Sciweavers

VTC
2006
IEEE
14 years 4 months ago
Performance Comparison of OFDM-TDMA and OFDMA with Cross-Layer Consideration
— Performance comparison of multiuser OFDM-TDMA and OFDMA systems by considering physical and link cross-layer behavior is conducted in this work. We provide a new framework for ...
Yu-Jung Chang, Feng-Tsun Chien, C. C. Jay Kuo
ICC
2007
IEEE
162views Communications» more  ICC 2007»
14 years 5 months ago
Application of Signal Space Diversity in BICM-ID over Cascaded Rayleigh Fading Channels
— Exploiting signal space diversity (SSD) to improve the error performance of communications systems over fading channels has been shown to be a very effective technique. The app...
Nghi H. Tran, Ha H. Nguyen, Tho Le-Ngoc
ICC
2007
IEEE
229views Communications» more  ICC 2007»
14 years 5 months ago
Impact of Spatial Fading Correlation and Keyholes on the Capacity of MIMO Systems with Transmitter and Receiver CSI
Abstract—This paper investigates the impact of fading correlation and channel degeneracy alias keyhole condition on the capacity of multiple-input multiple-output (MIMO) spatial ...
Amine Maaref, Sonia Aïssa
GLOBECOM
2007
IEEE
14 years 5 months ago
Information Transmission Over Fading Channels
Abstract— We consider the lossy transmission of source information over Rayleigh fading channels. We investigate the utility of two channel capacity definitions, ergodic capacit...
Sayantan Choudhury, Jerry D. Gibson
WCNC
2008
IEEE
14 years 5 months ago
Simulation of Doubly-Selective Compound K Fading Channels for Mobile-to-Mobile Communications
A computer simulation model is proposed for discretetime doubly-selective compound-K fading channel. It first generates multiple independent mobile-to-mobile Rayleigh fading Chan...
Yuan Liu, Jian Zhang, Yahong Rosa Zheng
VTC
2008
IEEE
14 years 5 months ago
A Bit-Mapping Strategy for Joint Iterative Channel Estimation and Turbo-Decoding
Abstract— In this paper, we investigate Turbo-coded transmission over a temporally correlated flat Rayleigh fading channel. Conventionally, channel estimation is performed prior...
Susanne Godtmann, Helge Lüders, Gerd Ascheid,...
ICC
2008
IEEE
158views Communications» more  ICC 2008»
14 years 5 months ago
Asymptotic BER Analysis for MIMO-BICM with Zero-Forcing Detectors Assuming Imperfect CSI
—In this paper, we derive the asymptotic bit error rate (BER) for multiple-input multiple-output bit-interleaved coded modulation (MIMO-BICM) with linear zero-forcing (ZF) receiv...
I-Wei Lai, Susanne Godtmann, Tzi-Dar Chiueh, Gerd ...