sa_fig6_15.m

这个是英文版<<Smart Antennas for Wireless Communications>>配套的matlab源程序

% Doppler spectrum   Figure 6. 15

x=-.995:.001:.995;

S=1./sqrt(1-x.^2);
S=S*4/max(S)
figure;
plot(x,S,'k:')
patch([-1 -1],[0 4],'k')
patch([1 1],[0 4],'k')
xlabel('f/f_d')
ylabel('S_d(f)')
axis([-1.2 1.2 0 4])