FFT-based-on-Altera-MegaCore

Linux From Scratch的中文指导,学习LINUX很有用(Linux From Scratch the Chinese guide, learning useful LINUX)

说明：  MIMO系统仿真 ＭＩＭＯ技术可Ｗ极大地提升系统吞吐量和有效抵抗多径衰落的影响，被视作ＬＴＥ的核也技术之一。信号检测模块又是ＭＩＭＯ系统中非常重要的一步，因为接收端收到的信号是经历了无线信道衰落影响的信号，与发送端发送的初始值之间差距较大，因此，在接收端首先应进行信道估计求出信道矩阵Ｈ，然后根据该信道矩阵的信息，从接收端还原出发送信号。因此，在ＭＩＭＯ系统中信号检测直接彰响着系统系能的提升。本章将先介绍高移动性ＭＩＭＯ无线信道的建模方法(simulation of MIMO-OFDM communication system)

金字塔程式化交易____《金字塔程式化交易设计指南》(高级篇)(stock trading system-- the key source code and the source code. Implementation of client orders )

企业档案管理系统 概要设计说明书 需自行转化为doc文件(enterprise file management system outlined the need to design brochures into doc documents)

说明：  在对永磁风力发电机的基本理论进行论述的基础上，分析了变转速变桨距控 制策略，并基于Matlab／Simulink建立了风力发电机模型，通过仿真分析了最大功率跟踪 和变桨距控制下发电机的性能。(this paper analyzes variable speed and variable pitch control strategy on the foundation of discussing basic theory of permanent magnet wind turbine generator．Then it builds simulation model of permanent magnet wind turbine generator based on Matlab／simulink and analyzes performance of generator under maximum power tracking and variable pitch contr01．)

comparativestudy between two control strategies of electrical machines: Direct Torque Control (DTC-SVM), andPredictive Direct Torque Control (MPDTC).

开关磁阻电机转矩分配函数的源程序和一部分建模(Source code and part modeling of torque distribution function of switched reluctance motor.)

设计了一种新颖的三相锁相环的设计算法，可以用于不平衡电压的相位检测和跟踪。(A modified soft phase lock loop algorithm improving the performance inDynamic phase tracking and detection of unbalanced voltage)

本此设计主要目的是掌握并验证多址技术的相关内容，不涉及移动业务的相关技术。通过学习CDMA宽带无线通信技术，掌握直接序列扩频通信的基本理论，掌握基于LabVIEW的通信系统基本设计和仿真方法，利用LabVIEW设计一个包括发送模块和接收模块在内的简单CDMA基带通信系统，实现信号的码分多址，扩频发送和同步接收等功能。(failed to translate)

为了给变频调速系统提供必要的设计参数，依据空间电压矢量脉宽调制（SVPWM）基本原理，介绍了 异步电动机及 SVPWM 算法在 Matlab/Simulink 环境下的建模过程及基于矢量控制理论的变频调速系统动态 模型建立。详细地阐述了实现仿真的方法，并针对仿真中的关键问题及系统的仿真结果进行了分析。仿真结 果表明，采用该控制系统，电压及转矩波动小，转速响应迅速，系统的各项指标都满足电机实际运行特性要 求。其仿真算法对于实现数字化控制变频调速系统具有一定的价值。 (To provide the necessary design parameters for the actual motor control system, the modeling course of voltage space vector pulse wide modulation（SVPWM）agrithmetic and AC motor under Matlab/Simulink environment are introduced. The dynamic model of variable frequency speed regulating system based on vector control is discussed according to the principle of SVPWM. The new method of realizing simulation, key problems and results of the simulation are analyzed in detail. The experimental simulation results show that this system has smaller fluctuations of voltage and torque, quicker response speed, and all of the indicators accord with the performance of the actual motor. The simulation agrithmetic have value to realize controlling motor with digital signal processing. )