函数ODE45使用方法

该代码是很好的GPS捕获中的CA码产生代码，值得学习！

16QAM 升余弦 高频载波 AWGN信道 最佳接收

自动驾驶芯片发展趋势（CPU/GPU/FPGA/ASIC）、车载核心芯片由ECU到CPU/GPU/FPGA/ASIC

结构光光平面标定，注释详细，求出光平面在相机坐标系中的相对位置。

【实例简介】讲述逆变的基本原理，包括工频高频和并网等内容！ 1 目录 一、概述........................................................................................................................................................ 3 1、逆变器的定义.................................................................................................................................. 3 2、逆变技术的发展趋势....................................................................................................................... 4 3、逆变器的主要技术指标................................................................................................................... 5 二、单相电压源逆变器................................................................................................................................ 5 1、推挽式逆变电路............................................................................................................................... 6 2、半桥式逆变电路............................................................................................................................... 7 3、单相全桥逆变电路........................................................................................................................... 8 3．1 移相调压法............................................................................................................................ 9 3．2 脉宽调节法......................................................................................................................... 10 4、单相方波逆变器的输出波形分析................................................................................................. 11 5、单相全桥正弦波逆变技术............................................................................................................. 13 5．1 单极性正弦波脉宽调制方式.............................................................................................. 13 5．2 双极性正弦波脉宽调制方式............................................................................................. 16 6、实用电路...........................................................................................................

【实例简介】首先感谢原创版主“雪影藏刀”提供的“基于VS2019的串口调试工具开发”，在此基础上修正了串口16进制不能发送和接收“00”的问题，以及16进制接收大于等于0x80就输出一大串FFFF(补码)的问题; 用此源代码工程可快速开发串口上位机程序。 开发平台为：Visual Studio 2019社区版(vs community2019)

【实例简介】《Channel Estimation for Gigabit Multi-user MIMO-OFDM Systems MIMO-OFDM Systems》为国外一博士论文，内附详细MATLAB代码。文章结构如下： 1 An Introduction to MIMO-OFDM Systems 3 1.1 Predicting the Emerging and Future Wireless Communications Technologies . . . . . . . . . . . . . . . . .. . . . . . . . . . . 4 1.2 Chapter Summary . . . . . . . . . . . . . . . . . . . . . . . . 6 1.3 The MIMO-OFDM System Model . . . . . . . . . . . . . . . . . 9 1.4 The MIMO-OFDM Air Interface . . . . . . . . . . . . . . . . . 13 1.4.1 IQ Constellation Mapping . . . . . . . . . . . . . . . . . 13 1.4.2 Digital multitone/multi-carrier modulation . . . . . . . . 17 1.4.3 Maximum Likelihood Detection . . . . . . . . . . . . . . 19 1.5 The MIMO-OFDM Mapping/De-mapping Function . . . . . . . 23 1.5.1 Space-Frequency Coding . . . . . . . . . . . . . . . . . . 24 1.5.2 Spatial Multiplexing . . . . . . . . . . . . . . . . . . . . 27 1.6 Multi-user MIMO-OFDM . . . . . . . . . . . . . . . . . . . . . 29 1.7 Research Objectives of the Thesis . . . . . . . . . . . . . . .31 2 The Wireless Channel 33 2.1 Multipath Propagation . . . . . . . . . . . . . . . . . . . . 35 2.2 Tapped-Delay-Line System Model . . . . . . . . . . . . . . . . 37 2.2.1 Statistical Model of a Multipath Channel . . . . . . . . . 41 2.2.2 Bandlimited transmission . . . . . . . . . . . . . . . . . 45 2.2.3 Rayleigh Fading Channels . . . . . . . . . . . . . . . . . 48 2.3 Saleh-Valenzuela channel Model . . . . . . . . . . . . . . . . 50 2.4 Correlation of the channel gain parameters of MIMO antennas . 55 2.5 Chapter Summary . . . . . . . . . . . . . . . . . . . . . . . 57 3 Coherent Detection for MIMO-OFDM Systems 61 3.1 OFDM Equalization . . . . . . . . . . . . . . . . . . . . . . 62 3.2 SISO-OFDM Channel Estimation . . . . . . . . . . . . . . . . . 68 3.2.1 One Dimensional Channel Estimation . . . . . . . . . . . 70 3.2.2 Two Dimensional Channel estimation . . . . . . . . . . . 73 3.3 MIMO-OFDM Channel Estimation . . . . . . . . . . . . . . . . 77 3.3

matlab，python，opencv，c++等多种语言，多个项目源码

基于MATLAB下SIMULINK自带的模糊控制模块，实现模糊PID控制算法

【实例简介】2维内的信道容量C与信噪比的关系的MATLAB描述