JPS54127379A - Light current amplifier for generating logarithmic output voltage - Google Patents

Light current amplifier for generating logarithmic output voltage

Info

Publication number
JPS54127379A
JPS54127379A JP2776379A JP2776379A JPS54127379A JP S54127379 A JPS54127379 A JP S54127379A JP 2776379 A JP2776379 A JP 2776379A JP 2776379 A JP2776379 A JP 2776379A JP S54127379 A JPS54127379 A JP S54127379A
Authority
JP
Japan
Prior art keywords
output voltage
current amplifier
light current
logarithmic output
generating logarithmic
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.)
Pending
Application number
JP2776379A
Other languages
English (en)
Inventor
Arutenkiruhi Manfureeto
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.)
Rollei Werke Franke und Heidecke GmbH and Co KG
Original Assignee
Rollei Werke Franke und Heidecke GmbH and Co KG
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 Rollei Werke Franke und Heidecke GmbH and Co KG filed Critical Rollei Werke Franke und Heidecke GmbH and Co KG
Publication of JPS54127379A publication Critical patent/JPS54127379A/ja
Pending legal-status Critical Current

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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Control For Cameras (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
JP2776379A 1978-03-14 1979-03-12 Light current amplifier for generating logarithmic output voltage Pending JPS54127379A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782810959 DE2810959A1 (de) 1978-03-14 1978-03-14 Fotostromverstaerker mit logarithmischer ausgangsspannung

Publications (1)

Publication Number Publication Date
JPS54127379A true JPS54127379A (en) 1979-10-03

Family

ID=6034371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2776379A Pending JPS54127379A (en) 1978-03-14 1979-03-12 Light current amplifier for generating logarithmic output voltage

Country Status (3)

Country Link
JP (1) JPS54127379A (ja)
DE (1) DE2810959A1 (ja)
GB (1) GB2016686B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03128509A (ja) * 1989-10-13 1991-05-31 Sumitomo Electric Ind Ltd 光受信回路
US7474978B2 (en) * 2006-10-31 2009-01-06 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. High dynamic range optical receiver

Also Published As

Publication number Publication date
GB2016686B (en) 1982-09-15
DE2810959A1 (de) 1979-09-27
GB2016686A (en) 1979-09-26

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