CA2064074A1 - Methode et systeme a juxtaposition pour l'affichage couleur sur un dispositif informatique - Google Patents

Methode et systeme a juxtaposition pour l'affichage couleur sur un dispositif informatique

Info

Publication number
CA2064074A1
CA2064074A1 CA2064074A CA2064074A CA2064074A1 CA 2064074 A1 CA2064074 A1 CA 2064074A1 CA 2064074 A CA2064074 A CA 2064074A CA 2064074 A CA2064074 A CA 2064074A CA 2064074 A1 CA2064074 A1 CA 2064074A1
Authority
CA
Canada
Prior art keywords
color
rgb
rgb value
space
active
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.)
Granted
Application number
CA2064074A
Other languages
English (en)
Other versions
CA2064074C (fr
Inventor
David N. Weise
H. Gunter Zieber
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.)
Microsoft Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2064074A1 publication Critical patent/CA2064074A1/fr
Application granted granted Critical
Publication of CA2064074C publication Critical patent/CA2064074C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Digital Computer Display Output (AREA)
CA002064074A 1990-05-22 1991-05-21 Methode et systeme a juxtaposition pour l'affichage couleur sur un dispositif informatique Expired - Fee Related CA2064074C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/527,491 US5485558A (en) 1990-05-22 1990-05-22 Method and system for displaying color on a computer output device using dithering techniques
US527,491 1990-05-22

Publications (2)

Publication Number Publication Date
CA2064074A1 true CA2064074A1 (fr) 1991-11-23
CA2064074C CA2064074C (fr) 1996-04-23

Family

ID=24101671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002064074A Expired - Fee Related CA2064074C (fr) 1990-05-22 1991-05-21 Methode et systeme a juxtaposition pour l'affichage couleur sur un dispositif informatique

Country Status (5)

Country Link
US (1) US5485558A (fr)
EP (1) EP0484509A1 (fr)
AU (1) AU638848B2 (fr)
CA (1) CA2064074C (fr)
WO (1) WO1991018382A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732205A (en) * 1994-12-30 1998-03-24 Intel Corporation Color conversion using 4.5 bit palette
US6356275B1 (en) * 1995-02-13 2002-03-12 International Business Machines Corporation Pixel color matching across X servers in network conferencing systems by master-participant pair mapping
US5714975A (en) * 1995-05-31 1998-02-03 Canon Kabushiki Kaisha Apparatus and method for generating halftoning or dither values
US5892518A (en) * 1995-07-28 1999-04-06 Matsushita Electric Industrial Co., Ltd. Image generating apparatus with pixel calculation circuit including texture mapping and motion compensation
US5798767A (en) * 1996-03-15 1998-08-25 Rendition, Inc. Method and apparatus for performing color space conversion using blend logic
US5848246A (en) 1996-07-01 1998-12-08 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server session manager in an interprise computing framework system
US6304893B1 (en) 1996-07-01 2001-10-16 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server event driven message framework in an interprise computing framework system
US6266709B1 (en) 1996-07-01 2001-07-24 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server failure reporting process
US6434598B1 (en) 1996-07-01 2002-08-13 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server graphical user interface (#9) framework in an interprise computing framework system
US6424991B1 (en) 1996-07-01 2002-07-23 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server communication framework
US5999972A (en) 1996-07-01 1999-12-07 Sun Microsystems, Inc. System, method and article of manufacture for a distributed computer system framework
US6038590A (en) 1996-07-01 2000-03-14 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server state machine in an interprise computing framework system
US6272555B1 (en) 1996-07-01 2001-08-07 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture for a client-server-centric interprise computing framework system
US5987245A (en) 1996-07-01 1999-11-16 Sun Microsystems, Inc. Object-oriented system, method and article of manufacture (#12) for a client-server state machine framework
US6191793B1 (en) 1998-04-01 2001-02-20 Real 3D, Inc. Method and apparatus for texture level of detail dithering
US6304333B1 (en) * 1998-08-19 2001-10-16 Hewlett-Packard Company Apparatus and method of performing dithering in a simplex in color space
US6618500B1 (en) * 1999-12-07 2003-09-09 Sony Corporation Color conversion matrix based on minimal surface theory
US7054038B1 (en) 2000-01-04 2006-05-30 Ecole polytechnique fédérale de Lausanne (EPFL) Method and apparatus for generating digital halftone images by multi color dithering
KR100391986B1 (ko) * 2001-03-28 2003-07-22 삼성전자주식회사 개선된 디더링 및 프레임 레이트 제어를 갖는 엘시디제어기 및 그것의 개선 방법
EP1262942A1 (fr) * 2001-06-01 2002-12-04 Deutsche Thomson-Brandt Gmbh Procédé et dispositif de traitement de données vidéo à être visualisées sur un écran
US7283662B1 (en) * 2002-11-19 2007-10-16 Adobe System Incorporated Protecting colors from clipping
US20080180395A1 (en) * 2005-03-04 2008-07-31 Gray Robert H Computer pointing input device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326069A1 (de) * 1983-07-20 1985-02-07 Dornier System Gmbh, 7990 Friedrichshafen Einrichtung zur umsetzung von farbfernsehbildern in rastergrafiken mit begrenzter rasteraufloesung und mit begrenzter anzahl von gleichzeitig benutzbaren farbtoenen
US4837613A (en) * 1988-09-01 1989-06-06 Adobe Systems, Inc. Method of color selection for display and printing
US5121196A (en) * 1988-11-18 1992-06-09 Konica Corporation Color processing method and apparatus with a color patch
US5070413A (en) * 1989-10-10 1991-12-03 Eastman Kodak Company Color digital halftoning with vector error diffusion
US5031050A (en) * 1990-02-26 1991-07-09 Hewlett-Packard Company Method and system for reproducing monochromatic and color images using ordered dither and error diffusion
US5287195A (en) * 1990-09-17 1994-02-15 Phoenix Technologies Ltd. Image display apparatus and method using halftone super cells

Also Published As

Publication number Publication date
AU638848B2 (en) 1993-07-08
WO1991018382A1 (fr) 1991-11-28
EP0484509A1 (fr) 1992-05-13
US5485558A (en) 1996-01-16
CA2064074C (fr) 1996-04-23
AU8082191A (en) 1991-12-10

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