CC_BPSK

QPSK transmitter in matlab

合成孔径雷达（sar）的距离多普勒成像算法（点目标） 成像算法 RD、RMA、CS 的 matlab程序 (Synthetic aperture radar (sar) in the Range Doppler algorithm (point target) imaging algorithm RD, RMA, CS' s matlab program)

DQM法matlab代码，用于求解输液管道的失稳问题，在边界弹簧刚度变化的情况下，给出了临界失稳流速。(DQM method matlab code for solving the instability problem pipes conveying fluid, the spring stiffness in the border cases, given the critical buckling velocity.)

压缩文件中包含五个matlab程序，可用于求解信号与系统常用信号（如双边、单边指数信号、门函数等）的傅立叶变换并图形显示变换结果(compressed file contains five Matlab procedures, can be used for signal and the signal system used (such as bilateral, unilateral index signal gate function) of the Fourier transform and graphics transform results)

DIRECTION-OF-ARRIVAL MEASUREMENT

进行永磁同步电机双闭环FOC控制，采用遗传算法优化转速环PI参数(Double closed loop FOC control of permanent magnet synchronous motor is carried out, and genetic algorithm is used to optimize the PI parameters of speed loop)

源码给出了非线性LP问题的单纯形算法，程序分为5个.M文件，其中simple.m为单纯形算法，其他为调用文件，欢迎大家讨论下载。(Source LP problem given the nonlinear simplex algorithm, the program is divided into 5. M file, which simple.m for the simplex algorithm, the other for calling the file, please download the discussion.)

对图片中的各种几何图形进行识别，包括圆形，正方形，矩形，六边形，菱形等(On the picture to identify the various geometric shapes, including round, square, rectangular, hexagonal, diamond, etc.)

说明：  模式识别matlab工具箱。一般常见的分类方法都包含在内，还有svm分类。(Pattern recognition matlab toolbox. General common classification methods are included, as well as svm classification.)

说明：   1、 设有一个起始地址为FRIST + 1的数据块，存放在内部RAM， 数据块长度在FRIST单元且不为0，要求统计该数据块中值为0的个数， 并将它们分别存放在FRIST - 1单元单元，试编写出相应程序。(1, with a starting address FRIST+ 1 block of data stored in internal RAM, the data block length of 0 in the FRIST unit and not to require statistical data block 0 in the number of them were stored In FRIST- 1 unit cell, try to write the corresponding program.)