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雷达中的微多普勒效应
- 雷达中的微多普勒效应,作者V.C.Chen(micro doppler effect in radar by V.C.Chen)
2018021018322890099408radon_ambiguity
- 基于Radon-Ambiguity变换的机动目标检测方法 首先用基于Radon--Ambiguity变换(RAT)的时频分析方 法估计多个目标的加速度并进行运动补偿,通过频域滤波对多目标进行分离并估计粗略的多普勒 频率(A maneuvering target detection method based on Radon-Ambiguity transform is first used to estimate the acceleration of multiple targets and
MITRES_LL_003IAP11_exp02
- Sensing Range, Doppler, and Synthetic Aperture Radar Imaging
Matlab-仿真雷达信号处理系统
- 运用数字信号处理理论和Matlab 软件研究的脉冲压缩多普勒雷达的信号处理仿真问题,提出了一个仿真模型,该模型能够仿真雷达信号、系统噪声与杂波的产生和脉冲压缩多普勒雷达系统中信号的动态处理过程,最后结合MIMO雷达信号特点 ,显示了使用Matlab 仿真雷达信号处理系统方便快捷的特点。(The use of digital signal processing theory and Matlab software to study the compression of pulse Doppler
LFM信号脉冲压缩时的关键问题仿真
- 以下几个matlab程序对雷达常用的线性调频信号(lfm信号)进行脉冲压缩时的关键问题进行了仿真,其中包括旁瓣抑制影响(加窗与不加窗)、多卜勒频移影响,并对时域脉压与频域脉压结果进行了对比分析,供相关技术人员参考。(The following several matlab programs simulate the key issues when pulse compression is performed on radar commonly used chirp signal (lfm sig
craet
- 利用Matlab产生FMICW信号,并用二维FFT处理得到距离多普勒谱(The FMICW signal is generated by Matlab, and the distance Doppler spectrum is obtained by two-dimensional FFT processing.)
ultrasonic120170603
- 超声波传感器是将超声波信号转换成其他能量信号(通常是电信号)的传感器。超声波是振动频率高于20KHz的机械波。它具有频率高、波长短、绕射现象小,特别是方向性好、能够成为射线而定向传播等特点。超声波对液体、固体的穿透本领很大,尤其是在阳光不透明的固体中。超声波碰到杂质或分界面会产生显著反射形成反射成回波,碰到活动物体能产生多普勒效应。超声波传感器广泛应用在工业、国防、生物医学等方面。(Ultrasonic sensor is a transducer that converts ultrasoni
RD
- 距离多普勒成像算法,包含回波构造距离压缩方位压缩(Distance Doppler imaging algorithm, including echo structure Compression azimuth compression)
RD-距离徙动校正
- 距离多普勒成像算法,包含距离徙动回波构造距离压缩方位压缩(Distance Doppler imaging algorithm, including distance echo echo structure compression azimuth compression)
RD-运动补偿
- 距离多普勒成像算法,包含运动补偿距离徙动回波构造距离压缩方位压缩(Distance Doppler imaging algorithm, including motion compensation distance migration echo structure compression compression azimuth compression)
sarRD
- 合成雷达孔径的成像算法--距离多普勒算法(SAR algorithm -- distance Doppler algorithm)
RDA(range_migration_correction)
- 此代码为合成孔径雷达成像的算法,是最基本的距离多普勒算法,其中加入了距离徙动的补偿,对不同的点目标进行成像,同时显示了距离徙动补偿前后的距离徙动曲线的图,和最后点目标的位置。(This code is the algorithm of synthetic aperture radar imaging. It is the most basic distance Doppler algorithm, in which the compensation of distance migration i
19823641xianxintiaopinbo
- 对舰船目标回波信号进行分析,并对信号进行多普勒频移,脉冲展宽等研究,最终构建回波信号(The echo signal of ship target is analyzed, and the Doppler frequency shift and pulse broadening are studied. Finally, the echo signal is constructed.)
多普勒频移条件下的 8-PSK调制解调及同步算法仿真
- 本程序利用交替优化的方法实现了8-PSK信号在多普勒频移条件下的相位和定时双参数同步,不仅程序注释清晰,而且附上该程序实验报告,力求便于读者理解。(By optimizing alternately, this program realizes two parameters synchronization of phase and timing for 8-psk signal under Doppler frequency shifting channel. For better unders
LFM_BC
- 一种基于LFM和Barker码复合调制的雷达波形,理论上分析了该低截获雷达波形的组成。通过仿真得到复合调制信号的时域波形、频谱图和模糊函数图,与LFM信号和Barker码信号对比分析对复合调制雷达信号的距离和多普勒模糊函数、截获因子等进行了研究。(A radar waveform based on LFM and Barker code modulation is presented. The composition of the waveform is analyzed theoretical
matlab源程序及说明
- 关于捷联惯导与多普勒计程仪组合导航的算法程序,比较基础。方便初学者尝试(The algorithm program of SINS and Doppler Log integrated navigation is comparatively basic. Easy for beginners to try)
三种成像算法:RD、RMA、CS
- 实现合成孔径成像的三种算法,包括RD(距离多普勒)、RMA(距离徙动)、CS(Chirp Scaling)(Three algorithms for SAR imaging, including RD (Range Doppler), RMA (Range Migration) and CS (Chirp Scaling))
RD
- 雷达成像中距离多普勒算法(RD算法),附带文字注释说明(Radar imaging midrange Doppler algorithm (RD algorithm), with text annotations)
ReadPUPData-read
- 多普勒天气雷达pub产品数据解析java代码(Doppler weather radar pub product data parsing java code)
2
- 2. 关于无线信道的多普勒谱,请回答以下问题: (1) 在某些无线信道中,多普勒频移会引起无线信道输出信号的混叠。请描述产生混叠的各种原因; (2) 无线信道中的多普勒谱有一种经典谱(classic spectrum),请解释产生这种谱形状的机理; (3) 请用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h。并请描述:自己用计算机产生的经典谱是正确的依据。(2. Regarding the doppler sp