ThrSample1

求N个字符的不重复排列数，不是标准的递归写法，供求职时笔试参考。(Seek N-character array of non-repetition number, not an ordinary recursive formulation for the job when the written reference.)

说明：  光伏电池板模型，仿真p-u曲线等。自动将excel中的多条不同的温度、光照等数据读入，并连续运行输出保存每个工况数据(PV simulink model。it can read different input initial parameters from excel，then run the pv model and save the power data of each case automatically。)

一维局部彼得罗夫伽辽金法matlab程序 可参见张雄无网格专著(One-dimensional the local 彼得罗夫伽 Free Method matlab program can be found in Zhang Xiong grid monograph)

dc drive current contro

DCDC电路超前滞后补偿网络设计，参数直接在初始化里面修改，参考书：电力电子建模与控制。(DCDC circuit lead lag compensation network design, parameters directly in the initialization which modify the reference book: power electronics modeling and control.)

说明：  am调制解调，使用matlab 制作的。如果还需要fm与pm调制与解调的`~请于我联系(am modulation and demodulation, the use of matlab produced. If necessary with the fm modulation and demodulation pm `~ Please contact me)

压缩包内源码的主要用途是：OOK调试方式的matlab实现(The main purpose of this source is the matlab implementation of OOK debug mode)

此程序描述ＭＱＡＭ信道容量，详细内容关于８ＱＡＭ，１６ＱＡＭ，３２ＱＡＭ，６４ＱＡＭ的信道容量(This procedure describes the QAM channel capacity, details on 8QAM, 16QAM, 32QAM, 64QAM channel capacity)

说明：  WK算法是可以实现精确SAR成像的算法，采用stolt插值。(WK algorithm could realize exact imaging in SAR, which includes Stolt interpolation.)

以D-fft方法计算任意物屏的近场与远场衍射(The fresnel and fraunhofer diffraction of arbitrary screen calculated by D- FFT method)