JP6700721B2 - 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
JP6700721B2
JP6700721B2 JP2015216635A JP2015216635A JP6700721B2 JP 6700721 B2 JP6700721 B2 JP 6700721B2 JP 2015216635 A JP2015216635 A JP 2015216635A JP 2015216635 A JP2015216635 A JP 2015216635A JP 6700721 B2 JP6700721 B2 JP 6700721B2
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JP
Japan
Prior art keywords
document
edge
image reading
edge detection
image
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.)
Active
Application number
JP2015216635A
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English (en)
Japanese (ja)
Other versions
JP2017092560A5 (enExample
JP2017092560A (ja
Inventor
石戸　勝宏
勝宏 石戸
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 JP2015216635A priority Critical patent/JP6700721B2/ja
Priority to US15/334,089 priority patent/US10491770B2/en
Publication of JP2017092560A publication Critical patent/JP2017092560A/ja
Publication of JP2017092560A5 publication Critical patent/JP2017092560A5/ja
Application granted granted Critical
Publication of JP6700721B2 publication Critical patent/JP6700721B2/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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00785—Correcting the position of a sheet before scanning
    • H04N1/00793—Correcting the position of a sheet before scanning using paper feeding mechanism, e.g. operate drive rollers at different speeds
    • 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
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00323—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a measuring, monitoring or signaling apparatus, e.g. for transmitting measured information to a central location
    • 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
    • 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
    • H04N1/00615—Guiding elements, e.g. plates
    • 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
    • H04N1/00708—Size or dimensions
    • H04N1/0071—Width
    • 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
    • H04N1/387—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
    • 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)
  • Facsimile Scanning Arrangements (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Image Input (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
JP2015216635A 2015-11-04 2015-11-04 画像読取装置、画像読取方法 Active JP6700721B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015216635A JP6700721B2 (ja) 2015-11-04 2015-11-04 画像読取装置、画像読取方法
US15/334,089 US10491770B2 (en) 2015-11-04 2016-10-25 Image reading apparatus with skew feed correction and image reading method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015216635A JP6700721B2 (ja) 2015-11-04 2015-11-04 画像読取装置、画像読取方法

Publications (3)

Publication Number Publication Date
JP2017092560A JP2017092560A (ja) 2017-05-25
JP2017092560A5 JP2017092560A5 (enExample) 2018-12-06
JP6700721B2 true JP6700721B2 (ja) 2020-05-27

Family

ID=58635060

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015216635A Active JP6700721B2 (ja) 2015-11-04 2015-11-04 画像読取装置、画像読取方法

Country Status (2)

Country Link
US (1) US10491770B2 (enExample)
JP (1) JP6700721B2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6690232B2 (ja) * 2015-12-25 2020-04-28 株式会社リコー 画像処理装置、画像形成装置、画像処理方法及びプログラム
JP6870541B2 (ja) * 2017-08-31 2021-05-12 ブラザー工業株式会社 制御プログラム及び情報処理装置
CN109539978B (zh) * 2017-09-22 2021-06-25 沈机（上海）智能系统研发设计有限公司 图像检测系统、图像检测装置以及图像检测方法
JP7176390B2 (ja) * 2018-12-11 2022-11-22 株式会社リコー 傾き補正装置、読取装置、画像形成装置および傾き補正方法
JP7325198B2 (ja) 2019-03-13 2023-08-14 キヤノン株式会社 シート搬送装置及び画像読取装置
JP2021068971A (ja) * 2019-10-21 2021-04-30 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
JP7468016B2 (ja) 2020-03-17 2024-04-16 富士フイルムビジネスイノベーション株式会社 画像読取装置、画像読取装置の制御装置
JP7552176B2 (ja) * 2020-09-14 2024-09-18 カシオ計算機株式会社 画像処理装置、方法、及び、プログラム
JP7613874B2 (ja) * 2020-10-12 2025-01-15 株式会社Pfu 画像読取装置、制御方法及び制御プログラム
JP7658106B2 (ja) * 2021-02-16 2025-04-08 セイコーエプソン株式会社 画像読取装置、画像読取システム、制御装置、及び、原稿領域切り出し方法
JP7742021B2 (ja) * 2021-10-28 2025-09-19 京セラドキュメントソリューションズ株式会社 画像形成装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3669187B2 (ja) * 1998-12-16 2005-07-06 松下電器産業株式会社 画像読み取り装置
JP3710393B2 (ja) * 2001-03-29 2005-10-26 株式会社Ｐｆｕ 画像読取装置
JP3991796B2 (ja) * 2002-07-10 2007-10-17 富士ゼロックス株式会社 原稿読み取り装置、原稿送り装置、および原稿サイズ認識方法
JP4864653B2 (ja) 2006-11-13 2012-02-01 キヤノン電子株式会社 画像読取装置、画像読取方法及び該方法を実行するためのプログラム
US8174737B2 (en) 2007-12-28 2012-05-08 Brother Kogyo Kabushiki Kaisha Image reading apparatus
US8284463B2 (en) 2007-12-28 2012-10-09 Brother Kogyo Kabushiki Kaisha Image reading apparatus
JP5002497B2 (ja) 2008-03-11 2012-08-15 株式会社Ｐｆｕ 画像処理装置、画像処理方法および画像処理プログラム
JP5783418B2 (ja) 2011-11-29 2015-09-24 ブラザー工業株式会社 画像処理装置
JP2013123119A (ja) 2011-12-09 2013-06-20 Sharp Corp 画像処理装置、画像形成装置、画像読取装置、画像処理方法、コンピュータプログラム及び記録媒体
JP6044768B2 (ja) * 2012-12-06 2016-12-14 コニカミノルタ株式会社 画像読取装置
JP5968263B2 (ja) * 2013-05-24 2016-08-10 京セラドキュメントソリューションズ株式会社 画像処理装置
JP6648455B2 (ja) * 2015-09-16 2020-02-14 富士ゼロックス株式会社 画像読取装置および画像形成装置

Also Published As

Publication number Publication date
US10491770B2 (en) 2019-11-26
US20170126915A1 (en) 2017-05-04
JP2017092560A (ja) 2017-05-25

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