C-Nav C-NaviGator III, Руководство пользователя

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C-NaviGator III User Manual
Revision 2 Page 17 of 121 9/27/2013
GNSS Quality Alert Indicators

Freq
– Mode of operation.

Mode
– Position solutions with or without
height.

Corr
– Indicates the current source of
correction data.

Diff Age
– Time in seconds since last valid
correction.

F-Test
– Pass or Fail of the F-Test

FOM
– Figure of Merit

# SVS
– Number of satellites used in position
solution.

SNR
– Signal to Noise Ratio

VDOP
– Vertical Dilution of Precision

PDOP
– Position Dilution of Precision

Net
– The Network of the CCS Satellite

HDOP
– Horizontal Dilution of Precision
QA/QC Status Indicator

Sys. Health
– Overall recent health of the
system on a scale of 1-5

F-Test - Recent F-Test health on a scale of
1-5

W-Test - Recent W-Test health on a scale of
1-5

RAIM - Recent RAIM health on a scale of 1-
5

Unit Var. - Recent Unit Variance health on a
scale of 1-5