ps7 - MIT OpenCourseWare http://ocw.mit.edu 2.161 Signal...

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Unformatted text preview: MIT OpenCourseWare http://ocw.mit.edu 2.161 Signal Processing: Continuous and Discrete Fall 2008 For information about citing these materials or our Terms of Use, visit: http://ocw.mit.edu/terms . 6 0- 6 0 | z | = 1 | z | = 3 / 4 R e I m z - p l a n e | z | = 4 / 3 o o x 7 p o l e s MASSACHUSETTS INSTITUTE OF TECHNOLOGY DEPARTMENT OF MECHANICAL ENGINEERING 2.161 Signal Processing- Continuous and Discrete Fall Term 2008 Problem Set 7: FIR Linear Filters Assigned: October 30, 2008 Due: November 6, 2008 Problem 1: Prove the linear phase property of FIR filters in which the impulse response { h n } , n = 0 ...N 1 (for N odd) is odd and symmetrical about its mid-point, that is when h n = h N 1 n n ( N 1) / 2 Determine the phase response, and the equivalent delay. Note: If N is odd then h ( N 1) / 2 = for the impulse response to be odd and symmetrical about the mid-point....
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ps7 - MIT OpenCourseWare http://ocw.mit.edu 2.161 Signal...

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