filter length meaning in Chinese

滤波长度

Effects of filter length and vanishing moment on the construction of biorthonormal wavelets
滤波器长度与消失矩对双正交小波构造的影响
The construction of biorthonormal mras with filter length 4 and 5 is studied respectively
分别研究了所有滤波长度为4和5的双正交多尺度分析( mra )的构造。
In case of filter length 5 , both the existence of unique symmetric biorthonormal mra and the inexistence of antisymmetric ones are proved
并证明了，存在唯一的滤波长度为5的对称双正交小波，不存在滤波长度为5的反对称双正交小波。
It consists of several parts as follows : in the first part , after an introduction of basic theory and history of filter banks , an analysis of lattice structure filter banks is given . the requirements of perfect reconstruction and linear phase are discussed and some constrains of filter length and symmetry property are analyzed in details . besides , relative designing practice and examples are given
论文的工作主要有如下几个部分：第一部分，我们介绍了子带滤波器组的基本理论和发展情况，研究了格型结构滤波器组，讨论了其完全重构条件和实现线性相位的要求，并详细分析了在实现完全重构线性相位格型滤波器组时滤波器的长度和对称性约束，讨论了优化设计的方法，并给出了例子。