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ICC
2007
IEEE
167views Communications» more  ICC 2007»
14 years 4 months ago
Precoding for Multiuser Orthogonal Space-Time Block-Coded OFDM: Mean or Covariance Feedback?
Abstract— This paper presents precoding design for errorrate improvement in closed-loop multiuser orthogonal space-time block-coded (OSTBC) multiple-input multiple-output (MIMO) ...
Yu Fu, Witold A. Krzymien, Chintha Tellambura
TCOM
2010
120views more  TCOM 2010»
13 years 8 months ago
Improved linear soft-input soft-output detection via soft feedback successive interference cancellation
—We propose an improved minimum mean square error (MMSE) vertical Bell Labs layered space-time (V-BLAST) detection technique, called a soft input, soft output, and soft feedback ...
Jun Won Choi, Andrew C. Singer, Jung Woo Lee, Nam ...
GLOBECOM
2009
IEEE
14 years 4 months ago
Local Estimation of Probabilities of Direct and Staggered Collisions in 802.11 WLANs
—Current 802.11 networks do not typically achieve the maximum potential throughput despite link adaptation and crosslayer optimization techniques designed to alleviate many cause...
Michael N. Krishnan, Sofie Pollin, Avideh Zakhor
MSWIM
2009
ACM
14 years 4 months ago
An enhanced mechanism for efficient assignment of multiple MBMS sessions towards LTE
The provision of rich multimedia services, such as Mobile TV, is considered of key importance for the Long Term Evolution (LTE) proliferation in mobile market. To this direction, ...
Antonios G. Alexiou, Christos Bouras, Vasileios Ko...
TWC
2010
13 years 4 months ago
Optimized Training Sequences for Spatially Correlated MIMO-OFDM
In this paper, the training sequence design for multiple-input multiple-output (MIMO) orthogonal frequencydivision multiplexing (OFDM) systems under the minimum mean square error (...
Hoang Duong Tuan, Ha Hoang Kha, Ha H. Nguyen, Viet...