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<td> [[Image:FDTD22(1)FDTD24A.png|thumb|300px400px|The computational domain box of a metallic sphere patch antenna with nonzero offset in all directionsa finite-sized substrate.]] </td><td> [[Image:FDTD24.png|thumb|400px|The computational domain box of a laterally infinite planar structure patch antenna with a PEC ground and zero ±X and ±Y and -Z domain offsets.]] </td>
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