Search results for "Causal system" - Rhea

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• Lecture23ECE438F10
  ...a circle if the system is causal. Thus if one is trying to define a causal system for which the frequency response is well defined, then the poles of the tra
  2 KB (329 words) - 12:04, 18 October 2010
• Lecture25ECE438F10
  ...LTI system defined by a constant coefficient difference equation (but not causal).
  2 KB (260 words) - 12:42, 22 October 2010
• Decision Theory Glossary ECE662Spring2008
  Is the distance between two points in a cartesian coordinate system that is "measured by a ruler". The Euclidean distance between the points X= ...cab metric. The Manhattan distance between two points (X,Y) in a cartesian system is defined as <math>dist(X,Y)=\sum_{i=1}^n{|x_i-y_i|}</math>. This is equal
  31 KB (4,787 words) - 18:21, 22 October 2010
• ECE438 HW7 Solution
  c. Is the system stable? Explain why or why not? <br/> ...<math>p_2</math>| < 1 and this ROC contains the unit circle. Therefore the system is stable. <br/>
  19 KB (3,208 words) - 11:23, 30 October 2011
• ECE438 Week11 Quiz
  Then, calculate the impulse response and difference equation of the combined system <math>(T_1+T_2)[x[n]]</math>. Q2. Consider a causal FIR filter of length M = 2 with impulse response
  3 KB (462 words) - 10:42, 11 November 2011
• Six Basic Systems Properties
  A system with memory has outputs that depend on previous (or future) inputs. *Example of a system '''with''' memory:
  2 KB (370 words) - 12:59, 8 November 2010
• Systems properties
  *[[3.A_Adrian_Delancy_ECE301Fall2008mboutin|Basic system properties (definitions and reverse definitions)]] *[[3.A_Nicholas_Browdues_ECE301Fall2008mboutin|Basic system properties (definitions and reverse definitions)]]
  2 KB (257 words) - 09:08, 6 October 2011
• ECE438 Week14 Quiz
  Q2. Consider the following 2D system with input x(m,n) and output y(m,n) a. Is this a linear system? Is it space invariant? <br/>
  3 KB (515 words) - 10:43, 11 November 2011
• 2011 Spring ECE 301 Boutin
  ...<br>Comment: can you add an example of a memoryless system? Also a causal system?- a student <br>Sure. Here they are. -pm **[[Invertibility of a system ECE301S11|Is the following system invertible?]]
  18 KB (2,485 words) - 10:36, 11 November 2011
• Lecture6ECE301S11
  ...f a memoryless system, a causal system, an invertible system, and a stable system. We then more on to the very important concept of time invariance. I announ **[[Invertibility_of_a_system_ECE301S11|Is the following system invertible?]]
  2 KB (232 words) - 05:41, 2 February 2011
• HW3 ECE301 Spring2011 Prof Boutin
  Which of the following systems are invertible? Memoryless? Causal? Stable? Linear? Time-invariant? (Justify your answers mathematically.) The unit impulse response of an LTI system is
  3 KB (402 words) - 12:19, 7 February 2011
• 2011 Spring ECE 301 Bouton Notes
  == Causal LTI system defined by cst coeff diff equations == What is the frequency response of this system? Recall:
  10 KB (1,788 words) - 09:22, 11 April 2013
• Lecture 10 online ECE301S11 Prof Boutin
  #Causal CT/DT systems described by differential/difference equations (Sections 2.4. ...the definition of a "causal" sytem. If you recall, a "causal system" is a system whose response at time t only depends on the input at previous times, i.e.
  10 KB (1,922 words) - 13:46, 2 February 2011
• HW4 ECE301 Spring2011 Prof Boutin
  ...f some LTI systems are given below. Which of these systems are memoryless? Causal? Stable? (Justify your answers mathematically.) An LTI system has unit impulse response <math class="inline"> h(t) = e^{ t} \left( u(t-
  4 KB (663 words) - 15:15, 12 February 2011
• Causal system question ECE301S11
  Topic: System Properties The input x(t) and the output y(t) of a system are related by the equation
  2 KB (253 words) - 16:22, 26 November 2013
• HW3 ECE301 Spring2011 Prof Boutin Solutions
  Let <math>x_1[n]=0</math> for all <math>n</math> be an input to the given system. Then, its response is <math>y_1[n]=0</math> for all <math>n</math>. Let <math>x_2[n]=\delta [n]</math> be an input to the given system. Then, its response is <math>y_2[n]=0</math> for all <math>n</math>.
