Overview of signals and systems – DFT–FFT using DIT and DIF algorithms – Inverse DFT - Applications – Circular convolution – MATLAB programs for DFT and FFT Lab Experiments : Program to obtain Linear Convolution of two finite length sequences Program for Computing auto correlation

Design of analog filters using Butterworth and Chebyshev approximations – IIR digital filter design from analog filter using impulse invariance technique and bilinear transformations – Matlab programs for IIR filters. Lab Experiments: To find frequency response of a given system(transfer function/ difference equation) Implementation of FFT of given sequence

Linear phase response- and -Design of Linear phase FIR filters - Fourier series method and frequency sampling method - Design of Linear phase FIR filters using windows: Rectangular, Hanning and Hamming windows- MATLAB program of FIR filters. Lab Experiments: Implementation of LP FIR filter for a given sequence Implementation of HP FIR filter for a given sequence Implementation of LP IIR filter for a given sequence Implementation of HP IIR filter for a given sequence

Fixed point arithmetic -effect of quantization of the input data due to Finite word length. - Product round off - need for scaling- Zero input limit cycle oscillations- Limit cycle oscillations due to overflow of adders - Table look up implementation to avoid multiplications.

Features of DSP processors - DSP processor packaging(Embodiments)- Fixed point Vs floating point DSP processor data paths - Fixed point Vs floating point DSP processor data paths – pipelining - TMS320 family of DSPs (architecture of C5x)- Memory architecture of a DSP processor (Von Neumann - Harvard) - Addressing modes. Lab Experiments : Generation of Signals MAC operation using various addressing modes