GB1500830A - Apparatus for digitally measuring electrical voltages - Google Patents

Apparatus for digitally measuring electrical voltages

Info

Publication number
GB1500830A
GB1500830A GB43277/75A GB4327775A GB1500830A GB 1500830 A GB1500830 A GB 1500830A GB 43277/75 A GB43277/75 A GB 43277/75A GB 4327775 A GB4327775 A GB 4327775A GB 1500830 A GB1500830 A GB 1500830A
Authority
GB
United Kingdom
Prior art keywords
voltage
comparator
input
counted
capacitor
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
GB43277/75A
Other languages
English (en)
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.)
Felten and Guilleaume Carlswerk AG
Original Assignee
Felten and Guilleaume Carlswerk AG
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 Felten and Guilleaume Carlswerk AG filed Critical Felten and Guilleaume Carlswerk AG
Publication of GB1500830A publication Critical patent/GB1500830A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB43277/75A 1975-03-13 1975-10-22 Apparatus for digitally measuring electrical voltages Expired GB1500830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2510986A DE2510986C3 (de) 1975-03-13 1975-03-13 Verfahren und Schaltungsanordnung zur digitalen Messung elektrischer Spannungen

Publications (1)

Publication Number Publication Date
GB1500830A true GB1500830A (en) 1978-02-15

Family

ID=5941286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB43277/75A Expired GB1500830A (en) 1975-03-13 1975-10-22 Apparatus for digitally measuring electrical voltages

Country Status (2)

Country Link
DE (1) DE2510986C3 (de)
GB (1) GB1500830A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001056166A2 (de) * 2000-01-28 2001-08-02 Infineon Technologies Ag Verfahren und analog-digital-wandler zur umsetzung einer analogen spannung in einen arithmetischen wert
GB2479156A (en) * 2010-03-30 2011-10-05 Univ Newcastle Measuring a voltage to be measured by use of a digital counter means selectively connected to a charged capacitor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001056166A2 (de) * 2000-01-28 2001-08-02 Infineon Technologies Ag Verfahren und analog-digital-wandler zur umsetzung einer analogen spannung in einen arithmetischen wert
WO2001056166A3 (de) * 2000-01-28 2002-03-14 Infineon Technologies Ag Verfahren und analog-digital-wandler zur umsetzung einer analogen spannung in einen arithmetischen wert
GB2479156A (en) * 2010-03-30 2011-10-05 Univ Newcastle Measuring a voltage to be measured by use of a digital counter means selectively connected to a charged capacitor
GB2479156B (en) * 2010-03-30 2012-11-21 Univ Newcastle Apparatus and method for voltage sensing
US9121871B2 (en) 2010-03-30 2015-09-01 University Of Newcastle Upon Tyne Apparatus and method for voltage sensing

Also Published As

Publication number Publication date
DE2510986C3 (de) 1978-03-09
DE2510986A1 (de) 1976-09-23
DE2510986B2 (de) 1977-07-28

Similar Documents

Publication Publication Date Title
CA2046344C (en) Arrangement for processing sensor signals
GB1067734A (en) Improvements in digital voltmeters
US3750146A (en) Capacitively coupled reference signal and associated circuitry particularly for analog to digital, digital to analog converters and the like
GB1500830A (en) Apparatus for digitally measuring electrical voltages
JPS5730414A (en) Offset automatic compensating system
US3836847A (en) Circuit for measuring an unknown resistance by using a voltage ratio
GB1375556A (de)
US3818204A (en) Voltage integrating apparatus
US3624638A (en) Signal-converting method and apparatus
SU425137A1 (ru) Устройство для дистанционного измерения сопротивлений изоляции сети постоянного тока
US4144492A (en) Method for measuring a voltage with the aid of an analogue-digital converter
SU1679397A1 (ru) Цифровой автоматический мост переменного тока
SU1472832A1 (ru) Трансформаторный мост переменного тока
JPS6117300B2 (de)
SU581580A1 (ru) Преобразователь параметров конденсаторов в унифицированные сигналы
JPS56120220A (en) Differential amplifier for sequential comparison type analog and digital converter
SU888210A1 (ru) Аналоговое запоминающее устройство
GB1506607A (en) Measuring arrangement for dc signals
SU1267290A1 (ru) Преобразователь параметров кондуктометрического датчика
SU1072062A1 (ru) Интегратор с автоматической коррекцией нулевого уровн
SU900217A1 (ru) Цифровой измеритель сопротивлени
SU855534A1 (ru) Устройство дл измерени сопротивлени посто нному току
SU999155A1 (ru) Устройство дл измерени амплитуды высокочастотных сигналов
SU855988A1 (ru) Цифровой вольтметр посто нного тока
CA2034047A1 (en) Transimpedance circuit

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee