DE69420225D1 - Verringerung der Anzahl gedruckter Punkte in einer Pixelanordnung - Google Patents

Verringerung der Anzahl gedruckter Punkte in einer Pixelanordnung

Info

Publication number
DE69420225D1
DE69420225D1 DE69420225T DE69420225T DE69420225D1 DE 69420225 D1 DE69420225 D1 DE 69420225D1 DE 69420225 T DE69420225 T DE 69420225T DE 69420225 T DE69420225 T DE 69420225T DE 69420225 D1 DE69420225 D1 DE 69420225D1
Authority
DE
Germany
Prior art keywords
reduce
pixel array
printed dots
dots
printed
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
DE69420225T
Other languages
English (en)
Other versions
DE69420225T2 (de
Inventor
Thomas B Pritchard
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 DE69420225D1 publication Critical patent/DE69420225D1/de
Publication of DE69420225T2 publication Critical patent/DE69420225T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G06K15/10—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers
    • G06K15/102—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers using ink jet print heads
    • 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
    • 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
    • G06K15/10—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by matrix printers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Fax Reproducing Arrangements (AREA)
DE69420225T 1993-10-18 1994-10-07 Verringerung der Anzahl gedruckter Punkte in einer Pixelanordnung Expired - Lifetime DE69420225T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13867893A 1993-10-18 1993-10-18

Publications (2)

Publication Number Publication Date
DE69420225D1 true DE69420225D1 (de) 1999-09-30
DE69420225T2 DE69420225T2 (de) 1999-12-09

Family

ID=22483134

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420225T Expired - Lifetime DE69420225T2 (de) 1993-10-18 1994-10-07 Verringerung der Anzahl gedruckter Punkte in einer Pixelanordnung

Country Status (4)

Country Link
US (1) US5706414A (de)
EP (1) EP0650140B1 (de)
JP (1) JPH07236057A (de)
DE (1) DE69420225T2 (de)

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Publication number Priority date Publication date Assignee Title
JPH07107280A (ja) * 1993-10-06 1995-04-21 Matsushita Electric Ind Co Ltd 画像形成装置
JP3337173B2 (ja) * 1994-06-23 2002-10-21 セイコーエプソン株式会社 画像形成装置
JP3387657B2 (ja) * 1994-10-19 2003-03-17 キヤノン株式会社 記録装置
US6296343B1 (en) * 1996-10-21 2001-10-02 Hewlett-Packard Company Edge enhancement depletion technique for over-sized ink drops to achieve high resolution X/Y axes addressability in inkjet printing
US6299284B1 (en) * 1996-10-21 2001-10-09 Hewlett-Packard Company Color inkjet depletion technique for over-sized ink drops to achieve high resolution X/Y axes addressability
US6019454A (en) * 1997-03-04 2000-02-01 Hewlett-Packard Company Multipass inkjet printmodes with randomized dot placement, to minimize patterning and liquid loading
US6049393A (en) * 1997-11-19 2000-04-11 Tektronix, Inc. Method for enhancing resolution in a printed image
US6318854B1 (en) 1998-09-29 2001-11-20 Hewlett-Packard Company Inkjet printing media handling system with advancing guide shim
US6508529B2 (en) 1998-09-29 2003-01-21 Hewlett-Packard Company Inkjet printing media handling system and method for reducing cockle growth
US6389167B1 (en) * 1998-10-30 2002-05-14 Hewlett-Packard Company Multi-level pixel density reduction for printers
JP3775935B2 (ja) * 1999-01-19 2006-05-17 武藤工業株式会社 インクジェットプリンタにおけるドット削除方法
US6154233A (en) * 1999-04-19 2000-11-28 Lexmark International, Inc. System and method for separating raster data for printing
US7110140B1 (en) * 1999-08-05 2006-09-19 Xerox Corporation Methods and systems for undercolor reduction
US6804417B1 (en) 2000-03-31 2004-10-12 Hewlett-Packard Development Company, L.P. Pixel depletion technique
US6650793B1 (en) 2000-03-31 2003-11-18 Hewlett-Packard Development Company, Lp. Multiple data manipulation algorithms for text quality enhancement
US6721065B1 (en) 2000-06-01 2004-04-13 Lucent Technologies Inc. Method and apparatus for printing images
US6464334B2 (en) 2001-01-08 2002-10-15 Hewlett-Packard Company Method for improving the quality of printing processes involving black pixel depletion
US7046389B2 (en) * 2001-04-04 2006-05-16 Hewlett-Packard Development Company, L.P. Variable density under/overprinting maps for improving print quality
US7016082B2 (en) * 2001-07-05 2006-03-21 Kodak Polychrome Graphics, Llc Halftone dot thinning
JP4678468B2 (ja) * 2001-09-13 2011-04-27 コニカミノルタホールディングス株式会社 インクジェット式プリンタ用の画像データ処理方法
US7116821B2 (en) * 2002-03-25 2006-10-03 Lexmark International, Inc. Color trapping for an image forming apparatus
JP4142646B2 (ja) * 2002-07-24 2008-09-03 イーストマン コダック カンパニー ハーフトーンドット間引き
US7088465B2 (en) * 2002-08-22 2006-08-08 International Business Machines Corporation Printing more or less of a web page
US7330288B2 (en) * 2003-03-31 2008-02-12 Eastman Kodak Company Post RIP image rendering in a MICR electrographic printer to improve readability
JP4714906B2 (ja) * 2004-08-18 2011-07-06 コニカミノルタエムジー株式会社 画像記録方法及び画像記録装置
US9041978B2 (en) * 2007-11-24 2015-05-26 Hewlett-Packard Development Company, L.P. Selecting printing masks optimized for line features and area fill features of image data
US8172152B2 (en) * 2009-03-20 2012-05-08 Delphax Technologies, Inc. Method for inkjet printing of E13B magnetic ink character recognition characters and substrate having such characters printed thereon
US8764151B2 (en) * 2010-06-21 2014-07-01 Xerox Corporation System and method for preserving edges while enabling inkjet correction within an interior of an image
DE102019101578B3 (de) * 2019-01-23 2020-02-27 Koenig & Bauer Ag Verfahren zum Erzeugen eines Druckproduktes mit mindestens einem Non-Impact-Druckaggregat

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6115460A (ja) * 1984-06-29 1986-01-23 Minolta Camera Co Ltd サ−マルラインヘツドの駆動方法
JPS63247039A (ja) * 1987-04-03 1988-10-13 Nec Corp 二値画像情報のスクリ−ン化方式
DE69033579T2 (de) * 1989-04-10 2001-03-08 Canon K.K., Tokio/Tokyo Bildverkleinerungsgerät und Verfahren
DE3925913A1 (de) * 1989-08-04 1991-02-07 Siemens Ag Verfahren zum ansteuern von druckelementen
DE69027659T2 (de) * 1989-12-26 1996-12-05 New Oji Paper Co Punktdrucker
JPH04220764A (ja) * 1990-03-13 1992-08-11 Hewlett Packard Co <Hp> 文字フォント圧縮方法および装置
US5801716A (en) * 1990-08-16 1998-09-01 Canon Kabushiki Kaisha Pipeline structures for full-color computer graphics
US5353387A (en) * 1990-09-10 1994-10-04 Mannesmann Aktiengesellschaft Process for reducing the quantity of ink applied to recording substrates by ink printing devices to prevent image degradation
US5270728A (en) * 1991-04-17 1993-12-14 Hewlett-Packard Company Raster imaging device speed-resolution product multiplying method and resulting pixel image data structure
JPH05177873A (ja) * 1991-12-26 1993-07-20 Nec Corp プリンタ装置
US5216451A (en) * 1992-12-27 1993-06-01 Xerox Corporation Surface ripple wave diffusion in apertured free ink surface level controllers for acoustic ink printers
US5426010A (en) * 1993-02-26 1995-06-20 Oxford Computer, Inc. Ultra high resolution printing method
US5483625A (en) * 1993-04-26 1996-01-09 Hewlett-Packard Company Method and apparatus for adjusting density in digital images
US5422664A (en) * 1993-06-25 1995-06-06 Xerox Corporation Method and apparatus for maintaining constant drop size mass in thermal ink jet printers

Also Published As

Publication number Publication date
JPH07236057A (ja) 1995-09-05
EP0650140B1 (de) 1999-08-25
US5706414A (en) 1998-01-06
DE69420225T2 (de) 1999-12-09
EP0650140A3 (de) 1995-07-12
EP0650140A2 (de) 1995-04-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

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