HK161296A - Method and system for enhancing the quality of both color and black and white images produced by ink jet printers - Google Patents

Method and system for enhancing the quality of both color and black and white images produced by ink jet printers

Info

Publication number
HK161296A
HK161296A HK161296A HK161296A HK161296A HK 161296 A HK161296 A HK 161296A HK 161296 A HK161296 A HK 161296A HK 161296 A HK161296 A HK 161296A HK 161296 A HK161296 A HK 161296A
Authority
HK
Hong Kong
Prior art keywords
enhancing
black
color
quality
ink jet
Prior art date
Application number
HK161296A
Other languages
English (en)
Inventor
C S Chan
Terry M Nelson
James G Bearss
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
Publication of HK161296A publication Critical patent/HK161296A/xx

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
    • H04N1/46—Colour picture communication systems
    • H04N1/52—Circuits or arrangements for halftone screening
    • 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
    • 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
    • H04N1/40087—Multi-toning, i.e. converting a continuous-tone signal for reproduction with more than two discrete brightnesses or optical densities, e.g. dots of grey and black inks on white paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/21—Ink jet for multi-colour printing
    • B41J2/2121—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter
    • B41J2/2128—Ink jet for multi-colour printing characterised by dot size, e.g. combinations of printed dots of different diameter by means of energy modulation
    • 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
    • G06K2215/0082—Architecture adapted for a particular function
    • G06K2215/0094—Colour printing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Discrete Mathematics (AREA)
  • Ink Jet (AREA)
  • Color, Gradation (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
HK161296A 1988-12-02 1996-08-29 Method and system for enhancing the quality of both color and black and white images produced by ink jet printers HK161296A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/278,881 US4930018A (en) 1988-12-02 1988-12-02 Method and system for enhancing the quality of both color and black and white images produced by ink jet printers

Publications (1)

Publication Number Publication Date
HK161296A true HK161296A (en) 1996-09-06

Family

ID=23066773

Family Applications (1)

Application Number Title Priority Date Filing Date
HK161296A HK161296A (en) 1988-12-02 1996-08-29 Method and system for enhancing the quality of both color and black and white images produced by ink jet printers

Country Status (6)

