Antenna characteristics and air-ground interface deembedding methods for Stepped-Frequency Ground Penetrating Radar measurements

被引:7
作者
Karlsen, B [1 ]
Larsen, J [1 ]
Jakobsen, KB [1 ]
Sorensen, HBD [1 ]
Abrahamson, S [1 ]
机构
[1] Tech Univ Denmark, Dept Math Modelling, DK-2800 Lyngby, Denmark
来源
DETECTION AND REMEDIATION TECHNOLOGIES FOR MINES AND MINELIKE TARGETS V, PTS 1 AND 2 | 2000年 / 4038卷
关键词
anti-personal mine detection; stepped-frequency GPR; antenna deembedding; air-to-ground interface deembedding; principal component analysis;
D O I
10.1117/12.396230
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The result from field-tests using a Stepped-Frequency Ground Penetrating Radar (SF-GPR) and promising antenna and air-ground deembedding methods for a SF-GPR is presented. A monostatic S-band rectangular waveguide antenna was used in the field-tests. The advantages of the SF-GPR, e.g., amplitude and phase information in the SF-GPR signal, is used to deembed the characteristics of the antenna. We propose a new air-to-ground interface deembedding technique based on Principal Component Analysis which enables enhancement of the SF-GPR signal from buried objects, e.g., anti-personal landmines. The methods are successfully evaluated on field-test data obtained from measurements on a large-scale in-door test field.
引用
收藏
页码:1420 / 1430
页数:11
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