43 search results - page 5 / 9 » An EM based frequency domain channel estimation algorithm fo... |
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
— The second-order statistics of a time-domain signal are very often used in blind and semi-blind channel estimation. Considering that the received signal in MIMO-OFDM systems mi...
CORR
2008
Springer
13 years 6 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...
GLOBECOM
2008
IEEE
14 years 1 months ago
2008
IEEE
— The search for optimality in the design of channel precoders and training symbols in block processing communication systems is one of paramount importance. Finding the best tra...
ICASSP
2011
IEEE
12 years 10 months ago
2011
IEEE
Due to multipath delay spread and relatively high sampling rate in OFDM systems, the channel estimation is formulated as a sparse recovery problem, where a hybrid compressed sensi...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we consider the problem of blind channel estimation for multi-input, multi-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems via second ord...