A low-complexity equalization technique for OFDM system in time-variant multipath channels

G Li, H Yang, L Cai, L Gui - … . VTC 2003-Fall (IEEE Cat. No …, 2003 - ieeexplore.ieee.org
In this paper, an equalization technique with low computational complexity is proposed for
time-variant multipath channel in OFDM system. Under the assumption that channel impulse …

Cancellation of ICI by Doppler effect in OFDM systems

K Chang, Y Han, J Ha, Y Kim - 2006 IEEE 63rd Vehicular …, 2006 - ieeexplore.ieee.org
This paper observes the inter-carrier interference (ICI) by Doppler effect in time domain in
orthogonal frequency division multiplexing systems. This observation allows us to propose a …

Time domain equalization using linear phase interpolation for OFDM in time variant multipath channels with frequency offset

KY Han, K Ha, KM Sung, CW Lee - VTC2000-Spring. 2000 …, 2000 - ieeexplore.ieee.org
A loss of subchannel orthogonality due to the time variant multipath channels with frequency
offset in orthogonal frequency division multiplexing (OFDM) systems leads to interchannel …

Equalization and channel estimation for OFDM systems in time-varying multipath channels

C Kuo, JF Chang - 2004 IEEE 15th International Symposium on …, 2004 - ieeexplore.ieee.org
In this paper, we consider orthogonal frequency division multiplexing (OFDM) systems with
severe Doppler effect. In the frequency domain, this effect destroys the orthogonality …

A new algorithm for time domain equalization in OFDM systems

J Zhang, W Ser - Proceedings IEEE 56th Vehicular Technology …, 2002 - ieeexplore.ieee.org
In this paper, the problem of time domain equalization in OFDM systems with insufficient
cyclic prefix is discussed. A new algorithm is proposed to produce maximum throughput …

An equalization technique for orthogonal frequency-division multiplexing systems in time-variant multipath channels

WG Jeon, KH Chang, YS Cho - IEEE transactions on …, 1999 - ieeexplore.ieee.org
A loss of subchannel orthogonality due to time-variant multipath channels in orthogonal
frequency division multiplexing (OFDM) systems leads to interchannel interference (ICI) …

[PDF][PDF] ML time domain channel estimation and equalization for OFDM without guard interval

G Mkrtchyan, K Naito, K Mori… - Electrical Engineering …, 2005 - researchmap.jp
ABSTRACT Proposed Maximum Likelihood (ML) time domain channel estimation and
equalization method provides a simple, robust scheme for compensation of the Inter-Symbol …

Interchannel interference cancellation in wireless OFDM systems via Gauss-Seidel method

Q Xuerong, Z Lijun - International Conference on …, 2003 - ieeexplore.ieee.org
In a mobile fading environment, the time variation of the wireless channels is a dominating
factor that leads to the system performance loss. Multipath delay spread also lead to a loss …

A novel equalization method for OFDM systems without guard interval

U Yunus, H Lin, K Yamashita - 2010 IEEE Global …, 2010 - ieeexplore.ieee.org
In this paper, we propose a novel equalization method for OFDM systems without guard
interval (GI). The performance of GI-free OFDM system is usually limited by inter-symbol …

Per-tone equalization for OFDM over doubly-selective channels

I Barhumi, G Leus, M Moonen - 2004 IEEE International …, 2004 - ieeexplore.ieee.org
We propose a per-tone frequency-domain equalization approach for OFDM over doubly-
selective channels. We consider the most general case, where the doubly-selective channel …