EP0269174A3 - Circuit logique permettant l'extension couleur des écrans monochromes et contrôleur vidéo comportant un tel circuit logique - Google Patents

Circuit logique permettant l'extension couleur des écrans monochromes et contrôleur vidéo comportant un tel circuit logique Download PDF

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Publication number
EP0269174A3
EP0269174A3 EP87202226A EP87202226A EP0269174A3 EP 0269174 A3 EP0269174 A3 EP 0269174A3 EP 87202226 A EP87202226 A EP 87202226A EP 87202226 A EP87202226 A EP 87202226A EP 0269174 A3 EP0269174 A3 EP 0269174A3
Authority
EP
European Patent Office
Prior art keywords
logic circuit
expansion
color form
expanded
patterns
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.)
Withdrawn
Application number
EP87202226A
Other languages
German (de)
English (en)
Other versions
EP0269174A2 (fr
Inventor
Craig Alden Mac Kenna
Jan-Kwei Jack Li
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Koninklijke Philips Electronics NV
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 Philips Gloeilampenfabrieken NV, Koninklijke Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of EP0269174A2 publication Critical patent/EP0269174A2/fr
Publication of EP0269174A3 publication Critical patent/EP0269174A3/fr
Withdrawn legal-status Critical Current

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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
    • G09G5/02—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
    • G09G5/024—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 using colour registers, e.g. to control background, foreground, surface filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Controls And Circuits For Display Device (AREA)
EP87202226A 1986-11-17 1987-11-16 Circuit logique permettant l'extension couleur des écrans monochromes et contrôleur vidéo comportant un tel circuit logique Withdrawn EP0269174A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93176086A 1986-11-17 1986-11-17
US931760 1986-11-17

Publications (2)

Publication Number Publication Date
EP0269174A2 EP0269174A2 (fr) 1988-06-01
EP0269174A3 true EP0269174A3 (fr) 1989-10-18

Family

ID=25461308

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87202226A Withdrawn EP0269174A3 (fr) 1986-11-17 1987-11-16 Circuit logique permettant l'extension couleur des écrans monochromes et contrôleur vidéo comportant un tel circuit logique

Country Status (2)

Country Link
EP (1) EP0269174A3 (fr)
JP (1) JPS63197289A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0422294A1 (fr) * 1989-10-12 1991-04-17 International Business Machines Corporation Système d'affichage

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784736A (en) * 1971-09-17 1974-01-08 J Novak Method and apparatus for converting monochrome pictures to multi-color pictures electronically
EP0084122A2 (fr) * 1982-01-11 1983-07-27 International Business Machines Corporation Commande des attributs d'affichage pour un système d'affichage en couleurs
EP0167802A2 (fr) * 1984-06-06 1986-01-15 Hitachi, Ltd. Dispositif d'affichage de caractères et de données graphiques

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784736A (en) * 1971-09-17 1974-01-08 J Novak Method and apparatus for converting monochrome pictures to multi-color pictures electronically
EP0084122A2 (fr) * 1982-01-11 1983-07-27 International Business Machines Corporation Commande des attributs d'affichage pour un système d'affichage en couleurs
EP0167802A2 (fr) * 1984-06-06 1986-01-15 Hitachi, Ltd. Dispositif d'affichage de caractères et de données graphiques

Also Published As

Publication number Publication date
EP0269174A2 (fr) 1988-06-01
JPS63197289A (ja) 1988-08-16

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Inventor name: MAC KENNA,CRAIG ALDEN

Inventor name: LI, JAN-KWEI JACK