MIMO_Capacity

本论文以OFDM系统为基础，介绍了OFDM系统的基本原理，以及使用OFDM技术的优势所在，并且展望了今后的无线移动技术的发展前景。在简单介绍OFDM原理的同时，着重阐述了OFDM系统在不同信道环境和不不同实现方式下的误码性能。主要包括了OFDM系统在加性白高斯信道，在加性白高斯信道和多径干扰两种不同信道环境下系统的误码性能，其中后者还研究了系统在有保护间隔与无保护间隔的误码性能比较。在理论分析的基础 (This thesis is based on the OFDM system, the basic principle of the OFDM system, as well as the advantages of using OFDM technology, and future prospects for the development of future wireless and mobile technologies. OFDM principle in brief, focusing on the BER performance of OFDM systems under different channel conditions and different implementations. Including OFDM system in additive white Gaussian channel, additive white Gaussian channel and multipath interference of two different channel environment, the system BER performance, the latter of which also studied the system in a protected interval without guard interval BER performance comparison. The basis of theoretical analysis)

Random soource. This signal control is used for Random Source, Modulation, Antenna Slector modules

基于matlab软件的窄带干扰抑制及信号去噪代码(Based on the matlab software narrowband interference suppression and signal denoising code)

说明：  Labview OPC和欧姆龙PLC通讯(LabVIEW OPC and OMRON PLC communication)

Basic C, WSA 2.0 chat server and client.

说明：  1. 程序完成了BCH信道编码+BPSK调制解调技术在线性高斯白噪声环境下的通信仿真，并且绘制了多个编码格式下的误码率-比特信噪比（Eb/N0）仿真曲线 2. BPSKCode.m 主程序入口，运行该文件执行主程序(1. The program completes the communication simulation of BCH channel coding + BPSK modulation and demodulation technology in linear Gaussian white noise environment, and draws the simulation curves of BER bit signal to noise ratio (EB / N0) under multiple coding formats 2. Bpskcode. M main program entrance, run the file to execute the main program)

该程序能够较好的仿真出Missive MIMO系统下 信道估计的误码率，及还 有部分的MSE代码，可以供大家参考一下！(This program can better simulate the error rate of channel estimation under Missive MIMO system, and also There are some MSE code that you can refer to!)

LMS时域均衡算法,多径信道+AWGN信道，很好的抑制了多径干扰(This is a LMS equalizer and the channnel is Multi_path channel and AWGN channel, it gives Error convergence curve)

说明：  matlab实现的信道指标计算求误码率低的信道(Calculation of channel index realized by MATLAB to find the channel with low bit error rate)

在TOA测距的基础上，提出了一种三维无线传感器网络节点定位算法，并对其性能进行了分析，给出了算法的时间同步误差和定位误差。最后在现有仿真平台OMNET++的基础上构建三维仿真模块，对算法进行了仿真实现，给出了该算法的定位精度和覆盖率(This paper proposes one three-dimensional localization algorithm based on TOA distance measurement and analyzed the performance of the algorithm calculated time synchronization error and localization error. Finally it constructed three-dimensional simulation modules based on OMNET++ and implemented the algorithm educed the localization precision and coverage.)