DK0883239T3 - Forforstærker til forstærkning af signalspændinger fra en signalkilde med høj kildeimpedans - Google Patents

Forforstærker til forstærkning af signalspændinger fra en signalkilde med høj kildeimpedans

Info

Publication number
DK0883239T3
DK0883239T3 DK97108965T DK97108965T DK0883239T3 DK 0883239 T3 DK0883239 T3 DK 0883239T3 DK 97108965 T DK97108965 T DK 97108965T DK 97108965 T DK97108965 T DK 97108965T DK 0883239 T3 DK0883239 T3 DK 0883239T3
Authority
DK
Denmark
Prior art keywords
source
amplifier
amplifying
voltages
signal
Prior art date
Application number
DK97108965T
Other languages
English (en)
Inventor
Der Pol Roland Van
Original Assignee
Krohne Messtechnik Kg
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 Krohne Messtechnik Kg filed Critical Krohne Messtechnik Kg
Application granted granted Critical
Publication of DK0883239T3 publication Critical patent/DK0883239T3/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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45932—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedback means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DK97108965T 1997-06-03 1997-06-04 Forforstærker til forstærkning af signalspændinger fra en signalkilde med høj kildeimpedans DK0883239T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP14488497A JP3261337B2 (ja) 1997-06-03 1997-06-03 信号電圧増幅用前置増幅器
EP97108965A EP0883239B1 (de) 1997-06-03 1997-06-04 Vorverstärker zur Verstärkung von Signalspannungen einer Signalquelle hoher Quellenimpedanz
US08/868,849 US6040741A (en) 1997-06-03 1997-06-04 Preamplifier for amplifying signal voltages from a signal source with high source impedance

Publications (1)

Publication Number Publication Date
DK0883239T3 true DK0883239T3 (da) 2003-07-14

Family

ID=27238227

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97108965T DK0883239T3 (da) 1997-06-03 1997-06-04 Forforstærker til forstærkning af signalspændinger fra en signalkilde med høj kildeimpedans

Country Status (5)

Country Link
US (1) US6040741A (da)
EP (1) EP0883239B1 (da)
JP (1) JP3261337B2 (da)
DE (1) DE59709698D1 (da)
DK (1) DK0883239T3 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1219966A3 (de) * 2000-11-04 2003-10-22 ABB PATENT GmbH Einrichtung zur Messung kleiner Spannungssignale
US7262663B2 (en) * 2005-10-26 2007-08-28 Agilent Technologies, Inc. Ultra high linearity amplifier
PL222066B1 (pl) * 2011-08-19 2016-06-30 Akademia Górniczo Hutnicza Im Stanisława Staszica W Krakowie Adaptacyjny dzielnik napięcia o skorygowanej charakterystyce częstotliwościowej do pomiaru wysokich napięć

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE101789C (da) *
DE134711C (da) *
US3521179A (en) * 1968-04-02 1970-07-21 Weston Instruments Inc Amplifier with source voltage control
DE1918618A1 (de) * 1969-04-12 1970-10-15 Licentia Gmbh Transistorwechselstromverstaerker mit einer Gegentaktendstufe
US3781672A (en) * 1971-05-10 1973-12-25 Drexelbrook Controls Continuous condition measuring system
US3860882A (en) * 1971-05-10 1975-01-14 Drexelbrook Controls Continuous condition measuring system
US4479093A (en) * 1981-12-03 1984-10-23 Inventab Audio Kb Amplifier having high common mode rejection
FR2572604B1 (fr) * 1984-10-31 1988-11-25 Tacussel Jacques Amplificateur de signaux continus et alternatifs a reponse en frequence etendue et a tension et courant de sortie eleves
US4669479A (en) * 1985-08-21 1987-06-02 Spring Creek Institute, Inc. Dry electrode system for detection of biopotentials
US4751471A (en) * 1985-08-21 1988-06-14 Spring Creek Institute, Inc. Amplifying circuit particularly adapted for amplifying a biopotential input signal
JPH0567932A (ja) * 1990-12-27 1993-03-19 Pioneer Electron Corp 増幅器

Also Published As

Publication number Publication date
DE59709698D1 (de) 2003-05-08
JP3261337B2 (ja) 2002-02-25
JPH1117458A (ja) 1999-01-22
EP0883239A1 (de) 1998-12-09
EP0883239B1 (de) 2003-04-02
US6040741A (en) 2000-03-21

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