BPSK_signal2

这是几个萤火虫源代码，可以正常使用，放心使用(This is a few firefly source code, can be used normally, rest assured that use)

说明：  利用时域有限差分（FDTD）仿真三维（3D）电磁波的传播，吸收边界条件为完全匹配层（PML）。(The use of finite difference time domain (FDTD) simulation of three-dimensional (3D) electromagnetic wave transmission, absorbing boundary condition for the perfectly matched layer (PML).)

学会使用MATLAB仿真软件搭建MSK调制解调仿真电路建立MSK调制解调系统仿真模型(Learn how to use MATLAB simulation software to build the MSK modulation and demodulation simulation circuit MSK modulation and demodulation system simulation model)

里面的程序为利用MATLAB程序仿真光纤参量放大中的增益与信号波长，增益与泵浦波长，增益带宽与信号波长与泵浦波长差的关系。(Inside the program MATLAB program simulation of the gain of the optical parametric amplification and signal wavelengths, the gain and the pumping wavelength, the gain bandwidth and the signal wavelength and pump wavelength difference.)

convolution signal continue

MB隐写源代码，供信息隐藏研究者研究参考，可以为研究MB隐写分析者节省时间(MB steganography source code for reference information hiding research researcher can study the MB to save time steganalysis)

最速下降法，是数值分析中很重要的一种，源码为其在matlab中的实现。(Steepest descent method, numerical analysis is a very important one in the matlab source code for its realization.)

SIMULINK 模块,对单脉冲雷达进行系统仿真(SIMULINK module, single-pulse radar system simulation)

正态分布程序例程，可以画双峰、三峰、四峰(Normal Distribution Program Routine,Can draw two peaks, three peaks, four peaks)

主成分分析法在数学建模中的应用 使用主成分分析法的matlab 编程(Principal component analysis in mathematical modeling using principal component analysis method matlab programming)