ELEC2302
Signals and Systems
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Lecturers and Tutors
Unit coordinator: A/Prof. QEII Fellow Xiaoke Yi
Lecturer: Dr. Tuan N
ELEC2302 Signals and Systems
Tutorial 3
Question 1
Question 2
For the systems determined by the following equations, with the input x(t) and output
y(t), determine which systems are linear and which are nonlinear. Justify your answer
Question 3
For the sy
ELEC2302 Signals and Systems
Tutorial 1
(Reading chapters: B Background B.1, B.2
Focus: Algebra and Eulers Formula)
Question 1
Express the following numbers in polar form
(1)
(2)
(3)
(4)
(5)
2+j4
-2-j5
(1-j3)(1+2j)
e j +1
(1+j)/(-4+3j)
Question 2
Express
ELEC2302 Signals and Systems
Tutorial 2
Part 1: Inline function
Many simple functions are mostly conveniently represented by using MATLAB inline
objects. An inline object provides a symbolic representation of a function defined in
terms of MATLAB operator
ELEC2302 Signals and Systems
Tutorial 8
Question 1
Question 2
Question 3
Consider a periodic signal x(t) shown in the following figure. Use Matlab to plot signal x(t).
Question 4 (review question)
Determine the inverse unilateral Laplace transform of
Ques
ELEC2302 Signals and Systems
Tutorial 11
Question 1
Question 2
The input to this filter is the periodic square wave shown below
Find the output of the filter y(t)
Question 3
Question 4
What is a modulation index of an amplitude modulation scheme? What is
et
0 t 1
2 t
x(t ) e
1 t 2, h(t) et (u(t ) u(t 4)
0
all other t
5.1) Use Matlab to plot h(t) and x(t). Sketch the result.
5.2) Use Matlab to plot h(t 0 ) and calculate the convolution y (t 0 )
x( )h(t
0
)d at
0
)d at
different t 0 . Sketch the resul
ELEC2302
Signals and Systems
Week 12
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Second assignment due today!
Need to collect your feedback about the
ELEC2302
Signals and Systems
Week 3
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcements
Start taking roles this week.
Matlab tutorial this week.
First assi
ELEC2302
Signals and Systems
Week 4
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Review of Week 3
Signals
- Some useful signal models
Rate of
increase or
decrease o
ELEC2302
Signals and Systems
Week 2
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Review of Week 1
Signals:
- A set of data or information as a function of independe
ELEC2302
Signals and Systems
Week 5
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Review of Week 4
Signals
Time-domain Analysis
- System model Input output descript
ELEC2302
Signals and Systems
Week 6
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Assignment 1 due next week!
Quizzes solutions will not be uploaded on
ELEC2302
Signals and Systems
Week 9
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Midterm exam today!
1 hour duration
Laplace transform table and prop
ELEC2302
Signals and Systems
Week 7
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Mid-term the week after next week!
- 1-hour duration
- 2 big questions
ELEC2302
Signals and Systems
Week 8
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Mid-term exam next week!
1-hour duration
2 big questions
6 small qu
ELEC2302
Signals and Systems
Week 10
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Feedback from the first assignment and the mid sem:
- Score > 70%: we
ELEC2302
Signals and Systems
Week 11
Tuan Nguyen
School of Electrical and Information Engineering
The University of Sydney, NSW, Australia 2006
tuan.nguyen@sydney.edu.au
1
Announcement
Lab 2 this week. Make sure you finish the prelab work before attendin
B Eng (Hons) Electronic Engineering
Cohort: BEE/11/FT & BEE/09/FT
Examinations for 2012 2013 / Semester 2
MODULE: Signals and Systems Analysis
MODULE CODE: ELEC 2104
Duration: 3 Hours
Instructions to Candidates:
1. Answer any four questions.
2. Questions