Title :
A robust receiver for multi-user uplink DS-CDMA
Author :
Subramanian, Ananth ; Tarighat, Alireza ; Sayed, Ali H.
Author_Institution :
Dept. of Electr. Eng., California Univ., Los Angeles, CA, USA
Abstract :
This paper presents a robust receiver for uplink direct sequence code-division multiple access (DS-CDMA) systems. The receiver uses low order auto-regressive models to approximate the multi-path fading channel taps, and a post correlation-based uncertain model for estimation purposes.
Keywords :
Kalman filters; autoregressive processes; cellular radio; channel estimation; code division multiple access; fading channels; multipath channels; multiuser detection; radio receivers; spread spectrum communication; DS-CDMA; RAKE receiver; low order autoregressive model; multipath fading channel taps; multiuser detection; robust filter; robust receiver; uplink direct sequence code division multiple access system; Autocorrelation; Base stations; Delay estimation; Fading; Filters; Multiaccess communication; Multipath channels; RAKE receivers; Robustness; Signal to noise ratio;
Conference_Titel :
Wireless Communications and Networking, 2003. WCNC 2003. 2003 IEEE
Conference_Location :
New Orleans, LA, USA
Print_ISBN :
0-7803-7700-1
DOI :
10.1109/WCNC.2003.1200382
