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- return correct window

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git-svn-id: http://moon:8086/svn/matlab/trunk@31 801c6759-fa7c-4059-a304-17956f83a07c
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jens
2015-04-19 18:41:56 +00:00
parent 7b3d8eee00
commit ca31e66851
1 changed files with 2 additions and 2 deletions
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ofdm/txwin_eval.m
+2 -2
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@@ -1,4 +1,4 @@
function [p Nt] = txwin_eval(Nu, Ng, Alpha) function [p Nt wng] = txwin_eval(Nu, Ng, Alpha)
Nfft = Nu; % FFT size Nfft = Nu; % FFT size
CP = Ng; % Nb. samples in Cyclic Prefix CP = Ng; % Nb. samples in Cyclic Prefix
@@ -7,4 +7,4 @@ Nt = 2*round(Nfft*Alpha/2); % Nb. samples in taper region
p = 1/2*(1+cos(pi*[-Nt+1/2:Nt-1/2]/Nt)); % Raised-Cosine in TD p = 1/2*(1+cos(pi*[-Nt+1/2:Nt-1/2]/Nt)); % Raised-Cosine in TD
p = [p(1:Nt), ones(1,Nfft+CP-Nt), p(Nt+1:2*Nt)]; % Add ones in middle p = [p(1:Nt), ones(1,Nfft+CP-Nt), p(Nt+1:2*Nt)]; % Add ones in middle
wng = [p(1:Nt), ones(1, Ng-Nt)];