IT992933B - Hommetro a entrata lineare - Google Patents

Hommetro a entrata lineare

Info

Publication number
IT992933B
IT992933B IT27815/73A IT2781573A IT992933B IT 992933 B IT992933 B IT 992933B IT 27815/73 A IT27815/73 A IT 27815/73A IT 2781573 A IT2781573 A IT 2781573A IT 992933 B IT992933 B IT 992933B
Authority
IT
Italy
Prior art keywords
hommeter
linear entry
entry
linear
entry hommeter
Prior art date
Application number
IT27815/73A
Other languages
English (en)
Original Assignee
Schlumberger Ltd
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 Schlumberger Ltd filed Critical Schlumberger Ltd
Application granted granted Critical
Publication of IT992933B publication Critical patent/IT992933B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval
    • H03M1/52—Input signal integrated with linear return to datum

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
IT27815/73A 1972-08-21 1973-08-13 Hommetro a entrata lineare IT992933B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28201972A 1972-08-21 1972-08-21

Publications (1)

Publication Number Publication Date
IT992933B true IT992933B (it) 1975-09-30

Family

ID=23079747

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27815/73A IT992933B (it) 1972-08-21 1973-08-13 Hommetro a entrata lineare

Country Status (8)

Country Link
US (1) US3786350A (it)
JP (1) JPS505079A (it)
CA (1) CA990353A (it)
DE (1) DE2341322A1 (it)
FR (1) FR2197177B1 (it)
GB (1) GB1446194A (it)
IT (1) IT992933B (it)
NL (1) NL7311422A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568044A (en) * 1968-09-12 1971-03-02 Bell & Howell Co Linearizing circuit for high output transducers
JPS5648835B2 (it) * 1972-11-15 1981-11-18
JPS5650232B2 (it) * 1972-11-15 1981-11-27
GB1455565A (en) * 1972-12-22 1976-11-17 Solartron Electronic Group Anaologue to digital converters
US3876933A (en) * 1973-12-28 1975-04-08 Itt Resistance measuring instrument with linearized digital readout
DE2745055A1 (de) * 1977-10-06 1979-04-19 Bunker Ramo Potentiometer mit digitalanzeige
US4242631A (en) * 1978-06-01 1980-12-30 Genrad, Inc. Front-end circuit apparatus for impedance measurements and the like
US4239958A (en) * 1979-03-13 1980-12-16 University Of Strathclyde Apparatus for use in ordering trials
CH665027A5 (de) * 1984-09-06 1988-04-15 Mettler Instrumente Ag Verfahren zur messung und digitalisierung eines widerstandes und schaltung zur durchfuehrung des verfahrens.
GB2222261B (en) * 1988-08-22 1992-09-16 Seiko Epson Corp Humidity measuring apparatus
US5831427A (en) * 1996-12-11 1998-11-03 Elsyn, Inc. Voltage measuring device for a source with unknown resistance
US6597183B1 (en) * 2001-12-28 2003-07-22 Texas Instruments Incorporated Resistance measurement system
WO2019219842A1 (en) * 2018-05-17 2019-11-21 Ams International Ag Sensor arrangement and method for sensor measurement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060379A (en) * 1959-09-30 1962-10-23 Osvold Robert Harold Ohmmeter
US3490039A (en) * 1967-02-23 1970-01-13 Canadian Patents Dev Method and apparatus for measuring high resistances in relation to resistance ratio,capacitance,and a time interval
US3566265A (en) * 1968-11-18 1971-02-23 Time Systems Corp Compensated step ramp digital voltmeter
FR2069918B2 (it) * 1969-12-05 1973-11-16 Schlumberger Inst System
GB1282035A (en) * 1969-09-26 1972-07-19 Solartron Electronic Group Measurements with digital voltmeters

Also Published As

Publication number Publication date
US3786350A (en) 1974-01-15
CA990353A (en) 1976-06-01
FR2197177A1 (it) 1974-03-22
GB1446194A (en) 1976-08-18
NL7311422A (it) 1974-02-25
DE2341322A1 (de) 1974-03-14
FR2197177B1 (it) 1978-12-29
JPS505079A (it) 1975-01-20

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