) 2014-05-14 2022-08-11 USound GmbH MEMS loudspeaker with actuator structure and diaphragm spaced therefrom

Also Published As

Publication number Publication date
KR20180042273A (en) 2018-04-25
AU2016311035A1 (en) 2018-03-15
JP2018533315A (en) 2018-11-08
JP6876699B2 (en) 2021-05-26
EP3342185A1 (en) 2018-07-04
HK1250555A1 (en) 2018-12-21
WO2017032555A1 (en) 2017-03-02
EP3342185B1 (en) 2022-11-16
AU2016311035B2 (en) 2020-10-08
DE102015114245A1 (en) 2017-03-02
CN107925834A (en) 2018-04-17
MY183685A (en) 2021-03-08
CA2996670A1 (en) 2017-03-02
US10327083B2 (en) 2019-06-18
SG10201911875QA (en) 2020-01-30
CN107925834B (en) 2021-08-17
US20180234783A1 (en) 2018-08-16

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