Graphical system for modelling a process and associated method

  • US 4,914,568 A
  • Filed: 10/24/1986
  • Issued: 04/03/1990
  • Est. Priority Date: 10/24/1986
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for programming a computer system including means for displaying images on a screen to control at least one of a virtual instrument and an instrument, the method comprising the steps of:

  • providing a class of respective function-icons that reference respective control means for controlling respective functions;

    selecting from the class of function-icons at least one first function-icon that references at least one first control means for controlling a first function;

    providing a class of respective variable-icons wherein each respective variable-icon references a respective variable, the class of variable-icons including a strip chart-icon that displays past and present values of a variable and that references strip chart control means for storing past and present values for a variable;

    selecting at least one first input variable-icon from the class of variable-icons;

    selecting the strip chart-icon from the class of variable-icons;

    assembling on the screen a first front panel including the at least one first input variable-icon and the strip-chart-icon; and

    assembling on the screen a first data flow diagram including the at least one first function-icon and the at least one first input variable-icon and the strip chart-icon, wherein the first diagram displays a first procedure for producing at least one value for the strip chart-icon from at least one value for the at least one first input variable-icon.

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