- Kota S, Giambene G. 6G Integrated Non-Terrestrial Networks: Emerging Technologies and Challenges[C]//2021 IEEE International Conference on Communications Workshops (ICC Workshops). IEEE, 2021: 1-6. Link
- Cheng N, He J, Yin Z, et al. 6G service-oriented space-air-ground integrated network: A survey[J]. Chinese Journal of Aeronautics, 2021. Link
- Peng Y, Dong T, Gu R, et al. A review of dynamic resource allocation in integrated satellite and terrestrial networks[C]//2018 international conference on networking and network applications (NaNA). IEEE, 2018: 127-132. Link
- He G, Gao X, Sun L, et al. A Review of Multibeam Phased Array Antennas as LEO Satellite Constellation Ground Station[J]. IEEE Access, 2021, 9: 147142-147154. Link
- Ray P P. A review on 6G for space-air-ground integrated network: Key enablers, open challenges, and future direction[J]. Journal of King Saud University-Computer and Information Sciences, 2021. Link
- Alhilal A Y, Braud T, Hui P. A roadmap toward a unified space communication architecture[J]. IEEE Access, 2021, 9: 99633-99650. Link
- Biyoghe J S, Balyan V. A Survey of Existing Studies on NOMA Application to Multi-beam Satellite Systems for 5G[M]//Inventive Systems and Control. Springer, Singapore, 2021: 255-267. Link
- Li R, Lin B, Liu Y, et al. A survey on laser space network: terminals, links, and architectures[J]. IEEE Access, 2022, 10: 34815-34834. Link
- Al-Hraishawi H, Chougrani H, Kisseleff S, et al. A survey on non-geostationary satellite systems: The communication perspective[J]. arXiv preprint arXiv:2107.05312, 2021. Link
- Kumar S K A, Ihita G V, Chaudhari S, et al. A survey on rural internet connectivity in India[C]//2022 14th International Conference on COMmunication Systems & NETworkS (COMSNETS). IEEE, 2022: 911-916. Link
- Guo H, Li J, Liu J, et al. A Survey on Space-Air-Ground-Sea Integrated Network Security in 6G[J]. IEEE Communications Surveys & Tutorials, 2022. Link
- Centenaro M, Costa C E, Granelli F, et al. A survey on technologies, standards and open challenges in satellite Iot[J]. IEEE Communications Surveys & Tutorials, 2021, 23(3): 1693-1720. Link
- Michailidis E T, Potirakis S M, Kanatas A G. AI-inspired non-terrestrial networks for IIoT: Review on enabling technologies and applications[J]. IoT, 2020, 1(1): 21-48. Link
- Wang C, Zhang Z, Wu J, et al. An overview of protected satellite communications in intelligent age[J]. Science China Information Sciences, 2021, 64(6): 1-18. Link
- Guidotti A, Cioni S, Colavolpe G, et al. Architectures, standardisation, and procedures for 5G Satellite Communications: A survey[J]. Computer Networks, 2020, 183: 107588. Link
- Wang Y, Su Z, Ni J, et al. Blockchain-Empowered Space-Air-Ground Integrated Networks: Opportunities, Challenges, and Solutions[J]. IEEE Communications Surveys & Tutorials, 2022. Link
- Shang B, Yi Y, Liu L. Computing over space-air-ground integrated networks: Challenges and opportunities[J]. IEEE Network, 2021, 35(4): 302-309. Link
- Barrueco J, Montalban J, Iradier E, et al. Constellation Design for Future Communication Systems: A Comprehensive Survey[J]. IEEE Access, 2021. Link
- Lalbakhsh A, Pitcairn A, Mandal K, et al. Darkening Low-Earth Orbit Satellite Constellations: A Review[J]. IEEE Access, 2022. Link
- Ji S, Sheng M, Zhou D, et al. Flexible and Distributed Mobility Management for Integrated Terrestrial-Satellite Networks: Challenges, Architectures, and Approaches[J]. IEEE Network, 2021, 35(4): 73-81. Link
