matlab code for bandpass filter

A bandpass signal is defined by clear all t=-10:0.06:10 m=3*(cos(2*pi*10*t)+4*sin(2*pi*20*t)) x=6*m.*cos(2*pi*100*t) f0=100 fmax=100 NSamples=256 Amplitude Response plot of x(t) figure(1) subplot(211) plot(t,ab

射频直接带通采样软件无线电接收机的研究，射频直接带通采样软件无线电接收机的研究-RF Direct bandpass sampling of software radio receiver