Automatic test pattern generation: Difference between revisions

Revision as of 08:04, 1 September 2014

Revision as of 14:35, 8 October 2014

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=== Fault collapsing ===

It is possible that Two or more faults, produce same faulty behavior for all input patterns. these faults are called equivalent faults. Any single fault from the set of equivalent faults can represent the whole set. In this case, much less than ''k×n'' fault tests are required for a circuit with ''n'' signal line. removingRemoving equivalent faults from entire set of faults is called fault collapsing.

==== The Stuck-at fault model ====