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首先要明确什么是单速率 FIR 滤波器?
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* m- _$ Z, |+ b* m& c" d# Y+ B1 aThe basic FIR filter core is a single-rate (input sample rate = output sample rate) finite impulse response filter. This is the simplest of filter types and is the default at the start of parametrization in the Vivado IDE.
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