95 search results - page 9 / 19 » Iterative Channel Estimation for IDMA Systems in Time-Varyin... |
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
Abstract—We consider correlated MIMO multiple access channels with block fading, where each block is divided into training and data transmission phases. We find the channel esti...
TSP
2010
14 years 4 months ago
2010
Abstract--This paper addresses pilot-assisted channel estimation for wireless orthogonal frequency division multiplexing (OFDM) systems with irregular pilot arrangements. Using non...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—In this paper, we propose a novel channel estimation scheme for the broadcast phase of the newly invented twoway relaying technique. Instead of using pilot sequences, we exploit...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
In this paper, an iterative channel estimation algorithm is considered in LTE systems. A simplified expectation maximization (EM) based algorithm is proposed for channel estimati...
VTC
2006
IEEE
15 years 3 months ago
2006
IEEE
In this paper, two channel estimation schemes for OFDM systems are investigated in a time-variant channel. The orthogonality of the subcarriers is destroyed in a time-variant chann...