We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Problem Show that a system with excitation x[n] and response y[n] described by yin] nx[n], is...
A system is described by: y[n] − 5y[n − 1] + y[n − 2] = 3x[n − 1] − 4x[n − 2] Is the system linear or non linear? Variant or shit invariant? Show your working out. Will rate answer :)
Consider a DT system with input x[n] and output y[n] described
by the difference equation 4y[n+1]+y[n-1]=8x[n+1]+8x[n]
73 Consider a DT system with input xin and output yin] described by the difference equation (a) What is the order of this system? (b) Determine the characteristic mode(s) of the system (c) Determine a closed-form expression for the system's impulse response hln].
73 Consider a DT system with input xin and output yin] described by the difference equation (a) What is the order...
For the system described by y[n] = n2 x[n – 1], determine whether it is a) Linear or not b) Time-invariant or not c) BIBO stable or not d) Causal or not and e) Memoryless or not
3. Impulse response 10.18. Suppose that the system of Figure P10.3 is described by each of the following system equations. Find the impulse response of this system by letting x[n] = b[n] to obtain yin = hin. (a) yin) = xin + 7] + x[n - 7 (b) ylu] E x[k] + £ *[k – 21
5. A DT system having input x[n] and output yIn] is described by the difference equation J?nJ 0.8 IJln 2] x[n]-0.75x(n-l]. Assuming that x[n]-n(0.75)" u[n], use transfomn methods to determine the output y[n]. The property of DTFTs glnl Lm?G(e'?) then > / G(er) should help in obtaining the DTFT of the input. (20 pts.) ds2
P2.19 A linear and time-invariant system is described by the difference equation y(n) 0.5y(n 10.25y(n 2)-x(n) + 2r(n - 1) + r(n -3) 1. Using the filter function, compute and plot the impulse response of the system over 0n100. 2. Determine the stability of the system from this impulse response. 3. If the input to this system is r(n) 5 3 cos(0.2Tm) 4sin(0.6Tn)] u(n), determine the 200 using the filter function response y(n) over 0 n
Problem 4. Given the input/output system represented by t-1 y(t) = 2 ( x(y - 3) dy where x(t) is the input and y(t) is the output, a) Determine whether the system is linear or non-linear. b) Determine the impulse response h(t, to) of the system by setting x(t)= 8(t–to). c) Determine whether the system is time invariant or time variant. d) Determine whether the system is causal or non-causal.
Consider the discrete-time system with input x[n] and output y[n] described by : y[n]=x[n]u[2-n] Which of the following properties does this system possess? Justify your answer in each case. Do not use Laplace transforms a) Memoryless b)Time-invariant c) Linear d)Casual e) Stable
2. We have a system with the following difference equation: y nTx [nx n]2 cos () x n - ]xn 2 _ (a) Find the frequency response of the system for wo. = (b) If we want to tune the system so that the response to a an all zero signal, how should we set &o? Show that the response to the following signal is zero for all n with a properly selected wn value: given sinusoid with frequency û\...
1. For a stable and causal filter described by the following difference equation: yIn] = 1.3y[n-1] + 0.4y[n-2] + 2x[n] - 1.3x[n-1]. For a sinusoidal input elnnu[n], Determine (a) the steady state response, (b) the transient response, (c) the 60 dB time constant.
1. For a stable and causal filter described by the following difference equation: yIn] = 1.3y[n-1] + 0.4y[n-2] + 2x[n] - 1.3x[n-1]. For a sinusoidal input elnnu[n], Determine (a) the steady state response, (b) the transient response,...