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Title:
【発明の名称】制約条件緩和方式及びこれを有する設計支援装置
Document Type and Number:
Japanese Patent JP3014840
Kind Code:
B2
Abstract:
PURPOSE:To quickly and accurately provide an attribute value or a design solution of a product satisfying the requests of customers for the product having diversified attribute items and the variation of the attribute value. CONSTITUTION:When the attribute value every name of each attribute of a product is inputted by a request attribute value input means 101, these values are stored in an attribute definition knowledge base 103. An active constraint knowledge storage means 106 reads a standard constraint from a constraint knowledge base 105 at first. Based on this and the attribute value of the attribute definition knowledge base 103, an interference/operation means 104 performs an interference/operation. If a discrepancy does not exist between attribute values, these are outputted as design solutions from a design solution output means 102. If the discrepancy exists, a constraint relaxation means 108 is operated by an inter-attribute discrepancy detection means 107, non-standard constraint is selected from the constraint knowledge base 105, and the interference/ operation means 104 performs the interference/operation again based on this non-constraint and the attribute value of the attribute definition knowledge base 103 and determines a design solution having no discrepancy.

Inventors:
Atsuhiro Ishida
Yoshihisa Arai
Shingo Akasaka
Katsuyoshi Katsuta
Masaharu Arino
Application Number:
JP35042591A
Publication Date:
February 28, 2000
Filing Date:
December 11, 1991
Export Citation:
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Assignee:
株式会社日立製作所
International Classes:
G06F9/44; G06F17/50; G06N5/04; (IPC1-7): G06F17/50; G06F9/44
Domestic Patent References:
JP3147070A
Attorney, Agent or Firm:
Kenjiro Take



 
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