为了准确的识别目标，提出一种基于数字综合算法的干扰抑制滤波器方法。

For truly distinguishing target from noise, a new method for the design of the filters is given by utilizing the numerical synthesis algorithm for restraining noise.

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并对线性相位FIR数字滤波器的格型综合算法作了简化。

Furthermore, the lattice synthesis algorithms for linear phase FIR digital filters are simplified.

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首先用MATLAB来研究数字滤波器的常用算法和设计方法，综合这些方法编制了数字滤波器的自动设计软件。

Firstly, based on MATLAB, the arithmetic and the design method of digital filter have been studied, and the auto-design software has been compiled.

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