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tyldfxdyMATLAB
- 现在的雷达都是在多脉冲观测的基础上进行检 测的,多个脉冲积累后可以有效地提高信噪比,从 而改善雷达的检测能力。积累处理可以在包络检波 前完成,称为检波前积累或者中频积累。信号在中 频积累时要求信号间有严格的相位关系,也就是说 信号是相参的,所以也称为相参积累。此外,积累 过程可以在包络检波后完成,称为检波后积累或者 视频积累。由于信号在包络检波后失去了相位信息 而只保留了幅度信息,所以检波后积累处理就不需 要信号间有严格的相位关系,因此这种积累又称为 非
matlab信号处理工具箱代码
- matlab信号处理的基础源代码,如:比较相参积累和非相参积累、雷达的恒虚警处理(CFAR)、相干相关K分布杂波、等等,总共有上百个m文件。
chap09
- ex9_1 脉冲信号调制 ex9_2 载波10MHz,带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布+杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压
ex9_15
- ex9_15 比较相参积累和非相参积累。仿真先产生信号回波。得到回拨求模的结果,计算回波的信噪比。进行非相参积累和相参积累处理,计算相参处理和非相参处理后的信噪比。-Comparison ex9_15 coherent and noncoherent. Simulation of the first echo signal. Be the result of the call-back mode for calculating the echo signal to noise ratio. Fo
accumulation
- 关于相参积累和非相参积累的MATLAB仿真-Coherent integration and noncoherent Simulation
coherent-and-noncoherent
- 进行回波积累,我们可以进行相参积累和非相参积累,怎么来实现,还有如何进行比较?-Accumulation of the echo, we can be coherent and non-coherent integration, how to achieve, and how to compare?
daima
- 对回波信号的信号处理过程分为正交相检,固定杂波对消,MTD窄带滤波器组处理,相参积累和恒虚警处理-Signal processing of echo signals into quadrature-phase review process, the fixed clutter cancellation, MTD narrowband filter processing, coherent and CFAR
CAF_no_sections
- 利用互模糊函数完成无源连续波雷达的相参积累-Using CAF to complete the coherent integration ofcontinuous wave passive radar
pulsecompresscoherent
- 对雷达多脉冲回波进行匹配滤波处理后,再进行相参积累,提高检测信噪比-Coherent matched filter radar multi-pulse echo, to improve the detection signal to noise ratio
radar-Coherent-accumulation
- 多个脉冲积累后可以有效地提高信噪比,中频积累时要求信号间有严格的相位关系,即信号时相参的,所以称为相参积累。-Multiple pulse accumulation can effectively improve SNR, if integration requires strict phase relationship between signals, whereby the signal coherent, so called coherent accumulation.
radar-systems
- 雷达系统建模与仿真:回波波形、中放后波形、I/Q相干检波后波形、脉压后波形、MTI对消后波形、相参积累后波形、取模后波形、cfar后波形。-Modeling and simulation of radar systems: echo waveform, put after the waveform, the I/Q coherent the inspection Bo Houbo shaped pulse pressure after the waveform, the MTI eliminat
rayleigh
- 对于微弱信号检测算法中非相参积累以后近似服 从于高斯分布的噪声,都可以通过双参量估计恒虚警 检测器来实现恒虚警检测-Coherent integration for weak signal detection algorithm Central Africa approximately obey the Gaussian distribution of the noise by the two-parameter CFAR detector is estimated to achieve
jilei
- matlab实现信号的相参积累和非相参积累源代码-matlab realization the signal coherent integration and non-coherent accumulation of source code
leidaxinhaoyuchuli
- 对雷达信号进行预处理。输入设定的LFM信号,进行数字正交解调以及匹配滤波最后是相参积累。从而得到LFM信号频谱图,解调后的频谱,想干积累输出等结果。 -The radar signal preprocessing. Input set of LFM signal, digital quadrature demodulation and matched filtering the last coherent integration. LFM signal spectrum, the demod
9radar-systems
- 雷达系统建模与仿真:回波波形、中放后波形、I/Q相干检波后波形、脉压后波形、MTI对消后波形、相参积累后波形、取模后波形、cfar后波形-Radar System Modeling and Simulation: echo waveform, the waveform after the release, I/Q coherent detection shaped pulse waveform after, MTI cancellation after wave, after wave cohe
9
- ex9_1 脉冲信号调制 ex9_2 载波10MHz,带宽2MHz的线性调频信号及其频谱图 ex9_3 产生7位巴克码编码的二相码 ex9_4 产生7位巴克码和线性调频的混合调制信号 ex9_5 瑞利分布实现程序 ex9_6 瑞利分布+杂波 ex9_7 相关对数正态分布杂波 ex9_8 相关weibull分布杂波 ex9_9 相干相关K分布杂波 ex9_10 线性调频信号的数字化正交解调 ex9_11 雷达脉冲压缩处理 ex9_12 二相编码信号的脉压
xiangcan
- 相参处理的意义在于脉冲积累时提高信噪比,提高多普勒频率的准确度。(The significance of coherent processing is to improve the signal to noise ratio and improve the accuracy of the Doppler frequency.)
非相参积累
- 雷达系统,雷达信号中频非相参积累的简单代码(Radar system, radar signal, intermediate frequency, non coherent accumulation, simple code.)
相参积累
- 雷达系统,基于matlab实现雷达信号的相参积累的简单代码(Radar system, based on MATLAB, is a simple code for coherent accumulation of radar signals.)
ACCF
- 迭代ACCF相参积累与参数估计,SAR回波,只加了噪声(Iterative ACCF coherent accumulation and parameter estimation)