IEEE/ICACT20230155 Slide.05        [Big Slide]       Oral Presentation
The NB-IoT NTN scenario considered in this study was the 3GPP NTN scenario A. As shown in Figure, the UE directly communicates with the GEO, and the gNB signal is relayed through the ground station gateway and GEO to the UE. In the scenario A, the GEO serves as a sky transponder to transparently relay the gNB and UE signals.

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