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JPS543418A - Picture reading device - Google Patents

Picture reading device

Info

Publication number
JPS543418A
JPS543418A JP6819977A JP6819977A JPS543418A JP S543418 A JPS543418 A JP S543418A JP 6819977 A JP6819977 A JP 6819977A JP 6819977 A JP6819977 A JP 6819977A JP S543418 A JPS543418 A JP S543418A
Authority
JP
Japan
Prior art keywords
reading device
picture reading
output
color signal
manuscript
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
JP6819977A
Other languages
Japanese (ja)
Inventor
Koichiro Jinnai
Tsutomu Sato
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 JP6819977A priority Critical patent/JPS543418A/en
Publication of JPS543418A publication Critical patent/JPS543418A/en
Pending legal-status Critical Current

Links

Landscapes

  • Color Image Communication Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)

Abstract

PURPOSE: To secure the output of the color signal featuring a different coloring from that of the manuscript through a simple constitution, by comparing each of the output signals sent from the color scanner with the reference level through a comparator and then using the output as the correcting color signal.
COPYRIGHT: (C)1979,JPO&Japio
JP6819977A 1977-06-09 1977-06-09 Picture reading device Pending JPS543418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6819977A JPS543418A (en) 1977-06-09 1977-06-09 Picture reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6819977A JPS543418A (en) 1977-06-09 1977-06-09 Picture reading device

Publications (1)

Publication Number Publication Date
JPS543418A true JPS543418A (en) 1979-01-11

Family

ID=13366878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6819977A Pending JPS543418A (en) 1977-06-09 1977-06-09 Picture reading device

Country Status (1)

Country Link
JP (1) JPS543418A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56168471A (en) * 1980-05-30 1981-12-24 Canon Inc Pictute reading device
JPS57194674A (en) * 1981-05-27 1982-11-30 Canon Inc Picture processing system
JPS57194675A (en) * 1981-05-27 1982-11-30 Canon Inc Picture processing system
JPS57196658A (en) * 1981-05-28 1982-12-02 Canon Inc Picture processing system
JPS57196659A (en) * 1981-05-28 1982-12-02 Canon Inc Picture processing system
JPS57202176A (en) * 1981-06-05 1982-12-10 Canon Inc Picture processing system
JPS57203372A (en) * 1981-06-10 1982-12-13 Canon Inc Picture processing system
JPH02501280A (en) * 1986-12-06 1990-05-10 テイト　パイプ　ライニング　プロセシーズ　リミティド Method and device for lining pipes

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56168471A (en) * 1980-05-30 1981-12-24 Canon Inc Pictute reading device
JPH0423468B2 (en) * 1980-05-30 1992-04-22 Canon Kk
JPH0241947B2 (en) * 1981-05-27 1990-09-20
JPS57194674A (en) * 1981-05-27 1982-11-30 Canon Inc Picture processing system
JPS57194675A (en) * 1981-05-27 1982-11-30 Canon Inc Picture processing system
JPH037180B2 (en) * 1981-05-27 1991-01-31 Canon Kk
JPS57196658A (en) * 1981-05-28 1982-12-02 Canon Inc Picture processing system
JPH0241948B2 (en) * 1981-05-28 1990-09-20
JPH033982B2 (en) * 1981-05-28 1991-01-21 Canon Kk
JPS57196659A (en) * 1981-05-28 1982-12-02 Canon Inc Picture processing system
JPH0241949B2 (en) * 1981-06-05 1990-09-20
JPS57202176A (en) * 1981-06-05 1982-12-10 Canon Inc Picture processing system
JPS57203372A (en) * 1981-06-10 1982-12-13 Canon Inc Picture processing system
JPH0376064B2 (en) * 1981-06-10 1991-12-04 Canon Kk
JPH02501280A (en) * 1986-12-06 1990-05-10 テイト　パイプ　ライニング　プロセシーズ　リミティド Method and device for lining pipes

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