JP4989378B2 - 画像処理方法及び記録装置 - Google Patents

画像処理方法及び記録装置 Download PDF

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Publication number
JP4989378B2
JP4989378B2 JP2007228284A JP2007228284A JP4989378B2 JP 4989378 B2 JP4989378 B2 JP 4989378B2 JP 2007228284 A JP2007228284 A JP 2007228284A JP 2007228284 A JP2007228284 A JP 2007228284A JP 4989378 B2 JP4989378 B2 JP 4989378B2
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JP
Japan
Prior art keywords
raster
processing
error
image
error diffusion
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
JP2007228284A
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English (en)
Japanese (ja)
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JP2009060538A (ja
JP2009060538A5 (enExample
Inventor
真一 宮▲崎▼
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
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2007228284A priority Critical patent/JP4989378B2/ja
Priority to US12/196,508 priority patent/US20090059303A1/en
Publication of JP2009060538A publication Critical patent/JP2009060538A/ja
Publication of JP2009060538A5 publication Critical patent/JP2009060538A5/ja
Application granted granted Critical
Publication of JP4989378B2 publication Critical patent/JP4989378B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size
    • H04N1/4052—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size by error diffusion, i.e. transferring the binarising error to neighbouring dot decisions
    • H04N1/4053—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size by error diffusion, i.e. transferring the binarising error to neighbouring dot decisions with threshold modulated relative to input image data or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color, Gradation (AREA)
JP2007228284A 2007-09-03 2007-09-03 画像処理方法及び記録装置 Expired - Fee Related JP4989378B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007228284A JP4989378B2 (ja) 2007-09-03 2007-09-03 画像処理方法及び記録装置
US12/196,508 US20090059303A1 (en) 2007-09-03 2008-08-22 Image processing method and printing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007228284A JP4989378B2 (ja) 2007-09-03 2007-09-03 画像処理方法及び記録装置

Publications (3)

Publication Number Publication Date
JP2009060538A JP2009060538A (ja) 2009-03-19
JP2009060538A5 JP2009060538A5 (enExample) 2010-09-02
JP4989378B2 true JP4989378B2 (ja) 2012-08-01

Family

ID=40406983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007228284A Expired - Fee Related JP4989378B2 (ja) 2007-09-03 2007-09-03 画像処理方法及び記録装置

Country Status (2)

Country Link
US (1) US20090059303A1 (enExample)
JP (1) JP4989378B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5360824B2 (ja) * 2009-09-17 2013-12-04 ナルテック株式会社 多階調の記録を行う方法および装置
JP5528209B2 (ja) * 2010-05-20 2014-06-25 キヤノン株式会社 画像処理装置および画像処理方法
JP5641822B2 (ja) * 2010-08-25 2014-12-17 キヤノン株式会社 画像処理装置およびその方法
JP5797030B2 (ja) 2010-08-25 2015-10-21 キヤノン株式会社 画像処理装置およびその方法
JP5901248B2 (ja) * 2010-12-17 2016-04-06 キヤノン株式会社 画像形成装置
US10198976B2 (en) 2015-07-31 2019-02-05 Canon Kabushiki Kaisha Display set and display method
JP2017152819A (ja) 2016-02-23 2017-08-31 セイコーエプソン株式会社 画像処理方法、画像処理装置、画像処理プログラム、印刷システム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03151762A (ja) * 1989-11-09 1991-06-27 Canon Inc 画像処理装置
US6014227A (en) * 1998-04-30 2000-01-11 Hewlett-Packard Co. Printer with progressive column error diffusion system and method of using same for improved printer throughput
DE60001143T2 (de) * 1999-10-29 2003-10-16 Ricoh Co., Ltd. Bildverarbeitungsvorrichtung und -verfahren und Aufzeichnungsmedium
US6614556B1 (en) * 1999-11-22 2003-09-02 Sindoricoh Co., Ltd. Apparatus for quantizing a digital image by using an error diffusion coefficient and threshold modulation in zigzag quantization
JP2001275116A (ja) * 2000-03-24 2001-10-05 Sharp Corp 画像処理装置
JP3912055B2 (ja) * 2000-10-06 2007-05-09 セイコーエプソン株式会社 画像処理装置、印刷制御装置、画像処理方法、および記録媒体
JP3661624B2 (ja) * 2000-10-06 2005-06-15 セイコーエプソン株式会社 画像処理装置
US6652059B2 (en) * 2001-09-27 2003-11-25 Canon Kabushiki Kaisha Image processing apparatus and image processing method
US7595819B2 (en) * 2003-07-31 2009-09-29 Sony Corporation Signal processing device and signal processing method, program, and recording medium
JP4228814B2 (ja) * 2003-08-08 2009-02-25 セイコーエプソン株式会社 複数のラスタを並行して処理しながら画像を印刷する印刷方法
US7847979B2 (en) * 2006-07-07 2010-12-07 Eastman Kodak Company Printer having differential filtering smear correction

Also Published As

Publication number Publication date
JP2009060538A (ja) 2009-03-19
US20090059303A1 (en) 2009-03-05

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