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» The Complexity of Iterated Multiplication
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154
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WCE
2007
15 years 4 months ago
Analysis of User Specific Interleavers for Iterative Multi-User Detection System
—Interleave division multiple access (IDMA) and orthogonal frequency division multiplexing – interleave division multiple access (OFDM-IDMA) have been proposed for beyond third...
Omer Nawaz, Waqas Nasir, Zia Bhadiar, Imtiaz Ahmed...
132
Voted
VTC
2007
IEEE
15 years 10 months ago
Power Optimization of IDMA Systems with Different Target BER Constraints
— Interleave Division Multiple Access (IDMA) is a promising air interface for future wireless networks. Optimization of access schemes regarding cross user aspects is also a topi...
Petra Weitkemper, Karl-Dirk Kammeyer
135
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ICC
2007
IEEE
136views Communications» more  ICC 2007»
15 years 10 months ago
Sphere Decoder for a MIMO Multi-User MC-CDMA Uplink in Time-Varying Channels
— We focus on iterative detection for the uplink of a multi-carrier (MC) code division multiple access (CDMA) system based on orthogonal frequency division multiplexing (OFDM). T...
Charlotte Dumard, Thomas Zemen
151
Voted
GLOBECOM
2007
IEEE
15 years 10 months ago
Time-Varying Channel Complex Gains Estimation and ICI Suppression in OFDM Systems
—In this paper, we present an iterative algorithm for channel complex gains estimation with inter-sub-carrierinterference (ICI) reduction in orthogonal-frequency-divisionmultiple...
Hussein Hijazi, Laurent Ros
102
Voted
JSAC
2006
63views more  JSAC 2006»
15 years 3 months ago
Multicarrier multiple access is sum-rate optimal for block transmissions over circulant ISI channels
Abstract--Multicarrier multiple access with channel knowledge and prescribed power at the transmitters is shown to maximize the sum-rate for circulant intersymbol-interference (ISI...
Shuichi Ohno, Georgios B. Giannakis, Zhi-Quan Luo