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Problem 3 (4 points) Determine the output signal of the system below, if the input signal...
Name: 10. [8 points] Consider a discrete-time LTI system with input x[n] and out- put y[n]....
Name: 10. [8 points] Consider a discrete-time LTI system with input x[n] and out- put y[n]. When the input signal x[n] = (6)" is applied to the system, the output signal is y[n] = 0 for all n When the input signal xn] (3)" u[n] is applied to the system, the output signal is y[n] = A 8[n] + 2 (5)" u[n] for all n, where A is a constant number a) Find A. b) Find the impulse response of...
Problem 3. Discovering the System from the Output. 25 points. x[n] yln] Figure 2: A cascade...
Problem 3. Discovering the System from the Output. 25 points. x[n] yln] Figure 2: A cascade of two LTI systems. yIn] 2 2 -6-5-4-3 4 5 6 7 Figure 3: The system output y[n] (a) 20 points. Consider the system in Figure 2 which is a cascade of two LTI systems, with hn n]26[n 1]. For input signal [n]-6[n] 1+n -1], the output y[n] appears in Figure 3. Determine the impulse response h2[n].
QUESTION 4 a. Determine the frequency spectrum of the signal x(t) b. What is the Nyquist...
QUESTION 4 a. Determine the frequency spectrum of the signal x(t) b. What is the Nyquist rate for this signal? cos(t) + 5sn3t. me-invariant system defined by, dt dt what will the system output y(t) be? QUESTION 5 The system function of a casual LTI system is given as, 2s a. Find the impulse response of the system. b. Find the step response of the system. A causal discrete-time LTI system is described by, y[n] - (3/4) yin-1+(1/8) yin-21 xn]...
signal and system 8) By using Laplace transform determine the transfer function and the impulse response of the system with equation below. y) is the output and u) is the input to the system + 6 d...
signal and system
8) By using Laplace transform determine the transfer function and the impulse response of the system with equation below. y) is the output and u) is the input to the system + 6 dt2
8) By using Laplace transform determine the transfer function and the impulse response of the system with equation below. y) is the output and u) is the input to the system + 6 dt2
for the plot, provide the matlab code. 3. Let the input signal x[n] (defined for -<n...
for the plot, provide the matlab code.
3. Let the input signal x[n] (defined for -<n < oo) to the system be x[n] = 3 cos( 0.05πn) + 4 cos( 0.45πn) + cos( 0.95 n) and the transfer function be 1-re-je a) Plot this signal as a function of n. b) Determine and plot the output y[n] produced by the system due to the input analyzed in part a) of this problem. Do this first with r 0.05 and then...
(20 pts.) Determine the output sequence of the system with impulse response h[n] 6. u[n] when the input signal is x[n]...
(20 pts.) Determine the output sequence of the system with impulse response h[n] 6. u[n] when the input signal is x[n] = 2e-n + sin(nn)- 2, -co <n< 0o. 7. (20 pts.) Determine the response of the system described by the difference equation 1 1 y(n)y(n1)n2)x(n 8 7 for input signal x(n) u(n) under the following initial conditions 1, y(-2) 0.5 y(-1)
(20 pts.) Determine the output sequence of the system with impulse response h[n] 6. u[n] when the input...
4. (15 points - PA.3) Consider the RLC circuit shown below, where the input and output...
4. (15 points - PA.3) Consider the RLC circuit shown below, where the input and output x(t) and y(t) are the input voltage vi(t) and capacitor voltage vc(t) respectively, and R = 1 K12, C = 0.1 mF, L = 100 H. i(t) + (i) Determine the frequency response of the system H (jw), as well as its magnitude and phase responses. What type of filter does it correspond to? (ii) Sketch its magnitude and phase response in Matlab. You...
PROBLEM IV (25 points) The periodic signal ft) (with A=4) is placed at the input of...
PROBLEM IV (25 points) The periodic signal ft) (with A=4) is placed at the input of a LTI system. Λ) ΑΔΑ 1(s) -8 6 -4 -2 0 2 4 6 8 The transfer function of the system is Η(s) - Find the Exponential Fourier Series of the periodic signal at the output of the system
(4 points) Consider a system H that takes a signal x(t) as input and returns the...
(4 points) Consider a system H that takes a signal x(t) as input
and returns the even part of x(t) as output, i.e., xe(t) = H(x(t))
where xe(t) is the even part of x(t). Is it time invariant? Is it
stable? (c) (5 points) Consider the following three systems:
S1 : w(t) = x(t/2) S2 : z(t) =Zt −∞ w(τ)dτ S3 : y(t) = S3(z(t)) The
three systems are connected in series as illustrated here:
Choose the third system S3,...
Problem 6 (25 points) For any discrete signal x[n], input to the system given in Figure...
