CS2403 DIGITAL SIGNAL PROCESSING Syllabus

                 
CS2403                     DIGITAL SIGNAL PROCESSING                              L T  P C                
                                                                                                                               3  0  0  3
                                 
UNIT I     SIGNALS AND SYSTEMS                     9
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                 9
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                       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
– (HPF, BPF, BRF)  filter design using frequency translation

UNIT IV   FIR FILTER DESIGN                      9
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                       9
Multirate    signal  processing  – Speech  compression  – Adaptive  filter  – Musical  sound
processing – Image enhancement.
         TOTAL: 45 PERIODS  
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, 2nd
 edition, 2005.
2.  Andreas Antoniou, “Digital Signal Processing”, Tata McGraw Hill, 2001