DE69423724D1 - Einrichtung zur Druckbildverbesserung - Google Patents

Einrichtung zur Druckbildverbesserung

Info

Publication number
DE69423724D1
DE69423724D1 DE69423724T DE69423724T DE69423724D1 DE 69423724 D1 DE69423724 D1 DE 69423724D1 DE 69423724 T DE69423724 T DE 69423724T DE 69423724 T DE69423724 T DE 69423724T DE 69423724 D1 DE69423724 D1 DE 69423724D1
Authority
DE
Germany
Prior art keywords
improving
print image
print
image
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
DE69423724T
Other languages
English (en)
Inventor
Farhad Rostamian
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69423724D1 publication Critical patent/DE69423724D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0002—Handling the output data
    • G06K2215/004—Generic data transformation
    • G06K2215/006—Anti-aliasing raster data

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
DE69423724T 1993-12-27 1994-12-23 Einrichtung zur Druckbildverbesserung Expired - Fee Related DE69423724D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/173,015 US5483605A (en) 1993-12-27 1993-12-27 High speed pattern recognition technique for implementation of resolution enhancement algorithms into an application specific integrated circuit (ASIC) device

Publications (1)

Publication Number Publication Date
DE69423724D1 true DE69423724D1 (de) 2000-05-04

Family

ID=22630161

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423724T Expired - Fee Related DE69423724D1 (de) 1993-12-27 1994-12-23 Einrichtung zur Druckbildverbesserung

Country Status (4)

Country Link
US (1) US5483605A (de)
EP (1) EP0661664B1 (de)
JP (1) JPH07236056A (de)
DE (1) DE69423724D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739518A (en) * 1995-05-17 1998-04-14 Metanetics Corporation Autodiscrimination for dataform decoding and standardized recording
US5802204A (en) * 1995-06-07 1998-09-01 Microchip Technology Incorporated Handwritten character translator using fuzzy logic
US6021256A (en) * 1996-09-03 2000-02-01 Eastman Kodak Company Resolution enhancement system for digital images
US5937147A (en) * 1996-09-03 1999-08-10 Eastman Kodak Company Printing of enhanced images
US6332044B1 (en) * 1997-01-21 2001-12-18 Xerox Corporation System and method for enhancement of image contour fidelity
US6151025A (en) * 1997-05-07 2000-11-21 Hewlett-Packard Company Method and apparatus for complexity reduction on two-dimensional convolutions for image processing
US6129457A (en) * 1997-07-01 2000-10-10 Xerox Corporation Resolution enhancement for a digital printing apparatus
US6366362B1 (en) 1998-12-23 2002-04-02 Xerox Corporation Method and apparatus for adjusting input binary image halftone dots using template matching controlled by print engine xerographic density information to maintain constant tone reproduction on printed output over time
US7059698B1 (en) 2002-10-04 2006-06-13 Lexmark International, Inc. Method of altering an effective print resolution of an ink jet printer
US8208175B2 (en) * 2005-04-13 2012-06-26 Xerox Corporation Blended error diffusion and adaptive quantization
CN102883084B (zh) * 2011-07-12 2016-04-06 北京宇信科技集团股份有限公司 扫描仪精度偏差检测及纠正方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61203785A (ja) * 1985-03-07 1986-09-09 Dainippon Screen Mfg Co Ltd ２値画像デ−タの平滑化処理方法及びその装置
EP0500375B1 (de) * 1991-02-22 1998-07-08 Canon Kabushiki Kaisha System zur Bildbearbeitung
US5249242A (en) * 1991-12-23 1993-09-28 Adobe Systems Incorporated Method for enhancing raster pixel data
US5237646A (en) * 1992-10-13 1993-08-17 Hewlett-Packard Company Pixel image enhancement employing a reduced template memory store

Also Published As

Publication number Publication date
EP0661664B1 (de) 2000-03-29
US5483605A (en) 1996-01-09
EP0661664A2 (de) 1995-07-05
JPH07236056A (ja) 1995-09-05
EP0661664A3 (de) 1997-10-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee