truncate.m

一维、二维阵列方向图计算

      function qph=truncate(nel,bitsize,xsi)
%
% computes the phase at each array element by truncation
% nel elements; nstates phase shifter states; bitsize= size of a phase
% bit (rad); xsi= required phase at each element; qph= quantized phase
% at each element after truncation.
%
      for i=1:nel
        nsteps=floor((xsi(i)+1.e-4)/bitsize);
        xs=nsteps*bitsize;
        qph(i)=xs;
      end