GPS World, January 2013

expert advice enabled on a tablet or smart phone should be able to access the restricted information if the user is in the right location However a user authorized or not outside of the restricted area would find that area of the map blank if he tries to access it externally a kind of location need to know control Scott anticipates the use of temporary keys for weapons usage such keys would require that the user be in a location authorized for such use He provides block diagram descriptions of systems that would be feasible to achieve these location proofs for high value and dangerous operations These block diagram level descriptions are accompanied by quantitative assessments of the difficulties and benefits of such system modifications It was a compelling tour de force on the subject We do not have time or space to cover it well but the material has gradually been built up from earlier available publications by Scott at ION conferences and in GNSS journals and magazines Both the need for such systems and the means by which they may be practically achieved are well worth studying by those responsible for policy and programmatic decisions and by technologists seeking new product ideas and applications And More A few interesting presentations do not fit into the above categories Stan Honey founder of the company Sportvision the creator of the firstdown yellow line overlay in televised American football and many other broadcast enhancements for sporting events and considered sailings master navigator gave a wonderful dinner talk about the PNT technology being utilized in the Americas Cup TV graphics umpiring and race management Honey reflected upon how competitive sailing unlike other professional sports has fully adopted the use of advanced PNT technology in how the sport is umpired and managed Jason Wither of Microsoft presented a paper on spatialized data for mixed reality which was very informative in how various types and layers of data are combined to create mixed reality systems Ron Fugelseth of Oxygen productions showed his very entertaining video entitled A Toy Train in Space The video was posted on YouTube a few months ago and immediately went viral It is a fine example of the use of GPS technology James D Litton heads the Litton Consulting Group and previously played key executive roles at NavCom Technology and Magnavox THE INSTITUTE OF NAVIGATION 2013 International Technical Meeting Catamaran Resort Hotel San Diego California January 28 30 2013 Plenary Session Exploring the Frontiers of Navigation Unique Exciting New Uses of Navigation Technologies Partial list of session topics Space Applications and Remote Sensing Space and Atmospheric Weather Terrestrial Applications QZSS Urban and Indoor Applications www ion org itm Alternative Sensors and Emerging Navigation Technologies Augmentation Systems SBAS GBAS etc Autonomous Navigation Aviation Applications Emerging GNSS and Modernization GNSS Processing and Integration Interference and Spectrum Management Marine Applications MEMS Atomic Clock and Micro PNT Receivers and Antenna Technology www gpsworld com January 2013 GPS World 17