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Ashkenazi H K SLIDES
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GNSS:GNSS:Benefits, RisksBenefits, Risks and Misconceptionsand Misconceptions
Vidal AshkenaziVidal Ashkenazi
CEO, Nottingham Scientific LtdCEO, Nottingham Scientific Ltd
International Symposium on GNSS/GPS International Symposium on GNSS/GPS
Hong Kong, China Hong Kong, China 88--10 December 200510 December 2005
COMPASSCOMPASS
Great Inventions in Ancient China Great Inventions in Ancient China
Magnetic Compass Paper
Gunpowder Block Printing
GNSS:GNSS:Benefits, RisksBenefits, Risks and Misconceptionsand Misconceptions
Contents of PresentationContents of Presentation
Current and Developing GNSS SceneCurrent and Developing GNSS Scene
Mass Market Applications Mass Market Applications Raised Expectations Raised Expectations
Critical Applications and New GPS TechnologiesCritical Applications and New GPS Technologies
Technology Failures and Resulting MisconceptionsTechnology Failures and Resulting Misconceptions
Concluding RemarksConcluding Remarks
Current Status of GPSCurrent Status of GPS
29 Operational Satellites29 Operational SatellitesBLOCK II, IIA, IIR and IIRBLOCK II, IIA, IIR and IIR--MM
Modernisation began with Modernisation began with launch of first Block IIRlaunch of first Block IIR--M on 25 M on 25 September 2005September 2005
GPS ModernisationGPS Modernisation
BLOCK IIIAIncreased anti-jam powerIncreased securityIncreased accuracyAssured availabilityControlled integritySystem survivability4th civil signal (L1C)
BLOCK IIR-M / BLOCK IIF2nd civil signal (L2C)M-Code (L1M & L2M)3rd civil signal (L5)Anti-jamming
BLOCK IIA / BLOCK IIRStd Service
Single frequency (L1)C/A code navigation
Precise ServiceY-Code (L1Y & L2Y)Y-Code navigation
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Final Design for GPS IIIFinal Design for GPS III
v
GLONASS GLONASS MoModdernisationernisation
Life-time 3 years Life-time 7 years2nd civil signal
Life-time 10 years3rd civil signal
GLONASSGLONASS19821982 -- 20072007
GLONASSGLONASS--MM20032003 -- 20120155
GLONASSGLONASS--KK2002008 8 -- 20220255
GLONASSGLONASS--KMKM20152015 -- ....
GLONASS controlled by ROSCOSMOS (Interagency)
GPS GovernanceGPS Governance
National SpaceNational Space--Based Positioning, Based Positioning, Navigation, and Timing Executive Navigation, and Timing Executive CtteeCttee
Chaired by Deputy Secretaries Chaired by Deputy Secretaries of Defense and Transportationof Defense and Transportation
Membership includes: Membership includes: Officials from Departments of State, Officials from Departments of State,
Commerce, and Homeland Security, Commerce, and Homeland Security,
Joint Chiefs of Staff, and NASA. Joint Chiefs of Staff, and NASA.
Exec Office of President (observer status) Exec Office of President (observer status)
Galileo StatusGalileo Status
Development and Validation PhaseDevelopment and Validation PhaseDevelopment of Satellites andDevelopment of Satellites andGround ComponentGround Component
InIn--Orbit ValidationOrbit Validation
Deployment PhaseDeployment PhaseConstruction and Launch of Satellites Construction and Launch of Satellites
Completion of the Ground Segment Completion of the Ground Segment
Exploitation PhaseExploitation PhaseCommercial Exploitation of System Commercial Exploitation of System
Galileo ServicesGalileo Services
Open AccessOpen Access
CommercialCommercial
Safety of LifeSafety of Life
Search & RescueSearch & Rescue
Public RegulatedPublic Regulated
Galileo: Private Public PartnershipGalileo: Private Public Partnership
System Operator:Concessionaire
SupervisoryAuthority
EuropeanCommission
EuropeanSpace Agency
GALILEOJoint Undertaking
Third Countries
SelectionRespect of
Concession Terms
Public side Private side
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Space Based Augmentation SystemsSpace Based Augmentation Systems SBAS Around the WorldSBAS Around the World
SA/WAAS
WAASEGNOS
GAGAN
MSASChina
Geodetic GPSGeodetic GPS Satellite MaskingSatellite Masking
GPS + GLONASS + GalileoGPS + GLONASS + Galileo Road VehiclesRoad Vehicles
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Mobile PhonesMobile Phones
The operator points a GPS and Compass device at a building and the
position/direction is sent to a server
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The Server determines the object of interest and sends attribute data back to the
operator
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LBS using GPS + compassLBS using GPS + compass
LBS LBS -- Server ProcessServer Process
BUILDING = YES!!!
LOCATION = N50.4356, W1.3876
CLIENT DATA RECEIVED: LOCATION = N50.4356, W1.3876, BEARING=SSW156
SS
W156
ROAD = NO
MANMADE SURFACE = NO
MULTIPLE SURFACE(GARDEN) = NO
Location Based SecurityLocation Based Security
Access Allowed
Access Denied
Location Aware MarketingLocation Aware Marketing
Times Square, Hong Kong
Road User Charging (RUC)Road User Charging (RUC)
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Same Tax and Insurance ?Same Tax and Insurance ?High Sensitivity GPS (HSHigh Sensitivity GPS (HS--GPS)GPS)
High Sensitivity GPS (HSHigh Sensitivity GPS (HS--GPS)GPS)
+4 kHz
Dopplershift
Range
Cold Start
-4 kHz
0 km 300 km
50 Hz
500 HzWarm Start
A-GPS
Tracking Goods and MerchandiseTracking Goods and Merchandise
Assisted GPSAssisted GPSOther TechnologiesOther Technologies
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Bad Press IBad Press I
Daily Mirror Daily Mirror
10 August 200510 August 2005
££3 MILLION PAEDOPHILE SPY FARCE3 MILLION PAEDOPHILE SPY FARCESex offender tracker system doesn't work near tall buildings, Sex offender tracker system doesn't work near tall buildings, trees or when it's trees or when it's cloudycloudy. A SPY. A SPY--inin--thethe--sky system to track sex sky system to track sex offenders is a disastrous failure, leaked documents reveal offenders is a disastrous failure, leaked documents reveal today.today.
Bad Press IIBad Press II
The Daily Telegraph The Daily Telegraph 11 August 200511 August 2005
Satellite Tracking of Sex Offenders is Blocked by CloudsSatellite Tracking of Sex Offenders is Blocked by CloudsLabour Party's muchLabour Party's much--vaunted "prison without bars" system of vaunted "prison without bars" system of electronic tags for sex offenders has suffered severe technical electronic tags for sex offenders has suffered severe technical problems, it emerged yesterdayproblems, it emerged yesterday ..
"We have not sought to publicise the pilot scheme. . . due to th"We have not sought to publicise the pilot scheme. . . due to the e risks of negative media coverage of the poor results."risks of negative media coverage of the poor results."
EDM TechnologyEDM Technology GartnerGartner s Hype Cycle Curves Hype Cycle Curve
Economic Nirvana or Utopia ?Economic Nirvana or Utopia ?
Thank youThank you