Digital_Mod_over_Fading---Copy

It is Short Time Fourier Transform Codes, which can be used for ISAR Imaging

船舶扭振计算的例程，船的轴系较复杂，所以大多数例子都是关于船舶的！(an example of ship torsional vibration)

matlab下可以直接使用的小程序 包括这种常用算法 对应书籍为《matlab宝典》(matlab can be directly used for small programs, including such popular books as the corresponding algorithm " matlab Collection" )

用前向差分算法解二维薛定谔方程 很值得参考(With the forward difference algorithm for solving two-dimensional Schr?dinger equation is worth considering)

用matlab实现遗传算法的简单程序，采用二进制编码(With a simple genetic algorithm matlab implementation procedures, the use of binary encoding)

几种准正交空时码性能的比较，分析不同编码方式的优劣( Code Performance comparison of several quasi-orthogonal space time, analyze the pros and cons of different encoding)

jake模型，MIMO以及不同场景的相关参数下不同信噪比下的误码率仿真(BER simulation under different SNR jake model, MIMO and related parameters for different scenarios)

说明：  QC-LDPC的主程序，IEEE802.16e标准，考察迭代次数对误码率的影响(Various encoding and decoding methods of LDPC)

说明：  一个动态遗传算法代码 matlab的,采用全方位的两点杂交、两点变异的改进的加速遗传算法（IAGA）(A dynamic genetic algorithm matlab code, the use of comprehensive two hybrid, two variations of improved accelerating genetic algorithm (IAGA))

模拟2个独立窄带信号分别以20°，60°的方向入射到均匀线阵上信号间互不相关，与噪声相互独立，噪声为理想高斯白噪声，阵元数为10，阵元间距为入射信号波长的1／2，信噪比为20dB，快拍数分别为5，50，200。(Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA between signal uncorrelated with independent noise, the noise is ideal Gaussian white noise, the array element number 10, the array element spacing of the incident 1/2 wavelength of the signal to noise ratio of 20dB, the number of snapshots 5,50,200 respectively.)