erweima

matlab code for digital modulations

对已知的数据进行勒让德多项式拟合，并求出计算点的函数值(Fitting the known data with Legendre polynomial and findding the function value at calculated point)

说明：  韩京清老师提出的微分跟踪器离散形式，采用simulink中S-function实现的程序(Han Jingqing teacher proposed differential tracker, using matlab simulink realization of the program in)

说明：  第 5 代移动通信系统 (5G) 是面向 2020 年之后的新一代移动通信系统 , 其技术发展尚处于探 索阶段 . 结合国内外移动通信发展的最新趋势 , 本文对 5G 移动通信发展的基本需求、技术特点与可 能发展途径进行了展望 , 并分无线传输和无线网络两个部分 , 重点论述了富有发展前景的 7 项 5G 移 动通信关键技术 , 包括大规模天线阵列、基于滤波器组的多载波技术、全双工复用、超密集网络、自 组织网络、软件定义网络及内容分发网络 . 本文还概括性地介绍了国内 5G 移动通信的相关研发活 动及其近期发展目标 .(The fifth generation mobile communication system (5G) is a new generation of mobile communication system after 2020. Its technological development is still in the exploratory stage. Combining with the latest trends of mobile communication development at home and abroad, this paper prospects the basic needs, technical characteristics and possible development ways of 5G mobile communication development, and divides wireless transmission and wireless network into two parts, focusing on rich. Seven key technologies of 5G mobile communication, including large-scale antenna array, filter bank-based multi-carrier technology, full duplex multiplexing, ultra-dense network, self-organizing network, software definition network and content distribution network, are prospected. The related research and development activities and recent development goals of 5G mobile communication in China are also briefly introduced in this paper.)

基于Simulink的语音信号的DSB调制和解调过程，运用连续系统和离散系统分别用于参数的选取和调制解调的模拟，利于课堂的教学(DSB modulation and demodulation process based on Simulink speech signal, using continuous and discrete systems simulation parameters are used to and modem, and is conducive to teaching classroom)

设计一个控制器，在有限时间内误差趋近于零(design a control, and error converge to zero in limited time)

光伏pv特性图，在2010下可以直接仿真出波形(Photovoltaic pv diagram, can direct simulation waveform under 2010)

基于maltab 的MCMC的函数包，里面包含了一些常见的抽样法。M-H抽样法(The functions based on the maltab, to calculate the MCMC, withe the methoed of M-H and others)

This is a model of a LIGHTNING CURRENT in simulink in order to be used in a simulation

根据颜色的灰度，经常分通道，显示其色调，饱和度，改变其灰度显示(According to the gradation of color, often sub-channel, and display the hue, saturation, and change their gradation display)