Kalman has already replaced the classic Wiener filtertheory for it can not meet the development of modern target tracking system.
目前卡尔曼滤波理论基本上取代了维纳滤波理论，经典的维纳滤波方法基本上不适应现代目标跟踪系统的需求。
2
This paper bases on the moderntheory . First, the paper introduces filter methods and then discusses the modern analysis of bioelectrical-signal.
本文从现代理论出发，首先给出生物电信号的滤波方法，然后讨论生物电信号的现代分析方法。
3
The first two chapters of this thesis briefly introduces research background of this thesis, the principle and protection methods of HPM, as well as the main theory of modernfilter design.