jens
dd733db287
- Params: added fileds for k0, x, y - refactored getRefGain git-svn-id: http://moon:8086/svn/matlab/trunk@42 801c6759-fa7c-4059-a304-17956f83a07c
40 lines
999 B
Matlab
40 lines
999 B
Matlab
function [ref_c ref_p ref_a] = getRefGain(ofdm_params, spec_occ, s)
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k0 = ofdm_params.k0;
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x = ofdm_params.x;
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y = ofdm_params.y;
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s = mod(s, ofdm_params.nspf);
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k = k0 + x*mod(s, y) + 2*y*(spec_occ.kmin:1:spec_occ.kmax);
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k(find(k > spec_occ.kmax)) = [];
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k(find(k < spec_occ.kmin)) = [];
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n = mod(s, y);
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m = floor(s/y);
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p = (k - k0 - n*x)/(x*y);
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ref_a = sqrt(2)*ones(1,length(k));
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ref_c = k;
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switch ofdm_params.mode
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case 'A'
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ref_p = mod(4*ofdm_params.Z(n+1,m+1) + p*ofdm_params.W(n+1,m+1) + p.*p*(1+s)*ofdm_params.Q, 1024);
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case 'B'
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ref_p = mod(4*ofdm_params.Z(n+1,m+1) + p*ofdm_params.W(n+1,m+1) + p.*p*(1+s)*ofdm_params.Q, 1024);
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case 'C'
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ref_p = mod(4*ofdm_params.Z(n+1,m+1) + p*ofdm_params.W(n+1,m+1) + p.*p*(1+s)*ofdm_params.Q, 1024);
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case 'D'
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ref_p = mod(4*ofdm_params.Z(n+1,m+1) + p*ofdm_params.W(n+1,m+1) + p.*p*(1+s)*ofdm_params.Q, 1024);
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case 'E'
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ref_c = [];
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ref_p = [];
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ref_a = [];
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error ('Implement Mode E!');
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end; |