FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 1 of 6
LP: EC6502
Department of Electronics and Communication Engineering
B.E/B.Tech/M.E/M.Tech : EC
Rev. No: 00
Date:
Regulation:2013
23/06/2015
PG Specialisation
: NA
Sub. Code / Sub. Name
: EC6502-Principles of Digital signal processing
Unit
:I
UNIT I
DISCRETE FOURIER TRANSFORM
9
Discrete Signals and Systems- A Review – Introduction to DFT – Properties of DFT – Circular
Convolution - Filtering methods based on DFT – FFT Algorithms –Decimation in time
Algorithms,Decimation in frequency Algorithms – Use of FFT in Linear Filtering.
Objective: To learn discrete Fourier transform and its properties
Session
No *
1.
2.
3.
4.
5.
6.
7.
Topics to be covered
Introduction to Digital signal processing
Discrete signals and Systems-A Review
Introduction to DFT,Relationship between DTFT and DFT
Tutorial
Properties of DFT
Circular convolution in time domain and frequency
domain,Overlap Add-save method,
Linear convolution through Circular convolution ,
Filtering methods based on DFT.
8.
Tutorial
9.
FFT algorithms-Decimation in time Algorithms
10.
Tutorial
11.
FFT algorithms-Decimation in frequency Algorithms
Problems on DFT and IDFT using DIF-FFT algorithm,
Use of FFT in Linear Filtering.,
Content beyond syllabus covered (if any):
12.
1-Ch-1; pg-2-5
1-Ch-2; pg.41-67
1-Ch-7 ;pg.449-461
1-Ch-7; pg..449-461
1-Ch-7 ;pg.464-479
Teaching
Aids
PPT
PPT
PPT
PPT
PPT
1-Ch-7 ;pg.471-479
PPT
1-Ch-7 ;pg.480-487
PPT
1-Ch-7;pg.480-487
1-Ch-8;pg 511-526
4-Ch-9;pg.635-645
1-Ch-8 ;pg 511-526
1-Ch-8 ;pg.511-526
4-Ch-9;pg.646-651
PPT
Ref
1-Ch-8; pg 540-541
Overlap Add-save method
Course Outcome 1:
The students will be able to apply DFT for the analysis of digital signals & systems.
* Session duration: 50 minutes
PPT
BB,PPT
PPT
PPT
FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 2 of 6
Sub. Code / Sub. Name: EC6502-Principles of Digital signal processing
Unit : II
UNIT II
IIR FILTER DESIGN
9
Structures of IIR – Analog filter design – Discrete time IIR filter from analog filter – IIR filter design by
Impulse Invariance, Bilinear transformation, Approximation of derivatives – (LPF, HPF, BPF, BRF)filter
design using frequency translation.
Objective:To know the characteristics of IIR filters learn the design of infinite and finite impulse
response filters for filtering undesired signals.
Session
No *
Topics to be covered
Ref
Teaching
Aids
13.
Structures of IIR filters
1-Ch-9;Pg.582-600
PPT
14.
Analog filter design-Butterworth filter and its characteristics
1-Ch-9;Pg.701-702
PPT
15.
Discrete time Butterworth IIR filter from analog filter by
Impulse Invariance
1-Ch-9;Pg.707-711
PPT
16.
Tutorial
1-Ch-9;Pg..707-711
PPT
17.
Discrete time Butterworth IIR filter from analog filter by
Bilinear transformation,Prewarping effects
1-Ch-9;Pg. 712-716
PPT
18.
Tutorial
1-Ch-9;Pg.712-716
PPT
1-Ch-9;Pg.717-727
PPT
1-Ch-9;Pg. 717-727
PPT
1-Ch-9;Pg..717-727
PPT
CAT-I
19.
20.
21.
Analog filter design-Chebyshev filter and its characteristics
Discrete time Chebyshev IIR filter from analog filter by
Impulse Invariance.
Discrete time Chebyshev IIR filter from analog filter by
Bilinear transformation.
22.
Tutorial
1-Ch-9;Pg.717-727
PPT
23.
