(NAME: Sol/MT ( 0N3 ECE 301 Quile (100 points IUjI
Problem 1: (25 points) :
Consider the following continuoustime signal: x(t) = (3 eht) [u(t) u(t 1)]
Hint: e = 2.718 31(4)
(a) (5 pts) Sketch this signal ' 5 /l
- a l
MM we: mmmmmmmmmm 27 E
l
(b) (5 pts) i
[Name:_SOLUTIONS_]
ECE301, HW2;
Peer Reviewed by:
_
PROBLEM 1: Roberts 2.31, a, c, e, g, m) Sketch these singularity and related functions
a) g(t)=2u (4t)
c)
g(t)=5 sgn(t4)
e)
g(t)=5 ramp(t+1)
g)
g(t)=2 (t +3)
m)
g(t)=2rect (t /3)
Page 1
[Name:_SOLUTIONS_
[Name:_SOLUTIONS_]
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ECE301, HW4;
_
PROBLEM 1: Roberts 2.50ab Sketch the time derivatives of these functions
(1< t<1) , and
then use the symbolic toolbox of MATLAB and the MATLAB function diff to find the
differentiated function:
(a)
g ( t
ECE301, HW1;
[Name:_SOLUTIONS_]
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_
PROBLEM 1:
(a) Read the MATLAB Web Appendix A (available on CANVAS>WebAppendix). Open MATLAB on
campus (or use CNC24 remote access) and type: ver . Cut-paste (or screenshot) the list of
toolboxes below:
[Name:_SOLUTIONS_]
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_
ECE301, HW3;
PROBLEM 1: Roberts 2.34 A function
g(t)
has the following descripton. It is zero for
t<5 . It has a slope of 2 in the range 5< t<2 . It has the shape of a sine wave of
unit amplitude and with a frequency
ECE301, HW8;
[Name:_SOLUTIONS_]
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_
PROBLEM 1: Roberts 4.23. At the beginning of the year 2000, the country Freedonia had a
population p of 100 million people. The birth rate is 4% per annum and the death rate is 2%
per annum, compounded d
[Name:_SOLUTIONS_]
ECE301, HW6;
_
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PROBLEM 1: Find an example of aliasing online, include the url here. Write
explaining why this is aliasing.
Student to provide.
Page 1
2 sentences
[Name:_SOLUTIONS_]
ECE301, HW6;
_
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PRO
[Name:_
SOLUTIONS_]
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ECE301, HW7;
_
PROBLEM 1: Find the characteristic equation, characteristic roots, and y0(t)
(=zero input component) of the following LTIC Differential System:.
( D 2 +16 ) y ( t )=(3 D+1)Dx ( t )
With
0
0
y
a) Charact
[Name:_SOLUTIONS_]
ECE301, HW5;
Peer Reviewed by:
_
PROBLEM 1: Roberts 3.21acdf Use MATLAB stem to plot each of these discrete functions.
Set the n -axis of the plot from -5 to +20 (of
course, integer steps!). Provide MATLAB code
and plot result.
(a)
g [
e
[3? SE]
[HHMNA cfw_ESLWEIREiTY '
FEEDER [EPg'HSlT'f ,
cfw_NH Agilil; cfw_g
ECE301 Fall 2016 Examl
Monday 11/07/2016
Name: E/am g 30 (11%
Student ID: I;
Test Duration: 75 minutes.
Coverage: Chaps. 5,6, and 7
Closed Book and Notes.
This test contains
ECE301, Homework 8;
DUE: October 29, 2014
[Name:_]
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PROBLEM 1:
If two halves of one period of a periodic signal are identical in shape except that one is the
negative of the other, the periodic signal is said to have half-wave symmetry.
. .3 j:
o ework -8;' -
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PROBLEM 1:
If two halves of one period of a periodic signal are identical in shape except that one is the
negative of the other, the periodic signal is said to have half-wove symmetry. If a periodic
signal
ECE 301 Signals and Systems
Homework # 13
Due Date: Dec 03, 2014
Name: _
Questions:
Q1. Define: periodicity, bandwidth, sampling, quantization and filtering in terms of signals and
systems.
Q2. Why exponential and sinusoidal signals are most frequently us
sﬂénewrkillf [Na me:
J H: Peer Reyiewed by:
PROBLEM 1:
Find the discrete—Time Fourier series (DTFS) and sketch their spectra [Eff and 41.7: for 0 .<_ r 5 N5 —- '1 for the foHowjng
parlodiqsignalt
xiii-I +1. 91w 2-4rrn‘+ MES-2W
-: 4&7‘80a4’rt‘n -+a<s~{n1,
EXOLm A
ECE 301 Examl (100 pointsn IUPUI
Problem 1: (30 points) :- SIGNALS & Properties
Consider the signal shown in figure below,
(a) (15 points) Does -x(t) have an even portion? If so determine and carefully sketch that. Otherwise
explain why no e
[NAME: SOL MT)0NS ECE 301 ExamZA (ZiOO points IUPUI
Problem 1 (25 points) Continuous and Discrete Time Systems & Convolu ion lg
(a) (5 pts) Find the Impuise Response, h(t), of the cont uous time system described b J
differential equation: y"(t) + 3y' (0-
5W B
ECE 301 Exam1 (100 points IUPUI
Problem 1: (30 points) : SIGNALS 8: Properties
Consider the signal shown in figure below,
x(t)
(a) (15 points) Does x(t) have an odd portion? If so determine and carefully sketch that. Othemrise
explain why no. odd
MayszmfNAME ECE 301 FINAL EXAM A (100 points)] IUEUI
(a) (10 points) Find the inverse z transform of the following in terms of u[n] NOT u[n1] (using tables
and properties of z transform:
(22+5)z
m
(2'3) (2 '53033)
C
(Z)cfw_ .LL/rfe'*i+2*3
Z (zleyn'
5/2
INHMNQ (IEIYERSITY
1-3 [ER F31) E Lihi V ERSITY
Ilrslm
ECE301 Fall 2016 Exam 3
Wednesday 12/07/2016
Name: '
E 1am 3 Salaam
Student ID:
Test Duration: 75 minutes.
Coverage: Chaps. 3 and 9
Closed Book and Notes.
This test contains four problems.
You mu
ECE301
Quiz 1
Fall 2016
Name:
Student ID:
1) Assume () below is periodic with fundamental period 2, find shifting and/or scaling
changes to yield the result!
g(t) (1/ 2)g(t + 1)
or
g(t) (1/ 2)g(t 1)
2) Is there a function that is both even and odd simulta