JP2004503186A5 - - Google Patents

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Publication number
JP2004503186A5
JP2004503186A5 JP2002509279A JP2002509279A JP2004503186A5 JP 2004503186 A5 JP2004503186 A5 JP 2004503186A5 JP 2002509279 A JP2002509279 A JP 2002509279A JP 2002509279 A JP2002509279 A JP 2002509279A JP 2004503186 A5 JP2004503186 A5 JP 2004503186A5
Authority
JP
Japan
Prior art keywords
value
threshold array
upper limit
function
color pixel
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.)
Pending
Application number
JP2002509279A
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English (en)
Japanese (ja)
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JP2004503186A (ja
Filing date
Publication date
Priority claimed from US09/612,419 external-priority patent/US6867884B1/en
Application filed filed Critical
Publication of JP2004503186A publication Critical patent/JP2004503186A/ja
Publication of JP2004503186A5 publication Critical patent/JP2004503186A5/ja
Pending legal-status Critical Current

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JP2002509279A 2000-07-07 2001-01-11 多色画像用のハーフトーンドット配置 Pending JP2004503186A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/612,419 US6867884B1 (en) 2000-07-07 2000-07-07 Halftone dot placement for multi-color images
PCT/US2001/000871 WO2002005545A1 (en) 2000-07-07 2001-01-11 Halftone dot placement for multi-color images

Publications (2)

Publication Number Publication Date
JP2004503186A JP2004503186A (ja) 2004-01-29
JP2004503186A5 true JP2004503186A5 (https=) 2005-02-24

Family

ID=24453072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002509279A Pending JP2004503186A (ja) 2000-07-07 2001-01-11 多色画像用のハーフトーンドット配置

Country Status (5)

Country Link
US (1) US6867884B1 (https=)
EP (1) EP1300000B1 (https=)
JP (1) JP2004503186A (https=)
DE (1) DE60106038T2 (https=)
WO (1) WO2002005545A1 (https=)

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EP1347631A1 (en) * 2002-03-21 2003-09-24 Agfa-Gevaert N.V. Multilevel colour error-diffusion providing reduced sensitivity to printing process variability errors
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US7502138B2 (en) 2002-11-25 2009-03-10 Hewlett-Packard Development Company, L.P. Spacing out output of pixels for other color components upon output of pixel for color component of an image pixel
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US7283282B2 (en) 2003-01-31 2007-10-16 Eastman Kodak Company Method of adjusting color in a color proof
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US20090010562A1 (en) * 2007-07-03 2009-01-08 Samsung Electronics Co., Ltd. Method of revising edge region and image forming device using the same
US8760725B1 (en) * 2008-11-12 2014-06-24 Marvell International Ltd. Tone dependent threshold perturbation error diffusion halftone
US8134750B2 (en) * 2009-03-13 2012-03-13 Ricoh Production Print Solutions LLC Printing with alternative halftone patterns in ink jet printing to reduce ink penetration
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JP5866379B2 (ja) 2011-01-12 2016-02-17 オセ−テクノロジーズ ビーブイ 半相関性のあるハーフトーン処理の方法
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JP5825856B2 (ja) * 2011-06-03 2015-12-02 キヤノン株式会社 画像形成装置、画像形成方法、および、プログラム
JP5825857B2 (ja) 2011-06-03 2015-12-02 キヤノン株式会社 画像形成装置、画像形成方法、および、プログラム
JP6029305B2 (ja) * 2012-03-29 2016-11-24 キヤノン株式会社 画像処理装置およびその制御方法
US8824014B1 (en) * 2013-02-11 2014-09-02 Xerox Corporation System and method for adjustment of coverage parameters for different colors in image data
US8922802B2 (en) * 2013-02-21 2014-12-30 Ricoh Company, Ltd. Method and system for halftoning using energy minimization
US9087291B2 (en) 2013-10-01 2015-07-21 Canon Kabushiki Kaisha Image processing apparatus and method setting thresholds of dither patterns based on density range and generating binary data depending on thresholds of target pixels
EP2963908B1 (en) 2014-07-01 2020-10-28 Canon Kabushiki Kaisha Image processing apparatus, image processing method and storage medium
JP2016116227A (ja) * 2014-12-16 2016-06-23 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
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JP6498132B2 (ja) * 2015-02-12 2019-04-10 キヤノン株式会社 画像処理装置、画像処理方法、プログラムおよび記憶媒体
JP6587552B2 (ja) * 2015-02-20 2019-10-09 キヤノン株式会社 画像処理装置および画像処理方法
JP6381495B2 (ja) 2015-08-07 2018-08-29 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
WO2019172918A1 (en) * 2018-03-08 2019-09-12 Hewlett-Packard Development Company, L.P. Processing of spot colors in a printing system
JP6625168B2 (ja) * 2018-07-24 2019-12-25 キヤノン株式会社 画像処理装置、記録装置、画像処理方法およびプログラム
JP7183057B2 (ja) * 2019-01-30 2022-12-05 キヤノン株式会社 画像処理装置、画像処理方法、プログラム
JP7191665B2 (ja) * 2018-12-07 2022-12-19 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
EP3664429B1 (en) 2018-12-07 2022-07-27 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and program
JP7277231B2 (ja) 2019-04-15 2023-05-18 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
JP7247006B2 (ja) 2019-04-15 2023-03-28 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
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JP7481935B2 (ja) * 2020-07-21 2024-05-13 キヤノン株式会社 画像処理装置、画像処理方法
JP7551380B2 (ja) 2020-07-29 2024-09-17 キヤノン株式会社 画像処理方法及び画像処理装置
JP7564698B2 (ja) * 2020-12-08 2024-10-09 キヤノン株式会社 画像処理装置およびその制御方法
JP2023137936A (ja) * 2022-03-18 2023-09-29 キヤノン株式会社 情報処理装置、方法およびプログラム

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