bp

九位m序列，用于直接序列扩频通信系统编程(Nine m sequence for direct sequence spread spectrum communication system programming)

在matlab环境下，利用同余法产生（0,1）均匀分布随机数(Matlab environment congruential method (0,1) uniformly distributed random numbers)

串口打开的matlab文件，感觉挺好用的(open the com method using matla )

基于数值分析方法的多项式最小二乘法拟合，matlab(Polynomial least squares fitting based on numerical analysis method)

使用起来非常方便，有借鉴意义哦，相关分析过程的matlab方法。( Very convenient to use, There are reference Oh, Correlation analysis process matlab method.)

对两径瑞利衰落信道进行matlab仿真。使用同一载波通过两条瑞利信道，并显示输出结果，包括相移等变化。(Path of the two Rayleigh fading channel for matlab simulation. Using the same carrier passed two Rayleigh channel, and display the output results, including phase-shifting and other changes.)

wifi 802.11b的matlab模型构造(802.11b model)

随机过程中的possion算法在matlab中的实现例程(random process of possion algorithm in Matlab routines to the realization)

如上图所示，定向耦合器由完全相同的直波导与弯曲波导构成，波 导芯为宽高比相同（均为 a） 的正方形， 其工作波长，波导材料 对 TE 模式的折射率，及圆弧形弯曲波导的半径 r 等参数如图所 示，若波长为 1550 nm， 归一化光功率为 1 的光波从直波导输 入，请选择适当的满足单模工作的波导宽度 a， 然后给出从圆形弯 曲波导输出的归一化光功率 P4与两波导边缘的间距 d(Directional coupler by the same straight and curved waveguides constituting the waveguide, waves Conducting core is the same aspect ratio (are a) square, its operating wavelength, the waveguide material The refractive index of the TE mode and the arc-shaped curved waveguide of radius r and other parameters as shown Shown, if the wavelength of 1550 nm, normalized optical power a light straight waveguide input In, the appropriate work to meet the single-mode waveguide width a, and then is given a circular bend Curved waveguide output normalized optical power P4 and two edges of the waveguide spacing d)

vectline "vector field line plotter" Depending on the dimension of coordinate axis, vectline can plot both 3D and 2D vector field line.(vectline "vector field line plotter" Depe nding on the dimension of coordinate axis, vectline can plot both 3D and 2D vector field lin e.)