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- * [[Zachary Curosh - Frequency Response and Difference Equations _ECE301Fall2008mboutin]] * [[Bavorndej Chanyasak - Frequency Response_ECE301Fall2008mboutin]]3 KB (406 words) - 11:28, 16 September 2013
- The impulse response of an LTI system is <math>h(t)=e^{-2t}u(t)+u(t+2)-u(t-2)</math>. What is the Frequency response <math>H(j\omega)</math> of the system?4 KB (753 words) - 16:48, 23 April 2013
- [[Category:frequency response]] '''Frequency Response and Difference Equations'''2 KB (401 words) - 17:16, 21 April 2013
- ...a})</math>, the unit impulse response <math>\,h[n]</math>, or the system's response to an input <math>\,x[n]</math>.4 KB (633 words) - 11:13, 24 October 2008
- ...w) = H(w)X(w)</math> format. Obviously, <math>H(w)</math> is the frequency response. The following example would illustrate this: Find the frequency response of: <math>y[n] - \frac{3}{4}y[n-1] + \frac{1}{8}y[n-2] = 2x[n]</math>1 KB (197 words) - 10:50, 24 October 2008
- --What is the frequency response of the general form system described above. ...of a system with input X in the frequency domain the output signal is the frequency (a constant) times the input signal.3 KB (465 words) - 14:38, 24 October 2008
- == Frequency Response == Frequency response in CT and DT are very similar. They both have the form of <math>\ Y(\omega)2 KB (255 words) - 16:12, 24 October 2008
- == Frequency Response ==221 B (35 words) - 16:30, 24 October 2008
- ==CT Frequency Response== Then the frequency response H(jw):822 B (164 words) - 18:11, 24 October 2008
- ...words, evaluated on the unit circle. In order to determine the frequency response of the system the Z-transform must be evaluated on the unit circle, meaning3 KB (537 words) - 17:27, 3 December 2008
- :(b) an ability to determine the impulse response of a differential or difference equation. [1,2;a] :(c) an ability to determine the response of linear systems to any input signal convolution in the time domain. [1,2,7 KB (1,017 words) - 10:05, 11 December 2008
- [[Frequency Response Example_Old Kiwi]]868 B (154 words) - 17:36, 30 March 2008
- Find the frequency response H(|omega|) and the impulse response h[n] of the system. **Frequency Response:**1 KB (198 words) - 19:08, 4 April 2008
- ...alt="tex:\displaystyle\left|\omega_0\right|"/>. Therefore, the frequency response of the system is Taking the inverse Fourier transform of the frequency response, we obtain4 KB (683 words) - 21:46, 6 April 2008
- ##[[Unit step response of an LTI system_Old Kiwi]] ##[[Response of LTI systems to complex exponentials_Old Kiwi]]4 KB (531 words) - 11:32, 25 July 2008
- ...(t) is the input to a particular LTI system characterized by the frequency response4 KB (803 words) - 11:10, 22 July 2008
- ...tp://cobweb.ecn.purdue.edu/~ipollak/ee438/FALL03/notes/Section1.3_9_26.pdf frequency analysis] ***[http://vise.www.ecn.purdue.edu/VISE/ee438L/lab3/pdf/lab3.pdf Lab on frequency analysis]9 KB (1,237 words) - 09:29, 5 October 2009
- * Finding [[LTI system properties]] from the impulse response * [[Fundamental period/frequency]]1 KB (152 words) - 04:06, 23 July 2009
- Plot of the frequency response of the average filter: Plot of the frequency response of the filter:1 KB (163 words) - 12:50, 26 November 2014
- ...place. "The output of a LTI system is the input convolved with the impulse response of the system." Why? How is the math producing the results you expect? --[[ ...involves a lot of integration and alternation between the time domain and frequency domain (the course requires that you become pretty familiar with both domai14 KB (2,366 words) - 17:32, 21 April 2013
- ...charts, graphs etc.; standard clip-art Other characteristics to consider: Frequency, Regularity, Continuity, ...he interaction. User action: Shows what the user does in the system System response: describes how the system responds to the user's actions<br>8 KB (1,202 words) - 09:18, 9 April 2010
- ...urce transformation; Thevenin's and Norton's theorems; superposition. Step response of 1st order (RC, RL) and 2nd order (RLC) circuits. Phasor analysis, impeda Frequency-shift: L[e-at f(t)u(t)] = F(s+a)<br/>6 KB (873 words) - 17:02, 15 April 2013
- ...uency response of single and multistage amplifiers. High frequency and low frequency designs are emphasized. <br/><br/> <br/><br/>8. High frequency transistor models and the frequency response of small signal amplifiers.2 KB (328 words) - 06:59, 4 May 2010
- ...d''': Classification, analysis and design of systems in both the time- and frequency-domains. Continuous-time linear systems: Fourier Series, Fourier Transform, <br/>ii. an ability to determine the the impulse response of a differential or difference equation.3 KB (394 words) - 07:08, 4 May 2010
- ...amplitude of the signal at that frequency (such a distribution is called a frequency spectrum).<br>It is thus a technique that can be used to describe almost an ...TFT( continuous time fourier transform) is continuous in both the time and frequency domain. Give example here.13 KB (2,348 words) - 13:25, 2 December 2011
