www.gusucode.com > matlab编程16QAM的仿真源码程序 > matlab编程16QAM的仿真源码程序/16QAM/plot_astrology.m
function plot_astrology(a,b) %画出星座图 %figure(c) subplot(1,1,1) plot(a,b,'+'); axis([-5 5 -5 5]); line([-5,5],[0,0],'LineWidth',3,'Color','red'); line([0,0],[-5,5],'LineWidth',3,'Color','red'); title('QAM星座图');