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Reliable Communications over Rapidly Time-Varying Channels

  1. A new time-varying (TV) long-term fading (LTF) channel model which captures both the space and time variations of wireless systems is developed. The proposed TV LTF model is based on a stochastic differential ...

    Authors: Mohammed M. Olama, Seddik M. Djouadi and Charalambos D. Charalambous

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:089864

    Content type: Research Article

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  2. Channel estimation for single-input multiple-output (SIMO) frequency-selective time-varying channels is considered using superimposed training. The time-varying channel is assumed to be described by a complex ...

    Authors: Jitendra K Tugnait, Xiaohong Meng and Shuangchi He

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:085303

    Content type: Research Article

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  3. The fast fixed-point independent component analysis (ICA) algorithm has been widely used in various applications because of its fast convergence and superior performance. However, in a highly dynamic environme...

    Authors: Wasfy B. Mikhael and Tianyu Yang

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:084057

    Content type: Research Article

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  4. Channel estimation schemes suitable for interleave-division multiple access (IDMA) systems are presented. Training and data are superimposed. Training-based and semiblind linear channel estimators are derived ...

    Authors: Hendrik Schoeneich and Peter Adam Hoeher

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:081729

    Content type: Research Article

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  5. The bidirectional decision feedback equalizer (DFE) performs two equalizations, one on the received signal and one on its time-reversed version. In this paper, we apply the bidirectional DFE to wireless transm...

    Authors: Stefano Tomasin

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:070572

    Content type: Research Article

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  6. Recently, several approaches have been proposed for the equalization of orthogonal frequency-division multiplexing (OFDM) signals in challenging high-mobility scenarios. Among them, a minimum mean-squared erro...

    Authors: Luca Rugini, Paolo Banelli and Geert Leus

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:067404

    Content type: Research Article

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  7. We propose channel estimation and direct equalization techniques for transmission over doubly selective channels. The doubly selective channel is approximated using the basis expansion model (BEM). Linear and ...

    Authors: Imad Barhumi, Geert Leus and Marc Moonen

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:062831

    Content type: Research Article

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  8. This paper concerns channel tracking in a multiantenna context for correlated flat-fading channels obeying a Gauss-Markov model. It is known that data-aided tracking of fast-fading channels requires a lot of p...

    Authors: Frederik Simoens and Marc Moeneclaey

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:053250

    Content type: Research Article

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  9. We consider the optimal allocation of resources—power and bandwidth—between training and data transmissions for single-user time-selective Rayleigh flat-fading channels under the cutoff rate criterion. The tra...

    Authors: Saswat Misra, Ananthram Swami and Lang Tong

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:047245

    Content type: Research Article

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  10. Focusing on transmit diversity orthogonal frequency-division multiplexing (OFDM) transmission through frequency-selective channels, this paper pursues a channel estimation approach in time domain for both spac...

    Authors: Habib Şenol, HakanAli Çırpan, Erdal Panayırcı and Mesut Çevik

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:039026

    Content type: Research Article

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  11. Methods for providing good spectral efficiency, without disadvantaging the delivered quality of service (QoS), in time-varying fading channels are presented. The key idea is to allocate system resources accord...

    Authors: Francis Minhthang Bui and Dimitrios Hatzinakos

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:035352

    Content type: Research Article

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