www.gusucode.com > phased 案例源码 matlab代码程序 > phased/SignaturesLinearPolVariedTiltAnglesExample.m

    %% Signatures for Linear Polarization with Varied Tilt Angles  
% Set the ellipticity angle to zero, and vary the tilt angle from -90 to
% +90 degrees to generate all possible linear polarization directions. Then, plot
% both the copolarization and cross-polarization signatures.   

% Copyright 2015 The MathWorks, Inc.


%%  
rscmat = [-1,0;0,1];
el = [0];
respc = polsignature(rscmat,'c',el);
respx = polsignature(rscmat,'x',el);
tilt = [-90:90];
plot(tilt,respc,'b',tilt,respx,'r');
ax = gca;
ax.XLim = [-90,90];
ax.XTick = [-90:15:90];
legend('Co-polarization','Cross-polarization');
title('Signatures for linear polarization');
xlabel('Tilt angle (degrees)');
ylabel('Signature');