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  1. A modeling framework for the problem of deploying a set of heterogeneous sensors in a field with time-varying differential surveillance requirements is presented. The problem is formulated as mixed integer mat...

    Authors: Rabie Ramadan, Hesham El-Rewini and Khaled Abdelghany

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:054731

    Content type: Research Article

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  2. We report a simple differential modulation scheme for quasi-orthogonal space-time block codes. A new class of quasi-orthogonal coding structures that can provide partial transmit diversity is presented for var...

    Authors: Lingyang Song and Alister G. Burr

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:097475

    Content type: Research Article

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  3. Allocating bandwidth between different forms of coexisting traffic (such as web-browsing, streaming, and telephony) within a wireless LAN is a challenging and interesting problem. Centralized coordination func...

    Authors: R. J. Haines, N. Fanning, T. Lewis and J. Coon

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:023917

    Content type: Research Article

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  4. Adequate representation of mobility is a very important issue in simulation of mobile ad hoc networks. In this context, we consider the characterization of the mobile nodes movement through a Markovian modelin...

    Authors: C. A. V. Campos and L. F. M. de Moraes

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:035946

    Content type: Research Article

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  5. Current video-surveillance systems typically consist of many video sources distributed over a wide area, transmitting live video streams to a central location for processing and monitoring. The target of this ...

    Authors: Francesco Licandro and Giovanni Schembra

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:031976

    Content type: Research Article

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  6. This article addresses a problem of the severe unfairness between multiple TCP sessions in a wireless context also known as "TCP capture" phenomenon. We present an adapted max-min fairness framework to the spe...

    Authors: Evgeny Osipov and Christian Tschudin

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:017651

    Content type: Research Article

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  7. This paper describes an experimental evaluation of a multiservice ad hoc network, aimed to be interconnected with an infrastructure, operator-managed network. This network supports the efficient delivery of se...

    Authors: Miguel Almeida, Rafael Sarrô, João Paulo Barraca, Susana Sargento and Rui L. Aguiar

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:062967

    Content type: Research Article

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  8. This paper presents the results of a study into the modeling and prediction of rain-induced bistatic scattering at 60 GHz. The bistatic radar equation together with Mie theory is applied as the basis for calcu...

    Authors: Henry T. vander Zanden, Robert J. Watson and Matti H. A. J. Herben

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:053203

    Content type: Research Article

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  9. Historically developed for secure communication and military use, CDMA has been identified as a major modulation and multiple-access technique for 3G systems and beyond. In addition to the wide bandwidth and l...

    Authors: Tongtong Li, Qi Ling and Jian Ren

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:083589

    Content type: Research Article

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  10. We evaluate the performance of selection combining (SC) diversity in cellular systems where binary phase-shift keying (BPSK) is employed and the desired signal as well as the cochannel interferers (CCIs) is su...

    Authors: Mahmoud H. Ismail and Mustafa M. Matalgah

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:060408

    Content type: Research Article

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  11. Short-range digital communications at 60 GHz have recently received a lot of interest because of the huge bandwidth available at those frequencies. The capacity offered to the users could finally reach 2 Gbps,...

    Authors: Jimmy Nsenga, Wim Van Thillo, François Horlin, André Bourdoux and Rudy Lauwereins

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:086206

    Content type: Research Article

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  12. Electromagnetic wave propagation research in frequency band 58 GHz was started at TESTCOM in Praha due to lack of experimentally obtained results needed for a realistic calculation of quality and availability ...

    Authors: Vaclav Kvicera and Martin Grabner

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:046083

    Content type: Research Article

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  13. A hierarchical cross-layer design approach is proposed to increase energy efficiency in ad hoc networks through joint adaptation of nodes' transmitting powers and route selection. The design maintains the adva...

    Authors: Cristina Comaniciu and H. Vincent Poor

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:060707

    Content type: Research Article

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  14. We evaluate the performance of realistic wireless sensor networks in indoor scenarios. Most of the considered networks are formed by nodes using the Zigbee communication protocol. For comparison, we also analyze ...

    Authors: G. Ferrari, P. Medagliani, S. Di Piazza and M. Martalò

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:081864

    Content type: Research Article

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  15. The heterogeneity and dynamics in terms of hardware and software configurations are steadily increasing in wireless sensor networks (WSNs). Therefore, software management is becoming one of the most prominent ...

    Authors: Falko Dressler, Gerhard Fuchs, Sebastien Truchat, Zheng Yao, Zengyu Lu and Holger Marquardt

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:080619

    Content type: Research Article

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  16. A novel framework is proposed to model downlink resource allocation problem in multiservice direct-sequence code division multiple-access (DS-CDMA) cellular networks. This framework is based on a defined utili...