Country Link
US (1) US4930018A (fr)
EP (1) EP0372826B1 (fr)
JP (1) JP2980331B2 (fr)
CA (1) CA1322891C (fr)
DE (1) DE68925871T2 (fr)
HK (1) HK161296A (fr)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5537230A (en) * 1988-02-24 1996-07-16 Mitsubishi Denki Kabushiki Kaisha Signal processing device for video printer
US5016191A (en) * 1988-09-02 1991-05-14 Tektronix, Inc. Half toning pixel processor
JP2791066B2 (ja) * 1988-11-15 1998-08-27 キヤノン株式会社 記録装置
US5111302A (en) * 1988-12-02 1992-05-05 Hewlett-Packard Company Method and system for enhancing the quality of both color and black and white images produced by ink jet and electrophotographic printers
DE69023044T2 (de) * 1989-06-02 1996-04-11 Canon Kk Aufzeichnungsvorrichtung und Verfahren zur Verwendung darin zur Erzeugung mehrerer Punkte in einem Bildelement.
EP0670224B1 (fr) * 1990-04-20 2001-12-12 Canon Kabushiki Kaisha Dispositif d'impression à couleurs multiples
JP3176123B2 (ja) * 1991-06-07 2001-06-11 キヤノン株式会社 記録装置および該装置の駆動データ形成方法
US5473733A (en) * 1992-03-25 1995-12-05 Scitex Corporation Ltd. Technique for generating image reproduction
US5260807A (en) * 1992-06-05 1993-11-09 Eastman Kodak Company Method and apparatus for imbedding controlled structure for gray scale rendering
US5515479A (en) * 1992-07-23 1996-05-07 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
US5633662A (en) * 1992-08-05 1997-05-27 Hewlett-Packard Company Ink limiting in ink jet printing systems
US5539667A (en) * 1992-09-15 1996-07-23 Gcc Technologies Method and apparatus for improved digital film recorder
US5508826A (en) * 1993-04-27 1996-04-16 Lloyd; William J. Method and apparatus for calibrated digital printing using a four by four transformation matrix
US5434672A (en) * 1993-06-23 1995-07-18 Hewlett-Packard Company Pixel error diffusion method
US5485183A (en) * 1993-06-30 1996-01-16 Dataproducts Corporation Interlaced dot-on-dot printing
US5621546A (en) * 1993-11-02 1997-04-15 Xerox Corporation Method and apparatus for vector error diffusion with output color control
US5519815A (en) * 1993-11-29 1996-05-21 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
US5563985A (en) * 1994-01-05 1996-10-08 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
JP3239367B2 (ja) * 1994-05-11 2001-12-17 セイコーエプソン株式会社 インクジェットによる記録方法、および記録装置
US6106093A (en) * 1994-06-17 2000-08-22 Canon Kabushiki Kaisha Ink jet recording apparatus capable of recording in different resolutions, and ink jet recording method using such apparatus
GB2291838B (en) * 1994-07-29 1998-11-18 Robert John Young A machine and method for printing on an edible substrate
US6536345B1 (en) 1994-07-29 2003-03-25 Cadex Limited Printing on the surface of edible substrates
US5635967A (en) * 1994-08-15 1997-06-03 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
US5649071A (en) * 1994-09-26 1997-07-15 Xerox Corporation Image processing method to reduce marking material coverage in sequential color printing processes
EP0765569A1 (fr) * 1995-04-12 1997-04-02 Eastman Kodak Company Photocopieuse en couleur utilisant un systeme d'impression a jets d'encre avec goutte fournie a la demande
US5805178A (en) * 1995-04-12 1998-09-08 Eastman Kodak Company Ink jet halftoning with different ink concentrations
AUPN234595A0 (en) * 1995-04-12 1995-05-04 Eastman Kodak Company Improvements in image halftoning
US6072902A (en) * 1995-05-03 2000-06-06 Apple Computer, Inc. Method and system for color matching between digital display devices
US5982990A (en) * 1995-07-20 1999-11-09 Hewlett-Packard Company Method and apparatus for converting color space
JP3689458B2 (ja) * 1995-09-08 2005-08-31 キヤノン株式会社 画像処理装置及び方法
JPH09216383A (ja) * 1996-02-13 1997-08-19 Sony Corp プリンタ装置
DE69725043T2 (de) 1996-04-23 2004-07-08 Canon K.K. Tintenstrahldrucksystem, Verfahren und Apparat zum Tintenstrahldrucken
JPH1067127A (ja) * 1996-04-23 1998-03-10 Canon Inc インクジェット記録装置及び画像処理方法
JP3576694B2 (ja) 1996-04-23 2004-10-13 キヤノン株式会社 インクジェット記録方法、その装置、画像処理方法及び画像処理方法を実行するプリント方法
JPH09286125A (ja) * 1996-04-23 1997-11-04 Canon Inc インクジェット記録方法及びその装置
JP3413052B2 (ja) * 1996-04-23 2003-06-03 キヤノン株式会社 インクジェット記録装置及び制御方法
US5880752A (en) * 1996-05-09 1999-03-09 Hewlett-Packard Company Print system for ink-jet pens
US5894358A (en) * 1996-06-27 1999-04-13 Xerox Corporation Adaptable color density management system
JP4348748B2 (ja) * 1996-07-18 2009-10-21 セイコーエプソン株式会社 印刷装置および画像記録方法
EP0863019B1 (fr) * 1996-07-18 2009-03-04 Seiko Epson Corporation Imprimante et procede d'enregistrement d'images
JP3397662B2 (ja) * 1996-12-04 2003-04-21 キヤノン株式会社 記録装置及び該装置の制御方法
US6081340A (en) * 1997-03-31 2000-06-27 Xerox Corporation Image processing method to reduce marking material coverage with non-linear specifications
US6072591A (en) * 1997-06-30 2000-06-06 Xerox Corporation Sum and difference error diffusion
US6135655A (en) * 1997-10-14 2000-10-24 Hewlett-Packard Company Multipixel dots in monochrome drop-on-demand printing
US6539110B2 (en) * 1997-10-14 2003-03-25 Apple Computer, Inc. Method and system for color matching between digital display devices
US6068361A (en) * 1997-10-30 2000-05-30 Mantell; David A. Method and apparatus for multiple drop error diffusion in a liquid ink printer
JPH11240146A (ja) * 1997-12-26 1999-09-07 Canon Inc 記録装置
JP3363773B2 (ja) * 1998-02-09 2003-01-08 コピア株式会社 インクジェット記録方法および装置
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
JP4620817B2 (ja) * 1998-05-29 2011-01-26 キヤノン株式会社 画像処理装置および画像処理方法
US6179407B1 (en) 1998-11-20 2001-01-30 Hewlett-Packard Company Multi-pass inkjet printer system and method of using same
US6407825B1 (en) 1998-12-17 2002-06-18 Eastman Kodak Company Colorant reduction method for digital images
US6445463B1 (en) * 1999-01-19 2002-09-03 Xerox Corporation Image processing method to reduce marking material coverage in printing processes
US6172692B1 (en) 1999-02-11 2001-01-09 Lexmark International, Inc. Multilevel ink mixing device and method using diluted and saturated color inks for inkjet printers
US6161919A (en) * 1999-02-22 2000-12-19 Xerox Corporation Ink coverage reduction method for printers capable of printing multiple drop sizes
US6765693B1 (en) 2000-03-20 2004-07-20 Sharp Laboratories Of America, Inc. Photo quality color printing by using light black ink
US7050195B1 (en) 2000-04-20 2006-05-23 Hewlett-Packard Development Company, L.P. Printed medium data storage
US20020154327A1 (en) * 2001-04-24 2002-10-24 Jones Michael J. Incorporating data in hardcopy correspondence
US7190485B2 (en) * 2001-06-14 2007-03-13 Eastman Kodak Company Method for multilevel printing of digital images using reduced colorant amounts
US6435657B1 (en) 2001-08-20 2002-08-20 Eastman Kodak Company Method for multicolorant printing of digital images using reduced colorant amounts
US7061645B2 (en) * 2001-09-27 2006-06-13 Sharp Laboratories Of America, Inc. Non-segmentation, individual pixel-by-pixel-based image rendering system
US7044573B2 (en) * 2002-02-20 2006-05-16 Lexmark International, Inc. Printhead alignment test pattern and method for determining printhead misalignment
US20030179410A1 (en) * 2002-03-21 2003-09-25 Velde Koen Van De Multilevel colour error-diffusion providing reduced sensitivity to printing process variability errors
US7245395B2 (en) * 2002-12-04 2007-07-17 Eastman Kodak Company Calibrating a digital printer using a cost function
US7239422B2 (en) * 2002-12-04 2007-07-03 Eastman Kodak Company Color gamut mapping using a cost function
US7173734B2 (en) * 2002-12-11 2007-02-06 Xerox Corporation Intercolor bleed reduction in liquid ink printers
US7196817B2 (en) * 2002-12-12 2007-03-27 Eastman Kodak Company Printing of digital images using reduced colorant amounts while preserving perceived color
JP4235569B2 (ja) * 2003-02-26 2009-03-11 キヤノン株式会社 記録方法及び記録装置
US7152964B2 (en) * 2003-05-21 2006-12-26 Eastman Kodak Company Very high speed printing using selective deflection droplet separation
US20050003056A1 (en) * 2003-07-02 2005-01-06 The Procter & Gamble Company Article of commerce comprising edible substrate, image, and message
US7593563B2 (en) * 2003-07-11 2009-09-22 The Procter & Gamble Company Image variety on edible substrates
US20050058753A1 (en) * 2003-09-17 2005-03-17 The Procter & Gamble Company Method to increase image variety with limited image components
US20050058749A1 (en) * 2003-09-17 2005-03-17 The Procter & Gamble Company Image exposure control in edible substrates
US8824013B2 (en) 2007-09-03 2014-09-02 Sicpa Holding Sa Error diffusion halftoning method for dark ink and light ink channels, based on a measure of solvent quantity that should be ejected for each pixel, and apparatus that performs the halftoning method

