信号处理中的旋转不变子空间法，一个很有用的程序，Matlab实现界面友好，实现串口的数据采集，相关分析过程的matlab方法，数据模型归一化，模态振动，自己编的5种调制信号，正确率可以达到98％。

- Signal Processing ESPRIT method, A very useful program, Matlab to achieve user-friendly, Achieve serial data acquisition, Correlation analysis process matlab method, Normalized data model, modal vibration, Own five modulation signal, Accuracy can reach 98 .