Chapter 2 deals with the ground echo signal of sar , and establishes the signal models of static target and moving target 第二章研究了合成孔径雷达回波信号,建立了静止目标和运动目标的回波模型。
Miss distance parameters are estimated by matching pursuit algorithm to search the basis function which best matches the echo signal 通过匹配追踪算法寻找与回波信号最匹配的基函数来确定脱靶量参数。
High - speed data acquisition and high capacity real - time memory is important and necessary for acquisition and assessment of radar echo signal 高速数据采集和大容量实时存储是采集和评估雷达回波信号的必要手段。
Radar display terminal , which is used to visually present the information contained in the radar echo signal , plays an important role in the radar system 雷达显示终端作为对雷达数据的直观表述,是各种雷达系统的重要组成部分。
On this basis , we created simulation models for echo signals of sar , analyzed several typical errors and got the point target echo with these errors 在此基础上,建立了sar回波信号的仿真模型,并针对几种典型的误差形式进行了进一步的分析,得到了带有误差的点目标回波模型。
The echo signal simulation is very important to the study of the sar system and the imaging methods are the foundation of the technology of synthetic aperture radar ( sar ) simulation 回波信号模拟是合成孔径雷达模拟技术的基础,它在合成孔径雷达系统和成像算法的研究中,具有十分重要的作用。
The main research work and results can be summarized as follows : 1 . analysis of echo signal of lfmcw radar , including beat signal of single - target and multi - target . 2 本文的主要工作包括:对lfmcw雷达回波信号(单目标差拍信号和多目标差拍信号)进行了分析;对lfmcw雷达模糊函数进行了分析。
The arithmetic formulas for sine wave , linear frequency modulation signal , v - style frequency modulation signal , white noise signal , reverberation signal and echo signal are given by their definition 根据信号类型的定义,给出了正弦信号、线性调频信号、 v型调频信号、白噪声、混响和回波信号的合成公式。
Radar system simulation , which can generate simulative radar echo signal to test the function of signal processing equipment , is used as an important method in the design & verification of modern radar system 雷达系统模拟是现代雷达系统设计、验证的重要手段,它产生的模拟雷达回波信号供给信号处理机,以验证信号处理机的功能。
B ) in isar imaging of moving targets with high speed and acceleration , the echo signal is decomposed by emd , which is used to remove the high frequency component induced by high speed or acceleration 2 、针对高速和加速度并存的机动目标,通过对回波信号的emd分解,去除由于高速和加速度产生的高频成分,用优化后的余量进行isar成像。