Problem 6 (25 points) For any discrete signal x[n], input to the system given in Figure 6, it is known that the output y[n] is equal to x[n]. (-1)" (-1)" H (1) x[n] 0 Heº) -(n)=x[n] Hey[n]=x[n] H () Figure 6: System of Problem 6. The high-pass filters Hi(ej) and H2(ej) are given by 3 Hlejl-{ 2, s1, Hz(239) = { 0, 112 , H2(en) = { 0, 0319 Š T' 121 > 207 0 < 19213 21 Find the...
Name: 10. [8 points] Consider a discrete-time LTI system with input x[n] and out- put y[n]. When the input signal x[n] = (6)" is applied to the system, the output signal is y[n] = 0 for all n When the input signal xn] (3)" u[n] is applied to the system, the output signal is y[n] = A 8[n] + 2 (5)" u[n] for all n, where A is a constant number a) Find A. b) Find the impulse response of...
Problem 3. Discovering the System from the Output. 25 points. x[n] yln] Figure 2: A cascade of two LTI systems. yIn] 2 2 -6-5-4-3 4 5 6 7 Figure 3: The system output y[n] (a) 20 points. Consider the system in Figure 2 which is a cascade of two LTI systems, with hn n]26[n 1]. For input signal [n]-6[n] 1+n -1], the output y[n] appears in Figure 3. Determine the impulse response h2[n].
QUESTION 4 a. Determine the frequency spectrum of the signal x(t) b. What is the Nyquist rate for this signal? cos(t) + 5sn3t. me-invariant system defined by, dt dt what will the system output y(t) be? QUESTION 5 The system function of a casual LTI system is given as, 2s a. Find the impulse response of the system. b. Find the step response of the system. A causal discrete-time LTI system is described by, y[n] - (3/4) yin-1+(1/8) yin-21 xn]...
signal and system
8) By using Laplace transform determine the transfer function and the impulse response of the system with equation below. y) is the output and u) is the input to the system + 6 dt2
8) By using Laplace transform determine the transfer function and the impulse response of the system with equation below. y) is the output and u) is the input to the system + 6 dt2
for the plot, provide the matlab code.
3. Let the input signal x[n] (defined for -<n < oo) to the system be x[n] = 3 cos( 0.05πn) + 4 cos( 0.45πn) + cos( 0.95 n) and the transfer function be 1-re-je a) Plot this signal as a function of n. b) Determine and plot the output y[n] produced by the system due to the input analyzed in part a) of this problem. Do this first with r 0.05 and then...
(20 pts.) Determine the output sequence of the system with impulse response h[n] 6. u[n] when the input signal is x[n] = 2e-n + sin(nn)- 2, -co <n< 0o. 7. (20 pts.) Determine the response of the system described by the difference equation 1 1 y(n)y(n1)n2)x(n 8 7 for input signal x(n) u(n) under the following initial conditions 1, y(-2) 0.5 y(-1)
(20 pts.) Determine the output sequence of the system with impulse response h[n] 6. u[n] when the input...
4. (15 points - PA.3) Consider the RLC circuit shown below, where the input and output x(t) and y(t) are the input voltage vi(t) and capacitor voltage vc(t) respectively, and R = 1 K12, C = 0.1 mF, L = 100 H. i(t) + (i) Determine the frequency response of the system H (jw), as well as its magnitude and phase responses. What type of filter does it correspond to? (ii) Sketch its magnitude and phase response in Matlab. You...
PROBLEM IV (25 points) The periodic signal ft) (with A=4) is placed at the input of a LTI system. Λ) ΑΔΑ 1(s) -8 6 -4 -2 0 2 4 6 8 The transfer function of the system is Η(s) - Find the Exponential Fourier Series of the periodic signal at the output of the system
(4 points) Consider a system H that takes a signal x(t) as input
and returns the even part of x(t) as output, i.e., xe(t) = H(x(t))
where xe(t) is the even part of x(t). Is it time invariant? Is it
stable? (c) (5 points) Consider the following three systems:
S1 : w(t) = x(t/2) S2 : z(t) =Zt −∞ w(τ)dτ S3 : y(t) = S3(z(t)) The
three systems are connected in series as illustrated here:
Choose the third system S3,...
Problem 6 (25 points) For any discrete signal x[n], input to the system given in Figure 6, it is known that the output y[n] is equal to x[n]. (-1)" (-1)" H (1) x[n] 0 Heº) -(n)=x[n] Hey[n]=x[n] H () Figure 6: System of Problem 6. The high-pass filters Hi(ej) and H2(ej) are given by 3 Hlejl-{ 2, s1, Hz(239) = { 0, 112 , H2(en) = { 0, 0319 Š T' 121 > 207 0 < 19213 21 Find the...
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