Apparatus and method for fault detection on redundant signal lines via encryption
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United States of America Patent
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Apr 26, 1994
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N/A
app pub date -
Dec 22, 1992
filing date -
Dec 22, 1992
priority date (Note) -
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Abstract
A fault detection apparatus and method combines each of a plurality of redundant digital data signals with a unique key signal for transmission over one of a plurality of signal lines and recombines each with its unique key signal at a receiving end. The recombined signals are then compared at the receiving end to detect certain faults between or among the plurality of what should be identical received signals.
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