JPS5437487A - Dark current compensating method for solid state pickup element - Google Patents

Dark current compensating method for solid state pickup element

Info

Publication number
JPS5437487A
JPS5437487A JP10344477A JP10344477A JPS5437487A JP S5437487 A JPS5437487 A JP S5437487A JP 10344477 A JP10344477 A JP 10344477A JP 10344477 A JP10344477 A JP 10344477A JP S5437487 A JPS5437487 A JP S5437487A
Authority
JP
Japan
Prior art keywords
dark current
pickup element
solid state
compensating method
current compensating
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
JP10344477A
Other languages
Japanese (ja)
Inventor
Mamoru Maeda
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP10344477A priority Critical patent/JPS5437487A/en
Publication of JPS5437487A publication Critical patent/JPS5437487A/en
Pending legal-status Critical Current

Links

Landscapes

  • Solid State Image Pick-Up Elements (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)

Abstract

PURPOSE: To increase the dynamic range by delivering the dark current signal after the video signal by performing the signal transfer of the solid pickup element in more frequencies than the bit number of the solid state pickup element component of the video signal via the dark current signal.
COPYRIGHT: (C)1979,JPO&Japio
JP10344477A 1977-08-29 1977-08-29 Dark current compensating method for solid state pickup element Pending JPS5437487A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10344477A JPS5437487A (en) 1977-08-29 1977-08-29 Dark current compensating method for solid state pickup element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10344477A JPS5437487A (en) 1977-08-29 1977-08-29 Dark current compensating method for solid state pickup element

Publications (1)

Publication Number Publication Date
JPS5437487A true JPS5437487A (en) 1979-03-19

Family

ID=14354193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10344477A Pending JPS5437487A (en) 1977-08-29 1977-08-29 Dark current compensating method for solid state pickup element

Country Status (1)

Country Link
JP (1) JPS5437487A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163962A (en) * 1979-06-08 1980-12-20 Nec Corp Driving method for solid-state pickup unit
JPS57133776A (en) * 1981-02-13 1982-08-18 Nec Corp Solid-state image pickup device
JPS5814682A (en) * 1981-07-20 1983-01-27 Sony Corp Solid state image pickup device
JPS5815373A (en) * 1981-07-22 1983-01-28 Hitachi Ltd Electrophotographic camera device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163962A (en) * 1979-06-08 1980-12-20 Nec Corp Driving method for solid-state pickup unit
JPS57133776A (en) * 1981-02-13 1982-08-18 Nec Corp Solid-state image pickup device
JPS5814682A (en) * 1981-07-20 1983-01-27 Sony Corp Solid state image pickup device
JPS5815373A (en) * 1981-07-22 1983-01-28 Hitachi Ltd Electrophotographic camera device

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