    Authors: Mahdi Shabany, Keivan Navaie and Elvino S. Sousa

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:076193

    Content type: Research Article

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  17. Optimal multihop routing in ad hoc networks requires the exchange of control messages at the MAC and network layer in order to set up the (centralized) optimization problem. Distributed opportunistic space-tim...

    Authors: O Simeone and U Spagnolini

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:053075

    Content type: Research Article

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  18. There has recently been an increasing interest in convergence of p2p and ad hoc network research. Actually, p2p systems and multihop ad hoc networks share similar features, such as self-organisation, decentral...

    Authors: Andrea Passarella and Franca Delmastro

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:062089

    Content type: Research Article

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  19. This paper provides an overview of the state-of-the-art radio propagation and channel models for wireless multiple-input multiple-output (MIMO) systems. We distinguish between physical models and analytical model...

    Authors: P. Almers, E. Bonek, A. Burr, N. Czink, M. Debbah, V. Degli-Esposti, H. Hofstetter, P. Kyösti, D. Laurenson, G. Matz, A.F. Molisch, C. Oestges and H. Özcelik

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:019070

    Content type: Research Article

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  20. This paper proposes several configurations for multiple base stations in indoor MIMO systems and compares their performance. The results are based on channel measurements realized with a MIMO testbed. The rece...

    Authors: Laura García, Niklas Jaldén, Björn Lindmark, Per Zetterberg and Leandro de Haro

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:028073

    Content type: Research Article

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  21. The performance of multiple-input multiple-output (MIMO) systems is greatly influenced by the spatial-temporal correlation properties of the underlying MIMO channels. This paper investigates the spatial-tempor...

    Authors: Cheng-Xiang Wang, Xuemin Hong, Hanguang Wu and Wen Xu

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:039871

    Content type: Research Article

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  22. Transmitter nonlinearity has been a major issue in many scenarios: cellular wireless systems have high power RF amplifier (HPA) nonlinearity at the base station; satellite downlinks have nonlinear TWT amplifie...

    Authors: Stephen Z. Pinter and Xavier N. Fernando

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:049525

    Content type: Research Article

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  23. We are concerned with the control of quality of service (QoS) in wireless cellular networks utilizing linear receivers. We investigate the issues of fairness and total performance, which are measured by a utility...

    Authors: Holger Boche, Marcin Wiczanowski and Slawomir Stanczak

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:034869

    Content type: Research Article

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  24. A new algorithm estimating channel impulse response (CIR) length and noise variance for orthogonal frequency-division multiplexing (OFDM) systems with adaptive guard interval (GI) length is proposed. To estima...

    Authors: VanDuc Nguyen, Hans-Peter Kuchenbecker, Harald Haas, Kyandoghere Kyamakya and Guillaume Gelle

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:024342

    Content type: Research Article

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  25. A direct conversion modulator-demodulator with even harmonic mixers for fixed wireless applications is presented. The circuits consist of even harmonic mixers (EHMs) realized with antiparallel diode pairs (APD...

    Authors: Abbas Mohammadi, Farnaz Shayegh, Abdolali Abdipour and Rashid Mirzavand

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:032807

    Content type: Research Article

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  26. LDPC codes of column weight of two are constructed from minimal distance graphs or cages. Distance graphs are used to represent LDPC code matrices such that graph vertices that represent rows and edges are col...

    Authors: Gabofetswe Malema and Michael Liebelt

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:048158

    Content type: Research Article

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  27. Securing transmission over a wireless network is especially challenging, not only because of the inherently insecure nature of the medium, but also because of the highly error-prone nature of the wireless envi...

    Authors: Chetan Nanjunda Mathur, Karthik Narayan and K. P. Subbalakshmi

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2006:042871

    Content type: Research Article

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  28. Ultra-wideband (UWB) wireless communication systems are based on the transmission of extremely narrow pulses, with a duration inferior to a nanosecond. The application of transmit reference (TR) to UWB systems...

    Authors: Relja Djapic, Geert Leus, Alle-Jan van der Veen and António Trindade

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2006:037952

    Content type: Research Article

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  29. Real deployments of wireless multihop networks, by Internet service providers (ISPs), have been slowed down by their poor performance and unreliability. The research community has already proved that efficient...

    Authors: L. Iannone, K. Kabassanov and S. Fdida

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:086510

    Content type: Research Article

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  30. Ultra-wideband (UWB) impulse radios show strong advantages for the implementation of low-power transceivers. In this paper, we analyze the impact of CMOS technology scaling on power consumption of UWB impulse ...

