JRC JHS-770S Instruction Manual page 140

Specifications
(1.3) Indication about the positioning system and the quality type
1) Indication GGA sentence
QI
0 Fix not available or invalid
1 SPS (Standard Positioning Service) mode
2 Differential mode
3 PPS (Precise Positioning Service) mode
4 RTK (Real Time Kinematic) mode
5 FRTK (Float Real Time Kinematic) mode
6 Estimated (dead reckoning) mode
7 Manual input mode
8 Simulator mode
Note When receiving the GGA sentence, the quality type is checked using the Quality Indicator (QI) as mentioned in
the table above.
- If the quality is valid, the operating state is indicated with the position and time information.
-
If the quality is invalid, the next GNS sentence is referred.
9-14
Description
Operating state
Device
Positioning
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
GPS GPS
GLONASS GL
Galileo GA
Other OTH
Quality
Valid Invalid
Quality
INVALID ●
INVALID
●
INVALID
●
INVALID
●
STD
●
STD ●
STD ●
STD ●
DGPS
●
DGL ●
DGA ●
DOTH ●
PREC
●
PREC ●
PREC ●
PREC ●
RTK ●
RTK
●
RTK
●
RTK
●
FRTK ●
FRTK
●
FRTK
●
FRTK
●
EST ●
EST
●
EST
●
EST
●
MAN ●
MAN
●
MAN
●
MAN
●
SIM ●
SIM
●
SIM
●
SIM
●