CS2403 DIGITAL SIGNAL PROCESSING ANNA UNIVERSITY SYLLABUS

CS2403 DIGITAL SIGNAL PROCESSING                                              

                                                                                               

UNIT I                         SIGNALS AND SYSTEMS                                                                         

Basic elements of DSP – concepts of frequency in Analog and Digital Signals – sampling theorem – Discrete – time signals, systems – Analysis of discrete time LTI systems – Z transform – Convolution (linear and circular) – Correlation.

UNIT II            FREQUENCY TRANSFORMATIONS                                                      

Introduction to DFT – Properties of DFT – Filtering methods based on DFT – FFT Algorithms  Decimation – in – time Algorithms, Decimation – in – frequency Algorithms – Use of FFT in Linear Filtering – DCT.

UNIT III           IIR FILTER DESIGN                                                                                    

Structures of IIR – Analog filter design – Discrete time IIR filter from analog filter – IIR filter design by Impulse Invariance, Bilinear transformation, Approximation of derivatives – (HPF, BPF, BRF)  filter design using frequency translation

UNIT IV           FIR FILTER DESIGN                                                                                              

Structures of FIR – Linear phase FIR filter – Filter design using windowing techniques, Frequency sampling techniques – Finite word length effects in digital Filters

UNIT V            APPLICATIONS                                                                                          

Multirate  signal processing – Speech compression – Adaptive filter – Musical sound processing – Image enhancement.

TEXT BOOKS:

1. John G. Proakis & Dimitris G.Manolakis, “Digital Signal Processing – Principles, Algorithms & Applications”, Fourth edition, Pearson education / Prentice Hall, 2007.
2. Emmanuel C..Ifeachor, & Barrie.W.Jervis, “Digital Signal Processing”, Second edition, Pearson Education / Prentice Hall, 2002.

REFERENCES:

1. Alan V.Oppenheim, Ronald W. Schafer & Hohn. R.Back, “Discrete Time Signal Processing”, Pearson Education.
2. Andreas Antoniou, “Digital Signal Processing”, Tata McGraw Hill.