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Autoconfigure number of chips in matlab script

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This commit is contained in:
Antonio Ramos 2018-01-24 12:59:22 +01:00
parent df63217da0
commit 3c9988bc99
1 changed files with 35 additions and 8 deletions
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43
src/utils/matlab/plot_acq_grid.m
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@ -31,19 +31,48 @@
% */
%%%%%%%%% ¡¡¡ CONFIGURE !!! %%%%%%%%%%%%%
path = '/home/aramos/signals/GNSS-IN-THE-SPACE/CAPTURES SPIRENT/acq/';
file = 'acq';
sat = 27;
n_chips = 1023;
system = 'G'; % GPS = 'G', Galileo = 'E'
% Signal:
% 1 GPS L1
% 2 GPS L2M
% 3 GPS L5
% 4 Gal. E1B
% 5 Gal. E5
signal_type = 1;
%%% True for light grid representation
lite_view = true;
%%% If lite_view, it sets the number of samples per chip in the graphical representation
n_samples_per_chip = 4;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
path='/home/aramos/signals/GNSS-IN-THE-SPACE/CAPTURES SPIRENT/acq/';
file=['acq_' system '_sat_' num2str(sat) '.mat'];
load([path file]);
switch(signal_type)
case 1
n_chips = 1023;
system = 'G';
case 2
n_chips = 10230;
system = 'G';
case 3
n_chips = 10230;
system = 'G';
case 4
n_chips = 4092;
system = 'E';
case 5
n_chips = 10230;
system = 'E';
end
filename = [path file '_' system '_sat_' num2str(sat) '.mat'];
load(filename);
[n_fft n_dop_bins] = size(grid);
[d_max f_max] = find(grid == max(max(grid)));
freq = (0 : n_dop_bins - 1) * doppler_step - doppler_max;
@ -62,7 +91,6 @@ xlabel('Doppler shift / Hz')
xlim([min(freq) max(freq)])
ylabel('Code delay / chips')
zlabel('Test statistics')
figure(2)
subplot(2,1,1)
plot(freq, grid(d_max, :))
@ -74,4 +102,3 @@ plot(delay, grid(:, f_max))
xlim([min(delay) max(delay)])
xlabel('Code delay / chips')
ylabel('Test statistics (fixed Doppler shift)')