    Authors: Mustafa Badaroglu, Claude Desset, Julien Ryckaert, Vincent De Heyn, Geert Van der Plas, Piet Wambacq and Bart Van Poucke

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2006:072430

    Content type: Research Article

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  31. The polarization behavior of the mobile MIMO radio channel is analyzed from polarimetric double-directional channel measurements, which were performed in a macrocell rural environment in Tokyo. The recorded da...

    Authors: Markus Landmann, Kriangsak Sivasondhivat, Jun-Ichi Takada, Ichirou Ida and Reiner Thomä

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:057980

    Content type: Research Article

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  32. Due to its extreme simplicity and flexibility, the IEEE 802.11 standard is the dominant technology to implement both infrastructure-based WLANs and single-hop ad hoc networks. In spite of its popularity, there...

    Authors: Ralph Bernasconi, Silvia Giordano, Alessandro Puiatti, Raffaele Bruno and Enrico Gregori

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:028315

    Content type: Research Article

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  33. This paper presents an evaluation of the MIMO performance of three candidate antenna array designs, each embedded within a PDA footprint, using indoor wideband channel measurements at 5.2 GHz alongside channel...

    Authors: Arindam Pal, Chris Williams, Geoff Hilton and Mark Beach

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:058769

    Content type: Research Article

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  34. Automatic target recognition (ATR) in target search phase is very challenging because the target range and mobility are not yet perfectly known, which results in delay-Doppler uncertainty. In this paper, we fi...

    Authors: Qilian Liang

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:089103

    Content type: Research Article

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  35. Fault-tolerant target detection and localization is a challenging task in collaborative sensor networks. This paper introduces our exploratory work toward identifying the targets in sensor networks with faulty...

    Authors: Min Ding, Fang Liu, Andrew Thaeler, Dechang Chen and Xiuzhen Cheng

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:096742

    Content type: Research Article

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  36. We consider the problem of maximizing the network lifetime in WANETs (wireless ad hoc networks) with limited energy resources using omnidirectional or directional antennas. Unlike most solutions that use a cen...

    Authors: Song Guo, Oliver W. W. Yang and Victor C. M. Leung

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:098938

    Content type: Research Article

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  37. This paper demonstrates a ray-tracing method for modeling indoor propagation channels at 60 GHz. A validation of the ray-tracing model with our in-house measurement is also presented. Based on the validated mo...

    Authors: C.-P. Lim, M. Lee, R. J. Burkholder, J. L. Volakis and R. J. Marhefka

    Citation: EURASIP Journal on Wireless Communications and Networking 2007 2007:073928

    Content type: Research Article

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  38. This paper deals with a novel communication timing control for wireless networks and radio interference problem. Communication timing control is based on the mutual synchronization of coupled phase oscillatory...

    Authors: Yuki Kubo and Kokuke Sekiyama

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2007:054968

    Content type: Research Article

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  39. Differential encoding is a widely used technique in the context of orthogonal frequency division multiplexing (OFDM) as an alternative to coherent channel estimation and equalization. In this paper, the perfor...

    Authors: MJ Dehghani

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2006:040264

    Content type: Research Article

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  40. We study the performance of an innovative communication scheme for ultra-wideband systems which are based on impulse radio in two different short-range communication scenarios: the proposed system relies on bo...

    Authors: Tiziano Bianchi and Simone Morosi

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2006:026054

    Content type: Research Article

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  41. The worldwide opening of a massive amount of unlicensed spectra around 60 GHz has triggered great interest in developing affordable 60-GHz radios. This interest has been catalyzed by recent advance of 60-GHz f...

    Authors: Nan Guo, Robert C. Qiu, Shaomin S. Mo and Kazuaki Takahashi

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2007:068253

    Content type: Research Article

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  42. Orthogonal frequency division multiplexing (OFDM) is a parallel transmission scheme for transmitting data at very high rates over time dispersive radio channels. In an OFDM system, frame synchronization and fr...

    Authors: Ch. Nanda Kishore and V. U. Reddy

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2006:086147

    Content type: Research Article

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  43. We present the results of multiple-input multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) channel measurements. The measurements were performed in indoor environments using four transmitt...

    Authors: Hajime Suzuki, Thi Van Anh Tran and Iain B. Collings

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2007:019728

    Content type: Research Article

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  44. This paper presents an overview of 60 GHz technology and its potentials to provide next generation multigigabit wireless communications systems. We begin by reviewing the state-of-art of the 60 GHz radio. Then...

    Authors: Su Khiong Yong and Chia-Chin Chong

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2007:078907

    Content type: Research Article

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  45. A V-band receiver using a MHMIC multiport circuit is presented in this paper. The millimeterwave frequency conversion is performed using a passive circuit, the multiport, and related power detectors, avoiding ...

    Authors: Serioja O. Tatu and Emilia Moldovan

    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2007:034358

    Content type: Research Article

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