In this paper, we consider joint estimation of the channel length and of the impulse response
for OFDM systems, exploiting information criteria to find the best trade-off, in terms of …

OFDM systems traditionally perform channel coefficients relying on known training
sequences. However in wireless systems, performance and mobility can be further …

In this paper, we devise a highly efficient machine learning-based channel estimation for
orthogonal frequency division multiplexing (OFDM) systems, in which the training of the …

This paper deals with the problem of the channel estimation of orthogonal frequency division
multiplexing (OFDM) signals transmitted through a time-varying fading channel. We show …

In this paper, OFDM data-aided channel estimation based on the decimation of the Channel
Impulse Response (CIR) through the selection of the Most Significant Samples (MSS) is …

We find that placing each pilot tone in an equally spaced manner according to the
conventional placement scheme is not suitable for doubly selective channel estimation. In …

In this paper, we address the problem of OFDM data-aided channel estimation based on the
selection of the most significant samples (MSS) of the channel impulse response (CIR), ie …

A reduced complexity channel estimation for OFDM systems with transmit diversity is
proposed by exploiting the correlation of the adjacent subchannel responses. The sizes of …

We consider parameter estimation and error reduction for orthogonal frequency-division
multiplexing (OFDM) based high-speed wireless local area networks (WLANs). We devise or …

Modern communication systems are based on orthogonal frequency division multiplexing
(OFDM). They are designed for dealing with frequency selective channels considering …