SIGNAL S AND SYSTEMS:

 Unit  I :
Continuoustime and discretetime Signals, Transformations of the Independent Variable, Exponential and Sinusoidal Signals, ContinuousTime and DiscreteTime LTI Systems and their properties, convolution sum and convolution integrals, LTI System described by differential and difference equation.
 Unit  II :
The response of LTI Systems to Complex Exponentials, Fourier Series Representation of Continuoustime Periodic Signals and their Properties, Continuous time and discrete time Fourier Transforms and their properties, System Characterized by Linear Constant Coefficient Differential equations and Difference equation
 Unit  III :
Magnitude Phase Representation of the Fourier Transform, Magnitude Phase Representation of the Frequency response of LTI systems, Time domain Properties of Ideal Frequency Selective filter, Time Domain and Frequency Domain aspects of Non ideal filters, First Order and Second Order Continuous Time and Discrete time Systems.
 Unit  IV :
Signal representation by samples, sampling theorem, Impulse train sampling, sampling of discrete time signals, discrete time processing of continuous time signals.
Laplace Transform, Region of convergence, inverse Laplace Transform, Analysis and characterization of LTI System, Block diagram representation, Unilateral Laplace transform.
 Unit  V :
ZTransform, Region of convergence, Inverse Ztransform, analysis and characterization of LTI system, Block diagram representation, Unilateral Ztransform.
