ground penetrating radar systems
Design of a Balun for a Bow Tie Antenna in Reconfigurable Ground Penetrating Radar Systems
... In this paper both the monolithic and the discretized antenna are fed by means of a coaxial cable, as customarily happens in GPR systems equipped with dipole-like antennas. The balancing of the currents is ...
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Enhancements of a three dimensional target model for deep ground penetrating radar systems
... Target modeling must account for different sizes, shapes, and compositions. This is due to the various complex energy interactions that can take place when a signal is incident upon its surface. These issues are ...
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Experimental assessment of the viability of using ground penetrating radar for metal wire-snare detection
... Polarisation information and the use of both high and low frequencies in radar systems can allow enhanced detection. The signal can penetrate deeper and propa- gate through dense materials such as rocks and ...
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Use of Ground Penetrating Radar for Transportation Infrastructure Maintenance
... Much importance has been given throughout this PhD work to the accuracy of GPR systems. Regular discussions and questions from customers and NPRA personal have underlined the necessity to gauge the accuracy of the ...
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Miniaturization of Dipole Antenna for Low Frequency Ground Penetrating Radar
... Antennas are essential components of GPR systems for transmission and reception of the electromagnetic waves. Efficient emitting and receiving of electromagnetic energy is ensured by high antenna gain as antennas ...
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Railway Ballast Monitoring by GPR: A Test Site Investigation
... regard, Ground-Penetrating Radar (GPR) stands as a viable alternative to the invasive and time-consuming traditional techniques for the inspection of these ...
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Use of ground penetrating radar for assessing interconnections between root systems of different matured tree species
... of ground penetrating radar (GPR) for the health monitoring of tree root ...root systems belonging to different species of matured trees, as well as to investigate areas of roots ...a ...
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Detection of Soil Pipes Using Ground Penetrating Radar
... testing ground penetrating radar (GPR) to identify soil pipes and to present the complexity of soil pipe ...piping systems were made and used to provide spatial visualization of pipe ...the ...
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An overview of ground-penetrating radar signal processing techniques for road inspections
... Deterministic deconvolution is based on an a priori knowledge of w(t), typically assessed by calibration, which in far field conditions is easily achieved by performing GPR tests over a plate of perfect electric ...
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Estimation of Relative Permittivity of Shallow Soils by Using the Ground Penetrating Radar Response from Different Buried Targets
... GPR systems need either manual or auto-calibration before their use as a mine ...Where systems provide an indication of burial depth of the target it is important that the propagation velocity is known for ...
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Detection of soil pipes using ground penetrating radar
... testing ground penetrating radar (GPR) to identify soil pipes and to present the complexity of soil pipe ...piping systems were made and used to provide spatial visualization of pipe ...the ...
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Health monitoring of tree-trunks using ground penetrating radar
... trunks. The proposed method can be coupled with commer- cial antennas with minimum computational and operational requirements. Numerical examples are provided to support the premise that tree decays can be successfully ...
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Application of ground-penetrating radar to the identification of subsurface piping in blanket peat
... river systems in these upland environments and may significantly influence catchment sediment and solute ...of Ground Penetrating Radar (GPR) to remotely sense pipes in blanket ...
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An entropy-based analysis of GPR data for the assessment of railway ballast conditions
... context, ground penetrating radar (GPR) is a rapid, non-destructive testing (NDT) technique, which is being increasingly used for the assessment and the health monitoring of railway track ...GPR ...
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Assessing the condition of buried pipe using ground penetrating radar
... repairing or replacing the asset. Structural deterioration is a continuing process that reduces the load bearing capacity of the pipe and can be observed through structural defects such as cracks and fractures (Tran, ...
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Pavement pumping prediction using Ground Penetrating Radar
... on Ground Penetrating Radar techniques to predict pumping and reduce the risk on ...GPR systems: three types of soils are adequately compacted in electrically and hydraulically isolated ...
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Ground Penetrating Radar Image Preprocessing for Embedded Object in Media
... Pasolli, Melgani and Donelli [9] propose a novel pattern-recognition system to identify and classify buried objects from ground-penetrating radar (GPR) imagery. The entire process is subdivided into ...
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FDTD Based Numerical Framework for Ground Penetrating Radar Simulation
... Abstract—In this paper, a one-dimensional numerical framework based on Finite-Difference Time- Domain (FDTD) method is developed to model response behaviour of Ground penetrating radar (GPR). The ...
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Antena Spiral-dipole untuk Ground Penetrating Radar (GPR)
... (Ground Penetrating Radar) is a device useful for the detection of objects buried under the ground to a certain depth, without the need for excavation ...
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Focusing Ground Penetrating Radar Images with Vertical Offset Filtering
... GPR provides a mechanism to detect reflected signals from subsurface objects and changes in the electromagnetic characteristics of the ground material. Typically, the subsurface environment under study requires ...
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