hw1_3_sign error lms.m

Adaptive filter 三种演算法RLS,LNS sign error LMS

clc ; clear ; close all;
%%%%%% generate I-4PAM/Q-4PAM %%%%%%
mu = 0.005 ;
m = 30000 ;
tap = 20 ;
delay= 4+tap/2 ;
channel = [-0.3084-0.5368i,0.0356+0.5375i,-0.0772+0.1704i,-0.1242+0.0886i,-0.0270-0.0481i,0.0297+0.0053i,-0.0065+0.0001i,-0.0047+0.0127i];
bitstream = randint(1,m,16);  % 繦诀玻ネm掸 0~15