Fault detection apparatus, fault detection method, and fault detection program

A comparison unit compares polarities of a plurality of redundant input signals. A comparison-result storing unit stores a comparison result of the comparison unit for each predetermined sampling cycle. A judgment unit judges whether the redundant input signals are normal using a plurality of compar...

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Bibliographic Details
Main Authors KURACHI HARUYUKI, ONISHI ATSUKO, TAGAWA TAKASHI
Format Patent
LanguageEnglish
Published 29.10.2013
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A comparison unit compares polarities of a plurality of redundant input signals. A comparison-result storing unit stores a comparison result of the comparison unit for each predetermined sampling cycle. A judgment unit judges whether the redundant input signals are normal using a plurality of comparison results for a predetermined number of samplings in a time-series order from a latest comparison result among a plurality of comparison results stored in the comparison-result storing unit.
Bibliography:Application Number: US20070443627