JP6541502B2 - 画像読取装置、画像読取方法 - Google Patents

画像読取装置、画像読取方法 Download PDF

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Publication number
JP6541502B2
JP6541502B2 JP2015158460A JP2015158460A JP6541502B2 JP 6541502 B2 JP6541502 B2 JP 6541502B2 JP 2015158460 A JP2015158460 A JP 2015158460A JP 2015158460 A JP2015158460 A JP 2015158460A JP 6541502 B2 JP6541502 B2 JP 6541502B2
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Japan
Prior art keywords
image
document
inclination
correction
correction condition
Prior art date
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Application number
JP2015158460A
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English (en)
Japanese (ja)
Other versions
JP2017038231A5 (enExample
JP2017038231A (ja
Inventor
敏孝 野呂
敏孝 野呂
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 JP2015158460A priority Critical patent/JP6541502B2/ja
Priority to US15/218,831 priority patent/US9998624B2/en
Publication of JP2017038231A publication Critical patent/JP2017038231A/ja
Publication of JP2017038231A5 publication Critical patent/JP2017038231A5/ja
Application granted granted Critical
Publication of JP6541502B2 publication Critical patent/JP6541502B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N1/203—Simultaneous scanning of two or more separate pictures, e.g. two sides of the same sheet
    • H04N1/2032—Simultaneous scanning of two or more separate pictures, e.g. two sides of the same sheet of two pictures corresponding to two sides of a single medium
    • 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
    • H04N1/0035—User-machine interface; Control console
    • H04N1/00405—Output means
    • H04N1/00408—Display of information to the user, e.g. menus
    • H04N1/00411—Display of information to the user, e.g. menus the display also being used for user input, e.g. touch screen
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00599—Using specific components
    • H04N1/00604—Transport trays
    • 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
    • H04N1/00795—Reading arrangements
    • 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
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/3877—Image rotation
    • H04N1/3878—Skew detection or correction
    • 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
    • H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0081—Image reader
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0094—Multifunctional device, i.e. a device capable of all of reading, reproducing, copying, facsimile transception, file transception

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
JP2015158460A 2015-08-10 2015-08-10 画像読取装置、画像読取方法 Active JP6541502B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015158460A JP6541502B2 (ja) 2015-08-10 2015-08-10 画像読取装置、画像読取方法
US15/218,831 US9998624B2 (en) 2015-08-10 2016-07-25 Image reading apparatus and image reading method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015158460A JP6541502B2 (ja) 2015-08-10 2015-08-10 画像読取装置、画像読取方法

Publications (3)

Publication Number Publication Date
JP2017038231A JP2017038231A (ja) 2017-02-16
JP2017038231A5 JP2017038231A5 (enExample) 2018-08-02
JP6541502B2 true JP6541502B2 (ja) 2019-07-10

Family

ID=57995752

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015158460A Active JP6541502B2 (ja) 2015-08-10 2015-08-10 画像読取装置、画像読取方法

Country Status (2)

Country Link
US (1) US9998624B2 (enExample)
JP (1) JP6541502B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9637337B2 (en) * 2015-05-26 2017-05-02 Kabushiki Kaisha Toshiba Sheet feeding apparatus and image processing apparatus
JP6700968B2 (ja) * 2016-05-20 2020-05-27 キヤノン株式会社 画像読取装置及び画像形成装置
JP2018137521A (ja) * 2017-02-20 2018-08-30 株式会社沖データ 画像読取装置
JP2020052916A (ja) * 2018-09-28 2020-04-02 日本電産サンキョー株式会社 画像処理装置、イメージスキャナ、及び画像処理方法
US11190658B2 (en) * 2019-11-15 2021-11-30 Canon Kabushiki Kaisha Image reading apparatus
US11399108B2 (en) * 2020-05-21 2022-07-26 Kyocera Document Solutions Inc. Image reading apparatus capable of determining whether missing part of document image occurs based on edge shape of at least one of leading and trailing edges of document image
JP7655025B2 (ja) * 2021-03-17 2025-04-02 京セラドキュメントソリューションズ株式会社 画像読取装置、画像処理方法
JP7775631B2 (ja) * 2021-10-18 2025-11-26 株式会社リコー 読取装置及び画像形成装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11298683A (ja) * 1998-04-15 1999-10-29 Konica Corp 画像処理装置及び画像読取装置
JP2004056524A (ja) 2002-07-19 2004-02-19 Ricoh Co Ltd 画像読み取り装置
JP4844247B2 (ja) * 2006-06-12 2011-12-28 富士ゼロックス株式会社 画像処理装置および画像処理プログラム
JP5367241B2 (ja) * 2007-07-06 2013-12-11 株式会社Ｐｆｕ 画像読取処理装置、画像読取装置、および、画像読取処理方法
JP5226455B2 (ja) 2008-10-10 2013-07-03 キヤノン株式会社 画像読み取り装置
JP5376907B2 (ja) 2008-11-13 2013-12-25 キヤノン株式会社 画像読取装置及び画像処理方法
JP5173997B2 (ja) * 2009-12-15 2013-04-03 キヤノン株式会社 画像読取装置、その制御方法、及びプログラム
JP5214709B2 (ja) * 2010-11-24 2013-06-19 キヤノンファインテック株式会社 シート処理装置と画像形成装置
JP2015122592A (ja) * 2013-12-20 2015-07-02 株式会社東芝 画像処理装置およびプログラム
US9253366B2 (en) * 2014-03-26 2016-02-02 Fuji Xerox Co., Ltd. Image forming apparatus and image reading device

Also Published As

Publication number Publication date
US20170048410A1 (en) 2017-02-16
US9998624B2 (en) 2018-06-12
JP2017038231A (ja) 2017-02-16

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