Blind adaptive optimum linear cancellation for long code CDMA

Author

Nagaraj, Shirish ; Huang, Yih-Fang

Author_Institution

Dept. of Electr. Eng., Notre Dame Univ., IN, USA

fYear

2000

fDate

2000

Firstpage

583

Lastpage

586

Abstract

A blind adaptive approach to optimum linear cancellation in long-code CDMA communications is proposed in this paper. The optimum linear combining method is shown equivalently to be amenable to training-based adaptive implementation via mean-square error minimization. Further, this solution is the same as that obtained by a constrained minimum output energy (CMOE) formulation, for which adaptive algorithms are designed and tested on fading channels

Keywords

adaptive estimation; adaptive signal detection; code division multiple access; digital communication; error statistics; fading channels; interference suppression; mean square error methods; random codes; BER improvement; adaptive algorithms; bit error rate; blind adaptive approach; constrained minimum output energy; fading channels; long code CDMA; long spreading codes; mean-square error minimization; multiuser detection; optimum linear cancellation; optimum linear combining method; training-based adaptive implementation; Bit error rate; Detectors; Fading; Interference cancellation; Laboratories; Matched filters; Multiaccess communication; Multiuser detection; Signal analysis; Statistics;

fLanguage

English

Publisher

ieee

Conference_Titel

Circuits and Systems, 2000. IEEE APCCAS 2000. The 2000 IEEE Asia-Pacific Conference on

Conference_Location

Tianjin

Print_ISBN

0-7803-6253-5

Type

conf

DOI

10.1109/APCCAS.2000.913567

Filename

913567