ZA931579B - A multiplier circuit and method of operation - Google Patents

A multiplier circuit and method of operation

Info

Publication number
ZA931579B
ZA931579B ZA931579A ZA931579A ZA931579B ZA 931579 B ZA931579 B ZA 931579B ZA 931579 A ZA931579 A ZA 931579A ZA 931579 A ZA931579 A ZA 931579A ZA 931579 B ZA931579 B ZA 931579B
Authority
ZA
South Africa
Prior art keywords
multiplier circuit
input signal
product
pulse train
input
Prior art date
Application number
ZA931579A
Other languages
English (en)
Inventor
Artur Wilhelm Suntken
Original Assignee
South African Micro Electronic
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 South African Micro Electronic filed Critical South African Micro Electronic
Publication of ZA931579B publication Critical patent/ZA931579B/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
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Analogue/Digital Conversion (AREA)
  • Electrotherapy Devices (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Picture Signal Circuits (AREA)
  • Amplitude Modulation (AREA)
ZA931579A 1992-03-06 1993-03-05 A multiplier circuit and method of operation ZA931579B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA921711 1992-03-06

Publications (1)

Publication Number Publication Date
ZA931579B true ZA931579B (en) 1993-10-06

Family

ID=25581484

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA931579A ZA931579B (en) 1992-03-06 1993-03-05 A multiplier circuit and method of operation

Country Status (9)

Country Link
US (1) US5396447A (xx)
EP (1) EP0559499B1 (xx)
AT (1) ATE187000T1 (xx)
DE (1) DE69327067T2 (xx)
DK (1) DK0559499T3 (xx)
ES (1) ES2140437T3 (xx)
GR (1) GR3032534T3 (xx)
PT (1) PT559499E (xx)
ZA (1) ZA931579B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9806399A (pt) * 1997-05-02 1999-12-21 Tru Test Ltd Melhoramentos em método de comunicação.
US20080007983A1 (en) * 2006-06-28 2008-01-10 Honeywell International, Inc. Frequency-to-voltage converter with analog multiplication
CN102414568B (zh) * 2009-04-28 2015-08-26 惠普开发有限公司 使用模拟到数字转换器来执行乘法运算
EP2529507B1 (en) 2010-01-31 2015-09-23 Hewlett Packard Development Company, L.P. Method for mitigating false powered device detection
DE102014107540B4 (de) * 2014-05-28 2016-01-28 Infineon Technologies Ag Verfahren und Vorrichtung zur Messung einer störbehafteten Größe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521038A (en) * 1968-05-29 1970-07-21 Reliance Electric Co Computer apparatus for multiplying two or more analog quantities and providing a digital output
US3546441A (en) * 1969-01-21 1970-12-08 Audn Corp Locomotive engine performance system including the multiplication of analog and digital signals
US3655955A (en) * 1970-02-20 1972-04-11 Audn Corp Recording and indicating system particularly for locomotives and the like
US3728535A (en) * 1971-08-19 1973-04-17 Textron Inc Multi-channel analog multiplier and systems
US3780273A (en) * 1972-06-12 1973-12-18 Leeds & Northrup Co Analog-to-digital wattmeter multiplier
US3914591A (en) * 1974-04-19 1975-10-21 Bell Telephone Labor Inc Analog electronic multiplier
US3955138A (en) * 1974-11-06 1976-05-04 General Electric Company Electronic energy consumption meter with input transformer having single resistance terminated secondary winding coupled to C-MOS switches driven by pulse width modulated control signals
JPS6468130A (en) * 1987-09-09 1989-03-14 Mitsubishi Electric Corp Semiconductor integrated circuit
JPH0821049B2 (ja) * 1987-09-24 1996-03-04 株式会社東芝 乗算器
US4833639A (en) * 1987-12-28 1989-05-23 Unisys Corporation High-speed analog multiplier--absolute value detector
JP2975041B2 (ja) * 1990-03-27 1999-11-10 株式会社日立製作所 ディジタル信号処理プロセッサ

Also Published As

Publication number Publication date
EP0559499A1 (en) 1993-09-08
ATE187000T1 (de) 1999-12-15
ES2140437T3 (es) 2000-03-01
PT559499E (pt) 2000-05-31
DK0559499T3 (da) 2000-03-27
EP0559499B1 (en) 1999-11-24
DE69327067T2 (de) 2000-04-27
GR3032534T3 (en) 2000-05-31
US5396447A (en) 1995-03-07
DE69327067D1 (de) 1999-12-30

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