JP5084677B2 - 原稿サイズ検知装置 - Google Patents

原稿サイズ検知装置 Download PDF

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Publication number
JP5084677B2
JP5084677B2 JP2008235009A JP2008235009A JP5084677B2 JP 5084677 B2 JP5084677 B2 JP 5084677B2 JP 2008235009 A JP2008235009 A JP 2008235009A JP 2008235009 A JP2008235009 A JP 2008235009A JP 5084677 B2 JP5084677 B2 JP 5084677B2
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JP
Japan
Prior art keywords
document
color component
document size
output
light source
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.)
Expired - Fee Related
Application number
JP2008235009A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010068423A (ja
JP2010068423A5 (enExample
Inventor
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 JP2008235009A priority Critical patent/JP5084677B2/ja
Priority to US12/551,054 priority patent/US8270042B2/en
Priority to EP09169987.6A priority patent/EP2164240B1/en
Priority to CN2009101718668A priority patent/CN101674387B/zh
Priority to RU2009134170/09A priority patent/RU2419241C1/ru
Priority to KR1020090085902A priority patent/KR101161055B1/ko
Publication of JP2010068423A publication Critical patent/JP2010068423A/ja
Publication of JP2010068423A5 publication Critical patent/JP2010068423A5/ja
Application granted granted Critical
Publication of JP5084677B2 publication Critical patent/JP5084677B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • 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
    • 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
    • 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
    • H04N1/00729—Detection means
    • H04N1/00734—Optical detectors
    • H04N1/00737—Optical detectors using the scanning elements as detectors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
JP2008235009A 2008-09-12 2008-09-12 原稿サイズ検知装置 Expired - Fee Related JP5084677B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2008235009A JP5084677B2 (ja) 2008-09-12 2008-09-12 原稿サイズ検知装置
US12/551,054 US8270042B2 (en) 2008-09-12 2009-08-31 Document reading apparatus
EP09169987.6A EP2164240B1 (en) 2008-09-12 2009-09-10 Document reading apparatus
RU2009134170/09A RU2419241C1 (ru) 2008-09-12 2009-09-11 Устройство считывания документа
CN2009101718668A CN101674387B (zh) 2008-09-12 2009-09-11 原稿读取设备
KR1020090085902A KR101161055B1 (ko) 2008-09-12 2009-09-11 원고 판독 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008235009A JP5084677B2 (ja) 2008-09-12 2008-09-12 原稿サイズ検知装置

Publications (3)

Publication Number Publication Date
JP2010068423A JP2010068423A (ja) 2010-03-25
JP2010068423A5 JP2010068423A5 (enExample) 2011-10-20
JP5084677B2 true JP5084677B2 (ja) 2012-11-28

Family

ID=41393641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008235009A Expired - Fee Related JP5084677B2 (ja) 2008-09-12 2008-09-12 原稿サイズ検知装置

Country Status (6)

Country Link
US (1) US8270042B2 (enExample)
EP (1) EP2164240B1 (enExample)
JP (1) JP5084677B2 (enExample)
KR (1) KR101161055B1 (enExample)
CN (1) CN101674387B (enExample)
RU (1) RU2419241C1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5473355B2 (ja) * 2008-03-18 2014-04-16 キヤノン株式会社 原稿読取装置
JP5505992B2 (ja) * 2011-08-16 2014-05-28 Ｎｅｃアクセステクニカ株式会社 原稿サイズ検出装置
JP2013197971A (ja) * 2012-03-21 2013-09-30 Nec Access Technica Ltd 画像読取装置および原稿サイズ検出方法
CN103471636B (zh) * 2012-06-06 2016-01-27 维嘉数控科技（苏州）有限公司 一种光学检测设备的玻璃压板装置
JP6295548B2 (ja) * 2013-08-30 2018-03-20 セイコーエプソン株式会社 スキャナー
JP6012695B2 (ja) * 2014-11-25 2016-10-25 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
JP6630511B2 (ja) * 2015-07-31 2020-01-15 理想科学工業株式会社 画像読取装置
CN106357949B (zh) * 2016-08-26 2019-08-06 珠海赛纳打印科技股份有限公司 一种扫描装置、图像形成设备和扫描方法
US10582077B2 (en) * 2016-11-07 2020-03-03 Canon Finetech Nisca, Inc. Reading apparatus, determination method, and storage medium storing program
JP2021136567A (ja) * 2020-02-27 2021-09-13 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
JP7574005B2 (ja) 2020-06-29 2024-10-28 キヤノン株式会社 画像読取装置及び画像形成装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6415970A (en) * 1987-07-09 1989-01-19 Canon Kk Image reading equipment
JP3059205B2 (ja) * 1990-10-30 2000-07-04 株式会社リコー 画像処理装置
JP3168666B2 (ja) 1992-01-24 2001-05-21 富士ゼロックス株式会社 画像読み取り装置
JP3427582B2 (ja) * 1995-08-21 2003-07-22 富士ゼロックス株式会社 原稿端検出装置、原稿サイズ検出装置および原稿端検出方法
JP2000138798A (ja) 1998-11-04 2000-05-16 Mita Ind Co Ltd 原稿サイズ検出装置
US6952290B2 (en) * 2000-03-30 2005-10-04 Canon Kabushiki Kaisha Sensing of original size
JP3564078B2 (ja) 2000-03-30 2004-09-08 キヤノン株式会社 原稿サイズ検知装置、画像読取装置、原稿サイズ検知方法及び記憶媒体
RU2206183C1 (ru) * 2001-11-27 2003-06-10 Закрытое акционерное общество "КРОК инкорпорейтед" Промышленный сканер
JP2004159003A (ja) * 2002-11-05 2004-06-03 Murata Mach Ltd 画像読取装置
JP4012096B2 (ja) * 2003-02-28 2007-11-21 キヤノン株式会社 画像読取装置
US7471424B2 (en) * 2003-02-26 2008-12-30 Canon Kabushiki Kaisha Original size detecting apparatus, original size detecting method, and program for original size detection
JP3963853B2 (ja) * 2003-03-27 2007-08-22 京セラミタ株式会社 画像読取装置
US7777920B2 (en) * 2006-02-28 2010-08-17 Toshiba Tec Kabushiki Kaisha Image copier and image copying method
US7969622B2 (en) * 2009-05-01 2011-06-28 Canon Components, Inc. Image reading apparatus, image formation apparatus, image reading method, image formation method, program for causing image reading method to be executed, and program for causing image formation method to be executed

Also Published As

Publication number Publication date
KR20100031487A (ko) 2010-03-22
US8270042B2 (en) 2012-09-18
US20100067065A1 (en) 2010-03-18
JP2010068423A (ja) 2010-03-25
RU2419241C1 (ru) 2011-05-20
EP2164240A1 (en) 2010-03-17
CN101674387A (zh) 2010-03-17
KR101161055B1 (ko) 2012-06-29
RU2009134170A (ru) 2011-03-20
EP2164240B1 (en) 2018-05-23
CN101674387B (zh) 2012-05-23

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