JPS53937A - Shading removel device - Google Patents

Shading removel device

Info

Publication number
JPS53937A
JPS53937A JP7435776A JP7435776A JPS53937A JP S53937 A JPS53937 A JP S53937A JP 7435776 A JP7435776 A JP 7435776A JP 7435776 A JP7435776 A JP 7435776A JP S53937 A JPS53937 A JP S53937A
Authority
JP
Japan
Prior art keywords
removel
shading
improving
memory
main component
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.)
Granted
Application number
JP7435776A
Other languages
Japanese (ja)
Other versions
JPS5916463B2 (en
Inventor
Yoshiaki Kitatsume
Koji Fujimoto
Mitsunori Oka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP51074357A priority Critical patent/JPS5916463B2/en
Publication of JPS53937A publication Critical patent/JPS53937A/en
Publication of JPS5916463B2 publication Critical patent/JPS5916463B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Image Input (AREA)
  • Facsimile Image Signal Circuits (AREA)

Abstract

PURPOSE: To realize a device capable of removing shading mainly resulted in a scanning unit of a semiconductor scanner with a simple circuit having a memory as a main component thereby improving S/N ratio in video output and obtaining stabilized data.
COPYRIGHT: (C)1978,JPO&Japio
JP51074357A 1976-06-25 1976-06-25 Sheading removal equipment Expired JPS5916463B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51074357A JPS5916463B2 (en) 1976-06-25 1976-06-25 Sheading removal equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51074357A JPS5916463B2 (en) 1976-06-25 1976-06-25 Sheading removal equipment

Publications (2)

Publication Number Publication Date
JPS53937A true JPS53937A (en) 1978-01-07
JPS5916463B2 JPS5916463B2 (en) 1984-04-16

Family

ID=13544784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51074357A Expired JPS5916463B2 (en) 1976-06-25 1976-06-25 Sheading removal equipment

Country Status (1)

Country Link
JP (1) JPS5916463B2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5015060A (en) * 1973-05-01 1975-02-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5015060A (en) * 1973-05-01 1975-02-17

Also Published As

Publication number Publication date
JPS5916463B2 (en) 1984-04-16

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