DE60039550D1 - Tonabhängige Fehlerdiffusion - Google Patents

Tonabhängige Fehlerdiffusion

Info

Publication number
DE60039550D1
DE60039550D1 DE60039550T DE60039550T DE60039550D1 DE 60039550 D1 DE60039550 D1 DE 60039550D1 DE 60039550 T DE60039550 T DE 60039550T DE 60039550 T DE60039550 T DE 60039550T DE 60039550 D1 DE60039550 D1 DE 60039550D1
Authority
DE
Germany
Prior art keywords
sound
error diffusion
dependent error
dependent
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 - Lifetime
Application number
DE60039550T
Other languages
German (de)
English (en)
Inventor
Pingshan Li
Jan P Allebach
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE60039550D1 publication Critical patent/DE60039550D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE60039550T 1999-05-07 2000-04-28 Tonabhängige Fehlerdiffusion Expired - Lifetime DE60039550D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/307,007 US6563957B1 (en) 1999-05-07 1999-05-07 Tone dependent error diffusion

Publications (1)

Publication Number Publication Date
DE60039550D1 true DE60039550D1 (de) 2008-09-04

Family

ID=23187840

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60039550T Expired - Lifetime DE60039550D1 (de) 1999-05-07 2000-04-28 Tonabhängige Fehlerdiffusion

Country Status (4)

Country Link
US (1) US6563957B1 (enExample)
EP (1) EP1051024B1 (enExample)
JP (1) JP4268313B2 (enExample)
DE (1) DE60039550D1 (enExample)

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JP3999406B2 (ja) * 1999-05-18 2007-10-31 インターナショナル・ビジネス・マシーンズ・コーポレーション 拡散率の適応化を用いた誤差拡散方法及び装置
JP3647405B2 (ja) * 2001-09-26 2005-05-11 キヤノン株式会社 画像処理装置及び画像処理方法
JP4797308B2 (ja) * 2001-09-27 2011-10-19 ブラザー工業株式会社 画像処理装置及び画像処理プログラム
JP2006507544A (ja) * 2002-11-25 2006-03-02 アグフア−ゲヴエルト 画像のスクリーンされた表現における非印刷ドットの作成方法
KR100544193B1 (ko) * 2003-07-09 2006-01-23 삼성전자주식회사 오차 확산계수의 결정방법 및 장치
US7710604B2 (en) * 2004-03-11 2010-05-04 Infoprint Solutions Company, Llc Method and system for providing a high quality halftoned image
US8345311B2 (en) * 2004-05-13 2013-01-01 Hewlett-Packard Development Company, L.P. Reduction of harmonic artifacts in halftone screens
KR100561372B1 (ko) * 2004-09-10 2006-03-17 삼성전자주식회사 인간의 시각 특성과 프린터 모델 특성에 기초한 집중형도트 스크린 설계방법 및 장치, 그리고 설계된 스크린을이용하여 이진영상을 출력하는 화상형성장치
US7733532B2 (en) * 2004-10-27 2010-06-08 Marvell International Technology Ltd. Laser print apparatus with dual halftones
US7460276B2 (en) * 2004-12-17 2008-12-02 Xerox Corporation Systems and methods for rank-order error diffusion image processing
US7440140B2 (en) * 2005-04-29 2008-10-21 Hewlett-Packard Development Company, L.P. Sequential color error diffusion with forward and backward exchange of information between color planes
US7518754B2 (en) * 2005-08-18 2009-04-14 Lexmark International, Inc. Apparatus and method for error diffusion with dither
US7826096B2 (en) * 2005-09-16 2010-11-02 Fujifilm Corporation Image processing method and image recording apparatus
US20080117464A1 (en) * 2006-11-20 2008-05-22 Monotype Imaging, Inc. Method and system for reducing auto-moire artifacts in periodic halftone screening
US7719718B2 (en) 2007-03-13 2010-05-18 Xerox Corporation Threshold modification for limit cycle removal in vector error diffusion
US8913000B2 (en) * 2007-06-15 2014-12-16 Ricoh Co., Ltd. Video playback on electronic paper displays
US8355018B2 (en) * 2007-06-15 2013-01-15 Ricoh Co., Ltd. Independent pixel waveforms for updating electronic paper displays
US8319766B2 (en) * 2007-06-15 2012-11-27 Ricoh Co., Ltd. Spatially masked update for electronic paper displays
US8416197B2 (en) * 2007-06-15 2013-04-09 Ricoh Co., Ltd Pen tracking and low latency display updates on electronic paper displays
US8203547B2 (en) * 2007-06-15 2012-06-19 Ricoh Co. Ltd Video playback on electronic paper displays
US8279232B2 (en) 2007-06-15 2012-10-02 Ricoh Co., Ltd. Full framebuffer for electronic paper displays
JP4965378B2 (ja) * 2007-08-03 2012-07-04 理想科学工業株式会社 画像形成方法および画像形成システム
US7869095B2 (en) * 2007-11-01 2011-01-11 Xerox Corporation System and method to perturb error diffusion patterns
US8077355B2 (en) * 2008-08-07 2011-12-13 National Taiwan University Of Science And Technology Digital halftoning method utilizing diffused weighting and class matrix optimization
US8681381B1 (en) * 2008-11-12 2014-03-25 Marvell International Ltd. Pixel stacking avoidance error diffusion halftone
US8351723B2 (en) * 2009-03-25 2013-01-08 Accusoft-Pegasus Methods and apparatus for generating and using visual error weights
US8169665B2 (en) * 2009-03-30 2012-05-01 Silitek Electronic (Guangzhou) Co., Ltd. Tone dependent green-noise error diffusion method and printing device thereof
KR101350881B1 (ko) * 2009-09-28 2014-01-13 가부시키가이샤 미마키 엔지니어링 프로그램, 화상처리장치, 및 화상처리방법
US8527566B2 (en) * 2010-05-11 2013-09-03 International Business Machines Corporation Directional optimization via EBW
WO2012101059A1 (en) * 2011-01-27 2012-08-02 Oce-Technologies B.V. Method for multilevel halftoning
US8848249B2 (en) * 2011-07-29 2014-09-30 Hewlett-Packard Development Company, L.P. Creating an image to be printed using halftone blending
US9036212B2 (en) * 2012-01-06 2015-05-19 Ricoh Production Print Solutions LLC Halftone screen generation mechanism
US9363414B2 (en) * 2012-01-06 2016-06-07 Ricoh Company, Ltd. Halftone mechanism
US8861038B2 (en) * 2012-01-20 2014-10-14 Oce-Technologies, B.V. Method for combining direct binary search halftoning with ink saving
JP5601333B2 (ja) * 2012-02-09 2014-10-08 コニカミノルタ株式会社 画像処理装置、閾値マトリクスの整形方法及びプログラム
US8773722B2 (en) * 2012-04-05 2014-07-08 Infoprint Solutions Company Llc Hybrid halftone generation mechanism using change in pixel error
US8922834B2 (en) * 2012-04-05 2014-12-30 Ricoh Production Print Solutions LLC Hybrid halftone generation mechanism using change in pixel error
US9106864B2 (en) * 2013-10-18 2015-08-11 Xerox Corporation Multi-bit error diffusion
US9332155B2 (en) 2014-02-04 2016-05-03 Ricoh Company, Ltd. Digital image halftone conversion with selective enhancement
EP3754962B1 (en) * 2014-07-01 2022-12-21 Canon Kabushiki Kaisha Image processing apparatus, image processing method, printing medium and storage medium
WO2016066226A1 (en) * 2014-10-31 2016-05-06 Hewlett-Packard Development Company L.P. Post-processing halftone images
JP6276680B2 (ja) * 2014-11-05 2018-02-07 富士フイルム株式会社 画像処理装置及び方法、プログラム、並びに印刷システム
US9643408B1 (en) * 2016-02-09 2017-05-09 Xerox Corporation Joint quantization of drop probability functions in multi-size drop inkjet printers
JP2017152891A (ja) * 2016-02-24 2017-08-31 理想科学工業株式会社 画像処理装置
GB2579657B (en) * 2018-12-11 2021-08-11 Global Inkjet Systems Ltd Methods and systems for screening images
JP7344498B2 (ja) * 2019-12-26 2023-09-14 国立大学法人千葉大学 画像処理装置、画像処理方法及びプログラム
JP7303504B2 (ja) * 2019-12-27 2023-07-05 国立大学法人千葉大学 画像処理装置、画像処理方法及びプログラム
CN116171457A (zh) 2021-09-24 2023-05-26 京东方科技集团股份有限公司 图像处理方法、装置、电子设备和存储介质

