Datum reading error detection method
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United States of America Patent
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Aug 15, 2017
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N/A
app pub date -
Nov 29, 2012
filing date -
Dec 1, 2011
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Abstract
A method for detecting an error in reading a data, includes in a step a) storing a first copy of the data item in a first area of an electronic memory and storing of a second copy of the data item in a second area. Step b) includes reading values of the first and second copies of the data item and in step c) there is a comparison of the read values of the first and second copies of the data item. In step d) if the read values of the first and second copies are identical, then no error is detected. In step e) if the read values of the first and second copies are different, then the method includes repeating steps b) and c). In step f), if the values read in step e) are identical, then an error in the reading of the data item is detected and, otherwise, no error is detected.
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