| 1. | None of the proposed methods will be effective enough to remove ground clutters
提出来的方法都不足以排除地面杂波。 |
| 2. | And the characteristics of the ground clutter change as well as time change
此外,飞机运动时,杂波背景的特性会随时间变化。 |
| 3. | The characteristics of the ground clutter are analyzed and presented . the development and the theories of clutter suppression of airborne radar are desicribed systematically
首先分析总结了地物杂波频谱的组成特性,系统地阐述了机载雷达杂波抑制的基本理论及其发展动态。 |
| 4. | 2 rayleigy and weibull distribution ground clutter for airborne phased array radar ( apar ) general pulse signal was simulate with method of zero memory nonlinear transform
二、利用零记忆非线性变换法实现机载相控阵雷达常规脉冲情况下的瑞利分布、韦伯尔分布的地面杂波模拟。 |
| 5. | But airborne radar will face highly complicatied clutter environment . the complexities of clutter back ground mainly embody in large amplitude interference of ground clutter , clutter spectrum spread caused by platform movement effect
但由于机载雷达的应用面临非常复杂的杂波环境,杂波功率很强,载机的平台运动效应使杂波谱展宽。 |
| 6. | The mainly work of this project : 1 a mathematic model of the ground clutter for airborne pd radar is established and the clutter power spectrum is calculated by the method of integrating reflected energy between constant doppler loci in range - gate circle
本课题的主要工作包括：一、对机载相控阵雷达的杂波功率谱进行数学建模，采用沿距离门等多普勒线区域积分的方法求解杂波功率谱。 |
| 7. | The ground moving target detection ( gmti / gmtd ) is an important function of the battlefield awareness radar and fighter ' s fire - control radar . in the gmti / gmtd the ground clutter will do strong harm to the detection and stap can be used to suppress the clutter
战场感知雷达和机载火控雷达的地面慢速目标检测功能也受到地杂波的制约，可以利用空时二维自适应处理提高抑制杂波的能力。 |
| 8. | The main work in this dissertation can be summarized as follows : 1 . we analyzed the the distribution characteristics of ground clutter returns in airborne phased - array radar , and constructed the airborne phased - array radar main - lobe returns model
本论文的主要工作如下: 1 .对机载相控阵雷达回波谱特性进行了深入的分析,建立了比较逼真的且通用性较好的机载相控阵雷达回波的数学模型。 |
| 9. | This project based on the research of pd radar simulator , give the mathematic model of the ground clutter and target , generate the data of them . then the data has been translated to the memory of the simulator by a pci card
本课题以某机载相控阵雷达模拟器的研制为背景，对雷达杂波和目标回波进行数学建模，产生相应的目标数据和杂波数据，并通过计算机pci总线，将生成的数据文件加载到雷达模拟器的存储器中。 |
| 10. | It is discussed that the request of acquisition equipment used in measuring the mix - wave of underground in the article . according to the equipment , it is established on data collected methods and it is recorded by radar on the pattern of ground clutter around dou ji tai
文章对地杂波测量所用采集设备的要求进行了分析，根据采用的录取设备的情况，制定了数据录取方法，对雷达观察到的斗鸡台周围地杂波波形进行了采集记录，课题编制了测量数据的显示应用程序。 |
