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Unformatted text preview: BME 311 EXAM #2 March 29, 2006 Show all work in your blue book. Please start each problem on a new page, and clearly indicate your answers. Write and sign the honor pledge on the cover of your blue book: I have neither given nor received unauthorized aid on this exam, nor have I concealed any violations of the Honor Code. This test is closed-book and closed-note. Calculators are allowed. You may find these relations useful: x [ n ] = X k = h N i X (e jk )e jk n c k = X (e jk ) = 1 N X n = h N i x [ n ]e- jk n x ( t ) = X k =- X (e jk )e jk t c k = X (e jk ) = 1 T Z T x ( t )e- jk t d t x ( t ) = 1 2 Z - X ( j )e jt d X ( j ) = Z - x ( t )e- jt d t ax 2 + bx + c = 0 has roots- b b 2- 4 ac 2 a [ x- ( a + j b )][ x- ( a- j b )] = ( x- a ) 2 + b 2 1.  Find the Fourier spectrum for each of the following signals: (a) The periodic CT signal: ! 4 ! 2 2 4 0.5 1 1.5 x(t) t Signal where x ( t ) = e- t , < t < 1 ,...
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This note was uploaded on 04/30/2008 for the course BIOMEDE 311 taught by Professor Steel during the Winter '06 term at University of Michigan.
- Winter '06