ASN13 - Derive DFT relations: Difference between revisions

Latest revision as of 23:06, 30 November 2010

Derive the following realtions:

a) $D F T (x (k - l))$

b) $D F T (e^{j 2 π l k / N} x (k)$

c) $\sum_{k = 0}^{N - 1} x (k) y (k)^{*} = c \sum_{k = 0}^{N - 1} X (n) Y (n)^{*}$

In progress

@@ Line 4: / Line 4: @@
 == Problem Statement ==
-Is our method the same as Mark Flower's? See Wiki. Same # multiply and adds? See Notes 11/3/10.
+Derive the following realtions:
+a)      <math>DFT(x(k-l))\!</math>
+b)      <math> DFT(e^{j2 \pi lk/N}x(k)\!</math>
+c)      <math>\sum\limits_{k=0}^{N-1} x(k)y(k)^{*}=c\sum\limits_{k=0}^{N-1} X(n)Y(n)^{*}</math>
 == Response ==
-Mark
+In progress