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main_BER_PER_over_MCS_plot_PCC.m
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main_BER_PER_over_MCS_plot_PCC.m
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clear all;
close all;
% This scripts plots the results generated with main_BER_PER_over_MCS.m.
load('results/var_all.mat');
ber_global = n_bits_PCC_error_global./n_bits_PCC_sent_global;
per_global = n_packets_PCC_error_global./n_packets_PCC_sent_global;
% overwrite, fixed for PCC, always QPSK
bps_global = ones(size(bps_global))*2;
if tx.mac_meta.PLCF_type == 1
plcf_length = 40;
elseif tx.mac_meta.PLCF_type == 2
plcf_length = 80;
else
error('Unknown PLCF length.');
end
tbs_global = ones(size(tbs_global))*plcf_length;
% required plot configuration
K = db2pow(9.0);
set(groot,'defaultAxesTickLabelInterpreter','latex');
set(groot,'defaultLegendInterpreter','latex');
set(groot,'defaultTextInterpreter','latex');
% plot configuration
colors = [0, 0.4470, 0.7410;...
0.8500, 0.3250, 0.0980;...
0.9290, 0.6940, 0.1250;...
0.4940, 0.1840, 0.5560;...
0.4660, 0.6740, 0.1880;...
0.3010, 0.7450, 0.9330;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840;...
0.6350, 0.0780, 0.1840];
legend_font_size = 8;
marker_size = 4;
axis_lim = [-15 55 1e-7 1e1];
legend_location = 'NorthEast';
figure()
clf()
for cnt = 1:1:numel(mcs_index_vec)
% bits per symbol
bps = bps_global(cnt);
M = 2^bps;
% convert subcarrier snr to ebn0
%
% S/N = R_b * E_b / (B * N0)
%
% R_b = bps / T
% B = 1 / T
%
% S/N = bps * E_b/N0
%
% source: https://www.gaussianwaves.com/2008/11/relation-between-ebn0-and-snr-2/
EbN0_vec = db2pow(snr_db_vec_global(cnt,:))/bps;
EbN0_dB_vec = pow2db(EbN0_vec);
% AWGN, diversity order 1
if M==2
ber_rayleigh = berawgn(EbN0_dB_vec,'psk',M,1);
else
ber_rayleigh = berawgn(EbN0_dB_vec,'qam',M,1);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', AWGN');
semilogy(snr_db_vec_global(cnt,:), ber_rayleigh,'-','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RAYLEIGH, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,1);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,1);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rayleigh');
semilogy(snr_db_vec_global(cnt,:), ber_rayleigh,'--','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RAYLEIGH, diversity order 2
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,2);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,2);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rayleigh div=2');
semilogy(snr_db_vec_global(cnt,:), ber_rayleigh,'-.','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RICIAN, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,1,K);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,1,K);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rician');
semilogy(snr_db_vec_global(cnt,:), ber_rayleigh,'-o','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RICIAN, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,2,K);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,2,K);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rician div=2');
semilogy(snr_db_vec_global(cnt,:), ber_rayleigh,'-d','DisplayName',str, 'Color', colors(cnt,:));
hold on
% SIMULATION
% our measured ber
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)));
lineH = semilogy(snr_db_vec_global(cnt,:), ber_global(cnt,:), '-.o','DisplayName',str, 'Color', colors(cnt,:), 'MarkerSize', marker_size, 'MarkerFaceColor', colors(cnt,:));
hold on
% general settings
title('BER uncoded')
xlabel('SNR (dB)')
ylabel('BER uncoded')
legend('Location',legend_location, 'FontSize', legend_font_size)
grid on
axis(axis_lim)
set(gca, 'ColorOrder', jet(100))
end
savefig('results/A_BER_SNR_PCC.fig')
figure()
clf()
for cnt = 1:1:numel(mcs_index_vec)
% bits per symbol
bps = bps_global(cnt);
M = 2^bps;
% convert subcarrier snr to ebn0
%
% S/N = R_b * E_b / (B * N0)
%
% R_b = bps / T
% B = 1 / T
%
% S/N = bps * E_b/N0
%
% source: https://www.gaussianwaves.com/2008/11/relation-between-ebn0-and-snr-2/
EbN0_vec = db2pow(snr_db_vec_global(cnt,:))/bps;
EbN0_dB_vec = pow2db(EbN0_vec);
% AWGN, diversity order 1
if M==2
ber_rayleigh = berawgn(EbN0_dB_vec,'psk',M,1);
else
ber_rayleigh = berawgn(EbN0_dB_vec,'qam',M,1);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', AWGN');
semilogy(EbN0_dB_vec, ber_rayleigh,'-','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RAYLEIGH, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,1);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,1);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rayleigh');
semilogy(EbN0_dB_vec, ber_rayleigh,'--','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RAYLEIGH, diversity order 2
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,2);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,2);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rayleigh div=2');
semilogy(EbN0_dB_vec, ber_rayleigh,'-.','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RICIAN, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,1,K);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,1,K);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rician');
semilogy(EbN0_dB_vec, ber_rayleigh,'-o','DisplayName',str, 'Color', colors(cnt,:));
hold on
% RICIAN, diversity order 1
if M==2
ber_rayleigh = berfading(EbN0_dB_vec,'psk',M,2,K);
else
ber_rayleigh = berfading(EbN0_dB_vec,'qam',M,2,K);
end
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)), ', rician div=2');
semilogy(EbN0_dB_vec, ber_rayleigh,'-d','DisplayName',str, 'Color', colors(cnt,:));
hold on
% SIMULATION
% our measured ber
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)));
lineH = semilogy(EbN0_dB_vec, ber_global(cnt,:), '-.o','DisplayName',str, 'Color', colors(cnt,:), 'MarkerSize', marker_size, 'MarkerFaceColor', colors(cnt,:));
hold on
% general settings
title('BER uncoded')
xlabel('EbN0 (dB)')
ylabel('BER uncoded')
legend('Location',legend_location, 'FontSize', legend_font_size)
grid on
axis(axis_lim)
set(gca, 'ColorOrder', jet(100))
end
savefig('results/B_BER_EBN0_PCC.fig')
figure()
clf()
for cnt = 1:1:numel(mcs_index_vec)
str = append('MCS=',num2str(mcs_index_vec(cnt)),', TBS=',num2str(tbs_global(cnt)));
semilogy(snr_db_vec_global(cnt,:), per_global(cnt,:),'-o','DisplayName',str, 'Color', colors(cnt,:), 'MarkerSize', marker_size, 'MarkerFaceColor', colors(cnt,:));
hold on
title('Packet Decoding Performance')
xlabel('SNR (dB)')
ylabel('PER')
legend('Location',legend_location, 'FontSize', legend_font_size)
grid on
axis(axis_lim)
end
savefig('results/C_PER_SNR_PCC.fig')