CDMA中盲自适应多用户检测算法的研究与分析.pdf
202Vo.l20o.2
20106JournalofXinyangAgriculturalCollegeJun.2010
CDMA
12
赵进平,苑玉龙
(1.95916,430077;2.71687,453000)
:,LMS,RLS,KalmanCDMA
,Matlab
,,Kalman
:CDMA;;Kalman
:T914.5:A:2010)
ResearchandanalysisofCDMAblindadaptivemultiuserdetectionarithmetic
12
ZHAOJinping,YUAYulong
(1.95916Troop,Wuhan430077,China;2.71687Troop,Xinxiang453000,China)
Abstract:Basedonthetraditionaladaptivemultiuserdetectionmethod,sumupapplicationofnewLMS,RLS,Kalman
arithmeticsinDS-CDMAMultiuserdetection.principlesandmethodsof3arithmeticsweregivenandemulationbyMat
lab.BasedoncomparingwithSIRanderrorcodeof3arrthmetic,Kalmanarithmeticshowmoreexcellentdetectionper
formance.
Keywords:DS-CDMA;multiuserdetection;kalmanfilter
,2:c(n)=s-cw[2]
111,null1
,s,x=0s,cw=0
1111,null1
1.1LMS
,,1,
,(MOE)(MSE):
2T
,,MOE(c)=E{C,Y}=E{(c(n)y(n))}
111
,