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System for dynamic diagnosis of apparatus operating conditions

  • US 20030195681A1
  • Filed: 05/20/2003
  • Published: 10/16/2003
  • Est. Priority Date: 10/28/1997
  • Status: Active Grant
First Claim
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1. A diagnostic system comprising:

  • a processor operating under stored program control, a storage mechanism coupled to the processor and storing a knowledge database including a library of information items relating to faults which can be experienced by an apparatus under diagnosis and a library of tests which can be performed on the apparatus for the purpose of diagnosing the causes of the faults, a user interface including a display screen and a data input device both coupled to the processor for interactive control thereby, and a computer routine executed by the processor for controlling the operation of the display device, said computer routine including;

    (a) a first portion operative to display a collection of information items, and (b) a second portion responsive to user selection of one or more displayed information items by use of said data input device for selecting from the library of tests those tests applicable to diagnosing of the cause of the fault related to the selected information item or items, hierarchically arranging the selected tests in a list in the order of their likelihood of successfully diagnosing of the cause of the fault, and displaying the hierarchically arranged list of tests.

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