DE60107876D1 - Capacitive converter - Google Patents

Capacitive converter

Info

Publication number
DE60107876D1
DE60107876D1 DE60107876T DE60107876T DE60107876D1 DE 60107876 D1 DE60107876 D1 DE 60107876D1 DE 60107876 T DE60107876 T DE 60107876T DE 60107876 T DE60107876 T DE 60107876T DE 60107876 D1 DE60107876 D1 DE 60107876D1
Authority
DE
Germany
Prior art keywords
capacitive converter
capacitive
converter
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60107876T
Other languages
German (de)
Other versions
DE60107876T2 (en
Inventor
Jens Ole Gullov
Niels Eirby
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hottinger Bruel and Kjaer AS
Original Assignee
Bruel and Kjaer Sound and Vibration Measurement AS
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 Bruel and Kjaer Sound and Vibration Measurement AS filed Critical Bruel and Kjaer Sound and Vibration Measurement AS
Publication of DE60107876D1 publication Critical patent/DE60107876D1/en
Application granted granted Critical
Publication of DE60107876T2 publication Critical patent/DE60107876T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
DE60107876T 2000-10-20 2001-10-19 Capacitive converter Expired - Lifetime DE60107876T2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DK200001567 2000-10-20
DKPA200001567 2000-10-20
US24567200P 2000-11-06 2000-11-06
US245672P 2000-11-06

Publications (2)

Publication Number Publication Date
DE60107876D1 true DE60107876D1 (en) 2005-01-20
DE60107876T2 DE60107876T2 (en) 2005-12-22

Family

ID=26068899

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60109953T Expired - Lifetime DE60109953T2 (en) 2000-10-20 2001-10-19 CAPACITIVE TRANSFORMER
DE60107876T Expired - Lifetime DE60107876T2 (en) 2000-10-20 2001-10-19 Capacitive converter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60109953T Expired - Lifetime DE60109953T2 (en) 2000-10-20 2001-10-19 CAPACITIVE TRANSFORMER

Country Status (5)

Country Link
EP (1) EP1329129B1 (en)
CN (1) CN1284414C (en)
AU (1) AU2002210400A1 (en)
DE (2) DE60109953T2 (en)
WO (1) WO2002034008A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102026076A (en) * 2009-09-11 2011-04-20 台湾驻极体电子股份有限公司 Solar electret transducer and low-energy consumption electret transducer
US9967677B2 (en) * 2015-12-04 2018-05-08 Infineon Technologies Ag System and method for sensor-supported microphone
CN108696808B (en) * 2018-08-02 2020-11-17 歌尔股份有限公司 Loudspeaker and loudspeaker assembling method
TWI692255B (en) * 2018-10-30 2020-04-21 美律實業股份有限公司 MEMS sensor
CN110677798A (en) * 2019-09-09 2020-01-10 国网湖南省电力有限公司 Microphone with self-calibration function, calibration method thereof, sound transmission system and sound detection system
DE102022114073A1 (en) 2022-06-03 2023-12-14 Sennheiser Electronic Gmbh & Co. Kg Electret microphone

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588382A (en) * 1967-10-11 1971-06-28 Northern Electric Co Directional electret transducer
NL7313455A (en) * 1973-10-01 1975-04-03 Philips Nv MICROPHONE WITH ELECTROSTATIC CAPSULE.
FR2412297A2 (en) * 1977-01-25 1979-07-20 Anvar NEW RESPIRATION MONITORING DEVICES
GB2029161B (en) * 1978-08-21 1983-01-26 Hosiden Electronics Co Electret microphone
US4443666A (en) * 1980-11-24 1984-04-17 Gentex Corporation Electret microphone assembly
DK146770C (en) * 1981-11-13 1984-06-04 Brueel & Kjaer As CAPACITY TRANSDUCER
NL1002880C2 (en) * 1996-04-16 1997-10-17 Microtronic Nederland Bv Electroacoustic transducer.
US5854846A (en) * 1996-09-06 1998-12-29 Northrop Grumman Corporation Wafer fabricated electroacoustic transducer

Also Published As

Publication number Publication date
DE60109953D1 (en) 2005-05-12
EP1329129B1 (en) 2005-04-06
DE60109953T2 (en) 2006-02-09
WO2002034008A1 (en) 2002-04-25
CN1481654A (en) 2004-03-10
CN1284414C (en) 2006-11-08
EP1329129A1 (en) 2003-07-23
AU2002210400A1 (en) 2002-04-29
DE60107876T2 (en) 2005-12-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition