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ICC
2007
IEEE
167views Communications» more  ICC 2007»
13 years 11 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
GLOBECOM
2006
IEEE
13 years 11 months ago
Adaptive Precoding for Switching between Spatial Multiplexing and Diversity in MIMO OFDM with Transmit Antenna and Path Correlat
Abstract— The path and antenna correlations significantly degrade the system capacity in spatially-multiplexed multiple-input multiple-output (MIMO) orthogonal frequency-divisio...
Yu Fu, Chintha Tellambura, Witold A. Krzymien
VTC
2007
IEEE
104views Communications» more  VTC 2007»
13 years 11 months ago
Soft-Bit Assisted Iterative AMR-WB Source-Decoding and Turbo-Detection of Channel-Coded Differential Space-Time Spreading Using
Abstract – Jointly optimised iterative source- and channel-decoding is used for enhancing the error resilience of the Adaptive Multi Rate WideBand (AMR-WB) speech codec. The resu...
Noor S. Othman, Mohammed El-Hajjar, Osamah Alamri,...
TWC
2010
13 years 1 days ago
Linear precoding of STBC over correlated Ricean MIMO channels
A linear precoder is designed to minimize an upper bound of the pairwise error probability (PEP) when using arbitrary space-time block codes (STBC) over correlated Ricean fading c...
Manav R. Bhatnagar, Are Hjørungnes
TWC
2008
111views more  TWC 2008»
13 years 5 months ago
Closed-Form Exact BER and Optimization of Generalized Orthogonal STBCs
Abstract--The closed-form exact bit error rate (BER) expressions of generalized orthogonal space-time block codes (OSTBCs) are first derived for quadrature amplitude modulation (QA...
Il-Min Kim, Dongwoo Kim