u-blox ANTARIS 4 - System Consideration; Introduction

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2 System Consideration
2.1 Introduction
AllANTARIS
®
4products runon thesameGPSengine.Thedifferenttypesofreceiversdiffer mainlyin flexibility
anduserspecificfeatures.
erconsumptionapplications,FixNOW™canbe
enabled(fordetailsrefertoSection 4.2.7).
uputilisetheaidingfunction.
ology
• StandardGPSreceiversofferhighestreliability.
ationswithmaximumcoveragerequirements.
quire100%coveragecombinedwithhigh
accuracy. The EKF (Enhanced Kalman Filter) technology is the  best way to
combine GPS positioning with
R
s arehighly configurable (e.g. NavigationSettings, SBASsupport, Antenna Supervision,
NMEAprotocol,Baudrateetc.).
• Programmable receivers allow firmware upgrade and storage of customer configuration to non-volatile
memory(FLASH).
• Lowcostreceivershaveonlyaselectednumberofstart-upconfigurations.Moreconfigurationscanbemade
throughtheserialport
andstoredintoBatteryBackupRAM.
• ANTARIS
®
4supportsstandardserialcommunicationbasedonUARTtechnology.LEAandNEOmodulesalso
offeranintegratedUSBport.
Power consumption
• ANTARIS
®
4runsonanoptimizedContinuousPowerMode.
• Forapplicationswithdefinedofftimesandforverylowpow
Antenna
• ANTARIS
®
4receiverssupportactiveandpassiveantennasofdifferenttechnologiesandshapes.
• The antenna short circuit detection is a standard feature of ANTARIS
®
4. Antenna open circuit detection is
optional.
Acquisition
• WheneverHot-orWarmstartfunctionsareneeded,abackupbatteryisrequired.
• Differentsensitivitysettingsallowanacquisitionperformanceoptimizedtouserrequirements.
• Forveryfaststart-
Navigation Performance/ GPS Techn
• SuperSense
®
GPSreceiversareaimedatapplic
• Timingreceiversallowveryaccuratetimingoutputevenifonlyonesatelliteisavailable.
• Deadreckoningreceiverstargetautomotiveapplications,whichre
GY Oandspeedinformationtogetreliablepositioningeveninobstructedareasandtunnels.
Configuration
• ANTARIS
®
4 receiver
GPSModules-SystemIntegrationManual(SIM)(incl.ReferenceDesign) SystemConsideration
GPS.G4-MS4-05007-A1
  Page 35