DocumentCode
465869
Title
Performance Improvement of Multiuser Detector Using Probabilistic Data Association in CDMA Systems
Author
Cheng-Hsiu Li ; Leu, Jenn-Sen
Author_Institution
Quanta Comput. Inc., Taoyuan
Volume
3
fYear
2006
fDate
8-11 Oct. 2006
Firstpage
1951
Lastpage
1955
Abstract
In this paper, we propose a new initial probability setting method for the multiuser detector using probabilistic data association (PDA). It is done by using the soft-decision of decorrelating multiuser detector´s output. Our results show that it can reduce the computational complexity of multiuser detector using probabilistic data association and maintain almost the same bit error rate in the CDMA systems.
Keywords
code division multiple access; probability; CDMA system; multiuser detector; probabilistic data association; probability setting method; Bit error rate; Code division multiplexing; Computational complexity; Decorrelation; Detectors; Maximum likelihood detection; Multiaccess communication; Multiple access interference; Personal digital assistants; Wireless communication; CDMA; multiuser detector; probabilistic data association (PDA);
fLanguage
English
Publisher
ieee
Conference_Titel
Systems, Man and Cybernetics, 2006. SMC '06. IEEE International Conference on
Conference_Location
Taipei
Print_ISBN
1-4244-0099-6
Electronic_ISBN
1-4244-0100-3
Type
conf
DOI
10.1109/ICSMC.2006.385016
Filename
4274151
Link To Document