1. 3GPP, “3rd Generation Partnership Project.” Available:
https://www.3gpp.org
2. Study on new radio(NR) to support non-terrestrial networks
(release 15), 3GPP TR 38.811, v15.1.0, Jun. 2019.
3. Solutions for NR to support non-terrestrial networks
(release 16), 3GPP TR 38.821, v16.2.0, Dec. 2019.
4. Study on using satellite access in 5G: Stage 1(release
16), 3GPP TR 22.822, v16.0.0, Jun. 2018.
5. Service requirements for the 5G system: Stage 1(release
16), 3GPP TS 22.261, v16.6.0, Dec. 2018.