FR2173032A1 - - Google Patents

Info

Publication number
FR2173032A1
FR2173032A1 FR7305742A FR7305742A FR2173032A1 FR 2173032 A1 FR2173032 A1 FR 2173032A1 FR 7305742 A FR7305742 A FR 7305742A FR 7305742 A FR7305742 A FR 7305742A FR 2173032 A1 FR2173032 A1 FR 2173032A1
Authority
FR
France
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.)
Granted
Application number
FR7305742A
Other versions
FR2173032B1 (fr
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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2173032A1 publication Critical patent/FR2173032A1/fr
Application granted granted Critical
Publication of FR2173032B1 publication Critical patent/FR2173032B1/fr
Expired legal-status Critical Current

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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
    • H03F1/304—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device and using digital means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/62—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using bucking or boosting dc sources
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers
FR7305742A 1972-02-21 1973-02-19 Expired FR2173032B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH237472A CH542477A (de) 1972-02-21 1972-02-21 Verfahren und Einrichtung zum automatischen Abgleich einer Gleichspannung auf einen Sollwert

Publications (2)

Publication Number Publication Date
FR2173032A1 true FR2173032A1 (fr) 1973-10-05
FR2173032B1 FR2173032B1 (fr) 1977-02-04

Family

ID=4232273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7305742A Expired FR2173032B1 (fr) 1972-02-21 1973-02-19

Country Status (7)

Country Link
JP (1) JPS4894849A (fr)
AT (1) AT320084B (fr)
CH (1) CH542477A (fr)
DE (1) DE2211137A1 (fr)
FR (1) FR2173032B1 (fr)
GB (1) GB1379705A (fr)
NL (1) NL7302285A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2641142A1 (fr) * 1988-12-23 1990-06-29 Radiotechnique Compelec
EP0746094A1 (fr) * 1995-05-31 1996-12-04 STMicroelectronics S.A. Système de compensation de l'erreur de décalage d'un amplificateur opérationnel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2641142A1 (fr) * 1988-12-23 1990-06-29 Radiotechnique Compelec
EP0379817A1 (fr) * 1988-12-23 1990-08-01 Philips Composants Circuit intégré à décalage compensé et procédé pour sa mise en oeuvre
EP0746094A1 (fr) * 1995-05-31 1996-12-04 STMicroelectronics S.A. Système de compensation de l'erreur de décalage d'un amplificateur opérationnel
FR2734965A1 (fr) * 1995-05-31 1996-12-06 Sgs Thomson Microelectronics Systeme de compensation de l'erreur de decalage d'un amplificateur operationnel, et application a un convertisseur analogique-numerique

Also Published As

Publication number Publication date
DE2211137A1 (de) 1973-08-30
JPS4894849A (fr) 1973-12-06
GB1379705A (en) 1975-01-08
NL7302285A (fr) 1973-08-23
AT320084B (de) 1975-01-27
FR2173032B1 (fr) 1977-02-04
CH542477A (de) 1973-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse