PFC-6562

codes for mimo-ofdm sous matlab

说明：  基于非相干信号字空间宽带源DOA估计方法，代码可运行(The matlab code is the DOA estimation for wide-band signals by ISM. It works well.)

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)

用Matlab进行周期指数衰减信号的模拟(Cycle of exponential decay signal simulation using Matlab)

Beta Gamma Nakagami Normal Rayleigh Rician Weibull

直扩系统中，非抽取小波包变换抑制窄带干扰。(narrowband interference suppression with the wavelet packet transform.)

粒子群优化算法 的matlab代码，其中基本上可以运行的。(pso matlab)

本文实现了09年CVPR的文章Linear Spatial Pyramid Matching using Sparse Coding for Image Classification(This package contains the Matlab codes implementing the ScSPM algorithm described in CVPR 09 paper "Linear Spatial Pyramid Matching using Sparse Coding for Image Classification". )

3D的多孔材料的生成，使用了随机生长的远胞自动机模型(Generate 3D porous material, the use of random growth far Cellular Automata Model)

调制是通信中比较重要的技术，对CPM（连续相位调制）用MATLAB进行实现(Modulation is more important communications technology, CPM (continuous phase modulation) to achieve with MATLAB)