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Why are Satellite Bands Always FDD?

Why are Satellite Bands Always FDD?

The significant delay in the RF signal's travel over such a vast distance renders TDD mode impractical for the satellite system.

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Parag Kar
Sep 15, 2023
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Why are Satellite Bands Always FDD?
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Yesterday, I wrote an article to explain why low-frequency bands used in terrestrial networks are always configured in FDD (Frequency Division Duplex) mode. In this article, I would like to discuss why all kinds of Satellite Bands (including high-frequency) are always configured in FDD mode. In order to understand this fact, we need to analyze what happ…

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