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');