JPH0119311B2 - - Google Patents

Info

Publication number
JPH0119311B2
JPH0119311B2 JP55098304A JP9830480A JPH0119311B2 JP H0119311 B2 JPH0119311 B2 JP H0119311B2 JP 55098304 A JP55098304 A JP 55098304A JP 9830480 A JP9830480 A JP 9830480A JP H0119311 B2 JPH0119311 B2 JP H0119311B2
Authority
JP
Japan
Prior art keywords
sub
main scanning
illumination
original
reading
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.)
Expired
Application number
JP55098304A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5724167A (en
Inventor
Yukihiko Ogata
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP9830480A priority Critical patent/JPS5724167A/ja
Publication of JPS5724167A publication Critical patent/JPS5724167A/ja
Publication of JPH0119311B2 publication Critical patent/JPH0119311B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Image Input (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP9830480A 1980-07-18 1980-07-18 Picture information processor Granted JPS5724167A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9830480A JPS5724167A (en) 1980-07-18 1980-07-18 Picture information processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9830480A JPS5724167A (en) 1980-07-18 1980-07-18 Picture information processor

Publications (2)

Publication Number Publication Date
JPS5724167A JPS5724167A (en) 1982-02-08
JPH0119311B2 true JPH0119311B2 (en]) 1989-04-11

Family

ID=14216178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9830480A Granted JPS5724167A (en) 1980-07-18 1980-07-18 Picture information processor

Country Status (1)

Country Link
JP (1) JPS5724167A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60127874A (ja) * 1983-12-14 1985-07-08 Fuji Xerox Co Ltd 原稿読取装置
JPS61125271A (ja) * 1984-11-21 1986-06-12 Canon Inc 原稿読取装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334422A (en) * 1976-09-11 1978-03-31 Hitachi Ltd Photo electric converter
JPS6031294B2 (ja) * 1977-10-07 1985-07-22 株式会社リコー ビディオ信号安定化装置
JPS54114919A (en) * 1978-02-28 1979-09-07 Ricoh Co Ltd Reader for video information

Also Published As

Publication number Publication date
JPS5724167A (en) 1982-02-08

Similar Documents

Publication Publication Date Title
US7884978B2 (en) Image reading apparatus, light intensity control circuit, and light intensity control method
US6775419B2 (en) Image processing method, image processing apparatus, and storage medium for storing control process
US9516194B2 (en) Method for correcting shading and scanner device
JPS6243388B2 (en])
US7190493B2 (en) Image reading apparatus and image reading method
JPH0119311B2 (en])
US4687919A (en) A lighting control device in manuscript reproduction equipment
JPH09102849A (ja) 画像読取装置
JP5310158B2 (ja) 画像読取装置
JPH0527296B2 (en])
JPH04199970A (ja) 画像読取装置
JP2586035B2 (ja) 画像読み取り装置
JPH076197A (ja) 光学読取装置
JP2569667B2 (ja) 画像読取装置
JPH08248529A (ja) 画像入力装置及び画像入力方法
JP3168020B2 (ja) 画像読取装置および方法
US20040017589A1 (en) Method for selecting a shading correcting line
JP2590851B2 (ja) 情報読取り装置
KR930003476B1 (ko) 팩시밀리 원고 조명장치
JPH04172763A (ja) カラー画像読取装置
JPS62172860A (ja) 原稿読取装置
JPS58202662A (ja) 画像読取装置
JP2004056158A (ja) 画像読取装置
JP2008252217A (ja) 画像読取装置
JPH06284285A (ja) 画像読取装置