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Smart Antennas for Next Generation Wireless Systems

  1. Content type: Research Article

    An analytical framework is established to dimension the pilot grid for MIMO-OFDM operating in time-variant frequency selective channels. The optimum placement of pilot symbols in terms of overhead and power al...

    Authors: Ivan Cosovic and Gunther Auer

    Citation: EURASIP Journal on Wireless Communications and Networking 2008 2007:032460

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  2. Content type: Research Article

    This paper presents the evaluation of the diversity performance of several two-antenna systems for UMTS terminals. All the measurements are done in a reverberation chamber and in a Wheeler cap setup. First, a ...

    Authors: A. Diallo, P. Le Thuc, C. Luxey, R. Staraj, G. Kossiavas, M. Franzén and P. -S. Kildal

    Citation: EURASIP Journal on Wireless Communications and Networking 2008 2007:037574

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  3. Content type: Research Article

    Antenna subarray formation is a novel RF preprocessing technique that reduces the hardware complexity of MIMO systems while alleviating the performance degradations of conventional antenna selection schemes. W...

    Authors: Panagiotis Theofilakos and Athanasios G. Kanatas

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:056471

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  4. Content type: Research Article

    We address the problems at the most critical area in a cellular multicarrier code division multiple access (MC-CDMA) network, namely, the cell border. At a mobile terminal the diversity can be increased by usi...

    Authors: Simon Plass, Ronald Raulefs and Armin Dammann

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:060654

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  5. Content type: Research Article

    The problem of blind recovery of QAM and PSK signals for multiple-input multiple-output (MIMO) communication systems is investigated. We propose a simplified version of the well-known constant modulus algorith...

    Authors: Aissa Ikhlef and Daniel Le Guennec

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:090401

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  6. Content type: Research Article

    Multiantenna systems and more particularly those operating on multiple input and multiple output (MIMO) channels are currently a must to improve wireless links spectrum efficiency and/or robustness. There exis...

    Authors: Bruno Bougard, Gregory Lenoir, Antoine Dejonghe, Liesbet Van der Perre, Francky Catthoor and Wim Dehaene

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:098186

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  7. Content type: Research Article

    The inter- and intrasite correlation properties of shadow fading and power-weighted angle spread at both the mobile station and the base station are studied utilizing narrowband multisite MIMO measurements in ...

    Authors: Niklas Jaldén, Per Zetterberg, Björn Ottersten and Laura Garcia

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:025757

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  8. Content type: Research Article

    Multiple-input-multiple-output (MIMO) techniques have been widely proposed as a means to improve capacity and reliability of wireless channels, and have become the most promising technology for next generation...

    Authors: Aitor del Coso and Christian Ibars

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:021093

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  9. Content type: Research Article

    A novel admission control (AC) policy is proposed for the uplink of a cellular CDMA beamforming system. An approximated power control feasibility condition (PCFC), required by a cross-layer AC policy, is deriv...

    Authors: Wei Sheng and Steven D. Blostein

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:014562

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  10. Content type: Research Article

    The potential of multiantenna interference cancellation receiver algorithms for increasing the uplink throughput in WLAN systems such as 802.11 is investigated. The medium access control (MAC) in such systems ...

    Authors: Alexandr M. Kuzminskiy and HamidReza Karimi

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:051358

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  11. Content type: Research Article

    A novel beamforming (BF) system that employs two switched beam antennas (SBAs) at both ends of the wireless link in an indoor double-directional radio channel (DDRC) is proposed. The distributed directivity ga...

    Authors: Chen Sun, Makoto Taromaru and Takashi Ohira

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:057175

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  12. Content type: Research Article

    Recently, there has been increased interest in moving the RF electronics in basestations from the bottom of the tower to the top, yielding improved power efficiencies and reductions in infrastructural costs. T...

    Authors: Justine McCormack, Tim Cooper and Ronan Farrell

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:041941

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  13. Content type: Research Article

    A novel method is proposed for estimation of the mutual coupling matrix of an antenna array. The method extends previous work by incorporating an unknown phase center and the element factor (antenna radiation ...

    Authors: Marc Mowlér, Björn Lindmark, Erik G. Larsson and Björn Ottersten

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:030684

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  14. Content type: Research Article

    We investigate the optimal design of uniform rectangular arrays (URAs) employed in multiple-input multiple-output communications, where a strong line-of-sight (LOS) component is present. A general geometrical mod...

    Authors: Frode Bøhagen, Pål Orten and Geir Øien

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:045084

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  15. Content type: Research Article

    Optimal design of a linear antenna array with nonuniform interelement spacings is investigated for the uplink of a cellular system. The optimization criterion considered is based on the minimization of the ave...

    Authors: S. Savazzi, O. Simeone and U. Spagnolini

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:093421

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