Patent · US Active

Failure diagnosis system, a failure diagnosis device, an information update device, and a computer-readable medium

US8290893B2 · kind B2 · utility

0Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 2009
Grant dateOct 16, 2012
Priority date
Expiry dateFeb 12, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F11/008
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

According to an aspect of the present invention, there is provided a failure diagnosis system including: a causal relationship information storage unit configured to store causal relationship information representing a causal relationship between events regarding a diagnosis-target apparatus, the causal relationship information including: common causal relationship information that is commonly used in a plurality of types of failure diagnosis regarding the diagnosis-target apparatus; and specific causal relationship information that is used in each specific type of failure diagnosis among the plurality of types of failure diagnosis; and a diagnosis execution unit configured to selectively execute the plural types of failure diagnosis by using a combined causal relationship information that is a combination of the common causal relationship information and a piece of the specific causal relationship information corresponding to a diagnosis-target type of failure diagnosis.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.