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SIGMA DELTA MODULATOR

燃料电池混合动力系统建模，并基于simulink进行仿真验证。(The fuel cell hybrid power system is modeled and simulated based on simulink.)

analysis( graphical and parametric ) of 1st-order , 2nd-order & nth-type systems (This Program Includes :::::::::::: 1:: Analysis of 1st order systems for 1.step signal ,2.ramp signal, 3. Accelaration signal. 2:: Analysis of 2nd order systems for 1.step signal, 2.ramp signal. 3:: Frequency analysis of 2nd order systems. 4:: Steady State Error Analysis of "0th" , "1st" , "2nd" type systems. 5:: Performance Indices of a System. )

huffman enc.................................................

direck算法用matlab的M语言实现，该算法可以有效解决数值寻优，且实时性好，寻优收敛速度快，相比遗传算法，寻优更准确(direck algorithm matlab the M language, the algorithm can effectively solve numerical optimization, and real-time, optimizing the convergence speed, compared with the genetic algorithm optimization is more accurate)

HFSS_RF天线设计宝典。全彩页PDF。(hfss_rf anti design.all pdf)

说明：  2005MCMA题程序，本程序是自己编的，如有不足请见谅(2005MCMA that procedure, the procedure was by myself, and if there is insufficient please forgiven)

FastICA算法的盲源分离程序，为函数，输入混合信号矩阵即可。(FastICA algorithm of blind source separation program for the function, the input signal matrix can be mixed.)

实现了人工蜂群算法（ABC），并使用算法对几个经典的测试函数进行计算，获得了理想的结果(Artificial bee colony algorithm (ABC), and using the algorithm on several classic test function is calculated to obtain the desired results)

matlab傅里叶级数的代码，注意不是傅里叶变换(Fourier series code, note that not Fourier transform)