Multi-Satellite Relay Transmission in 5G: Concepts, Techniques, and Challenges.

The demands of 5G mobile communications, such as higher throughput and lower latency in future communications, has promoted more advanced communication technologies and heterogeneous network integration. Satellite communication has been recently considered as a key part of 5G for the benefits of meeting the availability and ubiquitous coverage requirements targeted by 5G. As a potential 5G technol...