JP4310351B2 - 画像読取装置及び画像読取装置の読取特性補正方法 - Google Patents

画像読取装置及び画像読取装置の読取特性補正方法 Download PDF

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Publication number
JP4310351B2
JP4310351B2 JP2007145451A JP2007145451A JP4310351B2 JP 4310351 B2 JP4310351 B2 JP 4310351B2 JP 2007145451 A JP2007145451 A JP 2007145451A JP 2007145451 A JP2007145451 A JP 2007145451A JP 4310351 B2 JP4310351 B2 JP 4310351B2
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reading
reading unit
color
unit
image
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JP2007145451A
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Japanese (ja)
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JP2008301213A5 (enExample
JP2008301213A (ja
Inventor
光生 白石
大輔 森川
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Canon Inc
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Canon Inc
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Priority to JP2007145451A priority Critical patent/JP4310351B2/ja
Priority to US12/130,621 priority patent/US7782502B2/en
Publication of JP2008301213A publication Critical patent/JP2008301213A/ja
Publication of JP2008301213A5 publication Critical patent/JP2008301213A5/ja
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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
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4076—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
    • H04N1/4078—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture using gradational references, e.g. grey-scale test pattern analysis
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00013—Reading apparatus
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00023—Colour systems
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00031—Testing, i.e. determining the result of a trial
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00045—Methods therefor using a reference pattern designed for the purpose, e.g. a test chart
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00063—Methods therefor using at least a part of the apparatus itself, e.g. self-testing
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/00082—Adjusting or controlling
    • H04N1/00087—Setting or calibrating
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/0009—Storage
    • 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
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6052—Matching two or more picture signal generators or two or more picture reproducers
    • H04N1/6055—Matching two or more picture signal generators or two or more picture reproducers using test pattern analysis

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Color Image Communication Systems (AREA)
  • Image Input (AREA)
JP2007145451A 2007-05-31 2007-05-31 画像読取装置及び画像読取装置の読取特性補正方法 Expired - Fee Related JP4310351B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007145451A JP4310351B2 (ja) 2007-05-31 2007-05-31 画像読取装置及び画像読取装置の読取特性補正方法
US12/130,621 US7782502B2 (en) 2007-05-31 2008-05-30 Image reading device and reading-characteristic correction method for image reading device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007145451A JP4310351B2 (ja) 2007-05-31 2007-05-31 画像読取装置及び画像読取装置の読取特性補正方法

Publications (3)

Publication Number Publication Date
JP2008301213A JP2008301213A (ja) 2008-12-11
JP2008301213A5 JP2008301213A5 (enExample) 2009-01-29
JP4310351B2 true JP4310351B2 (ja) 2009-08-05

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Country Link
US (1) US7782502B2 (enExample)
JP (1) JP4310351B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009194557A (ja) * 2008-02-13 2009-08-27 Ricoh Co Ltd 画像読み取り装置及び画像形成装置
JP5159594B2 (ja) * 2008-12-24 2013-03-06 キヤノン株式会社 画像形成装置
JP2010199747A (ja) * 2009-02-23 2010-09-09 Canon Inc 画像処理装置、画像処理装置の空間周波数変換方法、及びプログラム
JP5440141B2 (ja) * 2009-12-15 2014-03-12 株式会社リコー 画像形成装置
JP5152225B2 (ja) 2010-02-26 2013-02-27 ブラザー工業株式会社 画像読取装置
JP4900494B2 (ja) * 2010-02-26 2012-03-21 ブラザー工業株式会社 画像読取装置
ITMO20110229A1 (it) 2011-09-14 2013-03-15 Antonio Maccari Metodo per controllare un target di calibrazione colori.
WO2014171456A1 (ja) * 2013-04-17 2014-10-23 コニカミノルタ株式会社 画像読取装置及び画像読取装置の補正方法
US10397446B2 (en) 2015-03-31 2019-08-27 Hewlett-Packard Development Company, L.P. Correcting color differences between scanner modules
JP2017079374A (ja) * 2015-10-19 2017-04-27 株式会社リコー 画像読取装置、画像形成装置、およびシェーディングデータ処理方法
JP6849322B2 (ja) * 2016-06-01 2021-03-24 キヤノン株式会社 画像読取装置、画像形成装置
WO2023187867A1 (ja) * 2022-03-28 2023-10-05 富士通フロンテック株式会社 データ変換装置、データ変換方法及びデータ変換プログラム

Family Cites Families (22)

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US3053405A (en) * 1958-12-19 1962-09-11 Jr Carl O Holmberg Apparatus for rearranging bundles of lumber
US4743974A (en) * 1986-12-18 1988-05-10 Xerox Corporation Dual scanning array raster input scanner
JPH02145085A (ja) * 1988-11-25 1990-06-04 Fuji Xerox Co Ltd フィルム画像読取装置
US5646744A (en) * 1996-01-11 1997-07-08 Xerox Corporation Show-through correction for two-sided documents
JP3843170B2 (ja) * 1997-08-25 2006-11-08 富士写真フイルム株式会社 カラーコレクション関数設定方法
JP3777785B2 (ja) * 1998-03-18 2006-05-24 コニカミノルタビジネステクノロジーズ株式会社 画像処理装置
US6101283A (en) * 1998-06-24 2000-08-08 Xerox Corporation Show-through correction for two-sided, multi-page documents
JP3715794B2 (ja) 1998-09-08 2005-11-16 キヤノン株式会社 画像読み取り装置及び画像読み取り装置の制御方法
US6972856B1 (en) * 1999-03-11 2005-12-06 Canon Kabushiki Kaisha Querying of copyright host, printing of copyright information and host registration of copyright data
JP2001301232A (ja) * 2000-02-18 2001-10-30 Minolta Co Ltd 画像形成装置
JP2001298593A (ja) * 2000-04-13 2001-10-26 Canon Inc 画像読取装置及び照明装置
JP3734675B2 (ja) * 2000-05-25 2006-01-11 シャープ株式会社 画像形成装置およびその画像処理方法
JP3793120B2 (ja) * 2002-07-02 2006-07-05 キヤノン株式会社 画像形成システム、画像形成システムの制御方法、カラー画像形成装置、白黒画像形成装置、及びプログラム
US7471411B2 (en) * 2002-10-29 2008-12-30 Konica Minolta Holdings Inc. Image printing apparatus and method of adjusting and correcting main-scanning offset in image printing apparatus
JP2004187144A (ja) 2002-12-05 2004-07-02 Canon Inc 画像読取装置
US6967605B2 (en) * 2003-07-29 2005-11-22 Nisca Corporation Image reading apparatus and method of determining gain value and offset value for image reading apparatus
JP4432504B2 (ja) 2004-01-21 2010-03-17 富士ゼロックス株式会社 画像読み取り装置
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
JP4188925B2 (ja) 2005-02-16 2008-12-03 シャープ株式会社 原稿読取装置およびそれを備えてなる画像形成装置、原稿読取装置の調整方法
JP4785690B2 (ja) * 2006-09-19 2011-10-05 キヤノン株式会社 画像読取装置及び画像読取装置の制御方法
JP4366397B2 (ja) * 2006-12-04 2009-11-18 キヤノン株式会社 画像読取装置および画像処理方法
JP5063331B2 (ja) * 2007-12-20 2012-10-31 キヤノン株式会社 画像読取装置及び画像読取方法、プログラム及び記録媒体

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US7782502B2 (en) 2010-08-24
US20090034001A1 (en) 2009-02-05

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