Add experiment

2024-05-09 16:48:29 +08:00
parent 06b3aa1a6d
commit d7b4d9beb2
7 changed files with 173 additions and 0 deletions
@@ -0,0 +1,21 @@
+global f_s T_r simu_time t start_freq end_freq c len r_0 freqs s_T s_R
+
+f_s = 1e4;
+T_r = 1 / f_s;
+simu_time = 1;
+t = linspace(0, simu_time, f_s);
+start_freq = 0;
+end_freq = 1e7;
+c = 3e8;
+r_0 = 8e6;
+
+s_T = chirp(t, start_freq, simu_time, end_freq, 'linear') * 10;
+len = length(s_T);
+freqs = linspace(-f_s / 2, f_s / 2, len);
+
+s_R = zeros(size(s_T));
+delay = 2 * r_0 / c;
+delay_samples = round(delay * len) + 1;
+s_R(delay_samples:len) = 0.8 * s_T(1:len-delay_samples + 1);
+s_R = awgn(s_R, 1);
+