How are measurements done in the Doppler Orbitography Radiopositioning

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Ankit C
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How are measurements done in the Doppler Orbitography Radiopositioning integrated by satellite.Please tell in detail.Or books related to it.
 
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Brief discussion here:
http://en.wikipedia.org/wiki/DORIS_(geodesy )

Note the external links at the bottom of the article for additional information and resources.

Sounds like it is based on DOPPLER shifts...electromagnetic and or LASER signal frequency shifts...
 
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