II B.E. (Electronics & Communication)

VII SEMESTER

7 EC2 DIGITAL SIGNAL PROCESSING

  1. SAMPLING: Discrete time processing of Continuous-time signals, continuous-time processing of discrete-time signals, changing the sampling rate using discrete-time processing.

  2. TRANSFORM ANALYSIS OF LTI SYSTEMS : Intro junction, The frequency response of LTI systems, System functions for  systems characterized by LCCD (Linear Constant Coefficient Difference) equations. All pass system, Minimum-Phase systems, Linear systems with linear phase.

  3. STRUCTURES FOR DISCRETE-TIME SYSTEMS : Block diagram and signal flow graph representation  of LCCD (LCCD Linear Constant Coefficient difference) equations, Basic structures for IIR and FIR systems, Transposed forms.

  4. FILTER DESIGN TECHNIQUES: Introduction, Design of Discrete-Time IIR filter from Continuous-time filters, filter design by impulse invariance, Bilinear transformation . Design of FIR filters by Windowing examples of FIR filter design by the kaiser window method.

  5. THE DISCRETE FOURIER TRANSFORM:  The discrete fourier series (DFS) propertied of the DFS, The discrete Fourier  transform (DFT) , properties of the DFT, Implementing LTI systems using the DFT, Efficient computation of the DFT, The Goertzel Algorithm, Decimation-in-Time and decimation-in frequency FFT Algorithms, Implementation of the DFT using convolution.

Recommended Books:

  1. Schafer, Buck - Discrete Time signal Processing. Pearson Education Asia.

  2. Prokis & Manolakis –Digital Signal Processing: Principles, Algorithms  & Application, Prentice hall of India.

  3. S.K. Mitra -Digital Signal Proccssing.Tata Mc-Graw Hill.

  4. Rabiner & Gold -Theory & Applications of Digital Signal Processing Prentice Hall of India.

  5. Lathi- Signal Processing & Linear System. Oxford Univ. Pren.