JP6630122B2 - 画像形成装置、画像処理装置及びプログラム - Google Patents

画像形成装置、画像処理装置及びプログラム Download PDF

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Publication number
JP6630122B2
JP6630122B2 JP2015219795A JP2015219795A JP6630122B2 JP 6630122 B2 JP6630122 B2 JP 6630122B2 JP 2015219795 A JP2015219795 A JP 2015219795A JP 2015219795 A JP2015219795 A JP 2015219795A JP 6630122 B2 JP6630122 B2 JP 6630122B2
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JP
Japan
Prior art keywords
pixel
pixels
correction
region
image
Prior art date
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Active
Application number
JP2015219795A
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English (en)
Japanese (ja)
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JP2017090636A5 (enExample
JP2017090636A (ja
Inventor
剛 荒木
剛 荒木
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 JP2015219795A priority Critical patent/JP6630122B2/ja
Priority to US15/344,331 priority patent/US9958803B2/en
Publication of JP2017090636A publication Critical patent/JP2017090636A/ja
Priority to US15/947,658 priority patent/US10261436B2/en
Publication of JP2017090636A5 publication Critical patent/JP2017090636A5/ja
Application granted granted Critical
Publication of JP6630122B2 publication Critical patent/JP6630122B2/ja
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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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/18—Conditioning data for presenting it to the physical printing elements
    • G06K15/1867—Post-processing of the composed and rasterized print image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/18—Conditioning data for presenting it to the physical printing elements
    • G06K15/1867—Post-processing of the composed and rasterized print image
    • G06K15/1869—Depleting the print image
    • G06K15/1871—Depleting the print image with provisions for image features conservation or enhancement, e.g. conservation or enhancement of zone edges
    • 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
    • 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
    • G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
    • G03G15/556—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job for toner consumption, e.g. pixel counting, toner coverage detection or toner density measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Laser Beam Printer (AREA)
JP2015219795A 2015-11-09 2015-11-09 画像形成装置、画像処理装置及びプログラム Active JP6630122B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2015219795A JP6630122B2 (ja) 2015-11-09 2015-11-09 画像形成装置、画像処理装置及びプログラム
US15/344,331 US9958803B2 (en) 2015-11-09 2016-11-04 Image forming apparatus and image processing apparatus
US15/947,658 US10261436B2 (en) 2015-11-09 2018-04-06 Image forming apparatus and image processing apparatus to correct exposure amount to form image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015219795A JP6630122B2 (ja) 2015-11-09 2015-11-09 画像形成装置、画像処理装置及びプログラム

Publications (3)

Publication Number Publication Date
JP2017090636A JP2017090636A (ja) 2017-05-25
JP2017090636A5 JP2017090636A5 (enExample) 2018-12-13
JP6630122B2 true JP6630122B2 (ja) 2020-01-15

Family

ID=58663314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015219795A Active JP6630122B2 (ja) 2015-11-09 2015-11-09 画像形成装置、画像処理装置及びプログラム

Country Status (2)

Country Link
US (2) US9958803B2 (enExample)
JP (1) JP6630122B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019194650A (ja) * 2018-05-02 2019-11-07 キヤノン株式会社 画像形成装置
JP7152879B2 (ja) * 2018-05-24 2022-10-13 キヤノン株式会社 情報処理装置及びその制御方法およびプログラム
JP7329968B2 (ja) * 2019-05-29 2023-08-21 キヤノン株式会社 画像形成装置、カートリッジ及び画像形成システム
JP2024030559A (ja) * 2022-08-24 2024-03-07 キヤノン株式会社 画像形成装置及び画像処理装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3906874B2 (ja) * 1997-07-10 2007-04-18 富士ゼロックス株式会社 画像形成装置および画像処理装置
JPH11305517A (ja) * 1998-04-24 1999-11-05 Canon Inc 画像形成装置
US6469806B1 (en) * 1998-12-18 2002-10-22 Xerox Corporation Method and apparatus for reducing excess developer material at the edges of print sheets of full bleed images via digital image processing
JP2003345076A (ja) * 2002-05-24 2003-12-03 Canon Inc 画像処理装置、及びその制御方法
JP2004299239A (ja) 2003-03-31 2004-10-28 Canon Inc 画像形成装置
KR100530384B1 (ko) * 2004-02-10 2005-11-22 삼성전자주식회사 화상형성장치의 노광량 보정을 위한 비디오 콘트롤러 및그 방법
JP4898259B2 (ja) 2006-03-31 2012-03-14 キヤノン株式会社 画像形成装置
JP5283452B2 (ja) * 2008-08-25 2013-09-04 大日本スクリーン製造株式会社 画像形成装置および画像形成方法
JP6418742B2 (ja) * 2014-01-21 2018-11-07 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
JP2017090636A (ja) 2017-05-25
US20170131655A1 (en) 2017-05-11
US9958803B2 (en) 2018-05-01
US20180224768A1 (en) 2018-08-09
US10261436B2 (en) 2019-04-16

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