JP5932289B2 - 画像形成装置およびその制御方法 - Google Patents

画像形成装置およびその制御方法 Download PDF

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Publication number
JP5932289B2
JP5932289B2 JP2011230909A JP2011230909A JP5932289B2 JP 5932289 B2 JP5932289 B2 JP 5932289B2 JP 2011230909 A JP2011230909 A JP 2011230909A JP 2011230909 A JP2011230909 A JP 2011230909A JP 5932289 B2 JP5932289 B2 JP 5932289B2
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JP
Japan
Prior art keywords
image forming
amplitude
image
banding
forming apparatus
Prior art date
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Active
Application number
JP2011230909A
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English (en)
Japanese (ja)
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JP2013088717A (ja
JP2013088717A5 (https=
Inventor
陽一 滝川
陽一 滝川
英希 久保
英希 久保
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 JP2011230909A priority Critical patent/JP5932289B2/ja
Priority to US13/654,227 priority patent/US8942576B2/en
Publication of JP2013088717A publication Critical patent/JP2013088717A/ja
Publication of JP2013088717A5 publication Critical patent/JP2013088717A5/ja
Application granted granted Critical
Publication of JP5932289B2 publication Critical patent/JP5932289B2/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
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • 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
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • 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
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
    • H04N1/4015—Compensating positionally unequal response of the pick-up or reproducing head of the reproducing head
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
JP2011230909A 2011-10-20 2011-10-20 画像形成装置およびその制御方法 Active JP5932289B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011230909A JP5932289B2 (ja) 2011-10-20 2011-10-20 画像形成装置およびその制御方法
US13/654,227 US8942576B2 (en) 2011-10-20 2012-10-17 Image forming apparatus and image forming method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011230909A JP5932289B2 (ja) 2011-10-20 2011-10-20 画像形成装置およびその制御方法

Publications (3)

Publication Number Publication Date
JP2013088717A JP2013088717A (ja) 2013-05-13
JP2013088717A5 JP2013088717A5 (https=) 2014-12-04
JP5932289B2 true JP5932289B2 (ja) 2016-06-08

Family

ID=48136068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011230909A Active JP5932289B2 (ja) 2011-10-20 2011-10-20 画像形成装置およびその制御方法

Country Status (2)

Country Link
US (1) US8942576B2 (https=)
JP (1) JP5932289B2 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5570310B2 (ja) * 2010-06-07 2014-08-13 キヤノン株式会社 画像形成装置
JP5825862B2 (ja) * 2011-06-07 2015-12-02 キヤノン株式会社 画像処理装置及びその制御方法
JP5825861B2 (ja) * 2011-06-07 2015-12-02 キヤノン株式会社 画像形成装置及びその制御方法
JP6128149B2 (ja) 2015-03-11 2017-05-17 コニカミノルタ株式会社 画像形成装置、画像形成システムおよび濃度ムラ補正方法
JP6756171B2 (ja) * 2016-07-11 2020-09-16 コニカミノルタ株式会社 画像処理装置、画像形成装置、画像形成システム、及び画像処理プログラム
JP6852369B2 (ja) * 2016-11-30 2021-03-31 富士ゼロックス株式会社 画像処理装置及び画像処理プログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007088561A (ja) * 2005-09-20 2007-04-05 Fuji Xerox Co Ltd 画像処理装置及び画像処理方法
JP2007108246A (ja) * 2005-10-11 2007-04-26 Fuji Xerox Co Ltd 画像形成装置
JP4765576B2 (ja) * 2005-11-22 2011-09-07 富士ゼロックス株式会社 画像形成装置、補正パラメータ設定装置
JP2009251229A (ja) * 2008-04-04 2009-10-29 Canon Inc カラー画像形成装置、カラー画像形成装置における画像形成条件設定方法
JP5328287B2 (ja) * 2008-10-17 2013-10-30 キヤノン株式会社 電子写真画像形成装置
JP2010176011A (ja) * 2009-01-30 2010-08-12 Canon Inc 画像形成装置
JP2011215340A (ja) * 2010-03-31 2011-10-27 Canon Inc 画像形成装置

Also Published As

Publication number Publication date
US20130101301A1 (en) 2013-04-25
JP2013088717A (ja) 2013-05-13
US8942576B2 (en) 2015-01-27

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