Chapter 1: Error Detection and Correction
orrection
Single bit error and Burst error
Single bit error:
Burst Error:
1. Parity Check:
Example:
Example
Two Dimensional Parity
arity C
Check:
2. CRC Generator and Checker:
A Polynomial: A better way to underst

ECE 301
Fall 2015
Final Exam
12/18/2015
Professor: Aly El Gamal
Name:
PUID:
TA: Xianglun Mao
This exam contains 13 pages (including this cover page) and 6 questions.
Total of points is 110, (100 basic points + 10 nonspecific bonus points).
Coverage: Chapt

ECE 301
Fall 2015
Midterm I
10/5/2015
Professor: Aly El Gamal
Name:
PUID:
TA: Xianglun Mao
This exam contains 13 pages (including this cover page) and 6 questions.
Total of points is 110, (100 basic points + 10 bonus points).
Coverage: Chapters 1-3 in the

ECE 301
Fall 2015
Midterm II
11/16/2015
Professor: Aly El Gamal
Name:
PUID:
TA: Xianglun Mao
This exam contains 13 pages (including this cover page) and 6 questions.
Total of points is 110, (100 basic points + 10 nonspecific bonus points).
Coverage: Chapt

ECE 301: Signals and Systems
Homework Assignment #5
Due on November 11, 2015
Professor: Aly El Gamal
TA: Xianglun Mao
1
Aly El Gamal
ECE 301: Signals and Systems Homework Assignment #5
Problem 1
Compute the Fourier transform of each of the following signa

ECE 301: Signals and Systems
Homework Assignment #3
Due on October 14, 2015
Professor: Aly El Gamal
TA: Xianglun Mao
1
Aly El Gamal
ECE 301: Signals and Systems Homework Assignment #3
Problem 1
Problem 1
Consider a causal LTI system S whose input x[n] and

ECE 301: Signals and Systems
Homework Assignment #6
Due on November 30, 2015
Professor: Aly El Gamal
TA: Xianglun Mao
1
Aly El Gamal
ECE 301: Signals and Systems Homework Assignment #6
Problem 1
Note: Homework 6 will have only 4 problems since there will

ECE 301: Signals and Systems
Homework Assignment #7
Due on December 11, 2015
Professor: Aly El Gamal
TA: Xianglun Mao
1
Aly El Gamal
ECE 301: Signals and Systems Homework Assignment #7
Problem 1
Note: Homework 7 will have only 4 problems since this is the

ECE 301: Signals and Systems
Homework Solution #1
Professor: Aly El Gamal
TA: Xianglun Mao
1
Aly El Gamal
ECE 301: Signals and Systems Homework Solution #1
Problem 1
Problem 1
Determine the values of P and E for each of the following signals:
(a) x1 (t) =

Problem1. The input x[n] and the output y[n] of a system are related by the equation
y[n]=x[n-1]+x[1-n].
Is the system time invariant (yes/no)? Justify your answer.
Solution. No:
x[n] [time delay n0] y[n]=x[n-n0] [system] z[n]=y[n-1]+y[1-n] =x[n-n0-1]+x[1