Project 1: Discrete-Time Signals and
Their Characteristics
Tuesday, February 3rd, 2015
Stella Banou
Georgios Karapanagos
ECE Box 21
ECE Box 170
Introduction
This projects looks at the different properties of digital signals. The team was given
an audio fi
EE 2312
Project 2
Due: February 6, 2008
Applications of Difference Equations
This project requires the use of GoldWave and MATLAB software. The MATLAB is available on the computers in the ECE Department and the WPI network. You can download the GoldWave s
EE 2312
Project 1
Due: January 28, 2009
Discrete-Time Signals and Their Characteristics
This project requires the use of GoldWave and MATLAB software. The MATLAB is available on the computers in the ECE Department and the WPI network. You can download the
EE2312
Project 3 (Digital Filters, DFT/FFT)
Due: February 27, 2008
1. The signals Signal_1, Signal_2, Signal_3, and Signal_4 which are available in wave format at the myWPI web site for the course, have been all contaminated with different kinds of noise.
EE 2312
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Problem 1:
Problem 2:
Problem 3:
Problem 4:
Note:
Exam 2
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
February 25, 2014
1. You are allowed to have only one page of notes in this exam.
2.
EE 2312 Exam 1 February 4, 2014
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Problem 1:_ (Maximum 30 points) [
Problem 2:_._ (Maximum 30points)
Problem 3:_ (Maximum 20 points)
Problem 4:_,._ (Maximum 20 points)
Note:
1. You are allowed to have only one page of notes in
Problem 1 (20 points)
a) The bandwidth of a speech signal x0) is known to be 4,000 HZ and the bandwidth of
a music signal y(t) is known to be 18,000 Hz. What is an appropriate sampling rate
for the signal 20*) = x(t) + y(t) ?
w mM[¢l*l‘—, Wk) 2: bbk Hz
b)
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Exam 2
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
February 25, 2015
1. You are allowed to have one page of notes plus tables in this
ECE 2312
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Problem 1:
Problem 2:
Problem 3:
Problem 4:
Note:
Exam 1
(Maximum 25 points)
(Maximum 25 points)
(Maximum 20 points)
(Maximum 30 points)
February 10, 2015
1. You are allowed to have one page of notes plus tables in this
EE 2312
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Problem I:
Problem 2:
Problem 3:
Problem 4:
Bonus :
Note:
I. You are allowed to have only one page of notes in this exam.
Exam 2 October 7, 2015
(Maximum 25 points)
(Maximum 25 points)
(Maximmn 25 points) g
(Maximum 25
EE 2312 Exam 3 October 15, 2015
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Problem lzw (Maximum 50 points)
Problem 2:_._ (Maximum 20 points)
Problem 3:— (Maximum 30 points)
Note:
I. You are allowed to have one page of notes plus transform tables in this ex
ECE 2312
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Exam 3
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
March 6, 2015
1. You are allowed to have one page of notes plus tables in this exam
ECE 2312
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Note:
Exam 1
(Maximum 25 points)
(Maximum 25 points)
(Maximum 20 points)
(Maximum 30 points)
February 10, 2015
1. You are allowed to have one page of notes plus tables in this
ECE 2312
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Exam 2
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
September 27, 2016
1. You are allowed to have one page of notes plus tables in this
ECE 2312
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Problem 3:
Problem 4:
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Exam 2
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
(Maximum 25 points)
February 25, 2015
1. You are allowed to have one page of notes plus tables in this
ECE 2312 S 0 f“ that“ September 14, 2010
Name:
EE Box No.:
Note:
1. You are allowed to have one page of notes and tables in this exam.
2. You have to write enough explanation for each problem solution so that
the grader can understand your thinking proces