45 citations · 125 across the 20 of their papers we have counts for
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cs.OH2012★ 11 cited
A Full Performance Analysis of Channel Estimation Methods for Time Varying OFDM Systems
Zaier Aida, Ridha Bouallegue
In this paper, we have evaluated various methods of time-frequency-selective fading channels estimation in OFDM system and some of them improved under time varying conditions. So,…
cs.OH2012★ 14 cited
Channel Estimation Study for Block - Pilot Insertion in OFDM Systems under Slowly Time Varying Conditions
Aida Zaier, Ridha Bouallegue
In this paper, we propose a study of performance of the channel estimation using LS, MMSE, LMMSE and Lr-LMMSE algorithms in OFDM (Orthogonal Frequency Division Multiplexing) system…
cs.OH2011
Impact of Limited Feedback on MIMO-OFDM Systems using Joint Beamforming
Najoua Achoura And Ridha Bouallegue
In multi input multi output antenna systems, beamforming is a technique for guarding against the negative effects of fading. However, this technique requires the transmitter to hav…