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1 GPS Applications. Sat07_91.ppt, 2007-10-23. Static.

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Presentation on theme: "1 GPS Applications. Sat07_91.ppt, 2007-10-23. Static."— Presentation transcript:

1 1 GPS Applications. Sat07_91.ppt, 2007-10-23. Static

2 2 GPS Applications. Sat07_91.ppt, 2007-10-23. Kinematic

3 3 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. 1.Precise positioning 2.Positioning Services 3.GPS aid in improving satellite orbits 4.Earth orientation and rotation 5.Plate movements 6.Datum-shifts 7.Heights for ground gravity 8.Heights for levelling – Height anomaly determination 9.Clock-corrections and time-transfer 10.Instrument calibration (e.g. radar-altimeter, SAR) 11.Ionospheric and tropospheric mapping

4 4 GPS Applications, Kinematic. Sat07_91.ppt, 2007-10-23. Slow movements Ice Caps, Glaciers Post-glacial rebound Tide-gauges – ocean loading Land-slides Earth-quakes Engineering constructions (dams, buildings, railroad-tracks) Volcanoes

5 5 GPS Applications, Kinematic. Sat07_91.ppt, 2007-10-23. Moving objects Photogrammetry (mapping) Laser mapping LIDAR Radar Waveheights on the ocean Airborne and satellite gravity Multipath ocean surface mapping

6 6 GPS Applications, Kinematic. Sat07_91.ppt, 2007-10-23. Real-time Kinematic positioning Navigation Guidance and control

7 7 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. Positioning

8 8 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. Positioning services: Public: http://igscb.jpl.nasa.gov Commercial: http://www.trimblecenter.dk/ http://gpsnet.dk/

9 9 GPS Applications, Kinematic. Sat07_92.ppt, 2007-10-23.

10 10 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. Plate-movements

11 11 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. One man’s noise is another man’s signal

12 12 GPS Applications, Static. Sat07_91.ppt, 2007-10-23. One man’s noise is another man’s signal

13 13 Troposphere. Sat07_91.ppt, 2007-10-23.

14 14 Troposphere. Sat07_91.ppt, 2007-10-23.

15 15 Troposphere. Sat07_91.ppt, 2007-10-23.

16 16 Troposphere. Sat07_91.ppt, 2007-10-23.

17 17 GPS Applications, Static. Sat07_91.ppt, 2007-10-23.

18 18 Troposphere from LEO. Sat07_91.ppt, 2007-10-23.

19 19 Troposphere. Sat07_91.ppt, 2007-10-23.

20 20 Troposphere. Sat07_91.ppt, 2007-10-23.

21 21 Troposphere. Sat07_91.ppt, 2007-10-23.

22 22 Troposphere. Sat07_91.ppt, 2007-10-23. http://www.gfz-potsdam.de/pb1/pg1/gasp1/index_GASP1.html http://www.epncb.oma.be/

23 23 GPS Applications, Static. Sat07_91.ppt, 2007-10-23.

24 24 Troposphere from Ground. Sat07_91.ppt, 2007-10-23. http://www.epncb.oma.be/_organisation/project s/trop_sp/index.php

25 25 Troposphere from ground. Sat07_91.ppt, 2007-10-23. http://www.epncb.oma.be/_organisation/projects/t rop_sp/index.php#vector

26 26 Ionosphere. Sat07_91.ppt, 2007-10-23. Observation equation:  = R+cdt u +cdt s +cdt trop -cdt ion + N+  Or C is the same for L 1 and L 2.

27 27 Ionosphere. Sat07_91.ppt, 2007-10-23.

28 28 Ionosphere. Sat07_91.ppt, 2007-10-23.

29 29 Ionosphere model. Sat07_91.ppt, 2007-10-23.

30 30 Ionosphere from CODE. Sat07_91.ppt, 2007-10-23. http://aiuws.unibe.ch/ionosphere/gim.gif


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