System Description

SystemDescriptionandInstallationManualforRangeFinder ICD1000001
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GPSHeight(WGS84)
ByteOffset ByteName FieldDescription
46 HT0 GPSHeight(WGS84)
AllzerosAltitudenotavailableElse
FloatingpointHeight(meters)AboveWGS84ellipsoid
47 HT1
48 HT2
49 HT3
HorizontalProtectionLimit(HPL)
ByteOffset ByteName FieldDescription
50 HP0 HorizontalProtectionLimit(HPL)
AllzerosHPLnotavailableElse
Floatingpointradius(meters)ofacirclecenteredonthetruepositionthatcontai ns
thecomputedpositionwithaprobability of10
7
/hour.
51 HP1
52 HP2
53 HP3
HorizontalFigureofMerit(HFOM)
ByteOffset ByteName FieldDescription
54 HM0
HorizontalFigureofMerit(HFOM)
AllzerosHFOMnotavailableElse
Floating point radius (meters) of a circle in the horizontal plane and centered at the true
positionthatcontainsthecomputedpositionwithanaccuracyof95%
55 HM1
56 HM2
57 HM3
VerticalFigureofMerit(VFOM)
ByteOffset ByteName FieldDescription
58 VM0
VerticalFigureofMerit(VFOM)
AllzerosVFOMnotavailableElse
Floatingpointdistance(meters)thatthecomputedaltitudecanbeaboveorbelowthetrue
positionwithanaccuracyof95%.
59 VM1
60 VM2
61 VM3
NavigationAccuracyforVelocity(NAC
v
)
ByteOffset ByteName FieldDescription
62 NAV0 MSN
Bits74
0x0
0x1
0x2
0x3
0x4
0x50xF
NAC
V
(MostSignificantNibble)
The field is used to declare the accuracy of ownvehicle velocity. The value is
basedonGPSfigureofmeritforhorizontalvelocity.
Unknownor≥10m/s
<10m/s
<3m/s
<1m/s
<0.3m/s
Reserved
LSN
Bits30
LeastSignificantNibble
Reserved
