GPS World, January 2012

INNOVATION System Design Test FURTHER READING Authors Conference Paper Signal Characteristics of Civil GPS Jammers by R H Mitch R C Dougherty M L Psiaki S P Powell B W OHanlon J A Bhatti and T E Humphreys in Proceedings of ION GNSS 2011 the 24th International Technical Meeting of The Satellite Division of the Institute of Navigation Portland Oregon September 19 23 2011 pp 1907 1919 Vulnerability of GPS Vulnerability Assessment of the Transportation Infrastructure Relying on the Global Positioning System Final Report John A Volpe National Transportation Systems Center Cambridge Massachusetts August 29 2001 Available on line http www navcen uscg gov pdf vulnerability_ assess_ 2001 pdf GPS Jamming Car Jammers Interference Analysis by R Bauernfeind T Kraus D Dötterböck B Eissfeller E Löhnert and E Wittmann in GPS World Vol 22 No 10 October 2011 pp 28 35 GPS Jamming No Jam Tomorrow in The Economist Technology Quarterly Special Section Vol 398 Issue 8724 March 12 2011 pp 20 21 Modern Communications Jamming Principles and Techniques 2nd ed by R A Poisel published by Artech House Boston Massachusetts 2011 Jamming GPS Susceptibility of Some Civil GPS Receivers by B Forssell and R B Olsen in GPS World Vol 14 No 1 January 2003 pp 54 58 A Growing Concern Radiofrequency Interference and GPS by F Butsch in GPS World Vol 13 No 10 October 2002 pp 40 50 Interference Effects and Mitigation Techniques by J J Spilker Jr and F D Natali Chapter 20 in Global Positioning System Theory and Applications Volume I published by the American Institute of Aeronautics and Astronautics Inc Washington D C 1996 pp 717 771 Government Regulations and Actions Against Jammers Twenty Online Retailers of Illegal Jamming Devices Targeted in Omnibus Enforcement Action a Federal Communications Commission press release issued October 5 2011 Available on line http transition fcc gov Daily_ Releases Daily_ Business 2011 db1005 DOC 310226A1 pdf FCC Enforcement Bureau Steps up Education and Enforcement a Federal Communications Commission press release issued February 9 2011 Available on line http transition fcc gov Daily_ Releases Daily_ Business 2011 db0209 DOC 304575A1 pdf Cell Jammers GPS Jammers and Other Jamming Devices Federal Communications Commission Enforcement Advisory No 2011 04 issued February 9 2011 for consumers Available on line http transition fcc gov Daily_ Releases Daily_ Business 2011 db0209 DA 11 250A1 pdf Cell Jammers GPS Jammers and Other Jamming Devices Federal Communications Commission Enforcement Advisory No 2011 03 issued February 9 2011 for retailers Available on line http transition fcc gov Daily_ Releases Daily_ Business 2011 db0209 DA 11 249A1 pdf Jamming Counter Measures Receiver Certification Making the GNSS Environment Hostile to Jammers and Spoofers by L Scott Presented to the National Space Based Positioning Navigation and Timing PNT Advisory Board 9th Meeting November 9 10 2011 Alexandria Virginia Available on line http www pnt gov advisory 2011 11 scott pdf The Civilian Battlefield Protecting GNSS Receivers from Interference and Jamming by M Jones in Inside GNSS Vol 6 No 2 March April 2011 pp 40 49 Interference Heads up Receiver Techniques for Detecting and Characterizing RFI by P W Ward in GPS World Vol 19 No 6 June 2008 pp 64 73 Jamming Protection of GPS Receivers Part I Receiver Enhancements by S Rounds in GPS World Vol 15 No 1 January 2004 pp 54 59 Jamming Protection of GPS Receivers Part II Antenna Enhancements by S Rounds in GPS World Vol 15 No 2 February 2004 pp 38 45 Antijamming and GPS for Critical Military Applications by A Abbott in Crosslink Vol 3 No 2 Summer 2003 pp 36 41 Available on line http www aero org publications crosslink summer2002 06 html Give Us This Day Continued from page 10 More Whammy DAVID LAST is a past president of the Royal Institute of Navigation a consultant and expert witness on radio navigation and communications systems to companies governmental and international organizations and criminal investigators SALLY BASKER former director of research and radionavigation at the General Lighthouse Authorities of the UK and Ireland has opened Traxis Ltd management business and technology advice with expertise in navigation service provision See www traxis co uk This article is adapted from a presentation at the EUROPEAN NAVIGATION CONFERENCE London November 2011 A longer version of the talk appears in the ROYAL INSTITUTE OF NAVIGATION NEWS www rin org uk GPS World January 2012 www gpsworld com 72