24 search results - page 3 / 5 » Discrete rate spectral efficiency for adaptive MIMO systems |
ICHIT
2009
Springer
14 years 1 months ago
2009
Springer
In this paper we provide an adaptive modulation approach that uses adaptive pilot symbols which both pilot spacing and power allocation on pilot symbols are optimized in single in...
MOBILIGHT
2010
13 years 5 months ago
2010
In this paper the objective is to enhance the spectral efficiency using combinations of transmit antenna selection with Linear Dispersion Code Selection. Both bit error rate minimi...
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
— The use of constant-power, rate-adaptive M-QAM transmission with an amplify-and-forward cooperative system is proposed. The upper bound expressions are derived for the outage p...
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
—In this paper, a novel blind channel estimation algorithm for a multiple input multiple output (MIMO) system is described. This algorithm is easier to implement than the previou...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
This paper presents a cross-layer approach to jointly design adaptive modulation and coding (AMC) at the physical layer and cooperative truncated automatic repeat request (ARQ) pro...