Tags: reliability

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  1. ECE 695A Lecture 24: Statistics of Oxide Breakdown - Cell percolation model

    21 Mar 2013 | | Contributor(s):: Muhammad Alam

    Outline:Observations: Failure times are statistically distributedModels of Failure Distribution: Extrinsic vs. percolationPercolation theory of multiple BreakdownTDDB lifetime projectionConclusions

  2. ECE 695A Lecture 24R: Review Questions

    21 Mar 2013 | | Contributor(s):: Muhammad Alam

  3. ECE 695A Lecture 25: Theory of Soft and Hard Breakdown

    21 Mar 2013 | | Contributor(s):: Muhammad Alam

    Outline:Oxide breakdowns need not be catastrophicObservations about soft vs. hard breakdownA simple model for soft/hard breakdownInterpretation of experimentsConclusions

  4. ECE 695A Lecture 25R: Review Questions

    27 Mar 2013 | | Contributor(s):: Muhammad Alam

    Review Questions:Explain why percolation resistance is area independent?Why is the physical origin of the distribution of percolation resistance?How would the ratio of hard and soft breakdown change with an auxiliary parallel capacitor in constant voltage stress? Explain. What is the evidence...

  5. ECE 695A Lecture 26-1: Statistics of Soft Breakdown via Methods of Markov Chains

    28 Mar 2013 | | Contributor(s):: Muhammad Alam

    Outline:Spatial vs. Temporal correlationTheory of correlated Dielectric BreakdownExcess leakage as a signature of correlated BDConclusions

  6. ECE 695A Lecture 26-2: Statistics of Soft Breakdown (Breakdown Position correlation)

    28 Mar 2013 | | Contributor(s):: Muhammad Alam

    Outline:Position and time correlation of BD spotHow to determine the position of the BD SpotPosition correlation in BD spotsWhy is localization so weak?Conclusions

  7. ECE 695A Lecture 26R: Review Questions

    28 Mar 2013 | | Contributor(s):: Muhammad Alam

  8. ECE 695A Lecture 27: Correlated TDDB in Off-State HCI

    29 Mar 2013 | | Contributor(s):: Muhammad Alam

  9. ECE 695A Lecture 27R: Review Questions

    29 Mar 2013 | | Contributor(s):: Muhammad Alam

  10. ECE 695A Lecture 28: Circuit Implications of Dielectric Breakdown

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:Part 1 - Understanding Post-BD FET behaviorBD position determinationHard and Soft BD in FETsDistinguishing leakage and intrinsic FET parameters shiftsPart 2 - Impact of breakdown on digital circuit operationBD in ring oscillatorBDinSR AMcellTiming, BD into soft node

  11. ECE 695A Lecture 29: Breakdown of Thick Dielectrics

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:IntroductionSpatial and temporal dynamics during breakdownBreakdown in bulk oxides: puzzleConclusions 

  12. ECE 695A Lecture 29A: Appendix - Dimension of a Surface

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

  13. ECE 695A Lecture 29R: Review Questions

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

    Review Questions:Mention a few differences between thick and thin oxide breakdown.Is breakdown in thick oxides contact dominated? Can I use AHI theory here?How does the Paschen’s cascade initiate?What does it mean to have a fractal dimension of 1.7 for 2D breakdown? Why does the number suggest...

  14. ECE 695A Lecture 2: A Brief History of Reliability and Types of Reliability Models

    16 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Reliability as a General PhenomenaA Brief History of ReliabilityApproaches to Reliability PhysicsConclusions

  15. ECE 695A Lecture 30: Breakdown in Dielectrics with Defects

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:IntroductionTheory of pre-existing defects: Thin oxidesTheory of pre-existing defects: thick oxidesConclusions

  16. ECE 695A Lecture 30R: Review Questions

    08 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:What is the difference between extrinsic vs. intrinsic breakdown?Does gas dielectric have extrinsic breakdown? Why or why not?What does ESD damage and the plasma damage to thin oxides?Can you explain the physical meaning of infant mortality ? How does it relate to yield of semiconductor...

  17. ECE 695A Lecture 31: Collecting and Plotting Data

    15 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:Origin of data, Field Acceleration vs. Statistical InferenceNonparametric informationPreparing data for projection: Hazen formula Preparing data for projection: Kaplan formulaConclusion

  18. ECE 695A Lecture 31A: Appendix - Bootstrap Method Introduction

    15 Apr 2013 | | Contributor(s):: Muhammad Alam

  19. ECE 695A Lecture 31R: Review Questions

    15 Apr 2013 | | Contributor(s):: Muhammad Alam

    Review Questions:What is the difference between parametric estimation vs. non-parametric estimation?What principle did Tacho Brahe’s approach assume?What is the difference between population and sample? When we collect data for TDDB or NBTI, what type of data are we collecting?What problem does...

  20. ECE 695A Lecture 32: Physical vs. Empirical Distribution

    17 Apr 2013 | | Contributor(s):: Muhammad Alam

    Outline:Physical Vs. empirical distributionProperties of classical distribution functionMoment-based fitting of dataConclusions