DesignOfFilterWithMATLAB ........................\freqz_m.m ........................\leku.fig ........................\leku.m ........................\WUchongjiIIR.m ........................\WUchuangkouFIR.m ........................\WUdengbowen1FIR.m ........................\WUpinlvFIR.m ........................\WUshuangxianIIR.m ........................\zbowen2.m