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u-blox ANTARIS 4 User Manual

u-blox ANTARIS 4
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4.6.12 RAIM (Receiver Autonomous Integrity Monitoring)
isreceivingfromthe
s attheinformationusedinthenavigation solutionis valid.FourSVs arerequiredfora3D
n tion.Thepre badSVcould tected
iffiveSVswereavailable.AbadSVcouldbe
iden from onifsixormore SVs De ctionandExclusion(FDE)).
T
Technolog s RAIM and has the bility to enable/disable this feature using software
commands.
RAIMcanonlyworkwithsufficientSVvisibilityandacceptableDOPgeometry.RAIMisactivatedbydefaultand
e.
ThestatusoftheRAIMsystemisreportedin
theNMEAGPGBS(GNSSSatelliteFaultDetection)message.
RAIMisaprocesswheretheGPSunititselfusesvarioustechniquestomonitorthesignalsit
atellites,ensuringth
avigationsolu senceofone
ti
be
de
tifiedandeliminated thesolu areavailable(Fault te
he ANTARIS
®
4 y support a
itisrecommendedtoenableitallthetim
GPSModules-SystemIntegrationManual(SIM)(incl.ReferenceDesign) ReceiverDescription
GPS.G4-MS4-05007-A1
Page 108

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u-blox ANTARIS 4 Specifications

General IconGeneral
Receiver TypeGPS
FrequencyL1, 1575.42 MHz
Channels12
Update Rate1 Hz
Reacquisition1 s
Operating Temperature-40°C to +85°C
Supply Voltage3.0V to 3.6V
InterfaceUART, SPI
Position Accuracy2.5 m CEP

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