Estimating delay deterioration due to device degradation in integrated circuits

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United States of America Patent

PATENT NO 8966420
APP PUB NO 20130254731A1
SERIAL NO

13611261

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Abstract

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A method for estimating delay deterioration in an integrated circuit comprising estimating degradation in at least one characteristic of each device defined within the integrated circuit using voltages and logic values monitored during a simulation of the digital circuit. Generating an end-of-life netlist in which the at least one device characteristic of each device has been modified to reflect the estimated degradation or estimating a change in timing delay of each device directly from the estimated degradation of the at least one characteristic of each device. A timing analysis is performed using the estimated change in timing delay of each device to determine circuit path delays. The timing analysis is static or statistical.

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Patent Owner(s)

  • GLOBALFOUNDRIES INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bansal, Aditya White Plains, US 31 182
Kim, Jae-Joon Yorktown Heights, US 75 573
Rao, Rahul M Austin, US 47 261

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