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主要是对二维线性调频信号的仿真,这里的二维线性调频信号就是在雷达系统中经常用到的发射信号,对仿真雷达信号的用户是有用的!-Mainly two-dimensional linear FM signal simulation, where the two-dimensional linear FM signal in the radar system is frequently used for launching signal, on the simulation of radar signal
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FM 的仿真程序,同时加有噪声,还可以看仿真图像,通过修改可以进行相位调制仿真,-FM of the simulation program, plus there is noise at the same time, you can see simulation images, can be carried out by modifying the phase modulation simulation,
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一种自适应chirplet分解的快速算法
针对信号自适应chirplet分解未知参数多、实现起来比较困难的特点,文献[1]提出了一种新的chirplet分解快速算法。该算法利用计算信号的二次相位函数,得到其能量分布集中于信号的调频率曲线上的结论,此时通过谱峰检测可同时获得chirplet调频率、时间中心和幅度的估计;然后通过解线性调频技术获得其初始频率和宽度的估计,仿真结果验证了本文算法的有效性。
-Chirplet an adaptive decomposition al
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几个常用通信和雷达信号的matlab仿真,包括bpsk,qpsk,qam和线性调频信号(2个)-Several commonly used communications and radar signals in matlab simulation, including bpsk, qpsk, qam and linear FM signals (2)
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fm radio simulation in matlab simulink
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得加了示波器或频谱仪,可以对照理论清楚观察到信号发生的变化。matlab6.5及以上版本上运行。
[20042316412259395.rar] - matlab的雷达相关程序,包括MTIMTDCFAR,动目标自适应处理
[keyboard_input_v1.02.zip] - matlab键盘输入模型程序,用simulink制作。在7.0以上版本直接运行 运行过程中按一下键盘就会看到示波器上出现一个脉冲信号。
[pplbq.rar] - 线性调频信号通过匹配滤波器的程序
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产生线性调频信号,Matlab仿真实现雷达线性调频信号,并表现出线性调频信号的时域图和幅频、相频图-LFM signal generation, Matlab simulation of radar chirp signal, and the performance of a linear FM signal in time domain and amplitude frequency diagram, phase-frequency diagram
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本文通过matlab仿真,比较线性调频信号的FFT和STFT,并研究了信号中混入各种噪声后如何处理。-In this paper, matlab simulation, comparison of the FFT and linear FM signal STFT, and studied all kinds of noise signals mixed How to handle.
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进行常用雷达信号的matlab仿真,分为线性调频信号的时域频域仿真和线性调频脉冲压缩处理2个部分。-Commonly used in radar signal matlab simulation, divided into linear FM signal in time domain frequency domain simulation and linear FM pulse compression of two parts.
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用matlab中dsp builder做的FM调制器,仿真成功。编译后可下载到quartus2中,供学习参考。-Using matlab dsp builder to do in FM modulator, simulation success. Compiled can be downloaded to quartus2, the reference for the study.
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