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Question 1: The following system gets its input signal g(t) and convolve it with a train...
Suppose, we let g(t) of problem 1 be periodic (i.e., g(t) is 9T (t) according to the notation using). To be prec...
Suppose, we let g(t) of problem 1 be periodic (i.e., g(t) is 9T (t) according to the notation using). To be precise let A 4Volts, let the pulse width T-0.1 seconds and let the 0.2 seconds. Find its continuous Fourier transform. Hint: gr. (t) is now that we are fundamental period To periodic and hence you can first find the Fourier series coefficients (C,) and relate those coefficients to the continuous Fourier transform of a periodic signal. Accurately sketch the...
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t)+j...
Please solve parts d and e
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t)+j2 exp(-j10t) +3 -j2 exp(j10t) + (2-j2) exp(300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal c. Find the Fourier Transform of f(t). d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part of f(t) by at least 50%. Write down its H(o) and...
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t) +...
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t) +j2 exp(-j10t) +3 -j2 exp^10t)+ (2-j2) expG300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal c. Find the Fourier Transform of f(t) d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part oft(t) by at least 50%. Write down its H(0) and plot its spectrum. e. Plot the spectrum...
Let a periodic signal x(t) with a fundamental frequency ??e2? have a period 4.6 (a) Plot...
Let a periodic signal x(t) with a fundamental frequency ??e2? have a period 4.6 (a) Plot x(t), and indicate its fundamental period To (b) Compute the Fourier series coefficients of x(t) using their integral (c) (d) Answers: x(t) is periodic of fundamental period definition. Use the Laplace transform to compute the Fourier series coefficients Xk. Indicate how to compute the dc term. Suppose that y(t) = dx(t)/dt, find the Fourier transform of x(t) by means of the Fourier series coefficients...
(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 bel...
(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...
Problem (3) a) A periodic square wave signal x(t) is shown below, it is required to answer the below questions: x(t) 1. What is the period and the duration of such a signal? 2. Determine the fund...
Problem (3) a) A periodic square wave signal x(t) is shown below, it is required to answer the below questions: x(t) 1. What is the period and the duration of such a signal? 2. Determine the fundamental frequency. 3. Calculate the Trigonometric Fourier Series and sketch the amplitude spectrum and phase spectrum of the signal x(t) for the first 5 harmonics. b) Find the Continuous Time Fourier Series (CTFS) and Continuous Time Fourier Transform (CTFT) of the following periodic signals...
Question We are given the following signal (t), which is also known as "infinite train" of...
Question We are given the following signal (t), which is also known as "infinite train" of Dirac delta functions. w(t) TITI t(ms) -20 -10 0 10 20 30 Write a mathematical expression for w(t) in the time domain. Find the Fourier coefficients of the signal using the definition and its Fourier transform W(S) [Note that results without correct derivation will get minimal points]. Sketch the signal magnitude spectrum | W (f). Is this signal an energy or a power signal?...
problem E 1. 20 points Consider the signal g(t) = t2 over the interval (-1,1) and...
problem E
1. 20 points Consider the signal g(t) = t2 over the interval (-1,1) and it's periodic extension. (a) Find the exponential Fourier series (F.S.) for this signal. (b) Find the compact trigonometric Fourier series. (c) From the exponential F.S., plot the amplitude and phase spectrum. (d) Plot the approximated signal you obtain via the Fourier Series with (i) the DC component only; (ii) up to the first harmonic, and (iii) up to the second harmonic e) Using Parseval's...
The exponential Fourier series of a certain periodic signal is given as: f(t) = (2+j2) exp(-j300t...
The exponential Fourier series of a certain periodic signal is given as: f(t) = (2+j2) exp(-j300t) + j2 exp(-j10t) +3 - j2 exp(j10t) + (2-j2) exp(j300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal. c. Find the Fourier Transform of f(t). d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part of f(t) by at least 50%. Write down its H(ω) and plot its...
The exponential Fourier series of a certain periodic signal is given as: f(t) = (2+j2) exp(-j300t)...
The exponential Fourier series of a certain periodic signal is given as: f(t) = (2+j2) exp(-j300t) + j2 exp(-j10t) +3 - j2 exp(j10t) + (2-j2) exp(j300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal. c. Find the Fourier Transform of f(t). d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part of f(t) by at least 50%. Write down its H(ω) and plot its...
Suppose, we let g(t) of problem 1 be periodic (i.e., g(t) is 9T (t) according to the notation using). To be precise let A 4Volts, let the pulse width T-0.1 seconds and let the 0.2 seconds. Find its continuous Fourier transform. Hint: gr. (t) is now that we are fundamental period To periodic and hence you can first find the Fourier series coefficients (C,) and relate those coefficients to the continuous Fourier transform of a periodic signal. Accurately sketch the...
Please solve parts d and e
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t)+j2 exp(-j10t) +3 -j2 exp(j10t) + (2-j2) exp(300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal c. Find the Fourier Transform of f(t). d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part of f(t) by at least 50%. Write down its H(o) and...
The exponential Fourier series of a certain periodic signal is given as f(t) (2+j2) exp(-j300t) +j2 exp(-j10t) +3 -j2 exp^10t)+ (2-j2) expG300t) a. Find the compact trigonometric Fourier series of f(t). b. Find the bandwidth of the signal c. Find the Fourier Transform of f(t) d. Design a simple low pass filter (RC circuit) that reduces the amplitude of the highest frequency part oft(t) by at least 50%. Write down its H(0) and plot its spectrum. e. Plot the spectrum...
(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...
Problem (3) a) A periodic square wave signal x(t) is shown below, it is required to answer the below questions: x(t) 1. What is the period and the duration of such a signal? 2. Determine the fundamental frequency. 3. Calculate the Trigonometric Fourier Series and sketch the amplitude spectrum and phase spectrum of the signal x(t) for the first 5 harmonics. b) Find the Continuous Time Fourier Series (CTFS) and Continuous Time Fourier Transform (CTFT) of the following periodic signals...
Question We are given the following signal (t), which is also known as "infinite train" of Dirac delta functions. w(t) TITI t(ms) -20 -10 0 10 20 30 Write a mathematical expression for w(t) in the time domain. Find the Fourier coefficients of the signal using the definition and its Fourier transform W(S) [Note that results without correct derivation will get minimal points]. Sketch the signal magnitude spectrum | W (f). Is this signal an energy or a power signal?...
problem E
1. 20 points Consider the signal g(t) = t2 over the interval (-1,1) and it's periodic extension. (a) Find the exponential Fourier series (F.S.) for this signal. (b) Find the compact trigonometric Fourier series. (c) From the exponential F.S., plot the amplitude and phase spectrum. (d) Plot the approximated signal you obtain via the Fourier Series with (i) the DC component only; (ii) up to the first harmonic, and (iii) up to the second harmonic e) Using Parseval's...
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