- ...tp://cobweb.ecn.purdue.edu/~ipollak/ee438/FALL03/notes/Section1.3_9_26.pdf frequency analysis] ***[http://vise.www.ecn.purdue.edu/VISE/ee438L/lab3/pdf/lab3.pdf Lab on frequency analysis]9 KB (1,331 words) - 07:15, 29 December 2010
- In order to get rid of aliasing, what is the cut-off frequency of the low pass filter? Explain your answer. ...or with discrete input x[n]. Assume that the low pass filter has frequency response2 KB (373 words) - 10:41, 11 November 2011
- ...ath>, whose frequency response is a ideal low-pass filter with the cut-off frequency of <math>1/(2T)</math>. ...requency for the impulse train was <math>F_s=1/T</math>. Thus the sampling frequency must be larger than <math>2B</math>, in order to avoid aliasing when recons4 KB (751 words) - 04:56, 2 October 2011
- Q1. Find the impulse response of the following LTI systems and draw their block diagram. (assume that the impulse response is causal and zero when <math>n<0</math>)3 KB (462 words) - 10:42, 11 November 2011
- ...ant properties of such systems, which led us to the concepts of "Frequency Response" and "Transfer function" of a system. We then defined a simple filter with867 B (122 words) - 16:21, 8 October 2010
- Obtain the frequency response and the transfer function for each of the following systems: Find the response of this system to the input4 KB (661 words) - 11:22, 30 October 2011
- ...l. Thus if one is trying to define a causal system for which the frequency response is well defined, then the poles of the transfer function should all be insi2 KB (329 words) - 12:04, 18 October 2010
- :b. Find the frequency response <math>H(w)</math> from the difference equation by the following two approac ::ii. find the DTFT of the impulse response,3 KB (480 words) - 10:42, 11 November 2011
- b. Find the frequency response <math>H(w)</math> from the difference equation: c. Find the response of this system to the input x[n]:2 KB (437 words) - 12:00, 19 October 2010
- Using the DTFT formula, let assume that <math>H(w)</math> is the frequency response of <math>h[n]</math> such that This implies that the frequency response of <math>h^{\ast}[n]</math> is <math>H^{\ast}(-w)</math>.1 KB (255 words) - 12:03, 20 October 2010
- a. System impulse response is the system output when input is impulse signal. c. Hint: The magnitude response looks like a sinc function with cut off frequency of <math>\pm \frac{2\pi}{5}</math>1 KB (202 words) - 17:50, 20 October 2010
- ...eat evolve for a fixed amount of time), and we observed that the frequency response of this system has low-pass characteristics. We then discretized this diffe2 KB (260 words) - 12:42, 22 October 2010
- #The filter has a zero frequency response at <math>\omega=0 </math> and <math>\omega=\pi </math>. In order for the filter's impulse response to be real-valued, the two poles must be complex conjugates. So we assume t2 KB (322 words) - 13:00, 26 November 2013
- :b. Compute the impulse response <math>h[n]</math> using a ROC of <math>|z|>a</math>. For what values of <ma :c. Compute the impulse response <math>h[n]</math> using a ROC of <math>|z|<a</math>. For what values of <ma3 KB (479 words) - 10:42, 11 November 2011
- Using the DTFT formula, let assume that <math>X(w)</math> is the frequency response of <math>x[n]</math> such that This implies that the frequency response of <math>x^{\ast}[n]</math> is <math>X^{\ast}(-w)</math>.1 KB (255 words) - 19:04, 26 October 2010
- Frequency Response H_1(<span class="texhtml">ω</span>),<br> <math>\begin{align} Frequency Response H_2(<span class="texhtml">ω</span>),<br> <math>\begin{align}19 KB (3,208 words) - 11:23, 30 October 2011
- 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 response3 KB (462 words) - 10:42, 11 November 2011
- In order for the filter's impulse response to be real-valued, the two zeros must be complex conjugates of one another: Then the frequency response of the filter is2 KB (279 words) - 17:23, 3 November 2010
- c. Find a simple expression for the frequency response H(<math>\mu ,\nu</math>) of this filter.<br/>3 KB (398 words) - 10:43, 11 November 2011
- The PSD gives the average distribution of power in frequency for a random process. ...random process and it is the input to a stable L.T.I. system with impulse response <math class="inline">h\left(t\right)</math> , then the output <math class="3 KB (492 words) - 11:53, 30 November 2010
- with impulse response <math class="inline">h\left(t\right)=\frac{1}{2T}\mathbf{1}_{\left[-T,T\rig ...\left(t\right)</math> acts as a crude low-pass filter that attenuates high-frequency power.3 KB (498 words) - 07:16, 1 December 2010
- b. What is the 2D impulse response of this system? <br/> c. Calculate its frequency response H(u,v). <br/>3 KB (515 words) - 10:43, 11 November 2011
- ==Frequency analysis:== The frequency analysis shows that human voice range is approximately 80Hz-700Hz.3 KB (409 words) - 08:53, 11 November 2013
- What is the frequency response of this system? Recall: === Differentiation in frequency property ===10 KB (1,788 words) - 09:22, 11 April 2013
- ...se and Difference Equations ECE301Fall2008mboutin|How to get the frequency response of a system defined by a difference equation]]6 KB (818 words) - 06:12, 16 September 2013
