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

1

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

Static

2

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

Kinematic

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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

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

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

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

Real-time Kinematic positioning• Navigation

• Guidance and control

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

Positioning

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

Positioning services:

Public:

http://igscb.jpl.nasa.govCommercial:

http://www.trimblecenter.dk/

http://gpsnet.dk/

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

10

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

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

One man’s noise

is

another man’s signal

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

One man’s noise

is

another man’s signal

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

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

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

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

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

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

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

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

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

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

http://www.gfz-potsdam.de/pb1/pg1/gasp1/index_GASP1.html

http://www.epncb.oma.be/

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

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Troposphere from Ground. Sat07_91.ppt, 2007-10-23.

http://www.epncb.oma.be/_organisation/projects/trop_sp/index.php

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Troposphere from ground. Sat07_91.ppt, 2007-10-23.

http://www.epncb.oma.be/_organisation/projects/trop_sp/index.php#vector

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

Observation equation:

= R+cdtu+cdts+cdttrop-cdtion+N+Or

C is the same for L1 and L2 .

iiiionii NdC

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

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

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

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Ionosphere from CODE. Sat07_91.ppt, 2007-10-23.

http://aiuws.unibe.ch/ionosphere/gim.gif