Unit I
SIGNALS SYSTEMS: Basic Elements of Digital Signal Processing – Concept of Frequency In Continuous Time And Discrete Time Signals – Sampling Theorem – Discrete Time Signals. Discrete Time Systems – Analysis of Linear Time Invariant Systems – Z Transform – Convolution and Correlation.

Unit II
Introduction To DFT – Efficient Computation of DFT Properties of DFT – FFT Algorithms – Radix-2 And Radix-4 FFT Algorithms – Decimation in Time – Decimation in Frequency Algorithms – Use of FFT Algorithms in Linear Filtering And Correlation.

.Unit III
IIR FILTER DESIGN: Structure of IIR – System Design of Discrete Time IIR Filter From Continuous Time Filter – IIR Filter Design By Impulse Invariance – Bilinear Transformation – Approximation Derivatives.

Unit IV
FIR FILTER DESIGN: Symmetric and Antisymmetric FIR Filters – Linear Phase Filter – Windowing Technique – Rectangular – Kaiser Windows – Frequency Sampling Techniques – Structure For FIR Systems.

Unit V
FINITE WORD LENGTH EFFECTS: Quantization Noise – Derivation For Quantization Noise Power – Fixed Point And Binary Floating Point Number Representation – Comparison – Over Flow Error – Truncation Error .

Text Book:
"Digital Signal Processing Principles, Algorithms and Application" - John G Proakis, and Dimtris G Manolakis - Fourth Edition - Pearson Education, 2007 - ISBN: 9780131873742 .

References Book:
1. "Digital Signal Processing – A Computer Base Approach" Sanjit K.Mitra - Third Edition - Tata Mcgraw Hill - 2007 - ISBN: 978-0-07-066756-3 .

2. "Discrete Time Signal Processing" - Alan V. Oppenheim, Ronald W. Schafer, and John R. Back - 1 st Edition, Pearson Education - 2000 (Third Edition is expected to be released by 2010 ISBN: 9780131988422) .