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Electronic data entry system employing an expert system to facilitate generation of electronic data forms with complex interrelationships between fields and subforms

  • US 5,367,619 A
  • Filed: 01/10/1994
  • Issued: 11/22/1994
  • Est. Priority Date: 04/27/1990
  • Status: Expired due to Fees
First Claim
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1. A data entry system for a digital computer having a display screen and a user input device, said system comprising:

  • means for generating on said display screen, forms having background text and a plurality of fields for the insertion of data, wherein each field has a data entry, said fields being successively selectable through said user input device; and

    menu generating means for generating on said display screen dynamically varying menus, each comprising a list of valid potential data entries for certain selected menu fields, with said list of valid potential data entries for a given selected menu field varying dynamically, in a manner wherein the potential data entries on said list are dependent upon combinations of data entries made for designated other fields, a valid potential data entry in each dynamically varying menu being selectable as the data entry in the given selected menu field through said user input device, said menu generating means incorporating an expert system having a rulebase which includes rules establishing said list of valid potential data entries for the dynamically varying menus for each of said certain selected menu fields for each combination of data entries of said designated other fields upon which each said certain selected menu field depends, and means for firing the rules to select said list of valid potential data entries in a manner wherein said list is dependent upon current combinations of data entries made for the designated other fields.

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