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 GNSS |
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SBASs: Striving towards seamless satellite navigation
Carmen Aguilera, Deane Bunce, Didier Flament, Frédéric Lecat, Gi Wook Nam, Jean-Marc Pieplu, Takeyasu Sakai and V Somasundaram
At the International Civil Aviation Organization (ICAO) 4th Ionospheric Study Task Force (ISTF/4) and 26th Interoperability Working group held at New Delhi from 5-7 February 2014, Coordinates interacted with experts on issues and challenges pertaining to different Space Based Augmentation Systems (SBASs).... [more] |
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NAVIGATION |
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Retrospective Gap Filling – the Easy-OBU Way
Florian Kressler, Hannes Stratil, Jörg Pfister, Roman Srp and Zuzana Belinová
This paper presents the basic concept of a system for retrospective gap filling. This system is based on an on-board unit fitted out with low costs sensors. In the event of loss of satellites data from these sensors are stored in the on-board unit and, once satellite visibility is available again, transferred to a back offi ce were these data are used to calculate the route using non-causal filtering operations.... [more] |
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NSDI |
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Geospatial data sharing in Pakistan: Possibilities and problems
Asmat Ali and Munir Ahmad
In Pakistan, immense geospatial data is available with various public and private sector organizations. Although, the Government of Pakistan is funding public sector organizations to develop geospatial data, but at the same time, its role lacks in reducing redundancies in geospatial investments... [more]
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URBAN PLANNING |
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