Multiuser-OFDM-with-Adaptive

介绍bch的基础知识，包括纠删码的编码和解码(Introduce the basic knowledge of bch, including the encoding and decoding of erasure codes)

次程序用来仿真叠加了地杂波和高斯白噪声的回波信号(Second program is used to simulate the ground clutter superimposed Gaussian white noise and the echo signal)

一种轻便高效的数据格式，平台无关、语言无关、可扩展，可用于通讯协议和数据存储等领域。完整的编译工程。(A portable and efficient data format, platform-independent, language-independent, scalable, can be used in communication protocols and data storage and other fields. Complete compilation engineering.)

ethercat通信协议栈及其源代码，可用于嵌入式开发及ethercat主站搭建。(EtherCAT communication protocol stack and its source code)

基于梳状导频图案的OFDM系统估计，采用LS信道估计方法，和线性插值法，信道采用瑞丽多径信道。(The OFDM system based on comb pilot pattern estimation adopts LS channel estimation method and linear interpolation method, and the channel adopts the Ruili multipath channel.)

Simulation of a UWB transmitter implementing PAM with TH div hr(Simulation of a UWB transmitter implementing PAM with TH div h)

说明：  单频、宽带信号的线阵、面阵波束形成，用的是fft能量或者幅度求和的做法(Beamforming of linear array and area array for single frequency and broadband signals)

matlab O&M算法 matlab仿真程序，使用函数实现位定时算法(Matlab O&M algorithm matlab simulation program, the use of functions to achieve bit timing algorithm)

说明：  用simulink实现的一个完整的OFDM系统框图(A complete OFDM system block diagram implemented with simulink)

使用周期图法进行谱估计，主要使用自相关算法和直接法(We use the periodogram method to estimate the spectrum, mainly using autocorrelation algorithm and direct method.)