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System design/evaluation CAD system and program storage medium

  • US 6,304,790 B1
  • Filed: 10/22/1998
  • Issued: 10/16/2001
  • Est. Priority Date: 10/23/1997
  • Status: Expired due to Fees
First Claim
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1. A system designing/evaluating CAD system for aiding a system design by way of a computer, comprising:

  • means for editing a block diagram containing symbols representative of an independent function, and lines for connecting these symbols with each other;

    means for setting design information to said symbols and said lines in the same formats, respectively;

    means for storing thereinto design information in such a data structure that each of said setting design information holds a plurality of detailed level information for each level layer;

    means for holding a template used to input estimation parameter information which is applied to one of said symbols and said lines entered by said block editing means; and

    means for entering the estimation parameter information applied to one of said symbols and said lines from a user while prompting said user to input said estimation parameter information in accordance with said template.

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