Title :
A Cumulant-Based DOA Estimation Algorithm for CDMA System
Author :
Wenke, Liu ; Junjie, Hu ; Baowei, Cheng ; Shuang, Chen
Author_Institution :
Nat. Digital Switching Center, Zhengzhou
Abstract :
In this paper, a cumulant-based DOA estimation algorithm, is presented for DS-CDMA system under multi-user environment. Simulations results show that the algorithm is much better in DOA estimation precision and resolving capability than the conventional MUSIC algorithm.
Keywords :
code division multiple access; direction-of-arrival estimation; multiuser detection; spread spectrum communication; DS-CDMA system; conventional MUSIC algorithm; cumulant-based DOA estimation; multiuser environment; Antenna arrays; Base stations; Decorrelation; Detectors; Direction of arrival estimation; Multiaccess communication; Multiple signal classification; Narrowband; Receiving antennas; Signal resolution;
Conference_Titel :
Wireless Communications, Networking and Mobile Computing, 2007. WiCom 2007. International Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-1311-9
DOI :
10.1109/WICOM.2007.240
