This article introduces the architecture of a self-testing system for echo signal simulator.
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。
SAR echo base-band signal produce module is the key unit of the SAR echo signal simulator, its design affects the performance of the SAR echo signal simulator.
SAR目标回波基带信号产生模块是SAR目标回波模拟器的关键单元之一，其设计影响到模拟器系统的性能。
The realized SAR echo signal simulator based on point target and simple distributed target now, however, its application scopes is very limited, and requires further study and more research.
虽然目前已有基于点目标和简单分布目标的回波模拟器系统，然而其应用领域非常有限，尚待进一步研究和完善。
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。
Radar target simulator is used to generate radar echo signal comprised of target and radar environment.
雷达目标模拟器是用于产生包含目标以及雷达环境信息的雷达回波信号。
Radar echo simulator is a kind of signal generator used to debug the subsystems of radar signal reception and processing.
雷达回波模拟器是用来调试雷达接收分系统和信号处理分系统的一种信号发生器。
Introduce how to design hardware system structure of radar signal echo simulator by using CPLD and DDS.
介绍利用复杂可编程逻辑器件CPLD和直接数字合成专用电路dds，设计雷达信号回波模拟器的硬件系统。
A complex structure signal simulator designed by DDS technique is introduced. It can simulate several kinds of strata echo waves or complex structure signals.
介绍了一种利用DDS技术设计的复杂结构信号模拟器，它可以模拟多种地层回声或复杂结构的信号。
The radar target simulator is mainly used for producing radar echo signal, which contains radar targets and clutter information.
雷达目标模拟器主要用于复现蕴含雷达目标信息和杂波信息的雷达回波信号。
The DDS technique is mainly described, and the basic principle and the composition of the signal simulator are introduced with a complex structure strata echo signal.
同时重点介绍了DDS技术，并以结构复杂的地层回声信号为例介绍了信号模拟器的基本原理及构成。
The DDS technique is mainly described, and the basic principle and the composition of the signal simulator are introduced with a complex structure strata echo signal.
同时重点介绍了DDS技术，并以结构复杂的地层回声信号为例介绍了信号模拟器的基本原理及构成。
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