- Wang Y, Luo H, Chen Y, et al. Integrated Communication and Navigation for Ultra-Dense LEO Satellite Networks: Vision, Challenges and Solutions[J]. arXiv preprint arXiv:2105.08985, 2021. Link
- Zhu X, Jiang C. Integrated Satellite-Terrestrial Networks Toward 6G: Architectures, Applications, and Challenges[J]. IEEE Internet of Things Journal, 2021, 9(1): 437-461. Link
- Li C, Zhang Y, Xie R, et al. Integrating edge computing into low earth orbit satellite networks: Architecture and prototype[J]. IEEE Access, 2021, 9: 39126-39137. Link
- Peng D, He D, Li Y, et al. Integrating Terrestrial and Satellite Multibeam Systems Toward 6G: Techniques and Challenges for Interference Mitigation[J]. IEEE Wireless Communications, 2022, 29(1): 24-31. Link
- Curzi G, Modenini D, Tortora P. Large constellations of small satellites: A survey of near future challenges and missions[J]. Aerospace, 2020, 7(9): 133. Link
- Xie H, Zhan Y, Zeng G, et al. LEO Mega-Constellations for 6G Global Coverage: Challenges and Opportunities[J]. IEEE Access, 2021, 9: 164223-164244. Link
- Liu S, Gao Z, Wu Y, et al. LEO satellite constellations for 5G and beyond: How will they reshape vertical domains?[J]. IEEE Communications Magazine, 2021, 59(7): 30-36. Link
- Darwish T, Kurt G K, Yanikomeroglu H, et al. LEO Satellites in 5G and Beyond Networks: A Review from a Standardization Perspective[J]. arXiv preprint arXiv:2110.08654, 2021. Link
- Darwish T, Kurt G, Yanikomeroglu H, et al. Location Management in IP-based Future LEO Satellite Networks: A Review[J]. arXiv preprint arXiv:2101.08336, 2021. Link
- Aljeri N, Boukerche A. Mobility management in space-ground-integrated networks[J]. Computing, 2022: 1-14. Link
- Delamotte T, Schraml M G, Schwarz R T, et al. Multi-Antenna-Enabled 6G Satellite Systems: Roadmap, Challenges and Opportunities[C]//WSA 2021; 25th International ITG Workshop on Smart Antennas. VDE, 2021: 1-6. Link
- Cui J, Ng S X, Liu D, et al. Multiobjective Optimization for Integrated Ground-Air-Space Networks: Current Research and Future Challenges[J]. IEEE Vehicular Technology Magazine, 2021. Link
- Al Homssi B, Al-Hourani A, Wang K, et al. Next Generation Mega Satellite Networks for Access Equality: Opportunities, Challenges, and Performance[J]. IEEE Communications Magazine, 2022, 60(4): 18-24. Link
- Homssi B A, Al-Hourani A, Wang K, et al. Next Generation Mega Satellite Networks: Opportunities, Challenges, and Performance[J]. arXiv preprint arXiv:2110.04231, 2021. Link
- Yue P, An J, Zhang J, et al. On the Security of LEO Satellite Communication Systems: Vulnerabilities, Countermeasures, and Future Trends[J]. arXiv preprint arXiv:2201.03063, 2022. Link
- Kodheli O, Lagunas E, Maturo N, et al. Satellite communications in the new space era: A survey and future challenges[J]. IEEE Communications Surveys & Tutorials, 2021, 23(1): 70-109. Link
- Tedeschi P, Sciancalepore S, Di Pietro R. Satellite-Based Communications Security: A Survey on Threats, Solutions, and Research Challenges[J]. arXiv preprint arXiv:2112.11324, 2021. Link
- Sattarzadeh A, Liu Y, Mohamed A, et al. Satellite-Based Non-Terrestrial Networks in 5G: Insights and Challenges[J]. IEEE Access, 2021, 10: 11274-11283. Link
- Hao C, Wan X, Feng D, et al. Satellite-Based Radio Spectrum Monitoring: Architecture, Applications, and Challenges[J]. IEEE Network, 2021, 35(4): 20-27. Link
