Add Radar simulation

2024-01-27 20:58:23 +08:00
parent c2e23b4fbf
commit ec0f95c639
12 changed files with 336 additions and 0 deletions
@@ -0,0 +1,40 @@
+function [C_n, f_n, s_T] = get_transmitted_pulse()
+
+    config_parameters;
+    
+    s_T = complex(zeros(1, len));
+    C_n = zeros(1, len);
+    f_n = zeros(1, len);
+    
+    for t_idx = 1:len
+        t = range_t(t_idx);
+        p = rem(t, T_r); % p = t - nT_r
+    
+        if (p > T_p)
+            continue
+        end
+    
+        C_n(t_idx) = floor(rand * (M - 1));
+        f_n(t_idx) = f_c + C_n(t_idx) * Delta_f;
+        s_T(t_idx) = exp(1j * 2 * pi * f_n(t_idx) * p);
+    end
+
+    real_s_T = real(s_T);
+    imag_s_T = imag(s_T);
+
+    if figure_flag_1
+        figure(1)
+        title("Transmitted signal")
+        subplot(2, 1, 1);
+        plot(range_t, imag_s_T);
+        xlabel("Time (s)");
+        ylabel("sin(\omega t)");
+        ylim([-1, 1]);
+    
+        subplot(2, 1, 2);
+        plot(range_t, real_s_T);
+        xlabel("Time (s)");
+        ylabel("cos(\omega t)");
+        ylim([-1, 1]);
+    end
+end