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signal and systems 9. Consider the convolution of two of the following signals : | att)...
Signal system question.
EEGR 221 Signals and Systems Homework 3 Determine whether the following systems are (i) Memoryless (ii) Invertible (ii) Casual (iv) Stable (v) Time invariant (vi) Linear (a) y(t)-5x(2t +4) (b) y(t)-7 x(2t 1) +3 (c) y(t)e4x(c) (d) y(t)-sin (x(t + 1)) (e) y(t) x(t)l (1) y() log(x(t)) Your answer must have 3 components for each property 1) Definition of the property 2) Yes or NO 3) Justification and the test that you have done to give the...
Signals and Systems
ҳL+) 0-1 3 Consider the XLt) signal, Draw the following signals in detalle N 1 G o 1 a) X(t-1) 3 2 b b) [xlt) + x(-1)] Ult) c) X(t) [S(t+Ž) -8(+-+]
SIGNALS AND SYSTEMS:
Part (b) and (c)
1.25 Full-wave rectified signal-Consider the full-wave rectified signal ,(t) = I sin(rt)! finite-power P.. Find it (b) It is always useful to get a quick estimate of the power of a periodic signal by finding a bound for the signal squared. Find a bound for ly(t)2 and show that P,1 (c) Use symbolic MATLAB to check if the full-wave rectified signal has finite power and if that value coincides with the Py you...
It's about signals and systems. I need some help to
make MATLAB codes of this problems. Thank you :)
Discrete-Time Periodic Signal 4 1. Convolution and Discrete-Time Fourier Series (DTFS) (a) Generate a periodic signal r2n] with the fundamental period N n]sin(2Tn/10)sin(27n/20) sin(27n/30), for 0nN-1 Find the fundamental frequency 2T/N with the fundamental period N (b) Generate a periodic signal h2[nl with the fundamental period N h2[n](1/2)", for 0n< N - 1 (c) Using the conv function in Matlab, compute...
2 (20 marks) Consider the signals: x(t)=u(1+1)-n(1-1), a) Plot x(20) andrespectively (b) Calculate the following convolution, (a)Plot x(21) and«S),respectively. (c) Plot the following signal
9. Determine whether the following systems are invertible. If so, find the inverse. If not, find 2 input signals that produce the same output. (a) y)-r (b) yn]-ewl, where a is a real number (c) yt)-vx(t) for real-valued signals x(t) (d) yIn] xIn] (complex conjugate) 10. In most of the book, we will be discussing ways to analyze linear time-invariant (LTI) systems. As we will explore in much more detail later, the response of an LTI system to a particular...
(a) Determine the Fourier transform of x(t) 26(t-1)-6(t-3) (b) Compute the convolution sum of the following signals, (6%) [696] (c) The Fourier transform of a continuous-time signal a(t) is given below. Determine the [696] total energy of (t) 4 sin w (d) Determine the DC value and the average power of the following periodic signal. (6%) 0.5 0.5 (e) Determine the Nyquist rate for the following signal. (6%) x(t) = [1-0.78 cos(50nt + π/4)]2. (f) Sketch the frequency spectrum of...
Name: UIN: Course No 4. (20 points, 5 points each) Two finite length signals, nijej and rlel are given Let y(n] be the linear convolution of a ej and lal (a) Detemine yin) (b) Ifwe execute the following Matlab script to get yiin what is ynn List all values in y(n) p-ifftfh,8).h,8)),8)% (hint: 8-point circular convolution) (c) Ifwe execute the following Matlab script to get yinl what is ylm? List all values in yin n- ifhiiff,10)ffhc,10)),10)(hint: 10-point circular convolution) Write...
9. MATLAB Problem: Use Matlab to find the convolution y(t) of f(t)2tu(t) and h(t) ut1u(t-1). You should submit a printout of the matlab code as an m-file with comments (using %) explaining the role of each line. You should also submit a plot ofy(t) for-l sts 4. You may find Computer Example C2.4 on page 137 useful EXAMPLE FROM BOOK IS BELOW. System Response to External Input: The Zero-Sta 2.4 QComputer Example C2.4 Find c(t) = f(t) * g(t) for...
8. Find the Fourier transform of the following signal. (5 points) x(0) 2 1 9. Determine whether or not the following signals are periodic, and if periodic, give their periods in seconds and frequency in hertz. a. X(t) = 12.8 Cos (320xt - . (3 points). b. x(n) = 11.6 Cos (3n). (3 points). 6. x(n) = 1.45 sinn). (3 points). 10. Determine whether or not the LTI systems with the following impulse responses are causal and stable. Note that...