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Question# 1 A discrete time signal xin] is showing in figure. Skethch and label each of...
Discrete System question 9.3. The signals in Figure P9.2 are zero except as shown. (a) For the signal x,[n] of Figure P9.2(a), plot the following (i) 2 3n] (iii) 3x1n-2] (v) 12x-2n (ii 2xn (iv) 3- aIn (vi) 2 -n]-4 (b) Repeat part (a) for the signal xb[n] of Figure P9.2(b). (c) Repeat part (a) for the signal xn of Figure P9.2(c). (d) Repeat part (a) for the signal xn of Figure P9.2(d) 484 Discrete-Time Signals and Systems Chap. S...
A discrete-time signal xin] is periodic with period 8. One period of its Discrete Fourier Transform (DFT) harmonic function is (X[0], X[7]} = [3,4 + j5,-4 -j3,1+ j5,-4,1 j5,-4 + j3, 4 - j5). Solve the following: Average value of x[n] (i) [3 marks] Signal power ofx[n]. (ii) [5 marks] [n] even, odd or neither (iii) [3 marks] A discrete-time signal xin] is periodic with period 8. One period of its Discrete Fourier Transform (DFT) harmonic function is (X[0], X[7]}...
lig. 1 Problem 2) (20 points) A discrete-time signal x[n] is shown in Fig. 2. Sketch and label each of the following signals a) x[2n - 2] b) x[3n – 1] c) x[1 – n] d) x[-n - 1] x[n] -2 -1 0 1 2 1 4 n +-2 Fig. 2
4. Consider the following discrete-time signal: x[n 2 1 2 n → 1 -1 Carefully draw the following signals. Label the axes and amplitudes so the graph is unambiguous. (a) xa[n] = x[2n – 2]. (b) xh[n] = x[n] + x[n 1]u[-n] (c) x[n] = -x[-n]
Please Answer the following questions ASAP. Thanks! Transformations of independent variable 1. A discrete time signal is shown below. Sketch and carefully label x [2n 1 and xl-nlul-n1. 2. A continuous time signal x(t) is shown below. Sketch and carefully label x(t-1) and x(-t)-x(t)u(-t x(t) Even and Odd 3. Sketch x()Ev(sin(5mt)u(-t))for-1ts1 . Sketch the even and odd parts of signal x[n] in problem 1. Transformations of independent variable 1. A discrete time signal is shown below. Sketch and carefully label...
779 HV 20 TA: info EE306 HW1 Problem 1 A discrete-time signal { [n]} is shown in the figure below. Sketch and label carefully each of the following signals [n] -2 -1 0 1 2 3 4 (a) {x{n-1}} {8[n-3]} (b) {:r[4-n}} (c) {rn} {[2-n]} (d) {x{n-1} Problem 2 Plot the impulse response of each of the following systems. Make sure to specify the amplitude value of every sample. Use the symbols ...... to signify that the impulse response remains
10) A discrete-time signal is shown in Figure2. Sketch and label carefully the signal x[n]u[3 - n] -3 -2 -1 0 1 2 3 4 5 n
Discrete-time signal. Question is regarding Signals and Systems. Find the fundamental period of each these functions. (a) g[n]=cos(27n/10) (b) g[n] = cos(in/10)= cos(2īn/20) (c) g[n] = cos(2n/5)+cos(2 ron /7) (d) g[n]=ej 2an/20 +ej27n/20 (e) g[n]=e+j27n/3 + ej27n/4 (f) g[n]=sin(1310n/8) –cos(97n/6)=sin(2x1310n/16) -cos (2x3mn/4) (8) g[n]=e367n/21 + cos(22n/36)– sin(11ăn/33)
3. Given the following discrete-time signal: x[n] = 0.21u[n + 1] + u[n] – 2e0.inu[n – 3] - (1 - 20.in)Pu[n - 5] a) Sketch xin starting at n = -2 and ending at n = 6.
Digital Signal Processing (EEC 4963) Assignment 1 Discrete-Time Signals Express the signal 1. 1, 3sns-1 71 elsewhere 0, using each of the following representation methods (a) Graphical representation. (b) Sequence representation. (c) In terms of the unit sample function, δ[n], unit step function, u[n], and the unit ramp function, r[n]. Digital Signal Processing (EEC 4963) Assignment 1 Discrete-Time Signals Express the signal 1. 1, 3sns-1 71 elsewhere 0, using each of the following representation methods (a) Graphical representation. (b) Sequence...