Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:navigation
|
| gptkbp:accuracy |
1 to 3 meters
|
| gptkbp:activeYearsStart |
1990s
|
| gptkbp:alternativeTo |
gptkb:Satellite-Based_Augmentation_System
|
| gptkbp:corrects |
GPS signal errors
|
| gptkbp:developedBy |
gptkb:United_States_Department_of_Transportation
|
| gptkbp:fullName |
gptkb:Differential_Global_Positioning_System
|
| gptkbp:purpose |
improves accuracy of GPS
|
| gptkbp:relatedTo |
gptkb:GPS
gptkb:GNSS |
| gptkbp:requires |
reference station
rover receiver |
| gptkbp:status |
being phased out in some regions
|
| gptkbp:transmittedBy |
correction signals
|
| gptkbp:type |
gptkb:radio_station
|
| gptkbp:usedIn |
agriculture
aviation marine navigation land surveying |
| gptkbp:uses |
ground-based reference stations
|
| gptkbp:bfsParent |
gptkb:Differential_GPS
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
DGPS
|