NL7608158A - Parabolische vermenigvuldigmr. - Google Patents

Parabolische vermenigvuldigmr.

Info

Publication number
NL7608158A
NL7608158A NL7608158A NL7608158A NL7608158A NL 7608158 A NL7608158 A NL 7608158A NL 7608158 A NL7608158 A NL 7608158A NL 7608158 A NL7608158 A NL 7608158A NL 7608158 A NL7608158 A NL 7608158A
Authority
NL
Netherlands
Prior art keywords
parabolic
multiplication
parabolic multiplication
Prior art date
Application number
NL7608158A
Other languages
English (en)
Dutch (nl)
Original Assignee
Landis & Gyr 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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Publication of NL7608158A publication Critical patent/NL7608158A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/10—Arrangements for measuring electric power or power factor by using square-law characteristics of circuit elements, e.g. diodes, to measure power absorbed by loads of known impedance
    • 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
    • G06G7/164—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using means for evaluating powers, e.g. quarter square multiplier

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NL7608158A 1976-06-15 1976-07-22 Parabolische vermenigvuldigmr. NL7608158A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH762976A CH601862A5 (zh) 1976-06-15 1976-06-15

Publications (1)

Publication Number Publication Date
NL7608158A true NL7608158A (nl) 1977-12-19

Family

ID=4328094

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7608158A NL7608158A (nl) 1976-06-15 1976-07-22 Parabolische vermenigvuldigmr.

Country Status (3)

Country Link
CH (1) CH601862A5 (zh)
DE (1) DE2632191C2 (zh)
NL (1) NL7608158A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE51118T1 (de) * 1986-02-10 1990-03-15 Landis & Gyr Ag Verfahren und einrichtung zur umwandlung eines elektrischen signals in eine proportionale frequenz.
DE3874458D1 (de) * 1987-08-06 1992-10-15 Landis & Gyr Betriebs Ag Anordnung zur umwandlung eines elektrischen mehrphasensignals in eine frequenz.

Also Published As

Publication number Publication date
DE2632191C2 (de) 1977-11-24
DE2632191B1 (de) 1977-03-31
CH601862A5 (zh) 1978-07-14

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Legal Events

Date Code Title Description
BV The patent application has lapsed