DK1374392T3 - Forstærkerkredslöb - Google Patents

Forstærkerkredslöb

Info

Publication number
DK1374392T3
DK1374392T3 DK01929456T DK01929456T DK1374392T3 DK 1374392 T3 DK1374392 T3 DK 1374392T3 DK 01929456 T DK01929456 T DK 01929456T DK 01929456 T DK01929456 T DK 01929456T DK 1374392 T3 DK1374392 T3 DK 1374392T3
Authority
DK
Denmark
Prior art keywords
amplifier
coupling
signal
signal source
inverting input
Prior art date
Application number
DK01929456T
Other languages
English (en)
Inventor
Otmar Kern
Original Assignee
Neumann Gmbh Georg
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 Neumann Gmbh Georg filed Critical Neumann Gmbh Georg
Application granted granted Critical
Publication of DK1374392T3 publication Critical patent/DK1374392T3/da

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56Modifications of input or output impedances, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DK01929456T 2001-03-26 2001-03-26 Forstærkerkredslöb DK1374392T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2001/003410 WO2002078177A1 (de) 2001-03-26 2001-03-26 Verstärkerschaltung

Publications (1)

Publication Number Publication Date
DK1374392T3 true DK1374392T3 (da) 2006-05-22

Family

ID=8164351

Family Applications (1)

Application Number Title Priority Date Filing Date
DK01929456T DK1374392T3 (da) 2001-03-26 2001-03-26 Forstærkerkredslöb

Country Status (7)

Country Link
US (1) US6812788B2 (da)
EP (1) EP1374392B1 (da)
JP (1) JP4031710B2 (da)
AT (1) ATE316711T1 (da)
DE (1) DE50108798D1 (da)
DK (1) DK1374392T3 (da)
WO (1) WO2002078177A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002237204A1 (en) * 2001-03-09 2002-09-24 Techtronic A/S An electret condensor microphone preamplifier that is insensitive to leakage currents at the input
JP5049292B2 (ja) * 2006-11-20 2012-10-17 パナソニック株式会社 信号処理装置及び信号処理方法
US8401208B2 (en) * 2007-11-14 2013-03-19 Infineon Technologies Ag Anti-shock methods for processing capacitive sensor signals
US8536924B2 (en) * 2010-09-02 2013-09-17 Fairchild Semiconductor Corporation High-impedance network
US8829991B2 (en) 2011-01-14 2014-09-09 Fairchild Semiconductor Corporation DC offset tracking circuit
US8599525B2 (en) * 2011-05-09 2013-12-03 Fairchild Semiconductor Corporation ESD protection on high impedance MIC input
WO2013174412A1 (en) * 2012-05-21 2013-11-28 Epcos Ag Amplifier circuit
KR101601179B1 (ko) 2014-10-20 2016-03-08 현대자동차 주식회사 마이크로폰의 아날로그 신호 처리 회로
US10541683B2 (en) * 2016-03-07 2020-01-21 Infineon Technologies Ag System and method for high-ohmic circuit
US10080082B2 (en) * 2017-02-16 2018-09-18 Akustica, Inc. Microphone system having high acoustical overload point

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT287814B (de) 1968-07-05 1971-02-10 Akg Akustische Kino Geraete Vorverstärker für Schallempfänger, insbesondere für kapazitive Wandler
US4629910A (en) * 1982-04-21 1986-12-16 At&T Bell Laboratories High input impedance circuit
US5734725A (en) * 1987-03-23 1998-03-31 Pritchard; Eric K. Tube emulator amplifier system
US5589799A (en) 1994-09-29 1996-12-31 Tibbetts Industries, Inc. Low noise amplifier for microphone
JP2909019B2 (ja) * 1996-03-25 1999-06-23 有限会社ザンデンオーディオシステム 音声用真空管増幅回路
US6023194A (en) 1997-05-23 2000-02-08 Tibbetts Industries, Inc. Amplifier with reduced input capacitance
US6057737A (en) * 1998-10-14 2000-05-02 Pritchard; Eric K. Non-linear asymmetrical audio amplifiers

Also Published As

Publication number Publication date
WO2002078177A1 (de) 2002-10-03
US6812788B2 (en) 2004-11-02
US20040131210A1 (en) 2004-07-08
ATE316711T1 (de) 2006-02-15
JP4031710B2 (ja) 2008-01-09
DE50108798D1 (de) 2006-04-13
JP2004527169A (ja) 2004-09-02
EP1374392B1 (de) 2006-01-25
EP1374392A1 (de) 2004-01-02

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