基于matlab仿真波形类型对雷达系统检测性能的影响

function helperRadarPulsePlot(ReceivePulse,threshold,t,tp,pulseplotnum) % This function helperRadarPulsePlot is only in support of % RadarRangeEstimationExample. It may be removed in a future release. % Copyright 2007-2012 The MathWorks, Inc. thresh = sqrt(threshold).*ones(numel(t),1); for m = 1:pulseplotnum subplot(pulseplotnum,1,m); tnow = t+tp(m); rpulse = abs(ReceivePulse(:,m)); rpulse(rpulse == 0) = eps; % avoid log of 0 plot(tnow,pow2db(rpulse.^2),tnow,pow2db(thresh.^2),'r--'); xlabel('Time (s)'); ylabel('Power (dBw)'); axis tight; ax = axis; ax(4) = ax(4)+0.05*abs(ax(4)); axis(ax); grid on; if pulseplotnum > 1 title(sprintf('Pulse %d',m)); end end % [EOF]