通过采样和计算机处理，完成了LFMCW本振信号和目标回波模拟信号的差拍信号的测试与分析，得到了满意的结果。
Measured and analyzed the beat signal of LFMCW and simulated echo of object signals by sampling, computer processing, achieved satisfying result.
本文给出了回波模拟的基本原理，模拟器的硬件组成以及在雷达动目标显示系统改善因子测试中的应用。
This paper providers the work theory, hardware circuit structure and the application on improvement factor test of radar moving-target indicator system.
介绍了回波信号模拟设备的自动检查与测试部分的系统结构。
This article introduces the architecture of a self-testing system for echo signal simulator.
自行研制了大电机定子绝缘超声波检测系统，它能同时显示被测试样的A扫描脉冲回波和C扫描平面图。
A new ultrasonic testing system has been developed for application to stator insulation of large generator. It provides A-scan signals and C-scan map for tested specimen.
采用模拟回波和精密延时电路检测照射能力、用CCD采集激光光斑测试激光束散角，实现了整机性能的数字化检测。
Using simulation echo wave and accurate time delay circuit to measure ranging ability, using CCD to grasp laser facular to measure divergence of laser pulse, the digitized methods are realized.
因此您需要合适的测试设备与测试方法，来准确捕获雷达回波和杂散信号，进行雷达发射机及接收机指标测试，同时评估系统的抗干扰性及其他电路指标。
Suitable test system and method are need toaccurately capture and analyze the echo and clutter, even to test transmitterand receiver of Radar, and estimate the anti-jamming of Radar.
雷达回波模拟器在雷达系统的性能测试中有着广泛的应用。
Radar echo simulator is used widely in radar performance measuring.
通常用纵波直探头测试的第几次与第一次底面回波幅度所差的分贝数表示。
It is usually expressed by the decibels which is the straight beam probe tested the second time subtracting from the first bottom surface echo amplitude.
对线性调频连续波信号和目标回波模拟信号进行了全面的测试分析，完成了波形发生器与整个雷达接收系统的联调。
Measured fully and analyzed effectively CW, LFMCW and simulated echo of object signals, accomplished the debug with the radar system.
仿真与实际测试结果表明，该方法能有效提取远距离微弱激光脉冲回波信号，从而提高系统信噪比，扩大了系统原有的测程。
Simulation and actual test result shows that the new arithmetic could detect weak laser pulse signal effectively, increase the SNR and expand measuring range of laser range finder.
SAR回波模拟器能为SAR系统方案设计提供有效的数据支持，是SAR系统设计、研制和测试的必要手段。
SAR echo simulator can support SAR system design with database, is the necessary instrument for the design, research and test of SAR system.
回波损耗测试是通过向双绞线注入DM(差模信号)然后测试返回的DM信号，然而TCL是测试CM信号。
Except a return Loss measurement is made by injecting a DM signal into the pair and measuring the DM signal returned. Here we are measuring the CM signal returned which is TCL.
合成孔径雷达(SAR)回波模拟技术是合成孔径雷达设计、研制和测试的必要手段，回波模拟技术已经成为当前的一个热点研究课题。
At present, more and more people focus on the research of Synthetic Aperture Radar (SAR) echo signal simulator, which is an important instrument for the design, research and test of SAR system.
合成孔径雷达(SAR)回波模拟技术是合成孔径雷达设计、研制和测试的必要手段，回波模拟技术已经成为当前的一个热点研究课题。
At present, more and more people focus on the research of Synthetic Aperture Radar (SAR) echo signal simulator, which is an important instrument for the design, research and test of SAR system.
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