Electromagnetic Imaging of Two-Dimensional Geometries by Multipulse Interference Using the Inverse FDTD Method

Figure 9

Reconstruction of a square using different probe spacing. (a) Original square of side 𝑠=4𝜆_𝑐 (scale bar is 6𝜆_𝑐). (b), (c), and (d) depict the reconstructed images for probe spacing of 𝑠, 1.5s, and 2s, respectively.

(a)

(b)

(c)

(d)