JPS4845164A - - Google Patents

Info

Publication number
JPS4845164A
JPS4845164A JP47099151A JP9915172A JPS4845164A JP S4845164 A JPS4845164 A JP S4845164A JP 47099151 A JP47099151 A JP 47099151A JP 9915172 A JP9915172 A JP 9915172A JP S4845164 A JPS4845164 A JP S4845164A
Authority
JP
Japan
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.)
Pending
Application number
JP47099151A
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 filed Critical
Publication of JPS4845164A publication Critical patent/JPS4845164A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/30—Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
    • 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
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP47099151A 1971-10-04 1972-10-04 Pending JPS4845164A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18600671A 1971-10-04 1971-10-04

Publications (1)

Publication Number Publication Date
JPS4845164A true JPS4845164A (ja) 1973-06-28

Family

ID=22683280

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47099151A Pending JPS4845164A (ja) 1971-10-04 1972-10-04

Country Status (4)

Country Link
US (1) US3790886A (ja)
JP (1) JPS4845164A (ja)
DE (1) DE2248502A1 (ja)
FR (1) FR2155979A1 (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965418A (en) * 1973-11-01 1976-06-22 Wiltron Company Telephone system testing apparatus and techniques utilizing central measuring equipment with a plurality of remote test stations
US4078233A (en) * 1974-01-03 1978-03-07 Frye G J Analog to digital converter circuit with gain ranging feedback
US4238784A (en) * 1975-01-23 1980-12-09 Colt Industries Operating Corp. Electronic measuring system with pulsed power supply and stability sensing
US3958178A (en) * 1975-02-11 1976-05-18 The United States Of America As Represented By The United States Energy Research And Development Administration Automatic ranging circuit for a digital panel meter
US4016557A (en) * 1975-05-08 1977-04-05 Westinghouse Electric Corporation Automatic gain controlled amplifier apparatus
JPS524859A (en) * 1975-07-01 1977-01-14 Seiko Epson Corp Digital circuit
US4605920A (en) * 1983-03-02 1986-08-12 Beckman Instruments, Inc. Prescaling device and method
CH665027A5 (de) * 1984-09-06 1988-04-15 Mettler Instrumente Ag Verfahren zur messung und digitalisierung eines widerstandes und schaltung zur durchfuehrung des verfahrens.
US4596977A (en) * 1984-12-03 1986-06-24 Honeywell Inc. Dual slope analog to digital converter with out-of-range reset
DE3511592A1 (de) * 1985-03-27 1986-10-02 CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin Signalverarbeitungsgeraet
US4906928A (en) * 1988-12-29 1990-03-06 Atlantic Richfield Company Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers
US4942401A (en) * 1989-02-24 1990-07-17 John Fluke Mfg. Co., Inc. Analog to digital conversion with charge balanced voltage to frequency converter having polarity responsive offset
US5119019A (en) * 1989-11-28 1992-06-02 John Fluke Mfg. Co., Inc. Automatic function selecting multimeter
FR2656930B1 (fr) * 1990-01-05 1992-10-02 Alcatel Radiotelephone Circuit de mesure numerique d'un signal electrique.
US5142221A (en) * 1990-11-23 1992-08-25 John Fluke Mfg. Co., Inc. Automatic function selecting multimeter
US5170166A (en) * 1990-11-26 1992-12-08 Fujikura Ltd. Range switching device for analog to digital conversion
US5148171A (en) * 1991-07-25 1992-09-15 Hewlett-Packard Company Multislope continuously integrating analog to digital converter
US5396168A (en) * 1992-03-27 1995-03-07 Tandy Corporation Digital multimeter with microprocessor control
US5448239A (en) * 1994-02-25 1995-09-05 Hewlett-Packard Company Analog-to-digital converter
WO2008021241A2 (en) * 2006-08-11 2008-02-21 Entegris, Inc. Auto ranging system and method for an analog signal
GB2479156B (en) * 2010-03-30 2012-11-21 Univ Newcastle Apparatus and method for voltage sensing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3051939A (en) * 1957-05-08 1962-08-28 Daystrom Inc Analog-to-digital converter
GB1057696A (en) * 1964-08-24 1967-02-08 Solartron Electronic Group Improvements in digital voltmeters
US3500384A (en) * 1966-12-30 1970-03-10 Singer General Precision Charge gated analog-to-digital converter
US3566397A (en) * 1969-01-15 1971-02-23 Ibm Dual slope analog to digital converter

Also Published As

Publication number Publication date
FR2155979A1 (ja) 1973-05-25
US3790886A (en) 1974-02-05
DE2248502A1 (de) 1973-04-12

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