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clc clear all close all MSG=[1 0 1 0 1 0 1] % PSD of UPNRZ Rb_1 = 1; Tb_1 = 1/Rb_1; f_1 = 0:0.05*Rb_1:2*Rb_1; x_1 = f_1 * Tb_1; a_1 = 1; b1_1 = power(Tb_1,2); b2_1 = power(a_1,2); P1 = Tb_1/4*(sinc(x_1).*sinc(x_1)) (dirac(b2_1/4)); figure(1); plot(f_1, P1, 'LineWidth', 2); set(gca, 'fontsize', 13, 'fontweight', 'bold'); xlabel('Frequency', 'fontsize', 13, 'fontweight', 'bold'); ylabel('Power Spectral Density', 'fontsize', 13, 'fontweight', 'bold'); title('PSD of Unipolar Non-Return to Zero Signal', 'fontsize', 14); grid on; hold on; % PSD of URZ Rb_1 = 1; Tb_1 = 1/Rb_1; f_1 = 0:0.05*Rb_1:2*Rb_1; x_1 = f_1 * Tb_1; a_1 = 1; b1_1 = power(Tb_1,2); b2_1 = power(a_1,2); P1 = Tb_1/4*(sinc(pi*x_1).*sinc(pi*x_1))*(1 (dirac(b2_1/4))/Tb_1); plot(f_1, P1, 'LineWidth', 2); set(gca, 'fontsize', 13, 'fontweight', 'bold'); xlabel('Frequency', 'fontsize', 13, 'fontweight', 'bold'); ylabel('Power Spectral Density', 'fontsize', 13, 'fontweight', 'bold'); title('PSD of Unipolar Return to Zero Signal', 'fontsize', 14); grid on; hold on; % PSD of PNRZ Rb_1 = 1; Tb_1 = 1/Rb_1; f_1 = 0:0.05*Rb_1:2*Rb_1; x_1 = f_1 * Tb_1; a_1 = 1; b1_1 = power(Tb_1,2); b2_1 = power(a_1,2); P1 = Tb_1*(sinc(pi*x_1).*sinc(pi*x_1)) plot(f_1, P1, 'LineWidth', 2); set(gca, 'fontsize', 13, 'fontweight', 'bold'); xlabel('Frequency', 'fontsize', 13, 'fontweight', 'bold'); ylabel('Power Spectral Density', 'fontsize', 13, 'fontweight', 'bold'); title('PSD of Polar Return to Zero Signal', 'fontsize', 14); grid on; hold on; % PSD of BPRZ Rb_1 = 1; Tb_1 = 1/Rb_1; f_1 = 0:0.05*Rb_1:2*Rb_1; x_1 = f_1 * Tb_1; a_1 = 1; b1_1 = power(Tb_1,2); b2_1 = power(a_1,2); P1 = Tb_1/4*(sinc(pi*x_1/2).*sinc(pi*x_1/2)).*(sin(pi*x_1).*sin(pi*x_1)) plot(f_1, P1, 'LineWidth', 2); set(gca, 'fontsize', 13, 'fontweight', 'bold'); xlabel('Frequency', 'fontsize', 13, 'fontweight', 'bold'); ylabel('Power Spectral Density', 'fontsize', 13, 'fontweight', 'bold'); title('PSD of BiPolar to Zero Signal', 'fontsize', 14); grid on; hold on; % PSD of Manchester Rb_1 = 1; Tb_1 = 1/Rb_1; f_1 = 0:0.05*Rb_1:2*Rb_1; x_1 = f_1 * Tb_1; a_1 = 1; b1_1 = power(Tb_1,2); b2_1 = power(a_1,2); P1 = Tb_1/4*(sinc(pi*x_1/2).*sinc(pi*x_1/2)).*(sin(pi*x_1/2).*sin(pi*x_1/2)) plot(f_1, P1, 'LineWidth', 2); set(gca, 'fontsize', 13, 'fontweight', 'bold'); xlabel('Frequency', 'fontsize', 13, 'fontweight', 'bold'); ylabel('Power Spectral Density', 'fontsize', 13, 'fontweight', 'bold'); title('PSD of Manchester, UNRZ, URZ, PNRZ, BPNRZ Signal', 'fontsize', 14); grid on;