The roles and use cases for non-terrestrial networks in 5G systems are introduced
and the network architectures and workable modes of 5G NTN based on satellite communications are analyzed. The author also explores the ideas of the problems to be solved for ful?lling 5G NTN
and proposes some feasible suggestions.
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references
LEO——一个新的通信范式 [J]. Mark Rigolle,沈永言. 卫星与网络 . 2017(05)