www.gusucode.com > COST231-WI模型信道仿真,源码仿真matlab编程源码程序 > COST231-WI模型信道仿真,源码仿真matlab编程源码程序/code/Simulink_wireless_Walfish_Ikegami_attenuation.m
clc; clear all; f=900; d=0.02:0.01:5; y=wireless_Walfish_Ikegami_LOS_attenuation(900,d); d1=0.02:0.01:5; Model=1; Hm=1.5; Hb=17; w=20; b=40; Phi=90; Hroof=15; f1=900; f2=1800; y1=wireless_Walfish_Ikegami_NLOS_attenuation(Model,f1,d1,Hm,Hb,Hroof,w,b,Phi); y2=wireless_Walfish_Ikegami_NLOS_attenuation(Model,f2,d1,Hm,Hb,Hroof,w,b,Phi); plot(d,y,'-.c',d1,y1,'--r',d1,y2,'--k'); xlabel('距离(km)') ylabel('路径损耗(dB)') title('COST231-WI模型路径损耗') legend('视距路径损耗f=900MHz','非视距路径损耗f=900MHz','非视距路径损耗f=1800MHz')