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CDMA中盲自适应多用户检测算法的研究与分析.pdf

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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

,

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