rain

gps信号的跟踪，采用锁相环实现，包括码环的跟踪和载波的跟踪环(gps signal tracking, the use of PLL implementation, including code and carrier tracking loop tracking loop)

matlab信道容量，主要是解决多子信道之间的误码率和容量的仿真问题(matlab channel capacity, mainly to resolve the multi-channel bit error rate between the simulation and capacity issues)

用传输矩阵的方法来计算光子晶体带隙，matlab文件(Transfer matrix method used to calculate the photonic crystal band gap, matlab file)

说明：  训练图片的方向梯度直方图特征，并保存为.m文件。实现单分类或多分类。(MATLAB HOG train. The orientation gradient histogram feature of the training image is saved as a .m file. Realize single classification or multiple classification.)

用MATLAB开发的旅行商问题，可以设定不同的初始条件，进行求解。求解速度快！(Using MATLAB development of traveling salesman problem, you can set different initial conditions, to solve. Solving faster!)

说明：  用MATLAB函数进行非线性拟合，在VB中调用(MATLAB function with non-linear fitting, call in VB)

BAN Network in human body

单相H桥多电平逆变器控制电路，基于matlab2014b环境下编写(Single-phase H-bridge multi-level inverter control circuit, based on the following written matlab2014b environment)

snake方法的主要局限性在于要求初始化要靠近期望的解和对边界的凹形部分的分割存在困难，GVF解决了这两个问题，并将其用于snake图像分割(The main limitation is the snake method requires initialization to be close to the desired solution and the boundary of the concave part of the division of the difficulty, GVF solve these two problems, and for the snake segmentation)

matlab function to calculate jacobian matrix fou a quadrilateral element