IT978874B - Dispositivo elettronico di molti plicazione secondo il metodo a divisione di tempo - Google Patents

Dispositivo elettronico di molti plicazione secondo il metodo a divisione di tempo

Info

Publication number
IT978874B
IT978874B IT20105/73A IT2010573A IT978874B IT 978874 B IT978874 B IT 978874B IT 20105/73 A IT20105/73 A IT 20105/73A IT 2010573 A IT2010573 A IT 2010573A IT 978874 B IT978874 B IT 978874B
Authority
IT
Italy
Prior art keywords
plication
many
electronic device
time division
division method
Prior art date
Application number
IT20105/73A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT978874B publication Critical patent/IT978874B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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

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)
  • Measurement Of Current Or Voltage (AREA)
  • Amplitude Modulation (AREA)
IT20105/73A 1972-02-10 1973-02-07 Dispositivo elettronico di molti plicazione secondo il metodo a divisione di tempo IT978874B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2206223A DE2206223A1 (de) 1972-02-10 1972-02-10 Elektronische multipliziereinrichtung nach dem time-division-verfahren

Publications (1)

Publication Number Publication Date
IT978874B true IT978874B (it) 1974-09-20

Family

ID=5835561

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20105/73A IT978874B (it) 1972-02-10 1973-02-07 Dispositivo elettronico di molti plicazione secondo il metodo a divisione di tempo

Country Status (7)

Country Link
US (1) US3818206A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4890150A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2206223A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2171390B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT978874B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7301310A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE377847B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053832A (en) * 1976-05-24 1977-10-11 National Semiconductor Corporation A.C. power meter
DE2747385C2 (de) * 1977-10-21 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Elektronischer Wechselstromzähler
US4408283A (en) * 1981-06-08 1983-10-04 Transdata, Inc. Time division multiplier transducer with digitally derived phase shift adjustment for reactive power and energy measurement
US4801874A (en) * 1987-02-27 1989-01-31 Process Systems, Inc. Method and apparatus for measuring electricity
DE29511680U1 (de) * 1995-07-19 1996-11-21 Niggemeyer, Gert Günther, 21244 Buchholz Multiplikationsschaltung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1224162A (en) * 1967-01-10 1971-03-03 English Electric Co Ltd Improvements in power meters
US3466460A (en) * 1967-01-20 1969-09-09 Weston Instruments Inc Time division multiplier
CH462953A (de) * 1967-09-14 1968-09-30 Landis & Gyr Ag Elektronische Leistungsmesseinrichtung
FR1552053A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1967-11-08 1969-01-03
DE1901885C3 (de) * 1969-01-15 1974-08-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Multiplikation zweier elektrischer Wechselgrößen, insbesondere zur Leistungsmessung
AU414207B2 (en) * 1969-09-01 1971-06-17 The Commonwealth Of Australia Analogue multiplier

Also Published As

Publication number Publication date
SE377847B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-07-28
US3818206A (en) 1974-06-18
DE2206223A1 (de) 1973-08-23
NL7301310A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-14
FR2171390B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-03
JPS4890150A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-11-24
FR2171390A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-09-21

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