![Problem 3: Consider an IIR filter described by the difference equation (a) What is the system function H(a) of this fiter? [5 points) (b) Determine the zeros and poles of the system and sketch the zero-pole plot in z-plane. 5 points (c) Plot the block diagram of this IIR filter. [10 points (d) Given the input zfn-cos(mn/3) + 2δ[n] + 5in-11, determine the output yln. 15 points](http://img.homeworklib.com/questions/f5804d50-7981-11eb-97db-ef46331e94bc.png?x-oss-process=image/resize,w_560)
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Problem 3: Consider an IIR filter described by the difference equation (a) What is the system...
For a causal LTI discrete-time system described by the difference equation:
For a causal LTI discrete-time system described by the difference equation: y[n] + y[n – 1] = x[n] a) Find the transfer function H(z).b) Find poles and zeros and then mark them on the z-plane (pole-zero plot). Is this system BIBO? c) Find its impulse response h[n]. d) Draw the z-domain block diagram (using the unit delay block z-1) of the discrete-time system. e) Find the output y[n] for input x[n] = 10 u[n] if all initial conditions are 0.
a. What is the significance of the name IIR in the IIR filter? b. How negative...
a. What is the significance of the name IIR in the IIR filter? b. How negative feedback is more stable than positive feedback? c. FIR filter described by the difference equation y(n)=x[n]+3x[n-2]+6x[n-31+ 3x [n-1] i. Find the transfer function and order of the system ii. What is the term FIR signifies? [5 Marks] A video processing system internally performs filtering operation using IIR filter defined by the transfer function 1+ 4z-1 + z-2 1- 1.52-2 -0.093752-3 Find the poles and...
Discrete Time Signal Processing Question 1. Consider an IIR filter A(1-2-1 cos ω0) 1-2cos ω02-1+2...
Discrete Time Signal Processing Question 1. Consider an IIR filter A(1-2-1 cos ω0) 1-2cos ω02-1+2 I. Compute its impulse response using the difference equation with an impulse signal δ(n) as the input. Use trigonometric identities to simplify the result as much as you can 2. Draw the diagram showing the implementation of this filter in terms of adders, delays and multipliers Note: The IIR filter above generates a cosinusoidal signal when an impulse signal is applied at its input.] Question...
We wish to implement an IIR filter with poles at z = +1,- and zeros at...
We wish to implement an IIR filter with poles at z = +1,- and zeros at z = 2.-3. Assume that each real multiplier takes Tm = 2 ns and each 2-input real adder takes Ta = 1 ns to complete. In the following, no complex multipliers or adders are to be used. (a) Write down the transfer function H() of this IIR filter in terms of first and second order terms with real-valued coefficients. (b) Sketch the block diagrams...
3. A digital filter is described by the difference equation where u[n] represents the unit step...
3. A digital filter is described by the difference equation where u[n] represents the unit step sequence. The initial conditions of the system are y[-1] = 0 and y[-2] = 1. (a) Draw a block diagram implementation of the above system. (b) Determine the output y[n] (c) Determine the zero-input solution. (d) Determine the zero-state solution. (e) Is the system stable? Justify your answer
Question 3 (30 marks) Consider the digital filter structure shown in the below figure: x[n yIn] 3 (a) Transform the giv...
Question 3 (30 marks) Consider the digital filter structure shown in the below figure: x[n yIn] 3 (a) Transform the given block diagram to the transposed direct form II one. 2 (b) Determine the difference-equation representation of the system 4 (c) Find the transfer function for this causal filter and state the pole-zero pattern (d) Determine the impulse response of the system 2 (e) For what values of k is the system stable? (f) Determine yln if k 1 and...
Given the following difference equation that describes the input output relationship, (a) Express Y(z), the z-transform...
Given the following difference equation that describes the input output relationship, (a) Express Y(z), the z-transform of the output, in terms of X(z), the z-transform of the input. (b) Find the system function H(z). (c) Identify the zeros and poles. Sketch the zero-pole plot. (d) For an input rn]- cos (n), find the output yn] (e) Use the zero-pole plot to explain what you obtain in d)
Problem 3 (25 points A linear time-invariant filter is described by the difference equation a. (5)...
Problem 3 (25 points A linear time-invariant filter is described by the difference equation a. (5) Write an expression for the frequency response of the system, H(e/). b. (5) Sketch the magnitude response of the system as a function of frequency over Nyquist interval. (5) Determine the output when the input is xln] 5+2cos(0.5 sequence e. (5) Determine the output when the input is the unit-step sequence uln.
