In most cases, a bandpass filter characteristic is obtained by using a lowpass-to-bandpass frequency transformation on a known lowpass transfer function. This frequency transformation controls the location of passband edges and transfer zero

利用vhdl实现fir低通滤波器的设计，并且使用了MATLAB，很好很强大。-VHDL MATLAB fir lowpass filter

this a lowpass filtre in VHDL code with a test_bench you will find some specifications of the FIR-this is a lowpass filtre in VHDL code with a test_bench you will find some specifications of the FIR