JP5036491B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP5036491B2
JP5036491B2 JP2007286688A JP2007286688A JP5036491B2 JP 5036491 B2 JP5036491 B2 JP 5036491B2 JP 2007286688 A JP2007286688 A JP 2007286688A JP 2007286688 A JP2007286688 A JP 2007286688A JP 5036491 B2 JP5036491 B2 JP 5036491B2
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JP
Japan
Prior art keywords
image
toner
density
light
dark
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
JP2007286688A
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English (en)
Japanese (ja)
Other versions
JP2008139856A (ja
JP2008139856A5 (enExample
Inventor
裕一郎 豊原
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 JP2007286688A priority Critical patent/JP5036491B2/ja
Publication of JP2008139856A publication Critical patent/JP2008139856A/ja
Publication of JP2008139856A5 publication Critical patent/JP2008139856A5/ja
Application granted granted Critical
Publication of JP5036491B2 publication Critical patent/JP5036491B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5054—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the characteristics of an intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt
    • G03G15/5058—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the characteristics of an intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt using a test patch
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/0131—Details of unit for transferring a pattern to a second base
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00059—Image density detection on intermediate image carrying member, e.g. transfer belt
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00063—Colour

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Color Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2007286688A 2006-11-02 2007-11-02 画像形成装置 Expired - Fee Related JP5036491B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007286688A JP5036491B2 (ja) 2006-11-02 2007-11-02 画像形成装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006299381 2006-11-02
JP2006299381 2006-11-02
JP2007286688A JP5036491B2 (ja) 2006-11-02 2007-11-02 画像形成装置

Publications (3)

Publication Number Publication Date
JP2008139856A JP2008139856A (ja) 2008-06-19
JP2008139856A5 JP2008139856A5 (enExample) 2010-12-09
JP5036491B2 true JP5036491B2 (ja) 2012-09-26

Family

ID=39359837

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007286688A Expired - Fee Related JP5036491B2 (ja) 2006-11-02 2007-11-02 画像形成装置

Country Status (2)

Country Link
US (2) US7945178B2 (enExample)
JP (1) JP5036491B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7945178B2 (en) * 2006-11-02 2011-05-17 Canon Kabushiki Kaisha Image forming apparatus including density control and control method thereof
JP4697317B2 (ja) * 2009-02-24 2011-06-08 富士ゼロックス株式会社 画像形成装置、及び階調補正テストチャート
US8164790B2 (en) * 2009-03-05 2012-04-24 Eastman Kodak Company Methods of reducing grain and texture in a printed image
JP4883120B2 (ja) * 2009-03-27 2012-02-22 富士ゼロックス株式会社 画像形成装置
JP5644346B2 (ja) * 2010-10-06 2014-12-24 富士ゼロックス株式会社 画像形成装置
JP2013097068A (ja) * 2011-10-28 2013-05-20 Oki Data Corp 画像形成装置
JP5312554B2 (ja) * 2011-10-31 2013-10-09 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
KR20190119869A (ko) * 2018-04-13 2019-10-23 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 토너 중의 형광체를 검출하는 광검출부를 구비하는 프린터

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003228201A (ja) 2002-01-31 2003-08-15 Canon Inc 画像処理制御方法及び画像形成装置
JP3903041B2 (ja) 2003-12-26 2007-04-11 キヤノン株式会社 画像形成装置
JP3903042B2 (ja) * 2003-12-26 2007-04-11 キヤノン株式会社 画像形成装置
JP2006145860A (ja) * 2004-11-19 2006-06-08 Canon Inc 画像形成装置、その制御方法、及びプログラム
JP2006163000A (ja) * 2004-12-07 2006-06-22 Canon Inc 画像形成装置及びその制御方法
JP2006189789A (ja) * 2004-12-09 2006-07-20 Canon Inc 画像形成装置及び画像形成方法
US7450866B2 (en) * 2004-12-09 2008-11-11 Canon Kabushiki Kaisha Image forming apparatus and method for forming images for carrying out development using a light toner and a dark toner having substantially the same hue
JP4817663B2 (ja) * 2005-01-07 2011-11-16 株式会社リコー 画像形成装置
US7945178B2 (en) * 2006-11-02 2011-05-17 Canon Kabushiki Kaisha Image forming apparatus including density control and control method thereof

Also Published As

Publication number Publication date
JP2008139856A (ja) 2008-06-19
US7945178B2 (en) 2011-05-17
US8126343B2 (en) 2012-02-28
US20110182608A1 (en) 2011-07-28
US20080107434A1 (en) 2008-05-08

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