UNIVERSITY OF KERALA - Marian Engineering College

B.Tech Comp. Sc. & Engg., University of Kerala 54
08.604 DIGITAL SIGNAL PROCESSING 2 – 1 – 0
Module I (13 hours)
Signals and systems – introduction – basic operations on signals – continuous time and discrete time signals –
step, impulse, ramp, exponential and sinusoidal functions. Continuous time and discrete time systems –
properties of systems – linearity, causality, time invariance, memory, stability, invertibility. Linear time
invariant systems – convolution.
Module II (13 hours)
Z-transform – region of convergence – properties of Z-transform – inverse Z-transform. Fourier transform
(FT) of discrete time signals – properties of FT – relation between Z-transform and FT. Discrete Fourier
transform (DFT) - Properties of DFT – inverse DFT - Fast Fourier transform (FFT) - Radix-2 FFT algorithms
– butterfly structure.
Module III (13 hours)
Digital filter structures – block diagram and signal flow graph representation – structures for IIR – direct form
structure – Cascade form structure – parallel form structure – lattice structure. Structures for FIR – direct form
structures – direct form structure of linear phase system – cascade form structure – frequency sampling
structure – lattice structure.
Text Books:
1. Introduction to Signals and Systems and Digital Signal Processing – M.N. Bandyopadhyaya, PHI
2. Digital Signal Processing – S.D. Apte, Wiley India
3. Digital Signal Processing, Fundamentals and Applications – Li Tan, Elsevier
Reference Books:
1. Digital Signal Processing – M.H. Hayes,Tata Mc GrawHill (SCHAUM’S OUTlines)
2. Digital Signal Processing – A.V. Oppenheim and R.W. Schafer, Prentice-Hall Inc
3. Digital Signal Processing : A Modern Introduction – A.Ambardar, Thomson India Edition
4. Introduction to Digital Signal Processing – J.K. Proakis and D.G. Manolakis, MacMillan
5. Digital Signal Processing – S.K. Mitra, Wiley
6. Digital Signal Processing : A Practical Guide for Engineers and Scientists – S.W.Smith, Elsevier India
7. Digital Signal Processing – P. Ramesh Babu, Scitech Publications
8. Digital Signal Processing : Theory and Lab Practice – D. Ganesh Rao and V.P.Gejji, Sanguine Publishers.
Internal Continuous Assessment (Maximum Marks-50)
25 Marks - Tests (minimum 2)
15 Marks - Assignments (minimum 3) such as home work, problem solving, literature survey, seminar,
term-project, software exercises, etc.
10 Marks - Regularity in the class
University Examination Pattern
PART A: Short answer questions 10 x 4 marks=40 marks
All questions are compulsory. There should be at least three questions
from each module and not more than four questions from any module.
PART B: Descriptive/Analytical/Problem solving questions 3 x 20 marks=60 marks
Candidates have to answer one question out of two or two questions
out of four from each module.
Maximum Total Marks: 100