chap9_1

msk MATLAB代码，可以实现msk调制,按IQ原理编写的(msk MATLAB code,msk modulation can be achieved,according to I,Q prepared in principle)

Introducing Mass and Stiffness Matrices Mass elements are introduced based on the 9-strory benchmark FEM model

精通matlab科学计算书本上的一些例题(Proficient in matlab scientific computing books on some of the examples)

采用累计贡献率的方法，BP神经网络的整个训练过程,有信道编码，调制，信道估计等。( The method of cumulative contribution rate The entire training process BP neural network, Channel coding, modulation, channel estimation.)

迭代功率选择，运用博弈论循环迭代功率分配策略，使系统性能达到最优(Iterative power selection and iterative power allocation strategy based on game theory make the system performance optimal.)

16 点qam的调制解调simulink 文件(the modulation and demodule of QAM in simulink)

理论知识是用来指导具体实践的。本文在深刻理解通信系统理论的基础上利用 MATLAB 强大的仿真功能，设计了许多具体的通信系统仿真模型。在仿真模型设计过程中，本文对模型设计的目的、具体的结构组成、仿真流程以及仿真结果都给出了具体详实的分析和说明。(Theoretical knowledge is used to guide the specific practice. In this paper, a deep understanding of the theory of communication systems using MATLAB based on the powerful simulation function, the design of a number of specific communication system simulation model. In the simulation model of the design process, this article is designed on the model, the specific structural components, simulation and flow simulation results are given specific and detailed analysis and description.)

改进自相关法提取基音周期，去除声道的影响。(Improved auto-correlation method to extract the pitch period to remove the influence of channel.)

simulink的教程其中包括matlab三章讲解和simulink有六章讲解，详细的例子说明(matlab simulink)

说明：  TD ESO NLSEF二阶MATLAB仿真系统(TD ESO NLSEF simulink)