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Publication number Priority date Publication date Assignee Title
US4876610A (en) 1986-12-25 1989-10-24 Canon Kabushiki Kaisha Image processing apparatus with binarization-error dispersal
US5268774A (en) 1991-11-27 1993-12-07 Xerox Corporation Halftoning with enhanced dynamic range and edge enhanced error diffusion
US5313287A (en) 1993-04-30 1994-05-17 Hewlett-Packard Company Imposed weight matrix error diffusion halftoning of image data
JPH07307866A (ja) * 1994-05-10 1995-11-21 Fuji Photo Film Co Ltd 画像信号２値化処理装置および方法
US6427030B1 (en) * 1994-08-03 2002-07-30 Xerox Corporation Method and system for image conversion utilizing dynamic error diffusion
JP3381755B2 (ja) 1994-10-11 2003-03-04 セイコーエプソン株式会社 画像の粒状性を減らすための改良された適応性のあるフィルタリングおよび閾値設定の方法及び装置
US5737453A (en) 1996-05-17 1998-04-07 Canon Information Systems, Inc. Enhanced error-diffusion method for color or black-and-white reproduction
US6172768B1 (en) * 1998-02-05 2001-01-09 Canon Kabushiki Kaisha Halftoning with changeable error diffusion weights

Also Published As

Publication number Publication date
JP2000333010A (ja) 2000-11-30
EP1051024B1 (en) 2008-07-23
JP4268313B2 (ja) 2009-05-27
EP1051024A3 (en) 2002-09-11
US6563957B1 (en) 2003-05-13
EP1051024A2 (en) 2000-11-08

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, US

8364 No opposition during term of opposition