距离多普勒,Range Doppler
1)Range Doppler距离多普勒
1.Discussed the synthetic aperture radar imaging principle,Range Doppler algorithm, combined with the characteristics of echo data, we get the matlab program of the RD algorithm and the imaging simulation on this basis.本文工作主要归纳为:(1)研究了合成孔径雷达的回波成像原理和多普勒成像算法,结合回波数据的特点,实现了距离多普勒(RD)算法的Matlab程序,并在此基础上验证了RD成像过程。
2.We mainly study equalization technique for purifying reference channels and discus algorithms of equalization, clutter canceling andRange Doppler.本文基于国内清华大学的地面数字多媒体电视广播标准(DMB-T)的数字电视信号作为辐射源,首先研究了DMB-T标准的关键技术OFDM技术,研究了OFDM的基本原理,OFDM系统存在的关键问题及解决方案,详细介绍了DMB-T信号的帧结构,系统参数,信号特点及如何利用信号特点作同步和信道估计,为数字电视信号的雷达探测打下基础,接下来设计了用数字电视信号做照射源的外辐射源雷达系统结构,重点研究了针对参考支路纯化处理的均衡技术,针对均衡模块,杂波相消模块还有距离多普勒作了详细的原理论述和算法讨论,仿真了均衡模块的迫零、自适应和判决反馈算法,分析了不同算法的性能,最后对外辐射源雷达系统进行了仿真,仿真结果显示经过均衡处理以后的杂波相消能够得到较好的效果。
英文短句/例句
1.Analytical model of range-Doppler image of rotating cylinders and cones转动圆柱和圆锥的激光距离多普勒像分析模型
2.range-gated Doppler ultrasonic flowmeter距离选通脉冲多普勒超声波流量计
3.Instant range-Doppler imaging of high speed targets高速运动目标的瞬时距离-多普勒成像
4.Analysis of R-D Location Precision in Spaceborne SAR Image星载SAR图像距离-多普勒定位精度分析
5.The technique of range gating in pseudorandom ultrasonic Doppler blood flowmeter伪随机超声多普勒血流计的距离选通技术
6.Reaseach on Doppler Effect to Anti-RGPO;利用多普勒效应抗距离波门拖引干扰的研究
7.Imaging of Fast-moving and Maneuvering Target Based on Instantaneous Range and Instantaneous Doppler Technique基于瞬时距离-瞬时多普勒的高速机动目标成像
8.RFI suppression in range-Doppler imaging using stepped frequency waveforms步进频信号距离-多普勒成像的干扰抑制
9.passive ranging Doppler无源测距多普勒雷达
10.passive ranging Doppler system被动测距多普勒系统
11.Doppler location and range system多普勒定位与测距系统
12.Squint looking synthetic aperture sonar imaging based on improved range-doppler algorithm基于改进距离-多普勒算法的合成孔径声呐斜视成像研究
13.A new range-instantaneous Doppler imaging method in Inverse Synthetic Aperture Sonar based on time-frequency analysis一种基于时频分析的逆合成孔径声呐的距离-瞬时多普勒成像方法
14.THE THEORETICAL ANALYSIS AND APPLICATION OF PSEUDORANDOM ULTRASONIC DOPPLER BLOOD-FLOW RANGEFINDING MEASUREMENT伪随机超声多普勒血流距离选通测量的理论分析和应用
15.A Study of Remote Measurement of Dynamic Parameters of Blast Shock Based on Laser Doppler Effect;激光多普勒效应远距离测量爆炸过程动态参数的研究
16.Range Doppler Algorithm Based Missile-Borne SAR Imaging with Diving Maneuver基于距离-多普勒算法的俯冲弹道条件下弹载SAR成像
17.Research progress on the laser range-resolved Doppler imaging radar and its key technologies激光雷达距离高分辨多普勒成像技术研究进展及关键技术
18.Research on Non-Kepler Characteristic of Long-Distance Relative Motion Between Space Objects空间目标远距离相对运动的非开普勒特性研究
相关短句/例句
Range-Doppler距离-多普勒
1.Range-Doppler Imaging Based on Maximum-entropy Based Spectrum Estimation;基于最大熵谱估计的距离-多普勒成像
2.In frequency modulation continuous wave (FMCW) radar, the target information is usually extracted byRange-Doppler processing.调频连续波(FMCW)雷达往往通过对回波信号的距离-多普勒处理来提取目标信息。
3.In this paper, the basic principles of synthetic aperture radar is introduced first, the mathematical expression ofRange-Doppler model is derived in detail.本文首先介绍了合成孔径雷达的基本原理,详细推导了距离-多普勒模型的数学表达式,在分析了距离-多普勒模型在图像定位中作用的基础上,系统地给出了基于星载合成孔径雷达头文件中辅助数据直接定位的原理与方法,并通过实际ERS-1图像产品进行定位的试验,具体研究实现该定位方法的细节,详细阐述了该算法中所有参数的获取方法,给出了具体的计算过程,试验结果表明该算法本身有着较高的精度。
3)Doppler-range coordinate多普勒-距离
1.Doppler-range coordinates are adopted in this radar system to display the information of targets.在该系统中采用多普勒-距离坐标系。
4)range/Doppler距离/多普勒
1.This paper analyzes the LFMCW signal used in HF radar, then deduces the expression of its beat frequency, and the theoretical forrange/Doppler processing used two-dimensional fast Fourier transform(FFT) technique.基于线性调频连续波雷达可提取目标的距离信息和多普勒频率,分析了线性调频连续波在高频雷达中的应用,推导出差频信号的表达式和利用二维快速傅里叶变换进行距离/多普勒处理的理论。
5)Range-Doppler(RD)距离-多普勒
1.The simulaiton results indicate that the 2D distribution in range-doppler(RD) channel can be reflected by I/Q clutter signal which goes through the FFT,and this method can apply to the clutter coherent vedio signal simulation.仿真结果表明,I/Q两路视频信号进行FFT后能够反映出距离-多普勒通道的杂波二维分布,适用于杂波相干视频仿真。
6)range-Doppler algorithm距离-多普勒算法
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