44 search results - page 3 / 9 » On the Use of Implicit Pilots for Channel Estimation with OF... |
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
— Current OFDM systems assume the channel is not time varying within one OFDM frame, and use channel estimates obtained from preamble or pilots for data symbols within the same f...
PIMRC
2008
IEEE
13 years 11 months ago
2008
IEEE
Orthogonal frequency division multiplexing (OFDM) system suffers extra performance degradation in fast fading channel due to intercarrier interference (ICI). Combing frequency dom...
ITIIS
2008
13 years 5 months ago
2008
In this paper, we propose a subcarrier allocation method and a composite linear minimum mean square error (LMMSE) channel estimator to increase spectrum efficiency in orthogonal f...
TSP
2010
13 years 23 hour ago
2010
In this paper, a practical approach for detecting packet-based orthogonal frequency division multiplexing (OFDM) signals in the presence of phase noise is presented. An OFDM packe...
CORR
2008
Springer
13 years 5 months ago
2008
Springer
In this paper, we propose a novel channel estimation technique based on 2D spread pilots. The merits of this technique are its simplicity, its flexibility regarding the transmissi...