dpd_simulation_matlab

Power Allocation for Underlay Device-to-Device Communication over Multiple Channels

均匀信道化,16子信道均匀信道化的程序，matlab程序(Channel evenly the 16 subchannels uniform channel program, matlab program)

LDPC码不同迭代次数对比。码长512，码率1/2，迭代次数分别为0，5，10，50，100.(The LDPC codes different number of iterations contrast. Long code 512, code rate 1/2, the number of iterations were 0,5,10,50,100.)

ofdm的编码过程，用evm和比特率进行对比(The encoding process of OFDM is compared with EVM and bit rate)

这是一个蓝牙调频通信系统，通过matlab simulink实现(his is a bluetooth FM communication system, through matlab simulink implementation)

使用改进的遗传算法来优化一维周期稀疏线阵(Using improved genetic algorithm to optimize one-dimensional periodic sparse linear array)

信息经格雷码映射，进行QPSK调制并通过AWGN信道发射，在接收端进行QPSK解调，并统计误符号率和误码率。(Information on the Gray code mapping, QPSK modulation and emission through the AWGN channel, QPSK demodulator at the receiving end, and the statistical symbol error rate and bit error rate.)

接入网是电信网的重要组成部分。接入网技术的发展，应用和普及令人瞩目，深受世界各国的广泛重视。本书全面介绍了各种接入网技术。全书共分七章，分别介绍了：接入网基本知识、铜线接入技术，电缆调制解调器接入技术，光接入技术，无线接入技术、接入网接口及其协议、接入网网管技术。 在本书的编写过程中，力求做到内容新颖、知识全面、由浅入深、通俗易懂，注重基本概念和基本原理。本书适用于通信工程专业的本科学生和从事相关专业的技术人员使用。(Access Network is a telecommunications network, an important part of. Access network technology development, application and popularization of eye-catching, by the extensive attention of the world. This book gave a comprehensive account of the various access network technologies. Book is divided into seven chapters, namely the introduction: basic knowledge of Access Network, copper access technologies, cable modem access technology, optical access technologies, wireless access technology, access network interface and its agreements, access network management technology. In the book)

通信系统仿真原理与无线应用MATLAB仿真的源代码，内部有许多实例，让读者轻松掌握matlab(MATLAB simulation of the simulation principles of communication systems and wireless applications source code, there are many instances within, allow readers to easily grasp the matlab)

说明：  Pywavelets的cwt函数做连续1维小波变换的时频分析，并图形显示(Time and Frequency of Continuous 1-D Wavelet Transform and Graphic Display)