000 00962cam a2200193 4500
001 ABS65389
008 020508n2002 000 0 eng u
035 _a(Sirsi) u117859
100 _aDe Jong, K
245 _aGPS limitations and vunerabilities
260 _c2002
490 _aGeo Informatics
_vApril/May 2002,22-23(2)
520 _aAssessment of the limitations and vulnerabilities of Global Positioning Systems despite developing widespread use by military and civilian communities. Points out that unintentional disruptions include ionosphere, radio frequency international disruptions include direct attacks. Concludes limitations affect accuracy, reliability, integrity and availability of systems. Study by US Department of Transportation on vulnerabilities of GPS released in September 2001 available www.naven.uscg.gov/
590 _aABS
650 _aGLOBAL POSITIONING SYSTEMS
650 _aGPS
690 _aGEOMATICS-GPS
942 _n0
999 _c70184
_d70184