Full article ">Figure 1
<p>Principle of radar coincidence imaging.</p> Full article ">Figure 2
<p>Wavefront undulations of different bandwidths at the same moment. (<b>a</b>) B = 200 MHz. (<b>b</b>) B = 400 MHz. (<b>c</b>) B = 600 MHz. (<b>d</b>) B = 800 MHz.</p> Full article ">Figure 3
<p>Effective-rank change curves for different influencing factors. (<b>a</b>) Effective-rank change curves at different bandwidths. (<b>b</b>) Effective-rank change curves with different array spacings and numbers of codes.</p> Full article ">Figure 4
<p>Radiation field distribution of chaotic sequences generating cyclic codes.</p> Full article ">Figure 5
<p>Variation in the effective rank corresponding to random codes and chaotic sequences for different imaging times. (<b>a</b>) B = 600 MHz. (<b>b</b>) B = 800 MHz.</p> Full article ">Figure 6
<p>Aircraft point targets.</p> Full article ">Figure 7
<p>SBL imaging results. (<b>a</b>) FM results at 0 dB. (<b>b</b>) FM results at 5 dB. (<b>c</b>) AziPM results at 0 dB. (<b>d</b>) AziPM results at 5 dB.</p> Full article ">Figure 8
<p>Azimuthal dimensional slices at 0 dB. (<b>a</b>) FM method. (<b>b</b>) AziPM method.</p> Full article ">Figure 9
<p>MSE curves of FM and AziPM methods with different modulation counts: (<b>a</b>) 16 modulations, (<b>b</b>) 48 modulations, (<b>c</b>) 64 modulations, (<b>d</b>) 96 modulations.</p> Full article ">Figure 9 Cont.
<p>MSE curves of FM and AziPM methods with different modulation counts: (<b>a</b>) 16 modulations, (<b>b</b>) 48 modulations, (<b>c</b>) 64 modulations, (<b>d</b>) 96 modulations.</p> Full article ">Figure 10
<p>Imaging results with different codes at 0 dB. (<b>a</b>) Cyclic code. (<b>b</b>) Random code.</p> Full article ">Figure 11
<p>MSE curves of cyclic code and random code methods.</p> Full article ">Figure 12
<p>Imaging results for different targets. (<b>a</b>–<b>c</b>) Targets. (<b>d</b>–<b>f</b>) Imaging results at 0 dB. (<b>g</b>–<b>i</b>) Imaging results at 5 dB.</p> Full article ">Figure 13
<p>ADMM total variation imaging results. (<b>a</b>,<b>c</b>,<b>e</b>) Imaging results at 0 dB. (<b>b</b>,<b>d</b>,<b>f</b>) Imaging results at 5 dB.</p> Full article ">Figure 14
<p>MSE curves for different methods.</p> Full article ">Figure 15
<p>Comparison of runtimes of different methods.</p> Full article ">