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For the signal x(t)= 3 cos(2+)- 41t+1) 4 205! t €600,00) a) Find the even xect)...
ECEN400 Spring 2019 QUIZ #4 Name: Banner II 1. For the following signal, x(t) (t 2)[u(t + 2) - u(t 5)] (a) Plot x(t) and x(-t). (b) Find and sketch the even component xe(t) of x(t). (c) Find and sketch the odd component xo(t) of x(t).
Question #4: Consider the signal x(t) cos(2π (a) Sketch the signal. Please make sure to label all relevant features. (b) Is the signal continuous or discrete? Explain. (c) Is the signal even, odd, or neither? Demonstrate
2. Let a signal be defined as y(x) = (1 – x)2. Determine the following. (a) Is the signal even or odd or have no symmetry? (b) Find the even component of it and plot. (c) Find the odd component of it and plot.
1) Find out the amplitude, frequency and phase displacement for given QPSK signal F(t)=100 cos(25t+π/4). 2) For given data incorporate with odd parity and even parity (a) 11011011 (with parity bit) (b) 1 11011011 (without parity bit)
Q2 Consider a communication signal x(t) described by the following mathematical expression: x(t)=2 cos(2000) + 4 sin? (2000) – 2+4rec(t)cos(6000mt) Analyse the communication signal x(t) then consider the following: (i) Determine the Fourier transform of the signal x(t). (ii) Plot the double-sided amplitude spectrum of the signal x(t).
Q3) Consider the signal below x(t) = cos t + 0.5 cos(4t + 7/3) + cos(8t + 7/2) Plot the amplitude and phase spectra?
1. Show that if x(t) is an even function of t, then X(jw)2 (t) cos(wt) dt and if r(t) is an odd function of t, then X(jw)2j (t) sin(wt) dt
1.4. Let x[n] be a signal with x[n] = 0 for n < -2 and n > 4. For each signal given below, determine the values of n for which it is guaranteed to be zero. (a) xịn - 3] (b) x[n+ 4] (c) x[-n] (d) x[-n+2] (e) x[-n-2] 1.5. Let x(t) be a signal with x(t) = 0 for t <3. For each signal given below, determine the values of t for which it is guaranteed to be zero....
1.On the graph below, make a neat and labeled sketch of the signal s(t) = 2 + cos( t/4 + 1 ),Describe s(t) as odd, even, or neither. What is the energy in s(t)? What is the power in s(t)? 2.On the graph below, make a neat and labeled sketch of the signal s(t) = 3 rect( t - 2 ) cos( π t ),Describe s(t) as odd, even, or neither. What is the energy in s(t)? What is the...