Linear systems 2 Sketch the following signals, (a) u(n +2) - u(n-3) (b) 3.3-3 (d) (c)...
it is Linear Systems Analysis class 1.4-1 Sketch the signals (a) u(t-5)-uſt-7)(b) uſt-5)+u(t-7) (c) lu(t-1)-ut-2)] (d) (t - 4)[u(t - 2) - uſt - 4)]
Signals and system A)Sketch the signal x(n)=u(n)-u(n-2) B)Determine if signal sin3 (n) is periodic.
linear Signals and systems 1. (20 pts) :Let hn) n un 3), (1) (] n 3), n] a) Deternine the cnergy and power of each of the above signalbs. (b) Evaluate y[n] h[n] *?[n] using the sliding-tape algorithm" do convolution graphically
Compute the DTFTs for the following signals. In a. x[n] = (3)" u[-n – 1] b. x[n] = 2” sin (n)u[-n]
Problem 2. Decide if the following systems are linear, time-varying, causal, and have memory. The signals r[n] or r(t) are the input, and the signals y[n] or y(t) are the output Put Y for Yes, and N for No. No justification is needed. Linear? Time-Invariant?Causal?Has Memory? System y(t) = cos[r(t)] y(t) = 2t-x(t + 1) y(t) = r(3) 2 | 6 | y[n] = x[n] + x[n-1] + 1
a) Find the transform of the following signals and plot the ROC . I x(n)-(0.5)'u(-n-3)+2(0.75) u(n+2) x(n)--on2u(n-2) a) Find the transform of the following signals and plot the ROC . I x(n)-(0.5)'u(-n-3)+2(0.75) u(n+2) x(n)--on2u(n-2)
QUESTION 1 (a) For a given mathematical equation, sketch the signals of: (1) x1 [n] = (n − 2)(u[n + 2] – u[n – 2]) + 48[n + 1] + 8[n – 2] (ii) x2 [n] = 3u [n + 1] - 3u[n – 1] (b) (8 marks) Based on the signal that you sketch in Qla(i), illustrate a new transformed signal yı[n] by performing (1), discuss the difference between original signal in Q(a)(i) and new signal in term of...
Linear Systems and Signals ECEN 400 [2096] Two sequences, a(n) and htn) are given by: 1. (1) Represent the x(n) and hin) in sequence format and label 1 for n-0 position. (2) Determine the output sequence yín) using the convolution sum, and represent the yín) in sequence (3) Plot (Stem) xn), hin) and y(n) format and label 1for -0 position. s) x(n hln) y ln) 0-3 0-4, 0.4 2. [2096] Given a following system, (1) Find the transfer function H...
3. Sketch stuff (by hand or by computer) 3.1 Systems signals The signal x()-sin^t), for 0stsl; is applied to a circuit with an impulse response given by h(t)-2, for Osts1. Sketch these signals and the output of the circuit If the input signal is now set to x()-6(t-3), sketch the input and output signals. (3.2)
signals and systems How to solve if coefficients are: A= -2 B = 1 C = 2 zBzC (b) (24 points) For the additional information given in each case below, determine the output ya for all n. (i) The system is causal and ipatn Inl (ii) The system is stable and input z--1 ii) The system is causal and stable, while the (bilateral) a-transform of input n has ROC of al<1 In (c) (8 points) For the (non-causal) system implied...