ZuoTi.Pro
Question

2) An LTI DT system is defined by the difference equation: y[n] = -0.4yIn - 1] + x[n]. a) Derive the impulse response of the

engineering   Electrical-Engineering   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

as Given, yen = 0.44 (0-1) talin) time shiking propelty xlnog) = 2 hox (2) shell silm) (2) 4800: R. a) Implase respones applyXG) Z- 2 No. & Given y(i)= 1, (b)= ulm) - uth-2). Concept Zn (e) a xn-1)= {X (2) + X (H) } in yn = con y(n-1) + 2 (m) applyGuys,if you are satisfied with the answer,please give thumbsup.(put in lots of effort to solve the problem)
If not comment below ,I will clarify the doubt.

0 0
Add a comment
Know the answer?
Add Answer to:
2) An LTI DT system is defined by the difference equation: y[n] = -0.4yIn - 1]...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 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.

  • Question 2. Consider the DT system described by the difference equation y[n] - 0.2y[n-1]xIn-1] De...

    Question 2. Consider the DT system described by the difference equation y[n] - 0.2y[n-1]xIn-1] Determine directly yl-1]-1. in the time domain its zero-input response for the initial value of Question 2. Consider the DT system described by the difference equation y[n] - 0.2y[n-1]xIn-1] Determine directly yl-1]-1. in the time domain its zero-input response for the initial value of

  • CONVOLUTION - Questions 4 and 5 4. Consider an LTI system with an impulse response h(n)...

    CONVOLUTION - Questions 4 and 5 4. Consider an LTI system with an impulse response h(n) = [1 2 1] for 0 <n<2. If the input to the system is x(n) = u(n)-un-2) where u(n) is the unit-step, calculate the output of the system y(n) analytically. Check your answer using the "conv" function in MATLAB. 5. Consider an LTI system with an impulse response h(n) = u(n) where u(n) is the unit-step. (a) If the input to the system is...

  • A DT LTI system has impulse response

    A DT LTI system has impulse response$$ h[n]=\left\{\begin{array}{cc} 1 & n \in\{-1,0,1\} \\ 0 & \text { otherwise } \end{array}\right. $$(a) Is this system BIBO stable? Prove your answer.(b) Is this system causal? Prove your answer.(c) Is this system memoryless? Prove your answer.(d) What would the response of this system to the signal$$ x[n]= \begin{cases}1 & n \in\{0,1\} \\ 0 & \text { otherwise }\end{cases} $$

  • Consider an LTI system whose input x[n] and output y[n] are related by the difference equation...

    Consider an LTI system whose input x[n] and output y[n] are related by the difference equation y[n – 1] + 3 y[n] + $y[n + 1] = x[n]. Determine the three possible choices for the impulse response that makes this system 1) causal, 2) two-sided and 3) anti-causal. Then for each case, determine if the system is stable or not. Causality Impulse Response Stability Causal Unstable v two-sided Unstable anti-Causal Unstable y In your answers, enter z(n) for a discrete-time...

  • 1. An LTI system has impulse response defined by h (n )={2 ,2 ,−1,−1 ,−1,−1}first 2...

    1. An LTI system has impulse response defined by h (n )={2 ,2 ,−1,−1 ,−1,−1}first 2 zero  . Determine the outputs when the input x(n) is (a) u(n ) ; (b) u(n−4 ) 2. Let the rectangle pulse x ( n )=u ( n ) −u (n −10 ) be an input to an LTI system with impulse response h (n )=(0.9 )n u (n ) . Determine the output y ( n ) . (Hint: You need to consider muliple...

  • Consider an LTI system with input sequence x[n] and output sequence y[n] that satisfy the difference equation

    Consider an LTI system with input sequence x[n] and output sequence y[n] that satisfy the difference equation 3y[n] – 7y[n – 1] + 2y[n – 2] = 3x[n] – 3x[n – 1] (2.1) The fact that sequences x[ ] and y[ ] are in input-output relation and satisfy (2.1) does not yet determine which LTI system. a) We assume each possible input sequence to this system has its Z-transform and that the impulse response of this system also has its Z-transform. Express the...

  • a = 3 signals and systems 1) [10 pts. Let a system be defined as ta...

    a = 3 signals and systems 1) [10 pts. Let a system be defined as ta y(t) x(31 - 2a)dt 2a Is this system b) No b) No b) No vii) memoryless? a) Yes viii) Linear? a) Yes ix) Time invariant? a) Yes x) Causal? a) Yes xi) BIBO stable? a) Yes 2) [5 pts. What is the impulse response h(t)? 3) [10 pts.] Let a signal in s domain b) No b) No 2 Y(S) Sa What is the...

  • Consider an LTI system defined by the difference equation

    Consider an LTI system defined by the difference equationy[n] = -2x[n] + 4x[n-1] - 2x[n-2] (a) Determine the impulse response of this system. (b) Determine the frequency response of this system. Express your answer in the form H(ejw) = A(ejw)e-jwndwhere A(ejw) is a real function of w. Explicitly specify A(ejw) and the delay nd of this system

  • 2. A discrete time LTI system is described by the difference equation (assume initial conditions are...

    2. A discrete time LTI system is described by the difference equation (assume initial conditions are zero) y[n] + y[n – 1] = x[n] + 1/4x[n – 1] – 1/8x[n – 2] a) Find the transfer function of the system H(z). b) If you take the inverse of the transfer function (1/H(z)), is the system stable? Prove yes or no.

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT