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  1. We use the Padé approximation (PA) technique to obtain closed-form approximate expressions for the moment-generating function (MGF) of the Weibull random variable. Unlike previously obtained closed-form exact ...

    Authors: Mahmoud H. Ismail and Mustafa M. Matalgah
    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2006:058501
  2. Generic ultra-wideband (UWB) spread-spectrum system performance is evaluated in centralized and distributed spatial topologies comprising square-shaped indoor cells. Statistical distributions for link distance...

    Authors: Pekka Pirinen
    Citation: EURASIP Journal on Wireless Communications and Networking 2006 2006:019460
  3. QoS provisioning is a complex and challenging issue in mobile ad hoc networks, especially when there are multiple QoS constraints. In this paper, we propose an adaptive QoS routing scheme supported by cross-la...

    Authors: Hongxia Sun and Herman D Hughes
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:953749
  4. Wireless sensor networks (WSNs) are deployed to an area of interest to sense phenomena, process sensed data, and take actions accordingly. Due to the limited WSN node resources, distributed processing is requi...

    Authors: Mauri Kuorilehto, Marko Hännikäinen and Timo D Hämäläinen
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:859712
  5. Wireless communication technology is spreading quickly in almost all the information technology areas as a consequence of a gradual enhancement in quality and security of the communication, together with a dec...

    Authors: Tullio Facchinetti, Giorgio Buttazzo and Luis Almeida
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:825018
  6. This paper presents and analyzes an integrated, cross-layer protocol for wireless ad hoc networking that utilizes position location (e.g., through an onboard GPS receiver) and jointly performs the operations o...

    Authors: Bin Zhao and Matthew C Valenti
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:734983
  7. Authors: Sergio Palazzo, Leandros Tassiulas and Lang Tong
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:724949
  8. Although generation of correlated Rayleigh fading envelopes has been intensively considered in the literature, all conventional methods have their own shortcomings, which seriously impede their applicability. ...

    Authors: Le Chung Tran, Tadeusz A Wysocki, Alfred Mertins and Jennifer Seberry
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:710469
  9. This paper proposes a method for constructing rate-compatible low-density parity-check (LDPC) codes. The construction considers the problem of optimizing a family of rate-compatible degree distributions as wel...

    Authors: Tao Tian and Christopher R Jones
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:692121
  10. Energy efficiency is imperative to enable the deployment of ad hoc networks. Conventional power management focuses independently on the physical or MAC layer and approaches differ depending on the abstraction ...

    Authors: Sofie Pollin, Bruno Bougard, Rahul Mangharam, Francky Catthoor, Ingrid Moerman, Ragunathan Rajkumar and Liesbet Van der Perre
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:617271
  11. The impact of antenna downtilt on the performance of cellular WCDMA network has been studied by using a radio network planning tool. An optimum downtilt angle has been evaluated for numerous practical macrocel...

    Authors: Jarno Niemelä, Tero Isotalo and Jukka Lempiäinen
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:610942
  12. Wireless ad hoc sensor networks differ from wireless ad hoc networks from the following perspectives: low energy, lightweight routing protocols, and adaptive communication patterns. This paper proposes an ener...

    Authors: Raminder P Mann, Kamesh R Namuduri and Ravi Pendse
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:501875
  13. We focus on the optimization of real-time multimedia transmission over 802.11-based ad hoc networks. In particular, we propose a simple and efficient cross-layer mechanism that considers both the channel condi...

    Authors: Mohammad Hossein Manshaei, Thierry Turletti and Thomas Guionnet
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:375340
  14. Reducing power consumption and increasing battery life of nodes in an ad hoc network requires an integrated power control and routing strategy. The power control is achieved by new route selection mechanisms f...

    Authors: K Murugan and S Shanmugavel
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:362583
  15. A new energy-efficient scheme for data transmission in a wireless sensor network (WSN) is proposed, having in mind a typical application including a sink, which periodically triggers the WSN, and nodes uniform...

    Authors: Chiara Buratti, Andrea Giorgetti and Roberto Verdone
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:356480
  16. In this paper, we describe a secure cluster-routing protocol based on a multilayer scheme in ad hoc networks. This work provides scalable, threshold authentication scheme in ad hoc networks. We present detaile...

    Authors: Keun-Ho Lee, Sang-Bum Han, Heyi-Sook Suh, Sang Keun Lee and Chong-Sun Hwang
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:289767
  17. We propose a decentralized algorithm for organizing an ad hoc sensor network into clusters. Each sensor uses a random waiting timer and local criteria to determine whether to form a new cluster or to join a cu...

    Authors: Chih-Yu Wen and William A Sethares
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:248089
  18. This paper presents two new route update strategies for performing proactive route discovery in mobile ad hoc networks (MANETs). The first strategy is referred to as minimum displacement update routing (MDUR)....

    Authors: Mehran Abolhasan, Tadeusz Wysocki and Justin Lipman
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:194739
  19. Most reactive routing protocols in MANETs employ a random delay between rebroadcasting route requests (RREQ) in order to avoid "broadcast storms." However this can lead to problems such as "next hop racing" an...

    Authors: Bosheng Zhou, Alan Marshall, Jieyi Wu, Tsung-Han Lee and Jiakang Liu
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:165378
  20. The probabilistic data association (PDA) decoder is investigated for use in coded multiple-input multiple-output (MIMO) systems and its strengths and weaknesses are determined. The conventional PDA decoder inc...

    Authors: Justus Ch Fricke, Magnus Sandell, Jan Mietzner and Peter A Hoeher
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:145035
  21. A multicarrier access and routing system has been proposed for use in wireless networks. Users within each cell access a radio port (RP). All RPs are connected to a radio exchange node (REN) which routes the c...

    Authors: Diakoumis Gerakoulis
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:920219
  22. Consider the problem of estimating an unknown parameter by a sensor network with a fusion center (FC). Sensor observations are corrupted by additive noises with an arbitrary spatial correlation. Due to bandwid...

    Authors: Alexey Krasnopeev, Jin-Jun Xiao and Zhi-Quan Luo
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:919686
  23. For a wireless sensor network (WSN) with a random number of sensors, we propose a decision fusion rule that uses the total number of detections reported by local sensors as a statistic for hypothesis testing. ...

    Authors: Ruixin Niu and Pramod K Varshney
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:815873
  24. We investigate two important aspects in sensor network design—the throughput and the energy efficiency. We consider the uplink reachback problem where the receiver is equipped with multiple antennas and linear...

    Authors: Wenjun Li and Huaiyu Dai
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:670575
  25. Security poses a major challenge in ad hoc networks today due to the lack of fixed or organizational infrastructure. This paper proposes a modification to the existing "fully distributed certificate authority"...

    Authors: Deepti Joshi, Kamesh Namuduri and Ravi Pendse
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:543957
  26. We consider medium access control (MAC) in multihop sensor networks, where only partial information about the shared medium is available to the transmitter. We model our setting as a queuing problem in which t...

    Authors: Răzvan Cristescu and Sergio D Servetto
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:487028
  27. We present closed-form expressions of the average link throughput for sensor networks with a slotted ALOHA MAC protocol in Rayleigh fading channels. We compare networks with three regular topologies in terms o...

    Authors: Xiaowen Liu and Martin Haenggi
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:397962
  28. A modified time-hopping (TH) ultra-wideband (UWB), called the random sign repetition TH-UWB, is considered to improve the performance of the minimum mean square error (MMSE) multiuser detector. We show that th...

    Authors: Jinho Choi
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:325629
  29. Authors: Biao Chen, Wendi B Heinzelman, Mingyan Liu and Andrew T Campbell
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:321260
  30. Most existing research considers homogeneous sensor networks, which suffer from performance bottleneck and poor scalability. In this paper, we adopt a heterogeneous sensor network model to overcome these probl...

    Authors: Xiaojiang Du and Fengjing Lin
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:269210
  31. We present an energy analysis technique applicable to medium access control (MAC) and multihop communications. Furthermore, the technique's application gives insight on using multihop forwarding instead of sin...

    Authors: Jussi Haapola, Zach Shelby, Carlos Pomalaza-Ráez and Petri Mähönen
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:219063
  32. In signal field reconstruction applications of sensor network, the locations where the measurements are retrieved from affect the reconstruction performance. In this paper, we consider the design of medium acc...

    Authors: Zhiyu Yang, Min Dong, Lang Tong and Brian M Sadler
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:213120
  33. Recent interest in resource allocation algorithms for multiservice CDMA networks has focused on algorithms optimising the aggregate uplink or downlink throughput, sum of all individual throughputs. For a given...

    Authors: Michel Terré, Emmanuelle Vivier and Bernard Fino
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:132194
  34. This paper proposes a broadband wireless transceiver which can be reconfigured to any type of cyclic-prefix (CP) -based communication systems, including orthogonal frequency-division multiplexing (OFDM), singl...

    Authors: Ying-Chang Liang, Sayed Naveen, Santosh K Pilakkat and Ashok K Marath
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:871962
  35. The increasing need for multimodal terminals that adjust their configuration on the fly in order to meet the required quality of service (QoS), under various channel/system scenarios, creates the need for flex...

    Authors: Ioannis Dagres, Andreas Zalonis, Nikos Dimitriou, Konstantinos Nikitopoulos and Andreas Polydoros
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:850819
  36. We propose a new technique for mobile tracking in wideband code-division multiple-access (WCDMA) systems employing multiple receive antennas. To achieve a high estimation accuracy, the algorithm utilizes the t...

    Authors: B Dong and Xiaodong Wang
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:536157
  37. Most reported multiuser detection techniques for CDMA systems need the channel estimation including the delay spread and the parameters of the multipath channel of the desired user. This paper proposes an inte...

    Authors: Gaonan Zhang, Guoan Bi and Qian Yu
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:523293
  38. Authors: Frederik Petré, Ahmet Kondoz, Stefan Kaiser and Ashish Pandharipande
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:513631
  39. We consider a single-carrier multiple-input single-output (MISO) wireless system where the transmitter is equipped with multiple antennas and the receiver has a single antenna. For this setting, we propose a s...

    Authors: Mari Kobayashi and Giuseppe Caire
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:493603
  40. We present a reconfigurable spiral antenna for use in adaptive MIMO systems. The antenna is capable of changing the sense of polarization of the radiated field. It is fabricated by using an RF-MEMS technology ...

    Authors: Bedri A Cetiner, JY Qian, GP Li and F De Flaviis
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:431410
  41. In view of the technical and commercial boundary conditions for software-defined radio (SDR), it is suggestive to reconsider the concept anew from an unconventional point of view. The organizational principles...

    Authors: Arnd-Ragnar Rhiemeier
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:382308
  42. Bandpass sampling, reconstruction, and antialiasing filtering in analog front ends potentially provide the best performance of software defined radios. However, conventional techniques used for these procedure...

    Authors: Yefim S Poberezhskiy and Gennady Y Poberezhskiy
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:381832
  43. The required flexibility of the software-defined radio front end may currently be met with better overall performance by employing tunable narrowband circuits rather than pursuing a truly wideband approach. A ...

    Authors: Bruce E Carey-Smith, Paul A Warr, Phill R Rogers, Mark A Beach and Geoffrey S Hilton
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:372196
  44. New air interfaces are currently being developed to meet the high requirements of the emerging wireless communication systems. In this context, the combinations of the multicarrier (MC) and spread-spectrum (SS...

    Authors: François Horlin, Frederik Petré, Eduardo Lopez-Estraviz, Frederik Naessens and Liesbet Van der Perre
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:256140
  45. This paper focuses on the realization and application of a generic protocol stack for reconfigurable wireless communication systems. This focus extends the field of software-defined radios which usually concen...

    Authors: Lars Berlemann, Ralf Pabst and Bernhard Walke
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:242961
  46. A new class of pseudonoise even balanced (PN-EB) binary spreading sequences is derived from existing classical odd-length families of maximum-length sequences, such as those proposed by Gold, by appending or i...

    Authors: JAL Inácio, JAB Gerald and MD Ortigueira
    Citation: EURASIP Journal on Wireless Communications and Networking 2005 2005:140426

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