- Xie R, Tang Q, Wang Q, et al. Satellite-terrestrial integrated edge computing networks: architecture, challenges, and open issues[J]. IEEE Network, 2020, 34(3): 224-231. Link
- Haque M R, Tan S C, Yusoff Z, et al. SDN architecture for UAVs and EVs using satellite: A hypothetical model and new challenges for future[C]//2021 IEEE 18th Annual Consumer Communications & Networking Conference (CCNC). IEEE, 2021: 1-6. Link
- Ferrús R, Koumaras H, Sallent O, et al. SDN/NFV-enabled satellite communications networks: Opportunities, scenarios and challenges[J]. Physical Communication, 2016, 18: 95-112. Link
- Wei L, Shuai J, Liu Y, et al. Service customized space-air-ground integrated network for immersive media: Architecture, key technologies, and prospects[J]. China Communications, 2022, 19(1): 1-13. Link
- Kopacz J R, Herschitz R, Roney J. Small satellites an overview and assessment[J]. Acta Astronautica, 2020, 170: 93-105. Link
- Miao Y, Cheng Z, Li W, et al. Software defined integrated satellite-terrestrial network: A survey[C]//International conference on space information network. Springer, Singapore, 2016: 16-25. Link
- Bi Y, Han G, Xu S, et al. Software defined space-terrestrial integrated networks: architecture, challenges, and solutions[J]. IEEE Network, 2019, 33(1): 22-28. Link
- Xu S, Wang X W, Huang M. Software-defined next-generation satellite networks: Architecture, challenges, and solutions[J]. IEEE Access, 2018, 6: 4027-4041. Link
- Dicandia F A, Fonseca N J G, Bacco M, et al. Space-Air-Ground Integrated 6G Wireless Communication Networks: A Review of Antenna Technologies and Application Scenarios[J]. Sensors, 2022, 22(9): 3136. Link
- Cui H, Zhang J, Geng Y, et al. Space-air-ground integrated network (SAGIN) for 6G: Requirements, architecture and challenges[J]. China Communications, 2022, 19(2): 90-108. Link
- Yan X, Teng H, Li P, et al. Study on security of 5G and satellite converged communication network[J]. ZTE. Communications, 2021, 19(4): 79–89. Link
- Çelikbilek K, Saleem Z, Morales Ferre R, et al. Survey on optimization methods for LEO-satellite-based networks with applications in future autonomous transportation[J]. Sensors, 2022, 22(4): 1421. Link
- Zhuo M, Liu L, Zhou S, et al. Survey on security issues of routing and anomaly detection for space information networks[J]. Scientific Reports, 2021, 11(1): 1-18. Link
- Wang H, Xia X, Song T, et al. Survey on Space-air-ground Integrated Networks in 6G[C]//2021 IEEE/CIC International Conference on Communications in China (ICCC Workshops). IEEE, 2021: 315-320. Link
- Höyhtyä M, Boumard S, Yastrebova A, et al. Sustainable Satellite Communications in the 6G Era: A European View for Multi-Layer Systems and Space Safety[J]. arXiv preprint arXiv:2201.02408, 2022. Link
- Akhtar M W, Hassan S A. TaNTIN: Terrestrial and non‐terrestrial integrated networks‐A collaborative technologies perspective for beyond 5G and 6G[J]. Internet Technology Letters, 2021: e274. Link
- Wang D, Giordani M, Alouini M S, et al. The Potential of Multilayered Hierarchical Nonterrestrial Networks for 6G: A Comparative Analysis Among Networking Architectures[J]. IEEE Vehicular Technology Magazine, 2021, 16(3): 99-107. Link
- Araniti G, Iera A, Pizzi S, et al. Toward 6G Non-Terrestrial Networks[J]. IEEE Network, 2022. Link
- Fan N, Tian J, Sun C, et al. Views on the Low-Cost Internet Satellite Systems[C]//2021 IEEE/ACIS 20th International Fall Conference on Computer and Information Science (ICIS Fall). IEEE, 2021: 303-310. Link