  14 KB (2,585 words) - 17:30, 15 February 2011
• HW4 ECE301 Spring2011 Prof Boutin Solutions
  ...h[n]\neq 0</math> for all <math class="inline">n\neq 0</math>. Hence, this system has '''memory'''. ..."there exists a non-zero n such that h[n] is not zero." So to show that a system has memory, it is sufficient to show that there exists a non-zero n for whi
  12 KB (2,321 words) - 10:13, 3 March 2011
• Signals and systems practice problems list
  *Basic System Properties **[[Invertibility_of_a_system_ECE301S11|Is the following system invertible?]]
  12 KB (1,768 words) - 10:25, 22 January 2018
• HW5 ECE301 Spring2011 Prof Boutin
  .../TA/grader will know who is writing/grading what thanks to the peer review system, which keeps track of the Purdue career logins of the authors/graders. An LTI system has unit impulse response <math class="inline">h(t)= e^{-3t} u(t) </math>.
  4 KB (633 words) - 12:31, 2 March 2011
• Lecture21ECE301S11
  ...s to obtain a simple expression for the frequency response of a causal LTI system defined by a differential equation.
  2 KB (346 words) - 14:13, 28 February 2011
• Causal LTI System Difference Equation no1 ECE301S11
  = [[:Category:Problem_solving|Practice Question]] on Causal LTI systems defined by a linear, constant coefficient difference equation = Consider the LTI system defined by the difference equation
  5 KB (793 words) - 10:28, 11 November 2011
• ECE301inBME
  ...system question ECE301S11|memoryless?]] [[Causal system question ECE301S11|Causal?]] ...roaches to examine and manipulate the function and behavior of the nervous system. &nbsp;Concepts used include computational biology, neuroscience, electrica
  17 KB (2,368 words) - 10:53, 6 May 2012
• Lecture24ECE438F11
  ...niquely specify the system. We also observed that the transfer function of causal systems defined by constant coefficient difference equation is the outside [[Category:causal system]]
  1 KB (142 words) - 06:27, 11 September 2013
• Hw6 ECE438F11
  Consider a DT LTI system described by the following equation Find the response of this system to the input
  5 KB (916 words) - 03:56, 31 August 2013
• Lecture25ECE438F11
  ...real signal. We finished the lecture with an example of implicitly defined system, for which we obtained the transfer function. It was observed that it is mo [[Category:causal system]]
  1 KB (221 words) - 06:28, 11 September 2013
• Lecture26ECE438F11
  ...d window the unit impulse response of an ideal filter in order to obtain a causal FIR filter. A MATLAB plot of the example presented in class can be viewed o [[Category:causal system]]
  1 KB (164 words) - 06:30, 11 September 2013
• Hw6 ECE438F11sln
  c. Is the system stable? Explain why or why not? <br/> ...<math>p_2</math>| < 1 and this ROC contains the unit circle. Therefore the system is stable. <br/>
  11 KB (1,757 words) - 11:15, 30 October 2011
• Bonus point 1 ECE301 Spring2013
  ...each of the following systems&nbsp;: linear and non-linear, causal and non-causal, with and without memory, invertible/non-invertible, stable/non-stable, tim ...fault you can login to Rhea with your Purdue CAREER account. Note that the system keeps track of who writes what/when and this information is available for p
  3 KB (511 words) - 10:18, 15 May 2013
• 1st Bonus Point - Ryan Miller
  '''Linear system:''' y[n] = 8x[n/4] '''Non-linear system:''' y(t) = 5x^2(t) + 11
  2 KB (308 words) - 16:53, 10 February 2013
• ECE301 Bonus questions
  '''Linear system:''' y(t)=2x(t)+ 3 '''Non-linear system:''' y(t)=x(t)^2 + x(t) + 3
  1 KB (241 words) - 11:27, 10 February 2013
• ECE301 Spring2013 Bonus point 1
  '''a.) Linear and non-linear system''' Linear system: y[n] = x[n]+x[n-1]
  1 KB (227 words) - 11:58, 11 February 2013
