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Revision as of 11:48, 19 February 2019
Communication Signal (CS)
Question 2: Signal Processing
August 2011 Problem 2
Solution
a)
Because $ x[-n]=x[n] $ $ y[-n]=y[n] $
$ r_{xy}[l]=x[l]\ast Y^{\ast}[-l]=x[-l]\ast Y^{\ast}[l]=Y[l]\ast x*{\ast}[-l]=r_{yx}[l] $
