CN101547286B - 图像读取装置及其控制方法 - Google Patents

图像读取装置及其控制方法 Download PDF

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Publication number
CN101547286B
CN101547286B CN200910127904XA CN200910127904A CN101547286B CN 101547286 B CN101547286 B CN 101547286B CN 200910127904X A CN200910127904X A CN 200910127904XA CN 200910127904 A CN200910127904 A CN 200910127904A CN 101547286 B CN101547286 B CN 101547286B
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CN
China
Prior art keywords
image
striped
main scanning
unit
pixel
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Expired - Fee Related
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CN200910127904XA
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English (en)
Chinese (zh)
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CN101547286A (zh
Inventor
有马真
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of CN101547286A publication Critical patent/CN101547286A/zh
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Publication of CN101547286B publication Critical patent/CN101547286B/zh
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    • 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
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • H04N1/4097—Removing errors due external factors, e.g. dust, scratches
    • 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
    • H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
    • H04N1/121—Feeding arrangements
    • H04N1/1215—Feeding using one or more cylindrical platens or rollers in the immediate vicinity of the main scanning line
    • 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
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional [1D] array
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
CN200910127904XA 2008-03-25 2009-03-25 图像读取装置及其控制方法 Expired - Fee Related CN101547286B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008079217A JP5014224B2 (ja) 2008-03-25 2008-03-25 画像読取装置および画像処理方法
JP2008-079217 2008-03-25
JP2008079217 2008-03-25

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201110187578.9A Division CN102256043B (zh) 2008-03-25 2009-03-25 图像读取装置

Publications (2)

Publication Number Publication Date
CN101547286A CN101547286A (zh) 2009-09-30
CN101547286B true CN101547286B (zh) 2011-08-17

Family

ID=41116762

Family Applications (2)

Application Number Title Priority Date Filing Date
CN200910127904XA Expired - Fee Related CN101547286B (zh) 2008-03-25 2009-03-25 图像读取装置及其控制方法
CN201110187578.9A Expired - Fee Related CN102256043B (zh) 2008-03-25 2009-03-25 图像读取装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201110187578.9A Expired - Fee Related CN102256043B (zh) 2008-03-25 2009-03-25 图像读取装置

Country Status (3)

Country Link
US (1) US8203761B2 (cg-RX-API-DMAC7.html)
JP (1) JP5014224B2 (cg-RX-API-DMAC7.html)
CN (2) CN101547286B (cg-RX-API-DMAC7.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7920197B2 (en) * 2007-05-07 2011-04-05 Canon Kabushiki Kaisha Image pickup apparatus
JP5430453B2 (ja) * 2009-05-26 2014-02-26 キヤノン株式会社 画像読取装置
JP2012129743A (ja) * 2010-12-14 2012-07-05 Nec Access Technica Ltd 画像処理装置、画像処理方法および画像処理プログラム
JP2012244210A (ja) * 2011-05-16 2012-12-10 Ricoh Co Ltd 画像処理装置、方法、プログラムおよび記録媒体
JP5442701B2 (ja) * 2011-11-28 2014-03-12 シャープ株式会社 画像処理方法、画像処理装置およびそれを備えた画像形成装置、画像読取装置、プログラム並びに記録媒体
JP5771556B2 (ja) * 2012-04-23 2015-09-02 京セラドキュメントソリューションズ株式会社 画像読取装置及び画像形成装置
JP2014200062A (ja) * 2013-03-14 2014-10-23 株式会社リコー 画像読取装置及び縦スジ判定方法
JP5901560B2 (ja) * 2013-03-26 2016-04-13 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
JP5901559B2 (ja) * 2013-03-26 2016-04-13 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
KR102037445B1 (ko) * 2013-07-17 2019-10-28 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 화상독취장치 및 그의 세로줄 보정 방법
JP6316135B2 (ja) * 2014-08-01 2018-04-25 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
CN107533765B (zh) * 2015-10-27 2020-11-27 广东虚拟现实科技有限公司 跟踪光学物体的装置，方法和系统
JP6846232B2 (ja) * 2017-02-24 2021-03-24 株式会社Ｓｃｒｅｅｎホールディングス 印刷データ処理方法、印刷データ処理装置、および印刷データ処理プログラム
JP2018182442A (ja) 2017-04-07 2018-11-15 キヤノン株式会社 画像読取装置
JP7455607B2 (ja) 2020-02-19 2024-03-26 キヤノン株式会社 画像処理装置、サーバ装置、制御方法およびプログラム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1463137A (zh) * 2002-05-24 2003-12-24 佳能株式会社 图像处理方法及图像处理装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002262083A (ja) * 2001-03-06 2002-09-13 Ricoh Co Ltd 画像処理装置
JP2005117090A (ja) * 2003-10-02 2005-04-28 Canon Inc 画像読取り装置
JP4165706B2 (ja) * 2004-01-26 2008-10-15 株式会社リコー 原稿読み取り装置および画像形成装置
JP4442272B2 (ja) * 2004-03-22 2010-03-31 富士ゼロックス株式会社 画像読み取り装置、基準部材の異物検知方法
US20060061830A1 (en) * 2004-09-21 2006-03-23 Kabushiki Kaisha Toshiba Image reading apparatus
JP2006173933A (ja) * 2004-12-14 2006-06-29 Canon Inc 画像読み取り装置およびその制御方法
US8149473B2 (en) * 2005-12-27 2012-04-03 Canon Kabushiki Kaisha Image reading apparatus
US7920197B2 (en) * 2007-05-07 2011-04-05 Canon Kabushiki Kaisha Image pickup apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1463137A (zh) * 2002-05-24 2003-12-24 佳能株式会社 图像处理方法及图像处理装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP特开2005-117090A 2005.04.28
JP特开平11-112808A 1999.04.23

Also Published As

Publication number Publication date
CN101547286A (zh) 2009-09-30
JP5014224B2 (ja) 2012-08-29
US8203761B2 (en) 2012-06-19
JP2009239358A (ja) 2009-10-15
CN102256043A (zh) 2011-11-23
US20090244657A1 (en) 2009-10-01
CN102256043B (zh) 2015-06-24

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Granted publication date: 20110817

Termination date: 20200325

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