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Space-air-ground integrated network (SAGIN) is envisioned as a key network architecture for achieving ubiquitous coverage in the next-generation communication system. Concurrently, artificial intelligence (AI) plays a pivotal role in…

Networking and Internet Architecture · Computer Science 2025-05-15 Chenyu Wu , Xi Wang , Yi Hu , Shuai Han , Dusit Niyato

It is widely acknowledged that the development of traditional terrestrial communication technologies cannot provide all users with fair and high quality services due to the scarce network resource and limited coverage areas. To complement…

Networking and Internet Architecture · Computer Science 2018-08-06 Nei Kato , Zubair Md. Fadlullah , Fengxiao Tang , Bomin Mao , Shigenori Tani , Atsushi Okamura , Jiajia Liu

Recently, generative AI technologies have emerged as a significant advancement in artificial intelligence field, renowned for their language and image generation capabilities. Meantime, space-air-ground integrated network (SAGIN) is an…

Networking and Internet Architecture · Computer Science 2024-12-11 Ruichen Zhang , Hongyang Du , Dusit Niyato , Jiawen Kang , Zehui Xiong , Abbas Jamalipour , Ping Zhang , Dong In Kim

After the industrialization of 5G cellular communications, 6G has increasingly become a research hotspot in the academia. Space-Air-Ground Integrated Network (SAGIN) is a key supporting technology for 6G because of its advantages such as…

Networking and Internet Architecture · Computer Science 2025-10-28 Tianming Lan

Since existing mobile communication networks may not be able to meet the low latency and high-efficiency requirements of emerging technologies and applications, novel network architectures need to be investigated to support these new…

Networking and Internet Architecture · Computer Science 2023-07-28 Jiming Chen , Han Zhang , Zhe Xie

Space-air-ground integrated network (SAGIN) is considered as a core requirement in emerging 6G networks, which integrates the terrestrial and non-terrestrial networks to reach the full network coverage and ubiquitous services. To envision…

Networking and Internet Architecture · Computer Science 2022-04-27 Zhisheng Yin , Tom H. Luan , Nan Cheng , Yilong Hui , Wei Wang

Space-air-ground integrated networks (SAGINs) help enhance the service performance in the sixth generation communication system. SAGIN is basically composed of satellites, aerial vehicles, ground facilities, as well as multiple terrestrial…

Networking and Internet Architecture · Computer Science 2023-07-04 Ziye Jia , Chao Dong , Kun Guo , Qihui Wu

Space-air-ground integrated networks (SAGINs) will play a pivotal role in 6G communication systems. They are considered a promising technology for enhancing network capacity in densely populated urban areas and extending connectivity to…

Networking and Internet Architecture · Computer Science 2024-07-12 Abdoul Karim A. H. Saliah , Doha Hamza , Hajar El Hammouti , Jeff S Shamma , Mohamed-Slim Alouini

Space-Air-Ground-Integrated Networks (SAGIN) enable seamless data connectivity for applications such as smart transport, healthcare, smart cities, and disaster response through the coordinated use of low-earth orbit (LEO) satellites, base…

Emerging Technologies · Computer Science 2025-09-17 Siri Vennela Geddam , Sruthi Ilapuram , Kamesh Namuduri , K L V Sai Prakash Sakuru

Recent technological advancements in space, air, and ground components have made possible a new network paradigm called space-air-ground integrated network (SAGIN). Unmanned aerial vehicles (UAVs) play a key role in SAGINs. However, due to…

Systems and Control · Electrical Eng. & Systems 2024-07-18 Atefeh H. Arani , Peng Hu , Yeying Zhu

Space-air-ground integrated networks (SAGINs) face unprecedented security challenges due to their inherent characteristics, such as multidimensional heterogeneity and dynamic topologies. These characteristics fundamentally undermine…

Cryptography and Security · Computer Science 2025-08-05 Chenbo Hu , Ruichen Zhang , Bo Li , Xu Jiang , Nan Zhao , Marco Di Renzo , Dusit Niyato , Arumugam Nallanathan , George K. Karagiannidis

6G wireless networks are expected to provide seamless and data-based connections that cover space-air-ground and underwater networks. As a core partition of future 6G networks, Space-Air-Ground Integrated Networks (SAGIN) have been…

As wireless communication evolves, each generation of networks brings new technologies that change how we connect and interact. Artificial Intelligence (AI) is becoming crucial in shaping the future of sixth-generation (6G) networks. By…

Networking and Internet Architecture · Computer Science 2026-04-06 Constantina Chatzieleftheriou , Eirini Liotou

The advent of the 6G era aims for ubiquitous connectivity, with the integration of non-terrestrial networks (NTN) offering extensive coverage and enhanced capacity. As manufacturing advances and user demands evolve, space-air-ground…

Networking and Internet Architecture · Computer Science 2024-07-01 Qian Chen , Zheng Guo , Weixiao Meng , Shuai Han , Cheng Li , Tony Q. S. Quek

Edge artificial intelligence (AI) and space-ground integrated networks (SGINs) are two main usage scenarios of the sixth-generation (6G) mobile networks. Edge AI supports pervasive low-latency AI services to users, whereas SGINs provide…

Networking and Internet Architecture · Computer Science 2025-06-25 Qian Chen , Zhanwei Wang , Xianhao Chen , Juan Wen , Di Zhou , Sijing Ji , Min Sheng , Kaibin Huang

Artificial intelligence (AI) powered wireless networks promise to revolutionize the conventional operation and structure of current networks from network design to infrastructure management, cost reduction, and user performance improvement.…

Information Theory · Computer Science 2020-05-05 Ursula Challita , Henrik A. Ryden , Hugo Tullberg

With the rapid development of smart terminals and infrastructures, as well as diversified applications (e.g., virtual and augmented reality, remote surgery and holographic projection) with colorful requirements, current networks (e.g., 4G…

Networking and Internet Architecture · Computer Science 2020-12-08 Helin Yang , Arokiaswami Alphones , Zehui Xiong , Dusit Niyato , Jun Zhao , Kaishun Wu

Integrated space-air-ground networks promise to offer a valuable solution space for empowering the sixth generation of communication networks (6G), particularly in the context of connecting the unconnected and ultraconnecting the connected.…

Artificial Intelligence · Computer Science 2022-12-20 Hayssam Dahrouj , Shasha Liu , Mohamed-Slim Alouini

Space communications, particularly massive satellite networks, re-emerged as an appealing candidate for next generation networks due to major advances in space launching, electronics, processing power, and miniaturization. However, massive…

Networking and Internet Architecture · Computer Science 2023-09-19 Bassel Al Homssi , Kosta Dakic , Ke Wang , Tansu Alpcan , Ben Allen , Russell Boyce , Sithamparanathan Kandeepan , Akram Al-Hourani , Walid Saad

The Space-Air-Ground Integrated Network (SAGIN), crucial to the advancement of sixth-generation (6G) technology, plays a key role in ensuring universal connectivity, particularly by addressing the communication needs of remote areas lacking…

Networking and Internet Architecture · Computer Science 2024-07-09 Yulan Gao , Ziqiang Ye , Han Yu
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