ELC 321
Signal and Systems
Lecture 1
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Introduction
Signals
Signals are modelled using Mathematical Functions.
Signals
ELC 321
Signals and Systems
Lecture 6
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Continuous-Time LTI Systems
Convolution Integral: Definition
A general signal ()
ELC 321
Signals and Systems
Lecture 10
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Discrete-Time Systems: Convolution Sum
Linear Time-Invariant System: Definition
ELC 321
Signals and Systems
Lecture 5
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Continuous-Time Systems
Systems: Definition
A system is a process for which caus
ELC 321
Signals and Systems
Lecture 4
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Sampling of Periodic Signals
Periodic Signals
Recall:
A continuous-time signal (
ELC 321
Signals and Systems
Lecture 7
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Models of Continuous-Time LTI Systems
Mathematical Model: Linear Differential Eq
ELC 321
Signals and Systems
Lecture 8
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Discrete-Time Systems
Discrete-time Systems: Definition
A discrete-time system p
ELC 321
Signals and Systems
Lecture 10
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Models of Discrete-Time LTI Systems
Mathematical Model: Linear Difference Equat
ELC 321
Signals and Systems
Lecture 2
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Signals: Representation and
characterization
Common Continuous-Time Signals
We c
ELC 321
Signal and Systems
Lecture 3
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Discrete-Time Signals: Definition
Discrete-Time Signals
A discrete-time signal is
gnaw @123
Mid Term Examination 1 *
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Instructions:
1. This is a closedbook examination
2. Attem
ELC 321
Signals and Systems
Lecture 15
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Fourier Transform of Discrete-Time Signals
Discrete-Time Fourier transform: Int
ELC 321
Signals and Systems
Lecture 16
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
Fourier Transform of Discrete-Time Signals
The Discrete Fourier Transform(DFT):
ELC 321
Signals and Systems
Lecture 17
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
The Laplace-Transform
Laplace-Transform:Definition
Given a time function (), we
ELC 321
Signals and Systems
Lecture 19
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
The z-Transform
z-Transform: Definition
We consider here the z-transform, an al
ELC 321
Signals and Systems
Lecture 20
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
The z-Transform
Application to Linear Time-Invariant (LTI) Systems
R:
A: The z-
ELC 321
Signals and Systems
Lecture 18
Instructor: Dr Ambrose Adegbege
Department of Electrical and Computer
Engineering
The Laplace-Transform
Application to Linear Time-Invariant (LTI) Systems
R:
A:
Assignment on Continuous-Time and
Discrete-time Signals
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Instructions:
1. The assignment ques
Matlab Exercise II:Solution Guide
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Problem 1 (25 Marks). The simulation diagram of Figure 8 de
Matlab Exercise II
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Instructions:
1. The assignment questions are adapted from the Text (Signa
Assignment 2: Linear Time-Invariant Systems
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Instructions:
1. Some of the assignment questions
Assignment 4: LTI Systems in Transformed
Domain
Signals and Systems (ELC 321)
Department of Electrical and Computer Engineering
The College of New Jersey.
Instructions:
1. The assignment questions are
Filter Design Project
Laboratory Number 6
Naina Iyengar, Sona Patel
ENG 214-04
Dates Performed: Monday, 11/18/13, 11/25/13
I. Abstract
Televisions show motion resolution as at least 60 pictures/second
Low Pass Filter Network and Impedance
Laboratory Number 5
Naina Iyengar, Sona Patel
ENG 214-04
Dates Performed: Monday, 11/11/13, 11/18/13
I. Abstract
The purpose of this laboratory experiment was to
RC and Op-Amp Transient Circuit Analysis
Laboratory Number 4
Naina Iyengar, Sona Patel
ENG 214-04
Dates Performed: 10/21/13, 11/4/13
I. Abstract
Transient analysis is commonly used when studying RC ci
Introduction to Electrical Measurements Using the Oscilloscope
Laboratory Number 3
Naina Iyengar, Sona Patel
ENG 214-04
Dates Performed: Monday, 9/30/13, 10/7/13, & 10/14/13
I. Abstract
The oscillosco
DC Circuit Analysis with PSPICE
Laboratory Number 2
Naina Iyengar, Sona Patel
ENG 214-04
Dates Performed: Monday, 9/23/13
I. Abstract
PSPICE is a circuit analysis program that allows users to build ci