Bayesian approach to reliability projection for high k dielectric thin films
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A Bayesian statistical approach, which is suitable for reliability estimation and projection of high k dielectric thin films and nano devices, was developed. The essential characteristics of a Bayesian approach is the explicit use of probability for quantifying uncertainty in statistical inference. The model proposed for the reliability projection of high k thin films integrates a lifetime distribution and an empirical acceleration function into a Bayesian hierarchical framework. The advantages of applying the Bayesian approach are two-fold. It can properly combine the prior knowledge of SiO2with the new data collected on high k and it uses probability density to model the uncertainty associated with the practical application.
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IEEE International Integrated Reliability Workshop Final Report, 2004