Electronic device and manufacturing method thereof
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United States of America Patent
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Feb 2, 2010
Grant Date -
Jan 8, 2009
app pub date -
Aug 29, 2008
filing date -
Dec 17, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic device includes an element group which generates a specific identification number and is composed of a plurality of elements. The specific identification number is set based on irregular deviation in electric characteristic of the elements which is caused due to a random failure in a manufacturing process.
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