Ball_Beam_Direct_Adapt_New_3

solution of bessel function

产生地震记录，利用了AVO，而且包含作图部分wigb(simulating seisdata，AVO，wigb)

OMP 信 号 恢 复 算 法， 压缩感知理论的信号恢复算法(OMP signal recovery oth 。。。。。。。。。。。。。。。)

手写傅里叶反变换，通过矩阵变换实现的傅里叶逆变换，修改读入图像名就可以实现对应图像的傅里叶反变换，并与MATLAB内置函数进行比较(Inverse Fast Fourier Transform)

说明：  改进的信号匹配追踪稀疏分解代码，基于gabor时频原子，对语音信号重构效果好(The improved signal matching pursuit sparse decomposition code is based on Gabor time-frequency atom, and has good effect on speech signal reconstruction)

这段程序的主要功能是完成图像的归一化处理。(The primary function of this process is to complete the image of normalized.)

本文在分析移动无线信道衰落特性的基础上,阐述了OFDM系统的基本原理,主要研究了OFDM通信系统中的基于导频符号的信道估计问题,分析了几种经典的信道估计算法以及相关的关键技术环节。 在此基础上介绍了OFDM技术在现实中的一个应用——WLAN IEEE802.11a系统模型,利用Matlab仿真软件完成OFDM系统信号生成、噪声生成、导频插入、循环前缀、调制、解调等部分的设计,最后结合计算机仿真对系统关键技术(导频、循环前缀、估计算法)的有效性和可行性进行了全面的分析与比较。适合matlab研究(Based on the analysis of mobile channel fading characteristics based on the OFDM system on the basic principles of research in the OFDM communication system of the pilot symbols based on channel estimation problem, an analysis of several classical channel estimation algorithm and the associated key technical links. On this basis, introduced OFDM technology in a practical application- WLAN IEEE802.11a system model, using Matlab simulation software to complete OFDM signal generation, noise generation, pilot insertion, cyclic prefix, modulation, demodulation and other parts of the design, the final combination of computer simulation of the system of key technologies (pilots, cyclic prefix, it is estimated that algorithm) the effectiveness and feasibility of a comprehensive analysis and comparison. Suitable for research matlab)

这个校正设计的程序，相当于一个宏，基于Bode图的校正(This correction process is designed, the equivalent of a macro, based on the Bode diagram of the correction)

利用MATLAB编制的绘图程序，对利用自己开发绘图界面很有启发(using MATLAB based mapping procedures, the development of the use of their graphics interface is very enlightening)

BPSK 解调 调制方式：BPSK 主要是解调模块的实现(BPSK DEMODULATION)