OFDM is becoming widely applied in wireless communications systems due to its high rate
transmission capability with high bandwidth efficiency and its robustness with regard to multi …

Abstract Orthogonal Frequency Division Multiplexing (OFDM) has been adopted as a major
data transmission technique by many wireless communication standards. Despite its several …

In OFDM system, channel estimator with fixed-coefficient interpolation gives rise to
significant estimation errors when the estimator mismatches the experienced time-varying …

An orthogonal frequency division multiplexing (OFDM) equalizer includes a memory that
stores OFDM frame information, a partial sum calculator configured to calculate a partial sum …

Channel estimation is critical to the performance of a multiple-input multiple-output and
orthogonal frequency-division-multiplexing (MIMO-OFDM) communication system. Current …

Pilot insertion for channel estimation in orthogonal frequency division multiplexing (OFDM)
is a promising technique for broadband/high data rate wireless communications. In indoor …

This paper proposes a downlink resource scheduling technique for maximized throughput
with reduced Block Error Ratio and improved fairness among different users across the …

In this paper a Fast Array Multichannel Two-Dimensional Recursive Least Square (FAM 2D-
RLS) adaptive filter is proposed for estimating an OFDM channel in frequency domain. This …

The objective of this study is improving channel estimation accuracy in OFDM system
because channel state information is required for signal detection at receiver and its …

In this paper, a robust adaptive MMSE Rake-equalizer receiver scheme is presented with
channel estimation that has been transmitted in Direct Sequence-Ultra Wideband (DS-UWB) …