Eliminating false positives in crosstalk noise analysis | IEEE Conference Publication | IEEE Xplore

Eliminating false positives in crosstalk noise analysis


Abstract:

Noise affects circuit operation by increasing gate delays and causing latches to capture incorrect values. Noise analysis techniques can detect some of such noise faults,...Show More

Abstract:

Noise affects circuit operation by increasing gate delays and causing latches to capture incorrect values. Noise analysis techniques can detect some of such noise faults, but accurate analysis requires a careful examination of timing and functional properties of the circuit. This paper proposes a method to check the "true" noise impact on path delay. It uses four-variable Boolean logic to characterize signal transitions in a time interval, and formulates Boolean satisfiability between aggressors and a victim under the min-max delay model for gates. The proposed technique is scalable as it keeps the size of Boolean formulation linear to the size of the modeled circuit. By applying it to a set of large circuits, it has eliminated up to 50% of noise delay faults reported by conventional noise analysis method.
Date of Conference: 16-20 February 2004
Date Added to IEEE Xplore: 08 March 2004
Print ISBN:0-7695-2085-5
Print ISSN: 1530-1591
Conference Location: Paris, France

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