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- removed decimation in m-script (which is done in CFIR)

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git-svn-id: http://moon:8086/svn/vhdl/trunk@237 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2009-01-13 10:08:17 +00:00
parent 1417d6f5cd
commit d9030dc07c
1 changed files with 4 additions and 6 deletions
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lib/radio/ddc/sim/tb_results.m
+4 -6
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@@ -12,9 +12,6 @@ Q_out_dec = TEXTREAD('q_dec.txt')';
I_out_fir = TEXTREAD('i_fir.txt')';
Q_out_fir = TEXTREAD('q_fir.txt')';
I_out_fir = I_out_fir(1:2:length(I_out_fir));
Q_out_fir = Q_out_fir(1:2:length(Q_out_fir));
N_dec = length(I_out_dec)-2*N_pfir;
N_fft_dec = N_dec
N_fft2_dec = N_fft_dec/2;
@@ -31,10 +28,11 @@ f = (1:N_fft_dec)/N_fft_dec;
g = (R*M)^N;
H = abs(sin(pi*M.*f)./sin(pi.*f/R)).^N;
H = max(fft_y2_fir(1:2))*H ./ g;
[v, j] = max(fft_y2_dec(1:N_fft2_dec/2))
H = v*H/H(j);
wavwrite(0.9*[I_out_fir'-mean(I_out_fir) Q_out_fir'-mean(Q_out_fir)], 8000, 16, 'iq_cfir.wav');
wavwrite(0.9*[I_out_dec'-mean(I_out_dec) Q_out_dec'-mean(Q_out_dec)], 8000, 16, 'iq.wav');
wavwrite(0.5*[I_out_dec' Q_out_dec'], 16000, 16, 'iq.wav');
wavwrite(0.5*[I_out_fir' Q_out_fir'], 8000, 16, 'iq_cfir.wav');
% Output
close all;