JPH0350313B2 - - Google Patents

Info

Publication number
JPH0350313B2
JPH0350313B2 JP54054140A JP5414079A JPH0350313B2 JP H0350313 B2 JPH0350313 B2 JP H0350313B2 JP 54054140 A JP54054140 A JP 54054140A JP 5414079 A JP5414079 A JP 5414079A JP H0350313 B2 JPH0350313 B2 JP H0350313B2
Authority
JP
Japan
Prior art keywords
input
resistors
transistor
terminal
resistor
Prior art date
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 - Lifetime
Application number
JP54054140A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55997A (en
Inventor
Metokaafu Eritsuku
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.)
Safran Data Systems SAS
Original Assignee
Enertec SA
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 Enertec SA filed Critical Enertec SA
Publication of JPS55997A publication Critical patent/JPS55997A/ja
Publication of JPH0350313B2 publication Critical patent/JPH0350313B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G06G7/163—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using a variable impedance controlled by one of the input signals, variable amplification or transfer function

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Calculators And Similar Devices (AREA)
  • Electronic Switches (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP5414079A 1978-05-06 1979-05-04 Product circuit Granted JPS55997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1812978 1978-05-06

Publications (2)

Publication Number Publication Date
JPS55997A JPS55997A (en) 1980-01-07
JPH0350313B2 true JPH0350313B2 (en, 2012) 1991-08-01

Family

ID=10107158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5414079A Granted JPS55997A (en) 1978-05-06 1979-05-04 Product circuit

Country Status (5)

Country Link
US (1) US4242634A (en, 2012)
JP (1) JPS55997A (en, 2012)
DE (1) DE2917921A1 (en, 2012)
FR (1) FR2425116B1 (en, 2012)
IT (1) IT1113949B (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663587A (en) * 1985-10-02 1987-05-05 Westinghouse Electric Corp. Electronic circuit for measuring electrical energy
US4906875A (en) * 1988-05-09 1990-03-06 Hewlett-Packard Company Digital integtrating mixer
US4870303A (en) * 1988-06-03 1989-09-26 Motorola, Inc. Phase detector
GB2234069B (en) * 1988-10-28 1992-08-12 Motorola Inc Sensor arrangement
JP2576774B2 (ja) * 1993-10-29 1997-01-29 日本電気株式会社 トリプラおよびクァドルプラ
EP1184971A1 (en) * 2000-08-17 2002-03-06 Motorola, Inc. Switching mixer
US6594478B1 (en) * 2000-11-03 2003-07-15 Motorola, Inc. Self oscillating mixer
US8698545B2 (en) * 2012-04-03 2014-04-15 Texas Instruments Incorporated Analog multiplier and method for current shunt power measurements
US11193711B2 (en) 2016-04-18 2021-12-07 Sukup Manufacturing Co. Bridge reducing mixed-flow grain dryer with cross-flow vacuum cool heat recovery system
US12107550B2 (en) 2022-04-29 2024-10-01 Avago Technologies International Sales Pte. Limited Linearization of differential RF power amplifier by bias control using cross-coupling components

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661457A (en) * 1950-03-04 1953-12-01 Iowa State College Res Found Wattmeter-varmeter
US3432650A (en) * 1964-11-10 1969-03-11 Northern Electric Co Signal multiplier providing an output signal substantially free of components proportional to the individual input signals
GB1129521A (en) * 1965-03-11 1968-10-09 Solartron Electronic Group Improvements in multiplicative modulator
GB1224162A (en) * 1967-01-10 1971-03-03 English Electric Co Ltd Improvements in power meters
US3526786A (en) * 1967-09-19 1970-09-01 Honeywell Inc Control apparatus
JPS5610667B2 (en, 2012) * 1973-06-20 1981-03-10
FR2341164A1 (fr) * 1976-02-11 1977-09-09 Chauvin Arnoux Sa Dispositif correcteur d'erreur de multiplication analogique notamment pour wattmetre de precision
US4053832A (en) * 1976-05-24 1977-10-11 National Semiconductor Corporation A.C. power meter

Also Published As

Publication number Publication date
US4242634A (en) 1980-12-30
FR2425116A1 (fr) 1979-11-30
JPS55997A (en) 1980-01-07
DE2917921A1 (de) 1979-11-15
IT7922384A0 (it) 1979-05-04
IT1113949B (it) 1986-01-27
DE2917921C2 (en, 2012) 1990-05-31
FR2425116B1 (fr) 1985-12-13

Similar Documents

Publication Publication Date Title
JPH0350313B2 (en, 2012)
GB1603648A (en) Electronic devices for producing an output signal related to electrical power
US4368432A (en) Sine wave generator for different frequencies
JPS6025745B2 (ja) 電力測定方法
JP2509426B2 (ja) デルタ−シグマ−アナログ／ディジタル変換器
US4723449A (en) Electromagnetic flowmeters
JP2710507B2 (ja) 増幅回路
JPH0130111B2 (en, 2012)
SU433499A1 (ru) Синусный функциональный преобразователь
SU720682A1 (ru) Синхронный детектор
SU432419A1 (ru) Цифровой низкочастотный фазометр
SU974287A1 (ru) Цифровой интегрирующий вольтметр
SU396827A1 (ru) К АВТОРСКОМУ СВИДЕТЕЛЬСТВУМ. Кл. Н 03k 17/02УДК 681.142.67(088.8)
RU2057349C1 (ru) Преобразователь мощности в частоту
JPH02291974A (ja) マークスペース変調信号の位相検出器
SU570852A1 (ru) Калибратор фазы звуковых и инфразвуковых частот
SU731576A1 (ru) Демодул тор широтно-модулированного сигнала
SU834601A1 (ru) Компаратор сопротивлений
SU530271A1 (ru) Устройство дл измерени сопротивлени изол ции сети посто нного тока
SU452004A1 (ru) Обратимый одноразр дный инвертор
SU413618A1 (en, 2012)
US3293638A (en) Arrangement for converting an information signal
JPS62145929A (ja) デイジタルアナログ変換器
SU657605A1 (ru) Нелинейный цифро-аналоговый преобразователь
SU1624352A1 (ru) Устройство дл измерени сопротивлений