In wireless communication system, the multipath channels introduce frequency selectivity
and time varying properties in OFDM symbols which causes Inter-Carrier Interference (ICI) …

Résumé L'évolution rapide des services et applications multimédias (Internet haut débit, 3G,
LTE) a entrainé un besoin chez les clients qui contraint les opérateurs à augmenter le débit …

Featured Application This channel estimation method can be utilized to improve the
communication quality of OFDM receiver. Abstract Channel estimation is an important …

OFDM is a method of encoding digital data on multiple carrier frequencies. It provides an
efficient, effective and low complexity means of eliminating ISI for transmission over …

The potential of multiuser MIMO (MU-MIMO) to increase network capacity has been
intensively studied. To enable concurrent transmission in Frequency-Division Duplex (FDD) …

Orthogonal frequency division multiplexing is one of the most successful multicarrier
modulation techniques. This modulation technique is now used in many areas because of its …

This paper proposes the modifications in the Least Square (LS) estimator for the Orthogonal
Frequency Division Multiplexing (OFDM) over fast fading Rayleigh channels in the presence …

OFDM (Orthogonal Frequency Division Multiplexing) is a multicarrier technology that divides
high-speed data rates into parallel low-speed data rates by dividing the signal into n …

Orthogonal frequency division multiplexing (OFDM) technique is the modulation technique
provides less bandwidth usage and speed communication and hence preferred in many …

The channel estimation is needed to enhance performance of HAPS. Channel estimation is
essential in wireless communication, channel estimation can be used to minimize the …