ICASSP
2011
IEEE
13 years 3 months ago
2011
IEEE
—The optimum multiuser detection (OMD) is a discrete (binary) optimization. The previously developed approaches often relax it by a semi-definite program (SDP) and then employ r...
PIMRC
2010
IEEE
13 years 9 months ago
2010
IEEE
Abstract--In wireless ad hoc networks, multiple access interference is the limiting factor for the overall system performance. The lack of any central control unit necessitates a c...
MACOM
2010
13 years 9 months ago
2010
Abstract. In wireless ad hoc networks, cross-layer design aims at reducing multiple access interference and thus obtaining a higher spatial reuse. In order to identify the most sui...
TSP
2008
13 years 11 months ago
2008
Abstract--This paper deals with the uplink of a wireless multiple-input multiple-output (MIMO) communication system based on multicarrier (MC) code division multiple access (CDMA)....
CORR
2006
Springer
13 years 11 months ago
2006
Springer
Abstract--This paper examines the performance of decisionfeedback-based iterative channel estimation and multiuser detection in channel coded aperiodic direct sequence code divisio...
VTC
2006
IEEE
14 years 5 months ago
2006
IEEE
— We consider the application of spatial multiplexing to ad hoc networks where nodes have multiple antennas. At the physical level, we suppose that layered space–time multiuser...
CCECE
2006
IEEE
14 years 5 months ago
2006
IEEE
Multiuser detection (MUD) techniques are known to improve the performance of CDMA cellular communication systems. This performance improvement usually comes at a large computation...
ICC
2007
IEEE
14 years 5 months ago
2007
IEEE
—The full-complexity soft-input/soft-output (SISO) multiuser detector based on the a posteriori probability (APP) algorithm has a computational complexity growing exponentially w...
ICC
2007
IEEE
14 years 5 months ago
2007
IEEE
— In this paper, we propose a new resource allocation mechanism which is designed to improve the multiuser detection of wireless network diversity multiple access (NDMA) protocol...
ICASSP
2008
IEEE
14 years 6 months ago
2008
IEEE
In multiuser detection, the set of users active at any time may be unknown to the receiver. A two-step detection procedure, in which multiuser detection is preceded by active-user...