利用帧存储器作延迟线，结合数字带通滤波器、加法器和数学平衡器等组成数字梳状滤波器，形成所需要的滤波特性。
We also made the COF using frame memories and digital BPF and adders and digital balancer. The COF filter's feature is required.
该转换器采用了高阶MASH噪声成形技术，而其数字抽取滤波部分则由梳状滤波器与级联的半带滤波器构成。
The converter USES a high order MASH noise shaping technique and a digital decimation filtering part consisting of comb filters and cascade of half band filters.
将可编程抽取、插值器与多级积分梳状滤波器（CIC）相配合，实现高效数字抽取和插值模块。
A programmable decimation and interpolation ratio module onnected with multistage cascade integrator comb (CIC) filter is designed to implement high efficient decimator and interpolator.
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