Protecting hidden content in integrated circuits
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United States of America Patent
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Nov 14, 2017
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N/A
app pub date -
Mar 23, 2015
filing date -
Mar 23, 2014
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Abstract
An integrated circuit has a first scan cell segment, a second scan cell segment connected to one or more hidden content, and a scan cell circuit connected to the first scan cell segment and the second scan cell segment. The scan cell circuit alternatively provides access to the first scan cell segment and the second scan cell segment based on a state of the scan cell circuit.
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