FR2158665A5 - - Google Patents

Info

Publication number
FR2158665A5
FR2158665A5 FR7138680A FR7138680A FR2158665A5 FR 2158665 A5 FR2158665 A5 FR 2158665A5 FR 7138680 A FR7138680 A FR 7138680A FR 7138680 A FR7138680 A FR 7138680A FR 2158665 A5 FR2158665 A5 FR 2158665A5
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.)
Expired
Application number
FR7138680A
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.)
Individual
Original Assignee
Individual
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
Priority to US858682A priority Critical patent/US3624643A/en
Application filed by Individual filed Critical Individual
Priority to FR7138680A priority patent/FR2158665A5/fr
Priority to DE2153644A priority patent/DE2153644A1/de
Application granted granted Critical
Publication of FR2158665A5 publication Critical patent/FR2158665A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • 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
    • G01R27/08—Measuring resistance by measuring both voltage and current
    • G01R27/10—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient
    • G01R27/12—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient using hand generators, e.g. meggers
    • 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
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
    • 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
    • G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7138680A 1969-09-17 1971-10-27 Expired FR2158665A5 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US858682A US3624643A (en) 1969-09-17 1969-09-17 Signal-to-time converter
FR7138680A FR2158665A5 (fr) 1969-09-17 1971-10-27
DE2153644A DE2153644A1 (de) 1969-09-17 1971-10-27 Vorrichtung zum umwandeln eines parameters eines periodisch variierenden eingangssignals in ein dazu proportionales zeitintervall

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US85868269A 1969-09-17 1969-09-17
FR7138680A FR2158665A5 (fr) 1969-09-17 1971-10-27
DE2153644A DE2153644A1 (de) 1969-09-17 1971-10-27 Vorrichtung zum umwandeln eines parameters eines periodisch variierenden eingangssignals in ein dazu proportionales zeitintervall

Publications (1)

Publication Number Publication Date
FR2158665A5 true FR2158665A5 (fr) 1973-06-15

Family

ID=27183803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7138680A Expired FR2158665A5 (fr) 1969-09-17 1971-10-27

Country Status (3)

Country Link
US (1) US3624643A (fr)
DE (1) DE2153644A1 (fr)
FR (1) FR2158665A5 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849775A (en) * 1972-10-24 1974-11-19 Westinghouse Electric Corp Ac analog to digital converter
GB1462617A (en) * 1973-05-05 1977-01-26 Solartron Electronic Group Analogue to digital converters
DE2621087C3 (de) * 1976-05-12 1981-07-23 Siemens AG, 1000 Berlin und 8000 München Verfahren und Schaltungsanordnung zum Umwandeln einer analogen Größe in eine digitale Größe
DE2819776A1 (de) * 1978-05-05 1979-11-15 Teradyne Inc Verfahren und vorrichtung zur pruefung einer elektrischen leitung
US4388694A (en) * 1981-04-16 1983-06-14 The Perkin-Elmer Corp. Circuitry for simultaneously performing integration and division
DE3421873A1 (de) * 1984-06-13 1985-12-19 Brown, Boveri & Cie Ag, 6800 Mannheim Messverfahren zur ermittlung der differenz zwischen einer wechselspannung und einer zweiten spannung sowie messvorrichtung zu seiner anwendung
US11581972B1 (en) * 2020-05-21 2023-02-14 Meta Platforms, Inc. Reporting clock value of network interface controller for timing error analysis

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672284A (en) * 1949-09-07 1954-03-16 Ibm Electronic measuring and indicating device
US3316547A (en) * 1964-07-15 1967-04-25 Fairchild Camera Instr Co Integrating analog-to-digital converter
US3380035A (en) * 1964-08-24 1968-04-23 Navy Usa Multiple element analog storage system
FR1429341A (fr) * 1965-01-08 1966-02-25 Rochar Electronique Procédé et dispositif de conversion analogique-numérique
GB1137714A (en) * 1965-04-02 1968-12-27 Solartron Electronic Group Apparatus for providing a signal representative of the ratio of the magnitudes of two signals
US3488652A (en) * 1966-10-04 1970-01-06 Weston Instruments Inc Analog to digital converter
US3549874A (en) * 1967-03-01 1970-12-22 Dranetz Eng Lab Inc Computer for simultaneous computation of a reference signal and an information signal until reference signal reaches a predetermined value
SE323134B (fr) * 1967-06-22 1970-04-27 Asea Ab

Also Published As

Publication number Publication date
DE2153644A1 (de) 1973-05-03
US3624643A (en) 1971-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse