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包含有数字通信课程实验大作业报告与代码。完成的OFDM的收发包含：1.卷积编码、2.自动增益控制、3.极大似然判决、4.QPSK收发、5.帧检测等，代码在MATLAB2016b环境下编译通过(It contains the report and code of the experiment assignment for the course of digital communication. The completed OFDM transceiver includes: 1. convolutional coding, 2. automatic gain control, 3. maximum likelihood decision, 4. QPSK transceiver, 5. frame detection, etc. The code is compiled and passed in MATLAB2016b environment.)

简单的信道编码matlab仿真程序,主要是无噪声信道和高斯噪声信道下的信道仿真。(Simple channel coding matlab simulation program, the main channel is no noise and Gaussian noise channel channel simulation.)

MODBUS RTU using Attiny44 from Atmel

针对MIMO系统的系统辨识，包含数据预处理相关知识，系统介绍了系统辨识的整个过程(It is used in MIMO system,including data processing.This article introduces the whole process of system identification.)

这是一本国外的经典教材，讲述了现阶段所有数字信号处理的FPGA实现，从第二章讲述二进制的算法到现阶段数字信号处理的研究热点，基于FPGA实现！包括FIR，自适应滤波，纠错码，调制解调，加密，傅立叶变换等等。更难能可贵的是每个例子都有VHDL和Verilog代码！！(This is a classic foreign materials, described at this stage all the digital signal processing FPGA, from the second chapter about the binary digital signal processing algorithms to the current stage of research focus, based on FPGA implementation! Including FIR, adaptive filtering, error-correcting codes, modulation and demodulation, encryption, Fourier transform and so on. Even more valuable is that each case has a VHDL and Verilog code! !)

ofdm仿真程序有关信道传输中的多径效应，多普勒频移，时延扩展(OFDM simulation program on the transmission channel of multi-path effects, Doppler frequency shift, delay spread)

多径瑞利衰落信道的应用，QPSK信号通过该信道后分析信道冲激响应等(Multipath Rayleigh fading channel applications, QPSK signal through the channel after the channel impulse response analysis, etc.)

说明：  VC++编程环境下的USB编程(接收和发送数据）(VC++ Programming environment under the USB programming (receiving and sending data))

massive MIMO的频分双工仿真，附带matlab程序和论文！(Spatially common sparsity based adaptive channel estimation and feedback for FDD massive MIMO)

说明：  本文比较了宽带传输方案中SC_FDE系统与OFDM系统的性能(This article compares the broadband transmission program SC_FDE system and OFDM system performance)