HW12 - H ( e j ). Is it a loss-pass lter, band-pass lter,...

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ECE 301, Homework #12, due date: 4/14/2010 http://cobweb.ecn.purdue.edu/ chihw/10ECE301S/10ECE301S.html Question 1: [Basic] p. 631, Problem 8.22. Question 2: [Advanced] p. 633, Problem 8.25. [Optional] Implement your system in MATLAB in a similar way as that of the projects. Question 3: [Basic] Write down the synthesis and analysis formulae of DT FT. Question 4: [Basic] y [ n ] = cos( 3 2 πn ). Plot the DT FT Y ( e ). Question 5: [Basic] A DT LTI system has frequency response H ( e ) = cos(2 ω + π ). Plot
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Unformatted text preview: H ( e j ). Is it a loss-pass lter, band-pass lter, or a high-pass lter? Question 6: p. 403, Problem 5.21(c,h,j) Question 7: p. 403, Problem 5.22(a,b,c). Question 8: p. 403, Problem 5.23. Do (a,c,d,f). (Hint: You should not need to compute X ( e j ). Just use various properties discussed in Table 5.1.) Question 9: p. 404, Problem 5.24(b,c,e). Only need to solve Conditions 4, 5, and 6. Question 10: p. 406, Problem 5.27(a-ii) and (b-ii)....
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