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
Danish (da)
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

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56—Modifications 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 (ja)
EP (1) EP1374392B1 (ja)
JP (1) JP4031710B2 (ja)
AT (1) ATE316711T1 (ja)
DE (1) DE50108798D1 (ja)
DK (1) DK1374392T3 (ja)
WO (1) WO2002078177A1 (ja)

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
US8428917B2 (en) * 2006-11-20 2013-04-23 Panasonic Corporation Signal processing device and signal processing method
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
US9559647B2 (en) 2012-05-21 2017-01-31 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
EP1374392A1 (de) 2004-01-02
EP1374392B1 (de) 2006-01-25
JP4031710B2 (ja) 2008-01-09
US20040131210A1 (en) 2004-07-08
WO2002078177A1 (de) 2002-10-03
US6812788B2 (en) 2004-11-02
JP2004527169A (ja) 2004-09-02
ATE316711T1 (de) 2006-02-15
DE50108798D1 (de) 2006-04-13

Similar Documents

Publication Publication Date Title
WO2002047251A3 (en) Low noise amplifier having bypass circuitry
WO2004049556A3 (en) Direct coupled distributed amplifier
ATE318452T1 (de) Antennenschalter
ATE316711T1 (de) Verstärkerschaltung
SE9902629D0 (sv) Balun
DE602004023881D1 (de) Dynamisch vorgespannter verstärker
EP1928087B1 (en) Variable gain amplifier circuit
DE60109928D1 (de) Hochfrequenzverstärkerschaltung mit annulierung einer negativen impedanz
WO2002052720A3 (de) Schaltungsanordnung zur rauscharmen volldifferenziellen verstärkung
DE50100529D1 (de) Schaltungsanordnung zur arbeitspunkteinstellung eines hochfrequenztransistors und verstärkerschaltung
WO2002051001A3 (en) A bias circuit for a low voltage differential circuit
ATE291792T1 (de) Verzerrungsarmer treiberverstärker für integrierte filter
KR880005741A (ko) 증폭기
ATE345592T1 (de) Integrierte verstärkeranordnung
DE50008276D1 (de) Symmetrierschaltungsanordnung
JP3854118B2 (ja) 複合電子回路
JP2577946B2 (ja) 増幅回路
ATE402521T1 (de) Hochimpedanzschaltung
KR920013892A (ko) 신호 증폭 회로
GB2446338A (en) Piezoelectric transducer signal processing circuit
KR930008855A (ko) 전류미러 센스증폭기
JPH0645849A (ja) マイクロ波増幅器
KR910010835A (ko) 광대역 특성 보상 영상 증폭회로
JPH03255708A (ja) ミューティング機能付きトランジスタ増幅回路
KR910013687A (ko) 바이 cmos를 사용한 증폭기