Digital Signal Processing :-
- Unit - I :
Discrete-Time Signals And Systems: Sequences, Discrete time systems, LTI Systems, Frequency domain representation of Discrete time signals and systems Fourier Transform.
Z-Transform: Z-Transform, Properties of ROC, Inverse Z-Transform, Z-Transform Properties.
- Unit - II :
Sampling of Continuous Time Signals: Sampling And Reconstruction Of Signals, Frequency Domain Representation Of Sampling, Discrete Time Processing Of Continuous Time Signals, Continuous Time Processing Of Discrete Time Signals, Changing The Sampling Rate Using Discrete Time Processing, Multirate Signal Processing, Digital Processing Of Analog Signals, Over sampling And Noise Shaping in A/D And D/A Conversion
Transform Analysis of LTI Systems: Frequency Response Of LTI Systems, System Functions, Frequency Response For Rational System Functions, Magnitude Phase Relationship, All Pass Systems, Minimum Phase Systems, Linear Systems With Generalized Linear Phase.
- Unit - III :
Discrete Fourier Transform: Discrete Fourier transform, Properties, Linear convolution using DFT, DCT,
Efficient computation of the DFT, Goertzel algorithm, Decimation in time and decimation in frequency FFT algorithm, Practical considerations, Implementation of the DFT using Convolution, Effects of Finite Register Length.
Fourier Analysis of Signals Using DFT: DFT analysis of sinusoidal signals, Time-dependent Fourier transform; Block convolution, Fourier analysis of Non-stationary and stationary random signals, Spectrum analysis of Random signals using estimates of the autocorrelation sequence
- Unit - IV :
Structures For Discrete-Time Systems: Block Diagram Representation, Signal Flow Graph Representation, Basic Structures For IIR Systems: Direct Form, Cascade Form, Parallel Form, and Feedback In IIR Systems. Transposed Forms, Basic Network Structures For FIR Systems: Direct Form, Cascade Form, Structures For Linear-Phase FIR Systems.
Overview of finite precision Numerical Effects, Effects of Coefficient quantization, Effects of Round-off Noise in Digital Filters, Zero-input Limit cycles in Fixed-point Realizations of IIR Digital filters.
- Unit - V :
Filter Design Techniques: Design of D-T IIR Filters from continuous-time filters, Design of FIR filters by windowing, Kaiser Window method, Optimum Approximations of FIR Filters, FIR Equiripple approximation.
- Unit - VI :
Applications: Spectral analysis, imaging & Instrumentation