JP4933176B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP4933176B2
JP4933176B2 JP2006189620A JP2006189620A JP4933176B2 JP 4933176 B2 JP4933176 B2 JP 4933176B2 JP 2006189620 A JP2006189620 A JP 2006189620A JP 2006189620 A JP2006189620 A JP 2006189620A JP 4933176 B2 JP4933176 B2 JP 4933176B2
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JP
Japan
Prior art keywords
density
image
test patch
density detection
toner
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
JP2006189620A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008020487A (ja
JP2008020487A5 (US07534539-20090519-C00280.png
Inventor
忠明 齋田
昭人 森
信夫 関口
圭太 高橋
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 JP2006189620A priority Critical patent/JP4933176B2/ja
Priority to US11/775,371 priority patent/US7676166B2/en
Publication of JP2008020487A publication Critical patent/JP2008020487A/ja
Publication of JP2008020487A5 publication Critical patent/JP2008020487A5/ja
Application granted granted Critical
Publication of JP4933176B2 publication Critical patent/JP4933176B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G03G15/0142—Structure of complete machines
    • G03G15/0147—Structure of complete machines using a single reusable electrographic recording member
    • G03G15/0152—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member
    • G03G15/0173—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member plural rotations of recording member to produce multicoloured copy, e.g. rotating set of developing units
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Color Electrophotography (AREA)
JP2006189620A 2006-07-10 2006-07-10 画像形成装置 Expired - Fee Related JP4933176B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006189620A JP4933176B2 (ja) 2006-07-10 2006-07-10 画像形成装置
US11/775,371 US7676166B2 (en) 2006-07-10 2007-07-10 Image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006189620A JP4933176B2 (ja) 2006-07-10 2006-07-10 画像形成装置

Publications (3)

Publication Number Publication Date
JP2008020487A JP2008020487A (ja) 2008-01-31
JP2008020487A5 JP2008020487A5 (US07534539-20090519-C00280.png) 2011-03-03
JP4933176B2 true JP4933176B2 (ja) 2012-05-16

Family

ID=38919237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006189620A Expired - Fee Related JP4933176B2 (ja) 2006-07-10 2006-07-10 画像形成装置

Country Status (2)

Country Link
US (1) US7676166B2 (US07534539-20090519-C00280.png)
JP (1) JP4933176B2 (US07534539-20090519-C00280.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4960027B2 (ja) * 2006-06-23 2012-06-27 京セラドキュメントソリュ−ションズ株式会社 画像形成装置
US20100266296A1 (en) * 2009-04-20 2010-10-21 Kabushiki Kaisha Toshiba Image forming apparatus and image quality maintenance method for image forming apparauts
US9124754B2 (en) 2011-06-08 2015-09-01 Hewlett-Packard Indigo B.V. System and method for position calibration of a spot of an optical sensor
JP5797068B2 (ja) * 2011-09-05 2015-10-21 キヤノン株式会社 画像形成装置及び濃度および色の補正を行う方法
US8960845B2 (en) * 2012-02-07 2015-02-24 Hewlett-Packard Development Company, L.P. Color analysis
JP6146140B2 (ja) * 2013-05-30 2017-06-14 ブラザー工業株式会社 画像形成装置
JP6083422B2 (ja) * 2014-09-18 2017-02-22 ブラザー工業株式会社 画像形成装置，画像形成方法，およびプログラム
JP6079730B2 (ja) * 2014-08-27 2017-02-15 ブラザー工業株式会社 画像形成装置，画像形成方法，およびプログラム
JP6423725B2 (ja) * 2015-01-30 2018-11-14 株式会社沖データ 画像形成装置
JP7154941B2 (ja) * 2018-10-22 2022-10-18 キヤノン株式会社 画像形成装置
JP2022182355A (ja) * 2021-05-28 2022-12-08 キヤノン株式会社 画像形成装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970393A (en) * 1974-07-23 1976-07-20 Harris Corporation Automatic compensation for densitometer imbalance
JPH08220888A (ja) * 1995-02-13 1996-08-30 Hitachi Koki Co Ltd 静電記録制御方法ならびに静電記録装置
JP3095123B2 (ja) * 1995-12-13 2000-10-03 富士ゼロックス株式会社 画像形成装置および方法
JP3072018B2 (ja) * 1995-03-24 2000-07-31 株式会社東芝 画像形成装置
US5740495A (en) * 1996-12-19 1998-04-14 Eastman Kodak Company Apparatus and method for adjusting cleaning system performance on an electrostatographic recording apparatus
US5857784A (en) * 1997-01-28 1999-01-12 Bayer Corp. Agfa Division Image position error detection technique
JPH11167248A (ja) * 1997-12-04 1999-06-22 Sharp Corp 画像形成装置
JP3033733B2 (ja) * 1998-05-25 2000-04-17 日本電気データ機器株式会社 印刷濃度制御方法および装置
JP3596857B2 (ja) * 1999-07-05 2004-12-02 キヤノン株式会社 印刷装置および画像処理方法
JP2002196548A (ja) 2000-12-26 2002-07-12 Canon Inc 画像形成装置
US6898381B2 (en) * 2001-11-09 2005-05-24 Canon Kabushiki Kaisha Color image forming apparatus and method for controlling the same
US7203433B2 (en) * 2003-06-25 2007-04-10 Ricoh Company, Ltd. Apparatus for detecting amount of toner deposit and controlling density of image, method of forming misalignment correction pattern, and apparatus for detecting and correcting misalignment of image
JP2005294958A (ja) * 2004-03-31 2005-10-20 Noritsu Koki Co Ltd 画像読取装置
US7593130B2 (en) * 2005-04-20 2009-09-22 Xerox Corporation Printing systems
US7382993B2 (en) * 2006-05-12 2008-06-03 Xerox Corporation Process controls methods and apparatuses for improved image consistency

Also Published As

Publication number Publication date
JP2008020487A (ja) 2008-01-31
US20080008486A1 (en) 2008-01-10
US7676166B2 (en) 2010-03-09

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