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基于dq坐标系下搭建了系统的增强型锁相环系统PLL，相比传统dq坐标系下的仿真模型，其仿真结果非常好！(An enhanced PLL based on dq coordinate system is built. Compared with the traditional simulation model in dq coordinate system, the simulation results are very good.)

几道简单的数学建模（体重变化 水的流出时间 简单线性规划 简单随机库存 水道测量 层次分析法）是当初的建模作业 有分析 也有matlab和mathematica程序-A few simple mathematical modeling (body weight change in the water outflow time of a simple linear programming simple random inventory hydrographic AHP) is the original analytical modeling operations have matlab and mathematica program

工作计划管理-work plan management

说明：  DEA中的index_DEA 模型中的matlab程序。有循环语句(The matlab program in the index_DEA model of DEA. Loop statement)

可爱的SD娃娃24点牌游戏，代码用HTML和javascript编写-lovely doll SD 24 point game, and the HTML code used to prepare javascript

JAVA编写的MyFirstJSPApp程序 供编程爱好者参考学习之用-JAVA MyFirstJSPApp prepared by the procedures for programming enthusiasts with reference to learning

主要目的是从心电信号中提取R波，matlab编写(Extraction of R wave)

对三维环境进行路径规划()

ofdm信道特性 Channel transmission simulator Channel transmission simulator ％ ％ inputs: ％ sig2 - noise variance ％ Mt - number of Tx antennas ％ Mr - number of Rx antennas ％ x - vector of complex input symbols (for MIMO, this is a matrix, where each column ％ is the value of the antenna outputs at a single time instance) ％ H - frequency selective channel - represented in block-Toeplitz form for MIMO transmission ％ N - number of symbols transmitted in OFDM frame ％ ％ outputs: ％ y - vector of channel outputs (matrix for MIMO again, just like x matrix) ％ create noise vector sequence (each row is a different antenna, each column is a ％ different time index) note: noise is spatially and temporally white(channel characteristics of OFDM Channel transmission simulatorChannel transmission simulator inputs: sig2- noise variance Mt- number of Tx antennas Mr- number of Rx antennas x- vector of complex input symbols (for MIMO, this is a matrix, where each column is the value of the antenna outputs at a single time instance) H- frequency selective channel- represented in block-Toeplitz form for MIMO transmission N- number of symbols transmitted in OFDM frame outputs: y- vector of channel outputs (matrix for MIMO again, just like x matrix) create noise vector sequence (each row is a different antenna, each column is a different time index) note: noise is spatially and temporally white)

说明：  汽车电子行业的电路设计元件选型的手册 很不错的 而且还有Demo应用(Automotive electronics industry, circuit design components of the manual is pretty good selection but also the Demo Application)