Filter_Design

vigenere密码在起初的破译中是靠穷举法，找出与阅读习惯最适合的明文，但是也可以先缩小穷举范围，再查找(vigenere initial crack passwords by brute-force method is to identify the most suitable and clear reading habits, but can also be reduced exhaustive range, and then find)

火星探测器最优小推力变轨MATLAB程序(Optimal low-thrust orbit Mars probe )

很好用的追踪小球的算法！改进的卡尔曼滤波，简单易学，适合初学者(Tracking algorithm ball good use! Improved Kalman filter, easy to learn for beginners)

在自适应控制中，用Matlab算法实现广义最小方差控制(In adaptive control, using Matlab algorithm generalized minimum variance control)

用巴特沃斯法实现数字带通滤波器的设计,用matlab一步一步实现，以数字低通滤波器的设计为基础。(Apply butterworth to design DF.)

matlab画三维图的几个函数的用法和一些简单的案例(the matlab draw three-dimensional map usage of several functions and some simple cases)

the most important 101 Unix commands

用MATLAB实现CCSDS_LDPC编码，并生成相应的校验矩阵H。压缩包内包含相应源程序以及CCSDS_LDPC编码原理的说明文档。(Using MATLAB CCSDS_LDPC coding, and generate the corresponding check matrix H. Compressed package that contains the corresponding documentation and CCSDS_LDPC source coding theory.)

it is very useful paper for multilevel converter

基于MATLAB的语音信号的调制和解调，包括画出各个阶段的语音时域和频域图形(Matlab-based voice signal modulation and demodulation, including draw stages of time domain and frequency domain speech)