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Wireless Location Technologies and Applications

  1. Content type: Research Article

    The performance of networks for indoor localization based on RF power measurements from active or passive devices is evaluated in terms of the accuracy, complexity, and costs. In the active device case, the te...

    Authors: Damiano De Luca, Franco Mazzenga, Cristiano Monti and Marco Vari

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:074796

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  2. Content type: Research Article

    This paper presents results of research on network-based positioning for UMTS (universal mobile telecommunication system). Two new applicable network-based cellular location methods are proposed and assessed b...

    Authors: Jakub Borkowski and ukka Lempiäinen

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:012930

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  3. Content type: Research Article

    This paper investigates time of arrival (ToA) estimation methods for ultra-wide bandwidth (UWB) propagation signals. Different algorithms are implemented in order to detect the direct path in a dense multipath...

    Authors: Chiara Falsi, Davide Dardari, Lorenzo Mucchi and Moe Z Win

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:032082

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  4. Content type: Research Article

    We investigate the problem of tracking a maneuvering target using a wireless sensor network. We assume that the sensors are binary (they transmit '1' for target detection and '0' for target absence) and capabl...

    Authors: Joaquín Míguez and Antonio Artés-Rodríguez

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:083042

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  5. Content type: Research Article

    The localization problem is fundamentally important for sensor networks. This paper, based on "Estimation bounds for localization" by the authors (2004 © IEEE), studies the Cramér-Rao lower bound (CRB) for two...

    Authors: Cheng Chang and Anant Sahai

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:094287

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  6. Content type: Research Article

    The estimation with high accuracy of the line-of-sight delay is a prerequisite for all global navigation satellite systems. The delay locked loops and their enhanced variants are the structures of choice for t...

    Authors: Elena Simona Lohan, Abdelmonaem Lakhzouri and Markku Renfors

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:050971

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  7. Content type: Research Article

    Wireless systems already provide time delay and signal strength measurements and the future may see antenna arrays that provide directional information. All these may be used for positioning. Although the stat...

    Authors: Harri Saarnisaari and Timo Bräysy

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:081787

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  8. Content type: Research Article

    A new position location technique using the transmitter identification (TxID) RF watermark in the digital TV (DTV) signals is proposed in this paper. Conventional global positioning system (GPS) usually does n...

    Authors: Xianbin Wang, Yiyan Wu and Jean-Yves Chouinard

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:042737

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  9. Content type: Research Article

    A novel scheme is described for determining the position of an unknown mobile terminal without any prior information of transmitted signals, keeping in mind, for example, radiowave surveillance. The proposed p...

    Authors: Shohei Kikuchi, Akira Sano and Hiroyuki Tsuji

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:038989

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  10. Content type: Research Article

    This paper presents an aided dead-reckoning navigation structure and signal processing algorithms for self localization of an autonomous mobile device by fusing pedestrian dead reckoning and WiFi signal streng...

    Authors: Frédéric Evennou and François Marx

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:086706

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  11. Content type: Research Article

    The problem of locating a mobile terminal has received significant attention in the field of wireless communications. Time-of-arrival (TOA), received signal strength (RSS), time-difference-of-arrival (TDOA), a...

    Authors: KW Cheung, HC So, W-K Ma and YT Chan

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:020858

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  12. Content type: Research Article

    Enabling the pervasive paradigm requires the incorporation of location information. Retrieving location data has been a field of ongoing research for both the outdoor and indoor wireless systems. The results i...

    Authors: Giannis F. Marias, Giorgos Papazafeiropoulos, Nikos Priggouris, Stathes Hadjiefthymiades and Lazaros Merakos

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:081714

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  13. Content type: Research Article

    Indoor localization systems are undoubtedly of interest in many application fields. Like outdoor systems, they suffer from non-line-of-sight (NLOS) errors which hinder their robustness and accuracy. Though man...

    Authors: R. Casas, A. Marco, J. J. Guerrero and J. Falcó

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:043429

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  14. Content type: Research Article

    Reliable positioning of cellular users in a mobile environment requires accurate resolving of overlapping multipath components. However, this task is difficult due to fast channel fading conditions and data il...

    Authors: Nabil R Yousef, Ali H Sayed and Nima Khajehnouri

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:025431

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  15. Content type: Research Article

    Location estimation is a recent interesting research area that 0exploits the possibilities of modern communication technology. In this paper, we present a new location system for wireless networks that is espe...

    Authors: Galo Nuño-Barrau and José M. Páez-Borrallo

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:068154

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  16. Content type: Research Article

    A simple technique to estimate the position of a given mobile source inside a building is based on the received signal strength. For this methodology to have a reasonable accuracy, radio visibility of the mobi...

    Authors: Kamran Sayrafian-Pour and Dominik Kaspar

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:051673

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  17. Content type: Research Article

    We consider the problem of autonomously locating a number of asynchronous sensor nodes in a wireless network. A strong focus lies on reducing the processing resources needed to solve the relative positioning p...

    Authors: Mats Rydström, Andreu Urruela, Erik G. Ström and Arne Svensson

    Citation: EURASIP Journal on Advances in Signal Processing 2006 2006:093043

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