2. Consider a second IIR filter a. Determine the system function H(z), pole-zero location (patterns), and plot the pole-zero pattern. b. Determine the analytical expression for frequency response...
2. Consider a second IIR filter a. Determine the system function H(z), pole-zero location (patterns), and plot the pole-zero pattern. b. Determine the analytical expression for frequency response, magnitude, and phase response. c. Choose b so that the maximum magnitude response is equal to 1. d. Plot the pole-zero pattern and the magnitude of the frequency response as a function of normal frequency.
2. Consider a second IIR filter a. Determine the system function H(z), pole-zero location (patterns), and plot...
A causal discrete-time LTI system is described by the equation
A causal discrete-time LTI system is described by the equationwhere z is the input signal, and y the output signal y(n) = 1/3x(n) + 1/3x(n -1) + 1/3x(n - 2) (a) Sketch the impulse response of the system. (b) What is the dc gain of the system? (Find Hf(0).) (c) Sketch the output of the system when the input x(n) is the constant unity signal, x(n) = 1. (d) Sketch the output of the system when the input x(n) is the unit step signal, x(n)...
a. What is the significance of the name IIR in the IIR filter? b. How negative feedback is more stable than positive feedback? c. FIR filter described by the difference equation y(n)=x[n]+3x[n-2]+6x[n-31+ 3x [n-1] i. Find the transfer function and order of the system ii. What is the term FIR signifies? [5 Marks] A video processing system internally performs filtering operation using IIR filter defined by the transfer function 1+ 4z-1 + z-2 1- 1.52-2 -0.093752-3 Find the poles and...
Discrete Time Signal Processing Question 1. Consider an IIR filter A(1-2-1 cos ω0) 1-2cos ω02-1+2 I. Compute its impulse response using the difference equation with an impulse signal δ(n) as the input. Use trigonometric identities to simplify the result as much as you can 2. Draw the diagram showing the implementation of this filter in terms of adders, delays and multipliers Note: The IIR filter above generates a cosinusoidal signal when an impulse signal is applied at its input.] Question...
We wish to implement an IIR filter with poles at z = +1,- and zeros at z = 2.-3. Assume that each real multiplier takes Tm = 2 ns and each 2-input real adder takes Ta = 1 ns to complete. In the following, no complex multipliers or adders are to be used. (a) Write down the transfer function H() of this IIR filter in terms of first and second order terms with real-valued coefficients. (b) Sketch the block diagrams...
3. A digital filter is described by the difference equation where u[n] represents the unit step sequence. The initial conditions of the system are y[-1] = 0 and y[-2] = 1. (a) Draw a block diagram implementation of the above system. (b) Determine the output y[n] (c) Determine the zero-input solution. (d) Determine the zero-state solution. (e) Is the system stable? Justify your answer
Question 3 (30 marks) Consider the digital filter structure shown in the below figure: x[n yIn] 3 (a) Transform the given block diagram to the transposed direct form II one. 2 (b) Determine the difference-equation representation of the system 4 (c) Find the transfer function for this causal filter and state the pole-zero pattern (d) Determine the impulse response of the system 2 (e) For what values of k is the system stable? (f) Determine yln if k 1 and...
Given the following difference equation that describes the input output relationship, (a) Express Y(z), the z-transform of the output, in terms of X(z), the z-transform of the input. (b) Find the system function H(z). (c) Identify the zeros and poles. Sketch the zero-pole plot. (d) For an input rn]- cos (n), find the output yn] (e) Use the zero-pole plot to explain what you obtain in d)
Problem 3 (25 points A linear time-invariant filter is described by the difference equation a. (5) Write an expression for the frequency response of the system, H(e/). b. (5) Sketch the magnitude response of the system as a function of frequency over Nyquist interval. (5) Determine the output when the input is xln] 5+2cos(0.5 sequence e. (5) Determine the output when the input is the unit-step sequence uln.
2. Consider a second IIR filter a. Determine the system function H(z), pole-zero location (patterns), and plot the pole-zero pattern. b. Determine the analytical expression for frequency response, magnitude, and phase response. c. Choose b so that the maximum magnitude response is equal to 1. d. Plot the pole-zero pattern and the magnitude of the frequency response as a function of normal frequency.
2. Consider a second IIR filter a. Determine the system function H(z), pole-zero location (patterns), and plot...
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