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TWC
2008
150views more  TWC 2008»
13 years 4 months ago
Combining Beamforming and Space-Time Coding Using Quantized Feedback
We combine space-time coding and transmit beamforming over multiple-antenna quasi-static fading channels using resolution-constrained channel state information at the transmitter ...
Siavash Ekbatani, Hamid Jafarkhani
GLOBECOM
2010
IEEE
13 years 2 months ago
Space-Time Shift Keying: A Unified MIMO Architecture
In this paper, we propose a novel Space-Time Shift Keying (STSK) modulation scheme for MIMO communication systems, where the concept of spatial modulation is extended to include bo...
Shinya Sugiura, Sheng Chen, Lajos Hanzo
ICC
2007
IEEE
175views Communications» more  ICC 2007»
13 years 10 months ago
An Adaptive MIMO System Based on Unified Belief Propagation Detection
—An adaptive multiple input and multiple output with the code matrix index feedback [8]. One detector will (MIMO) system based on the unified belief propagation (BP) work in the ...
Xiumei Yang, Yong Xiong, Fan Wang
JCM
2008
100views more  JCM 2008»
13 years 4 months ago
Four Transmit Diversity Schemes for Coded OFDM Systems with Four Transmit Antennas
We compare four open-loop transmit diversity schemes in a coded Orthogonal Frequency Division Multiplexing (OFDM) system with four transmit antennas, namely cyclic shift diversity ...
Chau Yuen, Yan Wu, Sumei Sun
ISCAS
2007
IEEE
142views Hardware» more  ISCAS 2007»
13 years 10 months ago
Effect of Word-length Precision on the Performance of MIMO Systems
Abstract—In this paper, we investigate the effect of quantization noise and roundoff errors involved in finite-precision (FP) signal processing on the performance of multiple-in...
Chitranjan K. Singh, Naofal Al-Dhahir, Poras T. Ba...