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952069B2 (ja) * 1977-12-15 1984-12-18 凸版印刷株式会社 使用インキ量予測装置
DE3037774C2 (de) * 1980-10-06 1982-06-16 Siemens AG, 1000 Berlin und 8000 München Verfahren und Anordnung zum Darstellen von mehrfarbigen Halbtonbildern
JPS57129749A (en) * 1981-02-06 1982-08-11 Fuji Photo Film Co Ltd Method and device for bringing out medium tone in ink-jet printer
JPS5968245A (ja) * 1982-10-13 1984-04-18 Ricoh Co Ltd 多色インクジエツト記録方法
US4672432A (en) * 1983-04-28 1987-06-09 Canon Kabushiki Kaisha Method for recording a color image using dots of colorants of different densities
US4635078A (en) * 1983-04-28 1987-01-06 Canon Kabushiki Kaisha Intermediate gradient image producing method
JPS6015165A (ja) * 1983-07-08 1985-01-25 Canon Inc カラ−画像再現方法
JPH0639185B2 (ja) * 1983-07-15 1994-05-25 キヤノン株式会社 カラー画像再現方法
US4503444A (en) * 1983-04-29 1985-03-05 Hewlett-Packard Company Method and apparatus for generating a gray scale with a high speed thermal ink jet printer
JPS60152172A (ja) * 1984-01-19 1985-08-10 Canon Inc カラ−画像形成装置
JPS6125365A (ja) * 1984-07-13 1986-02-04 Canon Inc 中間調画像形成方法
US4680596A (en) * 1984-08-02 1987-07-14 Metromedia Company Method and apparatus for controlling ink-jet color printing heads
US4686538A (en) * 1984-10-31 1987-08-11 Canon Kabushiki Kaisha Tone recording method
US4638373A (en) * 1985-03-06 1987-01-20 Metromedia, Inc. Method and apparatus for improving gray scale resolution in an ink jet printing system
US4746935A (en) * 1985-11-22 1988-05-24 Hewlett-Packard Company Multitone ink jet printer and method of operation
US4680645A (en) * 1986-08-25 1987-07-14 Hewlett-Packard Company Method for rendering gray scale images with variable dot sizes
JPS63147654A (ja) * 1986-12-12 1988-06-20 Canon Inc インクジエツトプリンタ

Also Published As

Publication number Publication date
DE68925871T2 (de) 1996-08-01
US4930018A (en) 1990-05-29
EP0372826A2 (fr) 1990-06-13
JPH02188263A (ja) 1990-07-24
DE68925871D1 (de) 1996-04-11
EP0372826B1 (fr) 1996-03-06
JP2980331B2 (ja) 1999-11-22
EP0372826A3 (fr) 1992-04-15
CA1322891C (fr) 1993-10-12

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20071130