R_casio

LTE中有效信噪比映射EESM算法程序，是不同子载波中的信噪比的拟合过程中的核心算法 (LTE EESM effective SNR mapping algorithm program, are fitting process different sub-carriers in the signal to noise ratio of the core algorithm)

BUCK的simulink开环程序，有兴趣的可以看一下 (buck open loop perform)

QPSK调制后产生QPSK信号，QPSK信号分别通过AWGN信道、Rayleigh衰减信道和Rician衰减信道，分别通过QPSK解调出数字信号，通过输入与输出数字信号的对比计算出仿真过程中的传输误比率，并将其与各衰减信道的理论误比率进行对比(Generate QPSK signal QPSK modulation, QPSK signals through AWGN channel, Rayleigh fading channel and Rician fading channel, respectively, through the QPSK demodulation of digital signals by comparing input and output digital signals to calculate the simulation process of transmission error rate, and to compare with the theoretical error rate for each decay channel)

说明：  本代码用matlab编程，计算了duffing振子（杜芬振子）和非线性加幂律振子的响应，使用的方法是Newmark β方法和Runge-kutta方法，资源内容包括matlab代码和演示PPT，仅供学习使用，有问题可以留言。(This code uses MATLAB programming to calculate the response of Duffing oscillator and nonlinear plus power-law oscillator.)

本压缩包是里面是用matlab编写的QPSK信号调制与解调的程序，程序十分简练。(The compressed package is written in matlab which is QPSK signal modulation and demodulation process, the program is very concise.)

三阶倒立板系统在模型的不确定性时的奇异值曲线(Singular value curve of the third order inverted plate system when the uncertainty of the model)

半带滤波器是另一种计算效率高、实时性强的高效滤波器。这种滤波器特别适合作变换因子为2N倍的抽取或内插运算。(Another half-band filter is computationally efficient and real time high-performance filters. This filter is particularly suitable for the transformation factor is 2N times the extraction or interpolation operations.)

pso算法优化25杆桁架结构，得到更好的结果(The PSO algorithm optimizes the 25 bar truss structure and gets better results)

关于matlab的基础语言和其他算法，有利于初学者(Based on the matlab language and other algorithms, help beginners)

接连惯性导航算法中，运用卡尔曼滤波算法的方程计算(Series of inertial navigation algorithm, using the equation of the Kalman filter algorithm)