Approximation of derivatives – (LPF, HPF)filter design using
frequency translation.
1-Ch-9;Pg.730-733
PPT
24.
Approximation of derivatives – (BPF, BRF)filter design using
frequency translation.
1-Ch-9;Pg.730-733
PPT
Content beyond syllabus covered (if any):
Course Outcome 2:
The students will be able to design IIR filter.
* Session duration: 50 mins
FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 3 of 6
Sub. Code / Sub. Name: EC6502-Principles of Digital signal processing
Unit : III
UNIT III
FIR FILTER DESIGN
9
Structures of FIR – Linear phase FIR filter – Fourier Series - Filter design using windowing techniques
(Rectangular Window, Hamming Window, Hanning Window), Frequency sampling techniques – Finite
word length effects in digital Filters: Errors, Limit Cycle, Noise Power Spectrum.
Objective:To know the characteristics of FIR filters learn the design of infinite and finite impulse
response filters for filtering undesired signals
Session
No *
Topics to be covered
Ref
Teaching
Aids
25.
Structures of FIR - Transversal, polyphase, Lattice filter
1-Ch-9;Pg.565-581
PPT
26.
Linear phase FIR filter - Symmetric
1-Ch-10;Pg.660-663
PPT
27.
Linear phase FIR filter - Anti-symmetric
1-Ch-10;Pg.660-663
PPT
28.
Design of FIR using Fourier Series Method
5-Ch-9;Pg.431-434
PPT
29.
Tutorial
5-Ch-9;Pg.431-434
PPT
30.
Filter design using windowing techniques - Rectangular 1-Ch-10;Pg.664-670,
Window, Hamming Window
Ref-7.
PPT,
ICT
31.
Filter design using windowing techniques - Hanning Window
1-Ch-10;Pg.664-670
PPT
32.
Tutorial
1-Ch-10;Pg.664-670
PPT
33.
Frequency sampling techniques
1-Ch-10;Pg.671-677
PPT
3-Ch-9;Pg.639-645
PPT
3-Ch-9;Pg.600-610
PPT
3-Ch-9;Pg.600-610
PPT
34.
35.
36.
Finite word length effects in digital Filters - Errors, Limit
Cycle
Finite word length effects in digital Filters - Noise Power
Spectrum
Tutorial
Content beyond syllabus covered (if any):
Course Outcome 3:
The students will be able to design FIR filter.
* Session duration: 50 mins
FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 4 of 6
Sub. Code / Sub. Name: EC6502-Principles of Digital signal processing
Unit : IV
UNIT IV
FINITE WORDLENGTH EFFECTS
9
Fixed point and floating point number representations – ADC –Quantization- Truncation and rounding
errors - Quantization noise – coefficient quantization error – Product quantization error - Overflow error –
Roundoff noise power - limit cycle oscillations due to product round off and overflow errors –Principle of
scaling
Objective: To understand Finite word length effects.
Session
No *
Topics to be covered
Ref
Teaching
Aids
37.
Fixed point number representations
1-Ch-9,Pg.601-604
BB,PPT
38.
Floating point number representations
1-Ch-9,Pg.605-607
PPT
39.
Tutorial
1-Ch-9,Pg.605-607
PPT
CAT-II
40.
Analog to Digital Converter - Quantization
1-Ch-9,Pg.613-623
PPT
41.
Types of Quantization Noise
1-Ch-9,Pg.613-614
PPT
42.
Quantization error - Truncation and Rounding error
1-Ch-9,Pg.613-623
PPT
43.
Quantization noise, coefficient quantization error
1-Ch-9,Pg.613-623
PPT
44.
Product quantization error, Overflow error, Roundoff noise
power
1-Ch-9,Pg.613-623
PPT
45.
Tutorial
1-Ch-9,Pg.613-623
PPT
46.
limit cycle oscillations due to product round off and overflow
errors
1-Ch-9,Pg.624-628
PPT
47.
Tutorial
2-Ch-9,Pg.624-628
PPT
48.
Principle of scaling
1-Ch-9,Pg.629-630
PPT
Content beyond syllabus covered (if any):
Course Outcome 4:
The students will be able to characterize finite Word length effect on filters.
