探地雷达系统

RIS-K2型探地雷达系统及其应用

RIS-K2 type of ground penetrating radar system and application

本课题作为探地雷达系统的一个部分，完成对天线单元输出的模拟回波信号的量化、采集、显示、处理，以及数据的读入和存储。

As a part of a whole Ground Penetrating Radar system , this module is able to sample the analog signals which are send out from the Antenna Module , displaying , processing and storing these datum .

研究了如何选择探地雷达系统中的发射源，借助于MATLAB和C语言混编，对脉冲的发射及散射现象进行了模拟仿真。

Explain how to choose the ground penetrating radar system emission source . By means of MATLAB and C language , the emission and scattering of the pulse phenomenon is simulated .

高速数据采集是探地雷达系统的关键部分，利用PCI总线的高速传输特性，给出了一种设计方法。

High speed data acquisition is the key portion of underground detecting radar system . Basing on PCI bus technology , a data collection method is presented .

只有几种类型的宽带天线能够用于探地雷达系统中，如电阻加载的蝶形天线、TEM喇叭天线及其变形形式。

There are only a few types of antennas that are widely used in GPR systems , such as resistively loaded bow-ties , TEM horns and their modification .

3ns脉宽的单脉冲探地雷达系统

3ns monopulse ground penetrating radar system

一种基于三层控制探地雷达系统的研究与实现

Research and Realization of a GPR System Based on 3-level Control

宽带探地雷达系统研究及在工程检测的应用

The broadband GPR system study and its application in engineer inspecting

提出了一种可用于探地雷达系统的电阻加载渐变槽线天线。

A new resistive loaded tapered slot antenna is proposed for the ground penetrating radar .

探地雷达系统优化及在隧道地质超前预报中的应用研究

Improvement of Ground Penetrating Radar and Its Application into the Predication of Geological Conditions in Tunnel Engineering

本文描述了探地雷达系统的设计、研制、物理模拟及其实测结果。

Ground-penetrating radar system is described in its design , manufacture , physical analogue and observation results .

由于探地雷达系统大多采用超宽带窄脉冲信号，因此要求天线具有极宽的工作带宽。

The ground penetrating radar ( GPR ) system usually uses ultra-broadband short pulse , so the antenna must have a wideband .

对于设计无载波单脉冲体制相控阵探地雷达系统具有意义。

This study can be of significance for the design of ground-penetrated radar , which is associated with non-carrier wave single pulse phased array mechanism .

实验证明我们研制的取样头性能良好，它可以用在无载波探地雷达系统中作为信号采集器。

The experimental results agree with required performance , and it can be applied as signal gathering in the ground penetrating radar system . head continuous with body ;

由于探地雷达系统的超宽带特性及穿透探测时电磁波传播的复杂性，必须通过系统校准才能获取地下目标的精确信息。

Exact information of subsurface target can be obtained only by system calibration because of the Ultra-wideband characteristics of GPR system and the complexity of electromagnetic waves propagation in breakthrough detection .

简述探地雷达系统的组成和基本理论，电磁波传播特点和传播特性；介绍探地雷达的工作原理以及路用探地雷达的探测性能及性能指标。

Summarized the composition and basic theory of GPR system , the electromagnetic wave propagation characteristics and transmission characteristics . Introduced the working principle of the way with GPR as well as its detection performance and performance indicators . 3 .

基于GIS思想的探地雷达处理系统

GPR processing program based on geographical information system

基于EZ-USB的探地雷达采集系统的设计与实现

Design and Implementation of the Collection System of GPR Based on EZ-USB

探地雷达天线系统的设计、实现与优化

Design , Implementation and Optimization of Antenna System Used in Impulse Ground Penetrating Radar

探地雷达信息系统研究与应用

Study and application of GPR information system

探地雷达天线系统是探地雷达的关键部件，该系统包括高电压短脉冲发生器、脉冲辐射天线、接收天线、宽带低噪声高频放大器、采样变换电路和低频放大器。

The antenna system of GPR is a key part of GPR . The system is consists of a generator of high voltage and short pulses , a pulse radiation antenna , a receiving antenna , a broadband and low-noise RF amplifier , sampling transform circuits and MF amplifiers .

基于USB接口的探地雷达数据采集系统

A Data Acquisition System of GPR Based on USB Interface

冲击脉冲探地雷达主控系统主要采用可编程逻辑器件CPLD和单片机控制。

A method of uses the programmable logic device CPLD and MCU to control the system of Impulse GPR .

建立了基于EZ-USB的探地雷达信号采集系统，该系统采用了CPLD实现高速采集，FIFO存储器实现缓存，EZ-UsB实现快速传输，最后还完成了USB设备固件和客户软件的开发。

This paper proposed a signal collection system of Ground Penetrating Radar based on EZ-USB , including high speed collecting used CPLD , real-time buffering used FIFO memory , and high speed transferring used EZ-USB . Finally the development of the USB device firmware and the client software is done .

该设计目前已在探地雷达数据采集系统中得到验证。

Now this design was tested in underground detecting radar system .

探地雷达自动识别系统在隧道检测中的应用

Application of GPR Automatic Identification System in the Tunnel Detection

简要阐述了探地雷达中数据采集系统的硬件结构及其工作原理，重点分析了数据采集系统的核心&基于现场可编程门阵列（FPGA）器件控制逻辑的实现，并介绍了软件驱动的实现方法。

This paper describes the hardware structure and principle of this collection system , analyzes mainly the core of data acquisition system which is based on some control logic programmed in FPGA . Furthermore it introduces software realization .

相控阵探地雷达信号处理软件系统使用多种算法对雷达信号进行处理和分析，并以图形界面显示最终结果。

Phased-array ground penetrating radar software system processes and analyses radar signal by using various algorithms , and displays the final result in graphical interfaces .

为保证探地雷达天线与发射系统的良好匹配，文中采用复镜像法分析了贴地偶极天线阻抗在加载和未加载的情况下，天线阻抗随频率和地下煤质参数的变化特性。

In order to obtain the impedance matching between transmitter and antennas of ground penetrating radar , the impedance of dipole antennas placing on different ground media is calculated with resistance loaded and unloaded .

针对探地雷达的特性，本文主要研究了探地雷达天线系统的分析、设计和工程实现等问题。

According to the characteristics of GPR , this thesis researches mainly the problems in analysis , design and realization of GPR antenna system .