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12 research outcomes, page 1 of 2
  • publication . Article . 2008
    Open Access English
    Authors:
    Marco Martorella; A. Cacciamano; Elisa Giusti; Fabrizio Berizzi; B. Haywood; B. Bates;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Inverse synthetic aperture radar (ISAR) images are often used for classifying and recognising targets. To reduce the amount of data processed by the classifier, scattering centres are extracted from the ISAR image and used for classifying and recognising targets...

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  • publication . Article . 2011
    Open Access English
    Authors:
    Raymond Francis; Ronald Vincent; Jean-Marc Noël; Pascal Tremblay; Daniel Desjardins; Alex Cushley; Matthew Wallace;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Automatic dependent surveillance-broadcast (ADS-B) is a system in which aircraft continually transmit their identity and GPS-derived navigational information. ADS-B networks for air traffic monitoring have already been implemented in areas around the world, but ...

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  • publication . Article . 2008
    Open Access English
    Authors:
    Andrew Simsky; David Mertens; Jean-Marie Sleewaegen; Martin Hollreiser; Massimo Crisci;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Analysis of GIOVE-A signals is an important part of the in-orbit validation phase of the Galileo program. GIOVE-A transmits the ranging signals using all the code modulations currently foreseen for the future Galileo and provides a foretaste of their performance...

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  • publication . Article . 2016
    Open Access English
    Authors:
    Adam Gauci; Aldo Drago; John Abela;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    High frequency (HF) radar installations are becoming essential components of operational real-time marine monitoring systems. The underlying technology is being further enhanced to fully exploit the potential of mapping sea surface currents and wave fields over wide are...

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  • publication . Article . 2008
    Open Access English
    Authors:
    Francesca Giordano; Alberto Marini;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Land degradation and desertification processes represent a serious problem in many areas of Sardinia (Italy), as in the Nurra region where urbanization, overgrazing, and fires have induced environmental degradation and rapid land-use change. In this study, using...

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  • publication . Article . 2008
    Open Access English
    Authors:
    P. L. Herselman; C. J. Baker; H. J. de Wind;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>The coherent temporal characteristics of medium-to-low grazing angle sea clutter and small boat reflectivity are considered for different radar waveforms under a range of environmental conditions and geometrical configurations. Accurate empirical modelling of se...

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  • publication . Article . 2008
    Open Access English
    Authors:
    Bryan W. Welch;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Apollo missions utilized Earth-based assets for navigation, since the landings took place at lunar locations in constant view from the Earth. The new exploration campaign to the lunar South Pole region will have limited Earth visibility, but the extent to which ...

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  • publication . Article . 2013
    Open Access English
    Authors:
    Mark G. Petovello; Kyle O'Keefe; Phil Wei; Chaminda Basnayake;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation
    Project: NSERC

    <jats:p>Vehicle-to-vehicle relative navigation of a network of vehicles travelling in an urban canyon is assessed using least-squares and Kalman filtering covariance simulation techniques. Between-vehicle differential GPS is compared with differential GPS augmented with...

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  • publication . Review . Article . 2008
    Open Access English
    Authors:
    Alessandra Budillon; Vito Pascazio; Gilda Schirinzi;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>Along-track interferometric synthetic aperture radar (AT-InSAR) systems are used to estimate the radial velocity of targets moving on the ground, starting from the interferometric phases, obtained by the combinations of two complex SAR images acquired by two ant...

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  • publication . Article . 2008
    Open Access English
    Authors:
    Toshiaki Iwata; Michito Imae; Tomonari Suzuyama; Yuji Hashibe; Satoshi Fukushima; Akira Iwasaki; Kenji Kokubu; Fabrizio Tappero; Andrew G. Dempster;
    Persistent Identifiers
    Publisher: Hindawi Publishing Corporation

    <jats:p>A new error adjustment method for remote synchronization of the onboard crystal oscillator for the quasi-zenith satellite system (QZSS) using three different frequency positioning signals (L1/L2/L5) is proposed. The error adjustment method that uses L1/L2 positi...

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12 research outcomes, page 1 of 2