• Krauserece301bonus1
  linear system: y = x₁(2t) + x₁(t) causal: y = e^t+5x(t-1)
  763 B (123 words) - 13:04, 11 February 2013
• HW8ECE438F13
  Consider a DT LTI system described by the following equation Find the response of this system to the input
  4 KB (638 words) - 10:04, 16 October 2013
• Hw8 ECE438F13sln
  c. Is the system stable? Explain why or why not? <br/> ...<math>p_2</math>| < 1 and this ROC contains the unit circle. Therefore the system is stable. <br/>
  11 KB (1,764 words) - 12:08, 29 October 2013
• HW8ECE438F14
  Consider a DT LTI system described by the following equation Find the response of this system to the input
  4 KB (640 words) - 06:37, 3 November 2014
• HW8ECE438F14 Soln
  c. Is the system stable? Explain why or why not? <br/> ...<math>p_2</math>| < 1 and this ROC contains the unit circle. Therefore the system is stable. <br/>
  11 KB (1,790 words) - 08:52, 10 November 2014
• Lecture31ECE438F14
  Today we generalized filter A and Filter B to the case of any causal system defined by a difference equation with constant coefficients .
  2 KB (221 words) - 07:30, 10 November 2014
• HW9ECE38F15
  Consider a DT LTI system described by the following equation Find the response of this system to the input
  4 KB (625 words) - 13:17, 16 November 2015
• HW9ECE438F15 Soln
  c. Is the system stable? Explain why or why not? <br/> ...<math>p_2</math>| < 1 and this ROC contains the unit circle. Therefore the system is stable. <br/>
  11 KB (1,782 words) - 00:17, 23 November 2015
• Something related to piano key frequencies, z transforms, and truncation windows
  ...region in the z-plane outside the outermost pole. Furthermore, if x[n] is causal, then the ROC also includes z = infinity. 1. A discrete-time LTI system is causal if and only if the ROC of its system function is the exterior of a circle, including infinity.
  6 KB (1,002 words) - 22:08, 29 November 2015
• HW8ECE438F16
  ...ransfer function of an LTI system. For each ROAC, determine which of these system properties apply. (Just list the letters of the properties that apply.) :a) the system is causal;
  3 KB (481 words) - 15:35, 8 November 2016
• HW9ECE438F16
  Consider a DT LTI system described by the following equation Find the frequency response of this system using five different approaches.
  3 KB (503 words) - 15:44, 8 November 2016
• Mock up midterm exam with solution
  (15 pts) 1. List at least three properties of an LTI system. ...that apply.) Below we describe the ROAC of the transfer function of an LTI system.<br />
  8 KB (1,336 words) - 15:40, 27 November 2016
• HW9ECE438F16sln
  *Set <math>x[n]=\delta[n]</math> to get the unit impulse response h[n] of the system. Then Fourier transform $h[n]$ to get the frequency response. ...of the system. Then z-transform $h[n]$ to get the transfer function of the system, and subsequently restrict the transfer function to the unit circle to get
  9 KB (1,559 words) - 14:33, 24 November 2016
• Summary of Facts about ROC/ROAC of a Z-Transform
  | '''''Characteristics of System''''' || '''''How to know?''''' | Causal|| The transfer function of the system converges at z= infinity. Z=infinity is included in ROC. (Fact 4)
  967 B (143 words) - 13:22, 3 December 2017
• SystemPropertiesFall2018
  === System Properties === These are not invertible because for each system, multiple inputs result in one output. <br />
  4 KB (523 words) - 20:12, 17 November 2018
• Ece438f19glakebonus
  =Z Transform and LTI System Properties Study Guide= ...e, it is useful for analyzing signal that don't have a DTFT, analyzing LTI system stability, and looking at the transfer function characteristics among other
  6 KB (1,040 words) - 00:57, 2 December 2019