DE3687668T2 - Verfahren und einrichtung zur verbesserung der bildqualitaet in einem nach dem rasterverfahren arbeitenden anzeigegeraet. - Google Patents

Verfahren und einrichtung zur verbesserung der bildqualitaet in einem nach dem rasterverfahren arbeitenden anzeigegeraet.

Info

Publication number
DE3687668T2
DE3687668T2 DE8686302654T DE3687668T DE3687668T2 DE 3687668 T2 DE3687668 T2 DE 3687668T2 DE 8686302654 T DE8686302654 T DE 8686302654T DE 3687668 T DE3687668 T DE 3687668T DE 3687668 T2 DE3687668 T2 DE 3687668T2
Authority
DE
Germany
Prior art keywords
improving
image quality
display device
grid process
working
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
DE8686302654T
Other languages
English (en)
Other versions
DE3687668D1 (de
Inventor
William Mark Doumas
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3687668D1 publication Critical patent/DE3687668D1/de
Publication of DE3687668T2 publication Critical patent/DE3687668T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/20—Function-generator circuits, e.g. circle generators line or curve smoothing circuits
    • 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
    • G06K2215/0054—Geometric transformations, e.g. on rasterised data
    • G06K2215/0057—Sizing and resolution changes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
DE8686302654T 1985-04-12 1986-04-10 Verfahren und einrichtung zur verbesserung der bildqualitaet in einem nach dem rasterverfahren arbeitenden anzeigegeraet. Expired - Fee Related DE3687668T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/722,856 US4780711A (en) 1985-04-12 1985-04-12 Anti-aliasing of raster images using assumed boundary lines

Publications (2)

Publication Number Publication Date
DE3687668D1 DE3687668D1 (de) 1993-03-18
DE3687668T2 true DE3687668T2 (de) 1993-08-19

Family

ID=24903687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686302654T Expired - Fee Related DE3687668T2 (de) 1985-04-12 1986-04-10 Verfahren und einrichtung zur verbesserung der bildqualitaet in einem nach dem rasterverfahren arbeitenden anzeigegeraet.

Country Status (4)

Country Link
US (1) US4780711A (de)
EP (1) EP0199502B1 (de)
JP (1) JPH0799451B2 (de)
DE (1) DE3687668T2 (de)

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US5337160A (en) * 1992-07-01 1994-08-09 Hewlett-Packard Error diffusion processor and method for converting a grey scale pixel image to a binary value pixel image
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US5450531A (en) * 1992-11-30 1995-09-12 Eastman Kodak Company Resolution enhancement system for combined binary and gray scale halftone images
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US7639258B1 (en) 2004-03-31 2009-12-29 Adobe Systems Incorporated Winding order test for digital fonts
US7580039B2 (en) * 2004-03-31 2009-08-25 Adobe Systems Incorporated Glyph outline adjustment while rendering
US7602390B2 (en) * 2004-03-31 2009-10-13 Adobe Systems Incorporated Edge detection based stroke adjustment
US7719536B2 (en) * 2004-03-31 2010-05-18 Adobe Systems Incorporated Glyph adjustment in high resolution raster while rendering
US7333110B2 (en) * 2004-03-31 2008-02-19 Adobe Systems Incorporated Adjusted stroke rendering
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US7891818B2 (en) 2006-12-12 2011-02-22 Evans & Sutherland Computer Corporation System and method for aligning RGB light in a single modulator projector
US8294730B2 (en) * 2007-09-04 2012-10-23 Apple Inc. Anti-aliasing of a graphical object
US8358317B2 (en) 2008-05-23 2013-01-22 Evans & Sutherland Computer Corporation System and method for displaying a planar image on a curved surface
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Also Published As

Publication number Publication date
JPS6224297A (ja) 1987-02-02
EP0199502A2 (de) 1986-10-29
JPH0799451B2 (ja) 1995-10-25
DE3687668D1 (de) 1993-03-18
EP0199502A3 (en) 1990-05-30
EP0199502B1 (de) 1993-02-03
US4780711A (en) 1988-10-25

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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