FR2417809B1 - Dispositif pour elever un signal a une puissance - Google Patents

Dispositif pour elever un signal a une puissance

Info

Publication number
FR2417809B1
FR2417809B1 FR7903874A FR7903874A FR2417809B1 FR 2417809 B1 FR2417809 B1 FR 2417809B1 FR 7903874 A FR7903874 A FR 7903874A FR 7903874 A FR7903874 A FR 7903874A FR 2417809 B1 FR2417809 B1 FR 2417809B1
Authority
FR
France
Prior art keywords
raising
signal
power
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
Application number
FR7903874A
Other languages
English (en)
Other versions
FR2417809A1 (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.)
Danfoss AS
Original Assignee
Danfoss 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 Danfoss AS filed Critical Danfoss AS
Publication of FR2417809A1 publication Critical patent/FR2417809A1/fr
Application granted granted Critical
Publication of FR2417809B1 publication Critical patent/FR2417809B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/005—Circuits for altering the indicating characteristic, e.g. making it non-linear
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
    • G01D3/021—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation using purely analogue techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G01F15/068—Indicating or recording devices with electrical means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
FR7903874A 1978-02-16 1979-02-15 Dispositif pour elever un signal a une puissance Expired FR2417809B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2806596A DE2806596C2 (de) 1978-02-16 1978-02-16 Anordnung zum Potenzieren eines Signals

Publications (2)

Publication Number Publication Date
FR2417809A1 FR2417809A1 (fr) 1979-09-14
FR2417809B1 true FR2417809B1 (fr) 1986-01-17

Family

ID=6032154

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903874A Expired FR2417809B1 (fr) 1978-02-16 1979-02-15 Dispositif pour elever un signal a une puissance

Country Status (8)

Country Link
US (1) US4251776A (fr)
CH (1) CH636978A5 (fr)
DE (1) DE2806596C2 (fr)
DK (1) DK150044C (fr)
FR (1) FR2417809B1 (fr)
GB (1) GB2014769B (fr)
NL (1) NL176023C (fr)
SE (1) SE439702B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8401112A (nl) * 1984-04-06 1985-11-01 Skf Ind Trading & Dev Inrichting voor het bepalen van de smeringstoestand bij ten opzichte van elkaar rollende of glijdende, door een smeermiddel gesmeerde oppervlakken.
JPH06203189A (ja) * 1992-12-28 1994-07-22 Takayama:Kk 除算回路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE487637A (fr) * 1948-03-02
US3113274A (en) * 1960-06-22 1963-12-03 Westinghouse Air Brake Co Analog squaring device
US3757099A (en) * 1971-07-02 1973-09-04 Avtron Manuf Inc Analog signal to frequency signal converter
DE2160521A1 (de) * 1971-12-07 1973-06-20 Bosch Gmbh Robert Analogrecheneinheit
US3914624A (en) * 1973-12-26 1975-10-21 Bendix Corp Circuit to raise a quantity to a predetermined power

Also Published As

Publication number Publication date
US4251776A (en) 1981-02-17
NL176023C (nl) 1985-02-01
SE439702B (sv) 1985-06-24
DE2806596B1 (de) 1979-03-29
DE2806596C2 (de) 1979-11-29
FR2417809A1 (fr) 1979-09-14
NL176023B (nl) 1984-09-03
DK150044C (da) 1987-05-11
DK150044B (da) 1986-11-24
NL7901203A (nl) 1979-08-20
CH636978A5 (de) 1983-06-30
DK58879A (da) 1979-08-17
GB2014769A (en) 1979-08-30
SE7901342L (sv) 1979-08-17
GB2014769B (en) 1982-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse