NL7014030A - - Google Patents

Info

Publication number
NL7014030A
NL7014030A NL7014030A NL7014030A NL7014030A NL 7014030 A NL7014030 A NL 7014030A NL 7014030 A NL7014030 A NL 7014030A NL 7014030 A NL7014030 A NL 7014030A NL 7014030 A NL7014030 A NL 7014030A
Authority
NL
Netherlands
Application number
NL7014030A
Other versions
NL171844B (nl
NL171844C (nl
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 NL7014030A publication Critical patent/NL7014030A/xx
Publication of NL171844B publication Critical patent/NL171844B/xx
Application granted granted Critical
Publication of NL171844C publication Critical patent/NL171844C/xx

Links

Classifications

    • 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
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • 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
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
    • 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
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration

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)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Automation & Control Theory (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Radiation (AREA)
  • Devices For Dispensing Beverages (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7014030,A 1969-10-22 1970-09-23 Inrichting voor omzetting van twee variabele grootheden in een met de integraal van een produkt evenredig aantal impulsen. NL171844C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6936173A FR2063562A5 (de) 1969-10-22 1969-10-22

Publications (3)

Publication Number Publication Date
NL7014030A true NL7014030A (de) 1971-04-26
NL171844B NL171844B (nl) 1982-12-16
NL171844C NL171844C (nl) 1983-05-16

Family

ID=9041885

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7014030,A NL171844C (nl) 1969-10-22 1970-09-23 Inrichting voor omzetting van twee variabele grootheden in een met de integraal van een produkt evenredig aantal impulsen.

Country Status (13)

Country Link
US (1) US3648182A (de)
AT (1) AT308235B (de)
BE (1) BE754839A (de)
CA (1) CA926011A (de)
CH (1) CH529335A (de)
DE (1) DE2049859A1 (de)
ES (1) ES383528A1 (de)
FR (1) FR2063562A5 (de)
GB (1) GB1269906A (de)
NL (1) NL171844C (de)
NO (1) NO132446C (de)
SE (1) SE363405B (de)
SU (1) SU478470A3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT327588B (de) * 1971-08-03 1976-02-10 Norma Messtechnik Gmbh Schaltungsanordnung zur durchfuhrung von rechenoperationen fur elektrische signale
US3851158A (en) * 1973-06-29 1974-11-26 Ceske Vysoke Uceni Tech Method and apparatus for deriving the mean value of the product of a pair of analog quantities
DE2444981C2 (de) * 1974-09-20 1984-11-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Erzeugung einer laufenden Folge von Impulsen, die insbesondere Festmengen des elektrischen Verbrauches darstellen
NL183424B (nl) * 1977-05-16 Enertec Elektronische energiemeter.
FR2535061A1 (fr) * 1982-10-20 1984-04-27 Enertec Compteur electronique pour la mesure des energies active et reactive sur un reseau triphase
FR2570854B1 (fr) * 1984-09-25 1991-01-04 Enertec Procede et dispositif de traitement de signal
US4926131A (en) * 1987-06-25 1990-05-15 Schlumberger Industries, Inc. Triangle waveform generator for pulse-width amplitude multiplier
US4924412A (en) * 1987-06-25 1990-05-08 Schlumberger Industries, Inc. Integrated poly-phase power meter
US4786877A (en) * 1987-06-25 1988-11-22 Sangamo-Weston Incorporated Amplifier for voltage or current to frequency converter
WO1995033210A1 (fr) * 1994-05-26 1995-12-07 Min Li Compteur electrique
US20080007983A1 (en) * 2006-06-28 2008-01-10 Honeywell International, Inc. Frequency-to-voltage converter with analog multiplication

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA548066A (en) * 1957-10-29 D. Morrill Charles Stabilized electronic multiplier
US2773641A (en) * 1951-01-26 1956-12-11 Goodyear Aircraft Corp Electronic multiplier
US2872109A (en) * 1953-10-29 1959-02-03 Jr Blanchard D Smith Multiplier-integrator circuit
US3226641A (en) * 1961-12-05 1965-12-28 Gen Electric Electronic type converter for producting a d.c. signal proportional to watt input

Also Published As

Publication number Publication date
NL171844B (nl) 1982-12-16
NO132446C (de) 1975-11-12
SU478470A3 (ru) 1975-07-25
SE363405B (de) 1974-01-14
GB1269906A (en) 1972-04-06
NL171844C (nl) 1983-05-16
US3648182A (en) 1972-03-07
FR2063562A5 (de) 1971-07-09
AT308235B (de) 1973-06-25
DE2049859A1 (de) 1971-04-29
CA926011A (en) 1973-05-08
ES383528A1 (es) 1972-12-16
NO132446B (de) 1975-08-04
BE754839A (fr) 1971-02-15
CH529335A (fr) 1972-10-15

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent