JPS59188636A - 画像処理装置 - Google Patents

画像処理装置

Info

Publication number
JPS59188636A
JPS59188636A JP58063854A JP6385483A JPS59188636A JP S59188636 A JPS59188636 A JP S59188636A JP 58063854 A JP58063854 A JP 58063854A JP 6385483 A JP6385483 A JP 6385483A JP S59188636 A JPS59188636 A JP S59188636A
Authority
JP
Japan
Prior art keywords
document
data
key
scanning
original
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
JP58063854A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0548460B2 (enrdf_load_stackoverflow
Inventor
Masanori Yamada
山田　昌敬
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 JP58063854A priority Critical patent/JPS59188636A/ja
Publication of JPS59188636A publication Critical patent/JPS59188636A/ja
Priority to US07/078,000 priority patent/US4802229A/en
Publication of JPH0548460B2 publication Critical patent/JPH0548460B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/60—Apparatus which relate to the handling of originals
    • G03G15/607—Apparatus which relate to the handling of originals for detecting size, presence or position of original
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00702—Position
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00718—Skew
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00748—Detecting edges, e.g. of a stationary sheet
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/0075—Detecting a change in reflectivity
    • H04N1/00753—Detecting a change in reflectivity of a sheet relative to a particular backgroud
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00758—Detection methods using a prescan
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00763—Action taken as a result of detection
    • H04N1/00771—Indicating or reporting, e.g. issuing an alarm
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00763—Action taken as a result of detection
    • H04N1/00774—Adjusting or controlling
    • H04N1/00777—Inhibiting, e.g. an operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Controlling Sheets Or Webs (AREA)
JP58063854A 1983-04-12 1983-04-12 画像処理装置 Granted JPS59188636A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58063854A JPS59188636A (ja) 1983-04-12 1983-04-12 画像処理装置
US07/078,000 US4802229A (en) 1983-04-12 1987-07-24 Image processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58063854A JPS59188636A (ja) 1983-04-12 1983-04-12 画像処理装置

Publications (2)

Publication Number Publication Date
JPS59188636A true JPS59188636A (ja) 1984-10-26
JPH0548460B2 JPH0548460B2 (enrdf_load_stackoverflow) 1993-07-21

Family

ID=13241335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58063854A Granted JPS59188636A (ja) 1983-04-12 1983-04-12 画像処理装置

Country Status (1)

Country Link
JP (1) JPS59188636A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636649B1 (en) 1998-10-16 2003-10-21 Matsushita Electric Industrial Co., Ltd. Image processing apparatus and the method of correcting the inclination

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5299015A (en) * 1976-02-16 1977-08-19 Toshiba Corp Transmitting draft detecting device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5299015A (en) * 1976-02-16 1977-08-19 Toshiba Corp Transmitting draft detecting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636649B1 (en) 1998-10-16 2003-10-21 Matsushita Electric Industrial Co., Ltd. Image processing apparatus and the method of correcting the inclination

Also Published As

Publication number Publication date
JPH0548460B2 (enrdf_load_stackoverflow) 1993-07-21

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