DK121481A - Transistordifferenskredsloeb med exponential overfoeringskarakteristik - Google Patents

Transistordifferenskredsloeb med exponential overfoeringskarakteristik

Info

Publication number
DK121481A
DK121481A DK121481A DK121481A DK121481A DK 121481 A DK121481 A DK 121481A DK 121481 A DK121481 A DK 121481A DK 121481 A DK121481 A DK 121481A DK 121481 A DK121481 A DK 121481A
Authority
DK
Denmark
Prior art keywords
differential circuit
transfer characteristics
transistor differential
exponential transfer
exponential
Prior art date
Application number
DK121481A
Other languages
English (en)
Inventor
Urs Zogg
Original Assignee
Studer Willi Fabrik Fuer Elekt
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 Studer Willi Fabrik Fuer Elekt filed Critical Studer Willi Fabrik Fuer Elekt
Publication of DK121481A publication Critical patent/DK121481A/da

Links

Classifications

    • 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
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
DK121481A 1980-03-19 1981-03-18 Transistordifferenskredsloeb med exponential overfoeringskarakteristik DK121481A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH217180A CH647109A5 (de) 1980-03-19 1980-03-19 Differentialstufe mit genauem exponentiellem zusammenhang zwischen dem kollektorstromverhaeltnis und der spannung zwischen den beiden basen.

Publications (1)

Publication Number Publication Date
DK121481A true DK121481A (da) 1981-09-20

Family

ID=4227546

Family Applications (1)

Application Number Title Priority Date Filing Date
DK121481A DK121481A (da) 1980-03-19 1981-03-18 Transistordifferenskredsloeb med exponential overfoeringskarakteristik

Country Status (6)

Country Link
US (1) US4415820A (da)
EP (1) EP0036096B1 (da)
JP (1) JPS56147271A (da)
CH (1) CH647109A5 (da)
DE (1) DE3166393D1 (da)
DK (1) DK121481A (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8502801D0 (en) * 1985-02-04 1985-03-06 Bransbury R Multiplier circuits
DE4300591A1 (de) * 1993-01-13 1994-07-14 Telefunken Microelectron Schaltungsanordnung
US5488289A (en) * 1993-11-18 1996-01-30 National Semiconductor Corp. Voltage to current converter having feedback for providing an exponential current output
US5942939A (en) * 1998-06-01 1999-08-24 Motorola, Inc. Amplifier and method of canceling distortion by combining hyperbolic tangent and hyperbolic sine transfer functions
US10536309B2 (en) * 2014-09-15 2020-01-14 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US10270630B2 (en) 2014-09-15 2019-04-23 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047737A (en) * 1958-01-16 1962-07-31 Rca Corp Transistor multivibrator circuit with transistor gating means
US3345583A (en) * 1966-05-23 1967-10-03 Teddy G Saunders Multivibrator having astable and bistable operating modes
US3793480A (en) * 1971-12-29 1974-02-19 United Aircraft Corp Exponential transconductance multiplier and integrated video processor
US3737682A (en) * 1972-02-10 1973-06-05 Rca Corp Triggered flip-flop
US3967105A (en) * 1975-05-19 1976-06-29 Control Data Corporation Transistor power and root computing system

Also Published As

Publication number Publication date
JPS56147271A (en) 1981-11-16
EP0036096A3 (en) 1981-10-07
CH647109A5 (de) 1984-12-28
DE3166393D1 (en) 1984-11-08
US4415820A (en) 1983-11-15
EP0036096A2 (en) 1981-09-23
EP0036096B1 (en) 1984-10-03

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment