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Difference between DGNSS and RTK?
Posted by alvaroarancibiap on June 20, 2018 at 1:44 amHi, im wondering whats the difference between DGNSS an RTK techniques?. Thanks in advance ?
lee-d replied 6 years, 3 months ago 4 Members · 3 Replies -
3 Replies
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I would say that RTK is a subset of DGNSS. As MightyMoe said, typically standard differential GNSS (WAAS, etc) is about 1 m accuracy. RTK is just a more rigorous and accurate form of DGNSS.
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RTK is a form of differential GNSS, but typically when the term DGNSS is used that implies a differential code solution, whereas RTK is typically a fixed integer carrier phase solution. It’s possible, with a good receiver and antenna, to get DGNSS down to about 30cm horizontal and meter level vertical.
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