JPS59188635A - 画像処理装置 - Google Patents

画像処理装置

Info

Publication number
JPS59188635A
JPS59188635A JP6385383A JP6385383A JPS59188635A JP S59188635 A JPS59188635 A JP S59188635A JP 6385383 A JP6385383 A JP 6385383A JP 6385383 A JP6385383 A JP 6385383A JP S59188635 A JPS59188635 A JP S59188635A
Authority
JP
Japan
Prior art keywords
document
data
key
original
scanning
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
JP6385383A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0553253B2 (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 JP6385383A priority Critical patent/JPS59188635A/ja
Publication of JPS59188635A publication Critical patent/JPS59188635A/ja
Priority to US07/078,000 priority patent/US4802229A/en
Publication of JPH0553253B2 publication Critical patent/JPH0553253B2/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)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
JP6385383A 1983-04-12 1983-04-12 画像処理装置 Granted JPS59188635A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6385383A JPS59188635A (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
JP6385383A JPS59188635A (ja) 1983-04-12 1983-04-12 画像処理装置

Publications (2)

Publication Number Publication Date
JPS59188635A true JPS59188635A (ja) 1984-10-26
JPH0553253B2 JPH0553253B2 (enrdf_load_stackoverflow) 1993-08-09

Family

ID=13241304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6385383A Granted JPS59188635A (ja) 1983-04-12 1983-04-12 画像処理装置

Country Status (1)

Country Link
JP (1) JPS59188635A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6169612B1 (en) 1990-07-30 2001-01-02 Kyocera Mita Corporation Image processor provided with document detecting means
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6169612B1 (en) 1990-07-30 2001-01-02 Kyocera Mita Corporation Image processor provided with document detecting means
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
JPH0553253B2 (enrdf_load_stackoverflow) 1993-08-09

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