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Failed component search technique

  • US 6,993,457 B2
  • Filed: 12/17/2003
  • Issued: 01/31/2006
  • Est. Priority Date: 09/22/2003
  • Status: Expired due to Term
First Claim
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1. A method for determining which of a plurality N of components in a product are responsible for an observed problem of the product, the method comprising:

  • identifying a first sample of the product not exhibiting the observed problem;

    identifying a second sample of the product exhibiting the observed problem;

    dismantling the first sample to obtain N separate first sample components;

    dismantling the second sample to obtain N separate second sample components;

    producing N new versions of the product, each containing a different one of the N first sample components;

    producing N new versions of the product, each containing a different one of the N second sample components; and

    determining which of the N second sample components is a source of the observed problem by comparative testing of the N new versions containing a different one of the N second sample components and the N new versions containing a different one of the N first sample components.

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