signals and systems Posts

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A continuous time LTI system for which the imput x(t) and output y(t) are related by the differential equation :

signals and systems updated 2.4 years ago by sagarkolekar ★ 11k

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For the periodic signal $x(t) = e^(-t)$ with a fundamental period To=1 sec.

signals and systems updated 2.3 years ago by sagarkolekar ★ 11k

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Find the convoultion of the sequences x1(n) = x2(n) = {1,1} using convolution property of Fourier transform.

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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Sketch its amplitude and phase spectrum.

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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How will you map any point on s-plane to z-plane.

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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Find the natural response of the system described by the equation :

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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Determine Fourier Series representation of the following signal

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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Explain Gibbs phenomenon. Also explain conditions necessary for the the convergence of fourier series.

signals and systems updated 2.1 years ago by sagarkolekar ★ 11k

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Using Laplace transform determine the complete response of the system descrbed by the equation,

signals and systems updated 2.1 years ago by sagarkolekar ★ 11k

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Find the autocorrelation function of the equation.

signals and systems updated 2.2 years ago by sagarkolekar ★ 11k

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Find the transfer function of a system having its unit step response given as : s(t) = t u(t) + sin(t) u(t)

signals and systems updated 2.3 years ago by sagarkolekar ★ 11k

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Obtain inverse Laplace transform of $ X(s)=\frac{2 s^{2}+5 s+5}{(s+2)(s+1)^{2}} $ for all possible ROC conditions.

signals and systems updated 2.4 years ago by sagarkolekar ★ 11k

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State and prove following properties of Fourier transform. 1] Time shifting. 2] Convolution in time domain.

principles of communication network signals and systems updated 2.6 years ago by pedsangini276 • 4.8k

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State the sampling theorem. Consider an analog signal x(t) = 10cos100$\pi$t. If the sampling frequency is 5Hz, find the discrete time signal x(n).

signals and systems updated 2.3 years ago by sagarkolekar ★ 11k

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Obtain inverse Laplace transform of $ X(s)=\frac{4}{(s+1)(s+2)^{2}} $ for all possible ROC conditions.

signals and systems updated 2.4 years ago by sagarkolekar ★ 11k

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State the sampling theorem. Discuss the effects of aliasing in frequency spectrum.

signals and systems updated 2.4 years ago by sagarkolekar ★ 11k

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A discrete time LTI system is specified by

signals and systems updated 2.4 years ago by sagarkolekar ★ 11k

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Find the Correlation of the given signals

signals and systems updated 2.5 years ago by teamques10 ★ 66k

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How will you obtain z-transform of the discrete time signal x(nT), from Laplace transform of sampled version of x(t) , using z=$e^{st}$.

signals and systems updated 2.6 years ago by sagarkolekar ★ 11k

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Signals and System

signals and systems updated 2.7 years ago by geetha12879 • 20

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Find energy and power of x(t)=8cos(4t)cos(6t)

signals and systems updated 2.7 years ago by sagarkolekar ★ 11k

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Signal and system

signals and systems updated 2.7 years ago by ridwanbadm716 • 30

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Derive the relationship between DTFS and DTFT for periodic signal.

signals and systems updated 2.8 years ago by Pranjal___ • 20

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Determine the trigonometric form of fourier series for the signal shown in the figure :

signals and systems updated 5.6 years ago by teamques10 ★ 66k

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Determine the exponential Fourier series of the given signal :

signals and systems updated 5.6 years ago by teamques10 ★ 66k

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