Generating a unique die identifier for an electronic chip
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United States of America Patent
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Jan 9, 2018
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app pub date -
Nov 30, 2016
filing date -
Nov 30, 2016
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Abstract
Generating a unique die identifier for an electronic chip including placing the electronic chip in an identifier generation state, wherein the electronic chip comprises a set of test circuits, wherein each of the set of test circuits is attached to a corresponding component on the electronic chip; obtaining an ordered list of race pairs of the set of test circuits; for each race pair in the ordered list of race pairs of the set of test circuits: selecting the race pair of test circuits; executing a race between the selected race pair; and adding an element to the unique die identifier based on an outcome of the executed race; and returning the electronic chip to an operational state.
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