FR2270589B1 - - Google Patents

Info

Publication number
FR2270589B1
FR2270589B1 FR7514300A FR7514300A FR2270589B1 FR 2270589 B1 FR2270589 B1 FR 2270589B1 FR 7514300 A FR7514300 A FR 7514300A FR 7514300 A FR7514300 A FR 7514300A FR 2270589 B1 FR2270589 B1 FR 2270589B1
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
FR7514300A
Other versions
FR2270589A1 (fr
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2270589A1 publication Critical patent/FR2270589A1/fr
Application granted granted Critical
Publication of FR2270589B1 publication Critical patent/FR2270589B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G01R21/1331—Measuring real or reactive component, measuring apparent energy
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/48—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
    • G01R11/50—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy for measuring real component
    • 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
    • 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
    • H03M1/60—Analogue/digital converters with intermediate conversion to frequency of pulses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Software Systems (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7514300A 1974-05-08 1975-05-07 Expired FR2270589B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/467,889 US3942110A (en) 1974-05-08 1974-05-08 Analog to pulse rate converter

Publications (2)

Publication Number Publication Date
FR2270589A1 FR2270589A1 (fr) 1975-12-05
FR2270589B1 true FR2270589B1 (fr) 1979-04-13

Family

ID=23857565

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514300A Expired FR2270589B1 (fr) 1974-05-08 1975-05-07

Country Status (5)

Country Link
US (1) US3942110A (fr)
JP (1) JPS50159368A (fr)
CH (1) CH588706A5 (fr)
DE (1) DE2519173A1 (fr)
FR (1) FR2270589B1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038695A (en) * 1976-04-19 1977-07-26 General Electric Company Static trip unit for circuit protective devices
GB1558092A (en) * 1976-12-18 1979-12-19 Ferranti Ltd Electric circuits for digitising data represented by a variable electric current
US4109168A (en) * 1977-01-19 1978-08-22 Analog Technology Corporation Current-to-frequency converter
US4074194A (en) * 1977-02-28 1978-02-14 Wilkerson A W Watt meter providing electrical signal proportional to power
US4169287A (en) * 1977-06-06 1979-09-25 Lambda Instruments Company Printing integrator
US4147978A (en) * 1977-12-19 1979-04-03 Dupont Energy Management Corporation System for monitoring electrical energy consumption
US4303985A (en) * 1979-12-06 1981-12-01 Litton Systems, Inc. Analog voltage to pulse rate or analog to frequency converter
US4796026A (en) * 1982-02-16 1989-01-03 Western Atlas International, Inc. Noise tool and method
JPS6035819A (ja) * 1983-05-09 1985-02-23 サンガモ、ウエストン、インコーポーレツド 電圧／周波数変換器
US4709375A (en) * 1983-09-27 1987-11-24 Robinton Products, Inc. Digital phase selection system for signal multipliers
GB2154329B (en) * 1983-08-01 1988-05-05 Robinton Prod Inc Power metering system and method
US4542354A (en) * 1983-08-01 1985-09-17 Robinton Products, Inc. Delta-sigma pulse modulator with offset compensation
US4672236A (en) * 1985-05-08 1987-06-09 Mitsubishi Denki Kabushiki Kaisha Voltage-to-frequency converter circuit
WO1991003740A1 (fr) * 1989-09-07 1991-03-21 Georgey Katrib Watt-heuremetre electronique
US20030218269A1 (en) * 2001-09-28 2003-11-27 Brother Kogyo Kabushiki Kaisha Image-receiving layer composition and overcoat layer composition for ink-jet recording
JP2003105077A (ja) * 2001-09-28 2003-04-09 Brother Ind Ltd 活性エネルギー線硬化型組成物、それを含有するインク及びそのインクを使用するプリンタ
JP2003212965A (ja) * 2002-01-28 2003-07-30 Brother Ind Ltd 活性エネルギー線硬化型組成物
US7737874B1 (en) * 2008-06-28 2010-06-15 Jefferson Science Associates, Llc Method of multi-channel data readout and acquisition

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA801200A (en) * 1968-12-10 W. Clarke Ganton Solid state ac-dc watthour meter
GB1224162A (en) * 1967-01-10 1971-03-03 English Electric Co Ltd Improvements in power meters
US3525042A (en) * 1967-11-13 1970-08-18 Landis & Gyr Ag Method and apparatus for statistically measuring electrical power consumption
CH460169A (de) * 1967-11-13 1968-07-31 Landis & Gyr Ag Verfahren zur Messung elektrischer Wirkenergie und Schaltungsanordnung zur Durchführung des Verfahrens
CH472677A (de) * 1968-10-18 1969-05-15 Landis & Gyr Ag Schaltungsanordnung zur Messung elektrischer Energie
US3818340A (en) * 1971-03-26 1974-06-18 Yokogawa Electric Works Ltd Electronic watt-hour meter with digital output representing time-integrated input
US3794917A (en) * 1972-03-09 1974-02-26 Esterline Corp Electronic watt transducer

Also Published As

Publication number Publication date
FR2270589A1 (fr) 1975-12-05
US3942110A (en) 1976-03-02
JPS50159368A (fr) 1975-12-23
DE2519173A1 (de) 1975-11-13
CH588706A5 (fr) 1977-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse