Matlab-draw-the-coordinate

通过仿真得到 信号误码率与信噪比的关 系, 从而为实际中 调制和解调 系统设计提供一定的理论依据。 同时 , 通过仿真技术的探讨 , 以期能为 专业教学改革提供一些新的思路(Received signal through the simulation bit error rate and SNR, in order to practice the design of modulation and demodulation system to provide a theoretical basis. At the same time, the adoption of simulation technology with a view to a professional teaching reform to provide some new ideas)

Encoded by Systematic convolutional code, decoded by Viterbi using Hamming distance.

现代通信越来越依靠全数字处理技术, 通信系统中的全数字调制解调意味着发射机 及接收机将全部采用数字信号处理(DSP) 算法, 从而整个通信系统就可以用DSP 芯片或超 大规模集成电路(VL S I) 器件来实现。对全数字BPSK 调制解调系统采用计算机仿真的方法 进行研究能清楚地了解通信系统中所运用的数字信号处理技术, 包括信息源、发送和接收 滤波器、内插器以及判决器等全部采用数字信号处理算法来实现。文章给出了BPSK 调制 解调系统各个模块的算法和结构, 运用MA TLAB 软件进行了仿真, 得出了各个部分的时域 和频域波形图, 系统仿真的设计方法对Q PSK、16QAM 等全数字调制解调系统的硬件实现 具有实际的指导意义。()

This application demonstrate 2D physic engine in Silverlight which can be used in game development and any other 2D physic demanding application.

Its an IEEE paper on Optimization of Electric Distribution System of Large Offshore Wind Farm with Improved Genetic Algorithm.

matlab编程实现从东北天坐标系到地心坐标系的坐标转换，包含了资料文件。调用函数名为：ENVtoECEF，输入参数为东北天原点经纬度数据，东北天坐标点数据；输出数据是东北天坐标系下坐标点对应的经纬高数据。(matlab programming from the northeast sky coordinate system to the geocentric coordinate system conversion, including the data file. Call the function named: ENVtoECEF, input parameters for the origin of latitude and longitude data northeastern days, Northeast day coordinate data output data is northeast days coordinates of latitude and longitude coordinates of points corresponding to the high data.)

用lin法求高阶方程，可解特征方程, 可以是两队复根，可以是一对复根和两个实根，也可以是四个实根。(lin method, solve latent function)

电磁场学中 电磁转换问题。并且含有GUI创建的基本应用(electromagnetic field)

电流谐波分析,对电力方面的电流做谐波分析(Current harmonic analysis, the current electricity do harmonic analysis)

瞬时无功功率理论ip-iq法的源程序，m文件，程序有详细的解释与说明。效果比较好。可以进行谐波分析。(Instantaneous reactive power theory ip-iq method of source, m files, programs have detailed explanations and instructions. Results were better. Harmonic analysis can be performed.)