DGPS
Proper noun
Meaning
DGPS
(cartography) Initialism of Differential Global Positioning System, an enhancement to Global Positioning System that uses a network of fixed ground based reference stations to broadcast the difference between the positions indicated by the satellite systems and the known fixed positions.
Examples
Already the state has top heavy police set-up, with 8 DGPs, 2 Special DGPs and 20 ADGPs, 28 IGs and DIGs…difficult to count…,” said Bir Devinder.
Meanwhile, the cabinet secretary had a detailed video conferencing with chief secretaries and DGPs of states and Union Territories (UTs) to review the preparedness for COVID-19 response.
The DGPS came on line in 1999 to supplement satellite-based GPS.
By eliminating this error source, CPGPS coupled with DGPS normally realizes between convert of absolute accuracy.
The standard accuracy of about convert can be augmented to convert with DGPS, and to about convert with WAAS.