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© David Last 38th ILA Convention and Technical Symposium October 13-15, 2009 Portland, Maine USA Crime, GNSS Jamming & Enhanced Loran Professor David Last Consultant Engineer & Expert Witness
© David Last TomTom Car Navigator GPS receiver + Computer Picture: www.tomtom.com
© David Last Plot of addresses extracted from TomTom car navigator
© David Last Multiple timed and dated tracks
© David Last Vehicle tracking system
© David Last Vehicle tracking system Checks to establish quality of evidence
© David Last How accurate is it, then? Scatter plot: http://www.gral-gju.org/examples.php 95% of GPS position measurements will lie within 5 metres of the true position provided … GPS receiver operating OK Installation OK Has acquired satellites Aerial can see sky No blockages No reflections No interference
© David Last GPS Jammer
© David Last Picture: http://www.globalgadgetuk.com/yo50G.htm
© David Last Picture: Professor Durk van Willigen GPS satellite radiates 100W From 20,000km range Illuminates 38% of Earth eg Europe + Africa + Atlantic
© David Last GPS Jammer - Spectrum
© David Last GPS & Mobile Phone Jammer
© David Last GSM 900MHz DCS 1800MHz 3G 2150MHz GPS 1575MHz
© David Last 2 Watt GPS & Mobile Phone Jammer Pictures: http://www.gpsjammers.net/gmw08.html, http://www.gla-rrnav.org/pdfs/GPS_Jamming_and_the_impact_on_maritime_navigation.pdf
© David Last GPS Jammer – GPS band Picture: http://galileo.khem.gov.hu/documents/angol/technikai_dokumentumok/status_of_galileo_frequency_and_signal_design.pdf
© David Last GPS Jammer – GPS & Galileo bands Picture: http://galileo.khem.gov.hu/documents/angol/technikai_dokumentumok/status_of_galileo_frequency_and_signal_design.pdf
© David Last GPS Jammer – GPS, Galileo & GLONASS bands
© David Last GPS jammer for both L1 and L2 L1 L2
© David Last Options to mitigate jamming and spoofing Picture: http://www.tayx.co.uk Datatrak Tracker Dead-reckoning Enhanced Loran
© David Last Pictures: Mitchell Narins, Federal Aviation Administration; Reelektronika bv Enhanced Loran (eLoran) On earth, high-powered Different from GPS! Digital 10m accuracy, precise time
© David Last So … where are we headed? GPS evidence vital in vehicle crime Forensic use of GPS growing rapidly GNSS-based systems now under attack Enhanced Loran is The Answer!
© David Last Position, Navigation & Time - 4 th Annual Symposium Stanford University 9 November 2010 Crime, Punishment and the Global Positioning System.
© David Last 14 January 2009 Royal Ulster Yacht Club Satellite Navigation – Truths & Myths? Professor David Last Picture: earthobservatory.nasa. gov//ewsroom/BlueMarble/
© David Last Digital Forensics Conference Forensics Expo Europe April 2014 Maximising the Potential of GPS Evidence Professor David Last Picture:
© David Last November 2014 La Coruña, Spain Satellite Navigation – Where’s it Taking Us Now? Professor David Last Picture: earthobservatory.nasa.
© David Last Loodswezen Congress of Dutch Pilots 1 September 2008 Satellite Navigation Systems – The Present Imperfect Professor David Last Picture: earthobservatory.nasa.
Examining the Risk Posed by GPS Jamming & Spoofing Professor David Last Strategic Advisor General Lighthouse Authorities of United Kingdom and Ireland.
© David Last AVCIS-IATTI Annual Conference Loughborough University 24 September 2014 GPS Tracking Evidence - Handle with Care! Professor David Last Picture:
GPS Denial – Causes and Solutions Neil Gerein. NovAtel Inc. Proprietary Moving, or gathering data, you need to know where you are 2.
© David Last The Need for R esilient PNT at Sea Professor David Last Strategic Advisor, General Lighthouse Authorities of the United Kingdom and Ireland.
© David Last October 14-15, 2010 Washington, DC The Effect of Jammers on GPS in a Maritime Environment Professor David Last Consultant to the General Lighthouse.
ELoran Maritime Service Provision: Initial Thoughts By Dr Sally Basker, Professor David Last, Dr Paul Williams Date: International Loran Association, Orlando,
International Civil Aviation Organization
ATN/GNSS Seminar Varadero, Cuba 6 to 9 May 2002 GNSS spectrum and signal vulnerability issues Presentation 5.2 by V. Iatsouk, GNSS Panel Secretary ANB/ICAO.
Interference Monitoring in the Central European GPS Geodynamic Reference Network István Fejes FÖMI Satellite geodetic Observatory Penc, Hungary ESF Workshop.
© David Last Luftfartskonferensen Bodo, Norway 4 February 2016 Achieving Security of Positioning & Timing for Transportation Professor David Last Past-President,
James T. Doherty Institute for Defense Analyses 16 October 2007
© David Last Criminals on the Move Slaugham Manor, Sussex 16 April 2015 GPS Tracking Evidence - Handle with Care! Professor David Last Picture: earthobservatory.nasa.
Vulnerability Assessment of the Infrastructure that Relies on the Global Positioning System (GPS) 13 th ITS World Congress and Exhibition 9 October 2006.
Radio Frequency Interference
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