JPS6156668B2 - - Google Patents

Info

Publication number
JPS6156668B2
JPS6156668B2 JP56067672A JP6767281A JPS6156668B2 JP S6156668 B2 JPS6156668 B2 JP S6156668B2 JP 56067672 A JP56067672 A JP 56067672A JP 6767281 A JP6767281 A JP 6767281A JP S6156668 B2 JPS6156668 B2 JP S6156668B2
Authority
JP
Japan
Prior art keywords
filter
scanning line
read
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
JP56067672A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57183176A (en
Inventor
Tooru Kaneko
Masashi Okudaira
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP56067672A priority Critical patent/JPS57183176A/ja
Publication of JPS57183176A publication Critical patent/JPS57183176A/ja
Publication of JPS6156668B2 publication Critical patent/JPS6156668B2/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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Transmission Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Heads (AREA)
JP56067672A 1981-05-07 1981-05-07 Picture reader Granted JPS57183176A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56067672A JPS57183176A (en) 1981-05-07 1981-05-07 Picture reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56067672A JPS57183176A (en) 1981-05-07 1981-05-07 Picture reader

Publications (2)

Publication Number Publication Date
JPS57183176A JPS57183176A (en) 1982-11-11
JPS6156668B2 true JPS6156668B2 (enrdf_load_stackoverflow) 1986-12-03

Family

ID=13351716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56067672A Granted JPS57183176A (en) 1981-05-07 1981-05-07 Picture reader

Country Status (1)

Country Link
JP (1) JPS57183176A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS636958A (ja) * 1986-06-26 1988-01-12 Canon Inc 原稿読取装置

Also Published As

Publication number Publication date
JPS57183176A (en) 1982-11-11

Similar Documents

Publication Publication Date Title
US20050029352A1 (en) System and method for automatic correction of illumination noise caused by ambient light
US7113619B1 (en) Image reading method, image reading apparatus and method of discriminating defect of image data
JP3266807B2 (ja) 画像読取装置
JP3086535B2 (ja) 画像処理方法および装置
JPH11215313A (ja) 画像読取方法
JPH11187221A (ja) 画像読取装置
US5912724A (en) Illuminance setting method
CN100390663C (zh) 数字曝光式照片处理装置
JPS6156668B2 (enrdf_load_stackoverflow)
JPH06233052A (ja) 画像読取装置
JP2002359776A (ja) 画像読取装置
JPH1132218A (ja) 欠陥画素修正装置及び欠陥画素修正方法
US6879730B1 (en) Sensitivity correction method and image reading device
JP2002051211A (ja) 画像読取装置における撮像素子及び光源むらの補正装置及び補正方法
JP2604880Y2 (ja) 原稿入力装置
JP2002165075A (ja) 画像読取装置及び合焦制御方法
JP2556574Y2 (ja) 画像読取装置
JPS59223060A (ja) 原稿読取装置
JP2541929B2 (ja) 画像読取装置
JP2685565B2 (ja) 画像読取装置
JPH10247997A (ja) フイルム画像入力方法
JPH06152953A (ja) 画像読み取り装置
JP2002218183A (ja) 画像読取装置
JPH11252387A (ja) 画像読取方法および装置
JPH03234181A (ja) 画像読取装置