Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE 623 Adaptive Filters
Quiz # 1
Total Marks = 20 points
Time allowed = 20mins
14th April 2014
Consider a threetap Wiener filter with the following statistics
(i) Use the above information to obtain an expression for the performance function of the filte
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538
Exam 3
Digital Signal Processing I
Fall 2001
29 November 2001
Cover Sheet
Test Duration: 75 minutes.
Open Book but Closed Notes.
Calculators not allowed.
This test contains three problems.
All work should be done in the blue books provided.
You must
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE 623 Adaptive Filters
Quiz # 1 Solution
Total Marks = 20 points
Time allowed = 20mins
14th April 2014
Consider a threetap Wiener filter with the following statistics
(i) Use the above information to obtain an expression for the performance function of
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
Sampling of continuoustime signals
See Oppenheim and Schafer, Second Edition pages 140239, or First Edition
pages 80148.
1 Periodic sampling
Discretetime signal xn often arises from periodic sampling of
continuoustime signal xc .t /:
xn D xc .nT /;
1 <
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
The ztransform
See Oppenheim and Schafer, Second Edition pages 94139, or First Edition
pages 149201.
1 Introduction
The ztransform of a sequence x[n] is
x[n]z n .
X (z ) =
n=
The ztransform can also be thought of as an operator Zcfw_ that transforms a
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
Discretetime signals and systems
See Oppenheim and Schafer, Second Edition pages 893, or First Edition
pages 879.
1 Discretetime signals
A discretetime signal is represented as a sequence of numbers:
x D fxng;
1 < n < 1:
Here n is an integer, and xn is
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
DSPedia Notes 1
DSPedia Notes 1
Introduction to DSP
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UNIVERSITY OF
STRATHCLYDE
DSPedia, 1997
R.W. Stewart
Slide 1
Contents:
Cover Sheet
Introduction
. Back to the 1980s
The 1990s DSP Revolution
DP versus DSP
Digita
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
Introduction to DSP
A signal is any variable that carries information. Examples of the types of
signals of interest are
Speech (telephony, radio, everyday communication)
Biomedical signals (EEG brain signals)
Sound and music
Video and image
Radar sig
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
UniTI Newsletter
Forging relations between India Universities and Texas Instruments
Vol. 1, Issue 1
Special Issue on Analog Design
CONTENTS
TOPIC
PAGE
The Paradox of Electronics Industry Digitization drives rapid growth of Analog!
.1
Editorial
.2
TI India
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538 Final Exam Fall 2000 Digital Signal Processing I Live: 11 December 2000 Cover Sheet
Test Duration: 120 minutes. Open Book but Closed Notes. Calculators not allowed. This test contains ve problems. All work should be done in the blue books provided.
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538 Digital Signal Processing I Exam 3 Test Duration: 50 minutes. Open Book but Closed Notes. Do all work in blue books provided. Only return the blue books.
Session 41
Problem 1. [50 points] Note that most of the quantities asked for can be computed at
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538 Digital Signal Processing I
Exam 1
20 September 2001
Cover Sheet
Test Duration: 75 minutes.
Open Book but Closed Notes.
Calculators not allowed.
This test contains three problems.
All work should be done in the blue books provided.
You must show all
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538
Exam 2
Digital Signal Processing I
Fall 2001
30 October 2001
Cover Sheet
Test Duration: 75 minutes.
Open Book but Closed Notes.
Calculators not allowed.
This test contains three problems.
All work should be done in the blue books provided.
You must
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE538 Final Exam Digital Signal Processing I Cover Sheet
Fall 2001 12 December 2001
Test Duration: 2 hours. Open Book but Closed Notes. Calculators not allowed. This test contains ve problems. All work should be done in the blue books provided. You must s
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
HOGSKOLAN I KARLSKRONA/RONNEBY
Institutionen fr signalbehandling
Exam In
Adaptive Filtering (Spring 2008)
Course code: ET2415 / ETC004
Time: Monday, 9:00 to 14:00 (2008.06.09)
Place: karlskrona ; sal 5320, 5321, 5322
The exam is an open book exam (You can
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE 623 Adaptive Filters
Quiz # 2 Solution
Total Marks = 20 points
Time allowed = 20mins
29th April 2014
Convert the following performance function in to canonical form
Solution
1 of 1
2 of 1
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
EE 623 Adaptive Filters
Quiz # 2
Total Marks = 20 points
Time allowed = 20mins
29th April 2014
Convert the following performance function in to canonical form
Hint:The above function can be written as
1 of 1
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
School of Engineering
M513 Advanced DSP Techniques
School of Engineering
M513 Advanced DSP Techniques
 Tutorial 3 
 Tutorial 3 
where N represents the order of the FIR Wiener filter with coefficients w(0),w(1),w(N1).
Tutorial Sheet 3 Optimal and Adap
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
School of Engineering
M513 Advanced DSP Techniques
School of Engineering
M513 Advanced DSP Techniques
 Tutorial 2 
 Tutorial 2 
Since the input is white noise, its autocorrelation can be expressed as:
xx ( m ) = x2 ( m ) .
Tutorial Sheet 2 Filtering R
Anna University Chennai  Regional Office, Coimbatore
Digital Signal Processing
ECE BECCEC602

Fall 2013
School of Engineering
M513 Advanced DSP Techniques
School of Engineering
M513 Advanced DSP Techniques
 Tutorial 1 
 Tutorial 1 
( 2 )1 :  <
p ( ) =
: otherwise
0
Show that the harmonic process defined in this way represents a wide sense stationary
(