Sciweavers

TCOM
2011
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13 years 6 months ago
Exploiting Sparse User Activity in Multiuser Detection
—The number of active users in code-division multiple access (CDMA) systems is often much lower than the spreading gain. The present paper exploits fruitfully this a priori infor...
Hao Zhu, Georgios B. Giannakis
TIT
2002
148views more  TIT 2002»
13 years 11 months ago
The use of multiuser detectors for multicasting in wireless ad hoc CDMA networks
In this paper, we address the issue of performance of linear multiuser detectors for a multicasting application in an ad hoc wireless network. Using a code-division multiple-access...
Chandrasekar Sankaran, Anthony Ephremides
ICC
2007
IEEE
14 years 5 months ago
Turbo Multiuser Detection Based on Local Search Algorithms
—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...
Zhiliang Qin, Kui Cai, Xiaoxin Zou