JPS53125718A - Correction method for dark current - Google Patents

Correction method for dark current

Info

Publication number
JPS53125718A
JPS53125718A JP4069777A JP4069777A JPS53125718A JP S53125718 A JPS53125718 A JP S53125718A JP 4069777 A JP4069777 A JP 4069777A JP 4069777 A JP4069777 A JP 4069777A JP S53125718 A JPS53125718 A JP S53125718A
Authority
JP
Japan
Prior art keywords
dark current
correction method
pick
change
elements
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
JP4069777A
Other languages
Japanese (ja)
Inventor
Yoshiaki Kamimoto
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 JP4069777A priority Critical patent/JPS53125718A/en
Publication of JPS53125718A publication Critical patent/JPS53125718A/en
Pending legal-status Critical Current

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Abstract

PURPOSE:To prevent the change of the dynamic range due to change in the operating conditions of pick up elements, by correcting the dark current of charge transfer elements in a solidistate pick up unit.
JP4069777A 1977-04-09 1977-04-09 Correction method for dark current Pending JPS53125718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4069777A JPS53125718A (en) 1977-04-09 1977-04-09 Correction method for dark current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4069777A JPS53125718A (en) 1977-04-09 1977-04-09 Correction method for dark current

Publications (1)

Publication Number Publication Date
JPS53125718A true JPS53125718A (en) 1978-11-02

Family

ID=12587742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4069777A Pending JPS53125718A (en) 1977-04-09 1977-04-09 Correction method for dark current

Country Status (1)

Country Link
JP (1) JPS53125718A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59154880A (en) * 1983-02-24 1984-09-03 Asahi Optical Co Ltd Dark current compensating circuit of photoelectric output
JPS60163573A (en) * 1984-02-03 1985-08-26 Matsushita Graphic Commun Syst Inc Automatic offset adjusting device of image sensor
US4675738A (en) * 1984-09-17 1987-06-23 Canon Kabushiki Kaisha Image pickup device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59154880A (en) * 1983-02-24 1984-09-03 Asahi Optical Co Ltd Dark current compensating circuit of photoelectric output
JPS60163573A (en) * 1984-02-03 1985-08-26 Matsushita Graphic Commun Syst Inc Automatic offset adjusting device of image sensor
US4675738A (en) * 1984-09-17 1987-06-23 Canon Kabushiki Kaisha Image pickup device

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