* Session duration: 50 mins
FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 5 of 6
Sub. Code / Sub. Name: EC6502-Principles of Digital signal processing
Unit : V
UNIT V DSP APPLICATIONS
9
Multirate signal processing: Decimation, Interpolation, Sampling rate conversion by a rational factor –
Adaptive
Filters:
Introduction,
Applications
of
adaptive
filtering
to
equalization.
Objective:To study the concept of Multirate and adaptive filters.
Topics to be covered
Ref
Teachi
ng
Aids
49.
Introduction to Multirate signal processing and its application
1-Ch-11,Pg.750-754,
Ref-9
PPT
50.
Decimation - Time and Frequency Domain analysis
1-Ch-11,Pg.755-759
PPT
51.
Tutorial
1-Ch-11,Pg.755-759
PPT
52.
Interpolation - Time and Frequency Domain analysis
1-Ch-11,Pg.760-761
PPT
53.
Tutorial
1-Ch-11,Pg.760-761
PPT
54.
Sampling rate conversion by a rational factor I/D
1-Ch-11,Pg.762-765
PPT
55.
Properties of Decimation and Interpolation
1-Ch-11,Pg.762-765
PPT
56.
Adaptive Filters
1-Ch-13,Pg.880-900
PPT
57.
Type of adaptive filter-LMS adaptive filter
1-Ch-13,Pg.902-915
PPT
1-Ch-13,Pg.880-900
PPT
Session
No *
58.
Applications of adaptive filtering - equalization
59.
Echo cancellation
1-Ch-13,Pg.880-900
PPT
60.
Tutorial
1-Ch-13,Pg.880-900
PPT
CAT-III
Content beyond syllabus covered (if any):
LMS adaptive filter
Course Outcome 5:
The students will be able to design the Multirate Filters and apply Adaptive Filters to equalization.
* Session duration: 50 mins
FT/GN/68/00/21.04.15
SRI VENKATESWARA COLLEGE OF ENGINEERING
COURSE DELIVERY PLAN - THEORY
Page 6 of 6
Sub Code / Sub Name: EC6502 Principle of Digital Signal Processing
Mapping CO – PO:
PO1
PO2
PO3
PO4
PO5
PO6
PO7
PO8
PO9
PO10
CO1
A
A
B
C
B
B
A
CO2
C
A
A
C
A
A
B
CO3
C
A
A
C
A
A
B
CO4
B
B
C
C
CO5
A
B
C
C
C
A
C
A – Excellent ; B – Good ; C - Average
TEXT BOOK:
1. John G. Proakis & Dimitris G.Manolakis, “Digital Signal Processing – Principles, Algorithms
&Applications”, Fourth Edition, Pearson Education / Prentice Hall, 2007.
REFERENCES:
2. Emmanuel C..Ifeachor, & Barrie.W.Jervis, “Digital Signal Processing”, Second Edition, Pearson
Education / Prentice Hall, 2002.
3. Sanjit K. Mitra, “Digital Signal Processing – A Computer Based Approach”, Tata Mc Graw
Hill,2007.
4. A.V.Oppenheim, R.W. Schafer and J.R. Buck, “Discrete-Time Signal Processing”, 8th Indian
Reprint, Pearson, 2004.
5. Andreas Antoniou, “Digital Signal Processing”, Tata Mc Graw Hill, 2006.
6. www.nptel.ac.in
7. http://ocw.mit.edu/resources/res-6-008-digital-signal-processing-spring-2011/video-lectures/lecture17-design-of-fir-digital-filters/
Prepared by
Approved by
Dr.R.Gayathri / R.Kousalya / B.Sarala
Dr.S.Ganesh Vaidyanathan
Asso. Prof. / Asst. Prof. / Asst. Prof.
HoD - EC
23.06.2015
23.06.2015
Signature
Name
Designation
Date
Remarks *:
Remarks *:
* If the same lesson plan is followed in the subsequent semester/year it should be mentioned and signed
by the Faculty and the HOD.