Analysis of GPR Wave Propagation in Complex Underground Structures Using CUDA-Implemented Conformal FDTD Method

<p>Variation diagram of the <svg height="11.8174pt" id="M28" style="vertical-align:-3.1815pt" version="1.1" viewbox="-0.0498162 -8.6359 12.4982 11.8174" width="12.4982pt" xmlns="http://www.w3.org/2000/svg"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M593 650H142L136 622C219 616 224 611 209 531L130 120C114 39 108 34 23 28L17 0H501C518 32 557 130 568 158L540 169C519 132 495 93 469 70C439 43 409 35 332 35C272 35 241 37 225 50C211 61 211 89 222 149L253 320H350C441 320 443 312 441 239H471L510 434H481C455 366 448 358 360 358H260L303 572C311 613 312 615 348 615H431C509 615 522 603 532 581C544 555 546 531 545 491L574 493C583 555 592 631 593 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,7.943,3.132)"><path d="M394 142L380 118C343 58 321 37 246 37H148C231 169 310 295 394 423L387 439H154C117 439 106 445 99 460H75C67 417 51 354 40 313L70 303L83 330C110 386 125 401 192 401H284C201 269 121 142 33 17L40 0H375C391 40 408 87 423 127L394 142Z"></path></g></svg> field value. (a) Traditional FDTD method. (b) CUDA-implemented FDTD method.</p>

International Journal of Antennas and Propagation

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Figure 9

Figure 9: Analysis of GPR Wave Propagation in Complex Underground Structures Using CUDA-Implemented Conformal FDTD Method 