ECE 695A Lecture 20: Reliability Measurements

07 May 2013 | Online Presentations | Contributor(s): Muhammad Alam

To be recorded at a later date.

ECE 695A Lecture 40: Failure Analysis and Epilogue

07 May 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Plan experiments, test carefully, and then post-mortem Summary: NBTI, HCI, TDDB, Radiation Summary: Measurement and Data Analysis Summary: Why I work on this field Conclusion

ECE 695A Lecture 39-1: Radiation and Devices I

01 May 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Introduction to ZRAM Soft Errors in Zero-capacitor RAM Soft Errors in in Flash memories Hard Errors and Anomalous leakage in Flash memory Conclusions

ECE 695A Lecture 39-1R: Review Questions

01 May 2013 | Online Presentations | Contributor(s): Muhammad Alam

Review Questions: What is the difference between hard and soft error? What is typical charge loss mechanism for ZRAM ? The soft error in Flash memory is different from that of ZRAM. Explain. How do people accelerate radiation induced damage? If carrier relaxation was faster than thermionic …

ECE 695A Lecture 36: Radiation Induced Damage – an overview

29 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

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ECE 695A Lecture 36R: Review Questions

29 Apr 2013 | Online Presentations | Contributor(s): R. Edwin Garci­a, Muhammad Alam

Review Questions: Why is SOI more radiation hard compared to bulk devices? What do you feel about radiation hardness of FINFET? What type of radiation issues could arise for thin-body devices like FINFET? What is error correction code? Why does it correct for MBU? What is the difference …

ECE 695A Lecture 37: Effect of Radiation Induced Charge - Soft Errors

29 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Sources of radiation Basics of charge generation and perturbation of potential Charges and junctions Conclusions

ECE 695A Lecture 37R: Review Questions

29 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

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ECE 695A Lecture 38: Charge Generation by Particles

29 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

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ECE 695A Lecture 38R: Review Questions

29 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

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ECE 695A Lecture 35R: Review Questions

24 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Review Questions: What role did Fisher play in developing the design of experiment? If you have 3 variables at two levels, what Taguchi array would you choose? How does one find correlation among variables in Full factorial method? What is the role of linear graphs in Taguchi method? In what …

ECE 695A Lecture 35: Design of Experiments

24 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Context and background Single factor and full factorial method Orthogonal vector analysis: Taguchi/Fisher model Correlation in dependent parameters Conclusions

ECE 695A Lecture 37: Radiation Induced Damage – An overview

20 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Introduction and short history of radiation damage Radiation damage in various types of components Sources of radiation A basic calculation and simulation approaches Conclusions

ECE 695A Lecture 37R: Review Questions

20 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Review Questions: Why is SOI more radiation hard compared to bulk devices? What do you feel about radiation hardness of FINFET? What type of radiation issues could arise for thin-body devices like FINFET? What is error correction code? Why does it correct for MBU? What is the difference …

ECE 695A Lecture 34: Scaling Theory of Design of Experiments

18 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: Introduction Buckingham PI Theorem An Illustrative Example Recall the scaling theory of HCI, NBTI, and TDDB Conclusions

ECE 695A Lecture 34A: Appendix - Variability by Bootstrap Method

18 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

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ECE 695A Lecture 33: Model Selection/Goodness of Fit

18 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Outline: The problem of matching data with theoretical distribution Parameter extractions: Moments, linear regression, maximum likelihood Goodness of fit: Residual, Pearson, Cox, Akika Conclusion

ECE 695A Lecture 33R: Review Questions

18 Apr 2013 | Online Presentations | Contributor(s): Muhammad Alam

Review Questions: With higher number of model parameters, you can always get a good fit – why should you minimize the number of parameters Least square method is a subset of maximum likelihood approach to data fitting. Is this statement correct? What aspect of the distribution function does …

ECE 695A Lecture 32R: Review Questions

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

Review Questions: Why do people use Normal, log-normal, Weibull distributions when they do not know the exact physical distribution? What is the problem of using empirical distributions? What are the advantages? If you must choose an empirical distribution, what should be your criteria? …

ECE 695A Lecture 32: Physical vs. Empirical Distribution

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

Outline: Physical Vs. empirical distribution Properties of classical distribution function Moment-based fitting of data Conclusions

ECE 695A Lecture 31R: Review Questions

15 Apr 2013 | Online Presentations | 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 …

ECE 695A Lecture 31: Collecting and Plotting Data

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

Outline: Origin of data, Field Acceleration vs. Statistical Inference Nonparametric information Preparing data for projection: Hazen formula Preparing data for projection: Kaplan formula Conclusion

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

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

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ECE 695A Lecture 30R: Review Questions

08 Apr 2013 | Online Presentations | 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 …

ECE 695A Lecture 30: Breakdown in Dielectrics with Defects

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

Outline: Introduction Theory of pre-existing defects: Thin oxides Theory of pre-existing defects: thick oxides Conclusions