Ground Penetrating Radar (GPR)
Ground Penetrating Radar (GPR)
Ground Penetrating Radar (GPR)
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<strong>Ground</strong> <strong>Penetrating</strong> <strong>Radar</strong> (<strong>GPR</strong>) IET-<strong>Radar</strong> 2013<br />
Operation of ALIS (<strong>GPR</strong>)<br />
in real mine fields in Cambodia (July 2009-)<br />
<strong>GPR</strong> image by<br />
ALIS<br />
=5cm xy=2cm<br />
2 sets of ALIS<br />
(<strong>GPR</strong>) have<br />
detected more<br />
than 80 land<br />
mines in<br />
Cambodia.<br />
Identification<br />
rate is more<br />
than 60%<br />
Cambodia, July 2009<br />
Detected target:PMN-2 (USSR)<br />
127<br />
128<br />
Signal Processing for Imaging<br />
Mine<br />
Clearance<br />
October 2010<br />
After signal processing Raw signal<br />
March 2010<br />
129<br />
Borehole radar for cavity<br />
detection<br />
Borehole <strong>Radar</strong> Profiles<br />
=50cmx=10cm,y=20m<br />
Korea, 2000<br />
B2<br />
B1<br />
Tx: 70 m Tx: 75 m Tx: 80 m<br />
70 m<br />
19.5 m<br />
Rx<br />
Tx<br />
20 m<br />
Cavity<br />
Tx: 85 m<br />
Tx: 90 m<br />
Motoyuki Sato (Tohoku University, Japan) 22
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