Subplot_2

ULTRSIM是一款超声图像仿真软件，可以作为超声图像仿真研究的工具，附有matlab代码(ULTRSIM is an ultrasound image simulation software can be used as a tool for simulation of ultrasonic images)

GPS_INS紧耦合组合导航系统研究,对学习组合导航系统有一定的参考价值(GPS_INS tightly coupled integrated navigation system, integrated navigation system for the study has some reference value)

说明：  谢菲尔德大学开发的遗传算法工具箱，内有全部操作函数(University of Sheffield developed genetic algorithm toolbox, which has all operating functions)

轮轨冲击信号的小波分析matlab程序,程序中H5V20zrail为轮轨冲击信号输入数据。(Wheel-rail impact of wavelet analysis matlab program, the program H5V20zrail impact signal for the wheel-rail input data.)

计算信号的EVM和PAR的Matlab源代码 EVM CCDF(calculate EVM & PAR Matlab source code )

圆形阵列的波束形成算子的matlab算子，在智能天线中有很好的应用(Circular array beamforming matlab operator operator, and good application in smart antenna)

用matlab编写的边界跟踪算法，用到了freeman链码和爬虫法，可以有效的跟踪单个物体边界，适合于初学者。( Prepared using matlab boundary tracking algorithm uses a freeman chain code and reptiles method can effectively track a single object borders, suitable for beginners.)

求积分的matlab源程序,该程序的执行效率比较高，并且简单。(Quadrature matlab source, the efficiency of the program is relatively high, and simple.)

基于转速和磁链双闭环的异步电机调速系统，采用空间矢量调制，开关周期10KHz，电网电压380V，转矩最大达30N.m(Based on double closed loop speed and flux of the induction motor speed control system, using space vector modulation, switching cycle 10KHz, grid voltage 380V, maximum torque of 30N.m)

说明：  用Matlab绘制TEQC结果图形的程序(The results using Matlab graphics rendering procedures TEQC)