(19)
(11) EP 0 084 122 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.08.1983 Bulletin 1983/31

(43) Date of publication A2:
27.07.1983 Bulletin 1983/30

(21) Application number: 82111571

(22) Date of filing: 14.12.1982
(84) Designated Contracting States:
DE FR GB

(30) Priority: 11.01.1982 US 338825

(71) Applicant: International Business Machines Corporation
 ()

(72) Inventors:
  • Millar, Paul Leroy
     ()
  • Nowicki, Robert Bruce
     ()
  • Reese, Dennis Lee
     ()
  • Regehr, John Leon
     ()

   


(54) Display-attribute control for an alphanumeric color display


(57) An alphanumeric color display terminal translates an input set of monochrome display attributes into both a set of color display attributes and an overlapping output set of monochrome display attributes, and controls the color display in accordance with the color and the output monochrome attributes. Translation and control are performed with a ROM and control logic (60, 70) acting upon video signals.






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