Discrete-time signals: Sequences, representation of signals on the orthogonal basis, Sampling, and reconstruction of signals, Discrete systems: attributes, Z-Transform, Analysis of LSI systems, Frequency analysis, Inverse Systems, Discrete Fourier Transform (DFT), Fast Fourier Transform algorithm, Implementation of Discrete-Time Systems. Design of FIR Digital Filters: Window method, Park-McClellan’s method. Design of IIR Digital Filters: Butterworth, Chebyshev, and Elliptic Approximations, Lowpass, Bandpass, Bandstop, and High pass filters.
Effect of finite register length in FIR filter design. Parametric and non-parametric spectral estimation. Introduction to multirate signal processing.
Application of DSP to Speech and Radar signal processing.