Lecture Notes          


Topic Date Notes Reading
Course Syllabus & Operational Details

Overview of fault-tolerant and dependable systems

Background Survey

9/2 (W)
Lecture #1 Johnson (PDF):   Ch 1.1 (required)
Reliability Engineering (Link; required)
Shooman'02:   Ch 1
Please download a copy of the background survey, and submit the completed survey to me via email to lxing@umassd.edu
L#1 Review Questions
Faults, Errors, and Failures 9/2 (W) Lecture #2 Johnson (PDF):   Ch 1.1 (required)
Johnson'89:   Ch 2
Hardware Redundancy Techniques (I): Passive 9/9 (W)
Lecture #3 Johnson (PDF):   Ch 1.2.1
Johnson'89:   Ch 3.4
Shooman'02:   Ch 4
HW#1 assigned today (link)!
Hands-on problems on Slides 9, 13, 14
Review question & solution (PDF)
Hardware Redundancy Techniques (II): Active, Hybrid 9/9 (W)
Lecture #4 Johnson (PDF):   Ch 1.2.1
Johnson'89:   Ch 3.4
Shooman'02:   Ch 4
Fault detection methods
Information Redundancy Techniques (I)
Basic definitions & concepts
Parity (Hamming SEC)
9/16 (W) Lecture #5 Johnson (PDF):   Ch 1.2.2
Johnson'89:   Ch 3.5
Shooman'02:   Ch 2
Solution to hands-on problem on Slide 28, Slide 32
Review question and solution
HW#1 due!; HW#2 assigned on 9/16 (link).
Information Redundancy Techniques (II)
m-of-n, Berger, Checksum, Cyclic, Arithmetic, Code selection issue
9/16 (W)
9/23 (W)
Lecture #6 Johnson (PDF):   Ch 1.2.2
Johnson'89:   Ch 3.5
Shooman'02:   Ch 2
Examples on Checksum (Slides 23-26)
Tables 3.11-3.13 in L#6
Solution to hands-on problems (Slides 36, 39)
Solution to exercise (Slide 37)
Solution to review questions Part 1 ; Part 2
HW#2 due!; HW#3 assigned on 9/23 (link).
Time & Software Redundancy Techniques 9/23 (W)
9/30 (W)
Lecture #7 Johnson (PDF):   Ch 1.2.3
Johnson'89:   Ch 3.6
An Example of Software Redundancy (PDF)
Probability & Random Variables (Review) 9/30 (W) Lecture #8 HW#3 due! HW#4 assigned on 9/30 (link)
Solution to Problems on
Slide 9, 23; Slide 14; Slide 17;Slide 21
Hoyland'04:   Ch 2
Johnson (PDF):   Ch 1.3.1
Johnson'89:   Ch 4.1~4.2
Shooman'02:   Appendix B3
Reliability Modeling & Analysis --
Time-to-failure models and distributions
9/30 (W) Lecture #9 Solution to Problems on
Slides 23&24; Slides 25
Solution to Review Question.
Hoyland'04:   Ch 2
Johnson (PDF):   Ch 1.3.1
Johnson'89:   Ch 4.1~4.2
Shooman'02:   Appendix B3
Fault Tree Analysis
10/7 (W)
Lecture #10 ECE544 Project proposal due 10/7!
HW#4 due! HW#5 assigned on 10/7 (link)
Hoyland'04:   Ch 3.6
Shooman'02:   Appendix B2.5, B2.7
Research Papers PDF
Fault Tree Handbook (NUREG-0492) PDF or Link.
Solution to Hands-on Problem on
Slides 11, 17, 26; Slides 22, 25; Slide 27
Reference: Fault Tree and Solution
Reliability Block Diagrams (RBD) 10/14 (W) Lecture #11 Hoyland'04:   Ch 3.10&3.11
Johnson'89:   Ch 4.3.1
Midterm Exam Review 10/14 (W) Lecture #12 Lecture#1-11, HW#1-5
Sample Questions and Solution
Zoom In-Class Midterm Exam 10/21 (W) Exam Good Luck!
Midterm Exam Solution Discussions
Binary Decision Diagrams (BDD)
10/28 (W)

11/4 (W)
Lecture #13 Research Papers PDF (Section 2)
An Example of Shannon Decomposition
BDD Generation, BDD Ordering, BDD Recursive Evaluation
BDD Example 1, BDD Example 2, Extra Question and Solution
Sensitivity Analysis 11/4 (W) Lecture #14 HW#6 due!; HW#7 assigned!
Research Papers: PDF
Solution to hands-on problems
Slides #9; Slides #14 & 16; Slides #19
Solution to extra-credit question
No Classes; Veterans Day 11/11 (W) No Class HW#7 due 11/12 (Thursday)!
Dynamic Fault Trees 11/18 (W) Lecture #15 HW#8 assigned (Last HW)!
Hoyland'04:   Ch 3.6
Shooman'02:   Appendix B2.5, B2.7
Research Papers Tutorial and Dynamic Fault Trees
Solution to review questions on
Slide 4; Slide 12
Reliability analysis using Markov Models 11/18 (W)
11/25 (W)
Lecture #16 Derivation of Markov state equations
Definition & Properties of Laplace Transform
Shooman'02:   Appendix B6
RAUS'03:   Ch 8
Johnson'89:   Ch 4.3.4
Solution to Problems on Slides 18, 19; Slides 20, 24; and Extra Problem
Solution to Problems on Slide 31; Slide 40
Markov Analysis Problems/Solutions 11/25 (W) Lecture #17 The last HW#8 due!
Markov Research Paper: [GULA97]
Bounding method example
Happy Thanksgiving!
Final Review 11/25 (W) Lecture #18 Lecture Notes #9-11, 13-17 & Hands-on Problems & Homework #4-8
Sample Questions and Solution
ECE544 Project Presentation
12/2 (W)
Student Presentation
Enjoy !!
Final Exam 12/16 (W)
3~6pm
Good Luck! A Glorious Day!!
Have A Great and Safe Winter Holiday!