Lecture 17 Blog, ECE438 Fall 2013, Prof. Boutin

Friday September 25, 2013 (Week 6) - See Course Outline.

Jump to Lecture 1, 2, 3 ,4 ,5 ,6 ,7 ,8 ,9 ,10 ,11 ,12 ,13 ,14 ,15 ,16 ,17 ,18 ,19 ,20 ,21 ,22 ,23 ,24 ,25 ,26 ,27 ,28 ,29 ,30 ,31 ,32 ,33 ,34 ,35 ,36 ,37 ,38 ,39 ,40 ,41 ,42 ,43 ,44

Today we described the relationship between the DTFT of a signal x[n], and the DFT of a truncation of that signal. Here is the page I showed, which illustrates the magnitude of the DTFT of a standard window function for different values of the length N.

• Graph of Magnitude of DTFT of a window function

Action Items

• Begin working on HW 6.
• Continue preparing for the first test. When you think you are completely ready for the test, then set aside 50 minutes and solve the following practice exam:
  • midterm 1, Fall 2010

(we will go over the solution of that exam on Wednesday October 1.)

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