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相关论文: Space-Air-Ground Integrated Network (SAGIN): A Sur…

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The space-air-ground integrated network (SAGIN) has recently emerged as a core element in the 6G networks. However, traditional centralized and synchronous optimization algorithms are unsuitable for SAGIN due to infrastructureless and…

机器学习 · 计算机科学 2025-05-15 Ya Liu , Kai Yang , Yu Zhu , Keying Yang , Haibo Zhao

The transition from isolated systems to integrated solutions has driven the development of space-air-ground integrated networks (SAGIN) as well as the integration of communication and radar sensing functionalities. By leveraging the unique…

信号处理 · 电气工程与系统科学 2025-02-26 Chong Han , Weijun Gao , Zhepu Yin , Chuang Yang , Mugen Peng , Wenjun Zhang

As an important component of the sixth generation communication technologies, the space-air-ground integrated network (SAGIN) attracts increasing attentions in recent years. However, due to the mobility and heterogeneity of the components…

网络与互联网体系结构 · 计算机科学 2025-02-20 Ziye Jia , Yilu Cao , Lijun He , Qihui Wu , Qiuming Zhu , Dusit Niyato , Zhu Han

In this article, we consider overlay space-air-ground integrated networks (OSAGINs) where a low earth orbit (LEO) satellite communicates with ground users (GUs) with the assistance of an energy-constrained coexisting air-to-air (A2A)…

信息论 · 计算机科学 2024-10-23 Anuradha Verma , Pankaj Kumar Sharma , Pawan Kumar , Dong In Kim

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…

Given their extensive geographic coverage, low Earth orbit (LEO) satellites are envisioned to find their way into next-generation (6G) wireless communications. This paper explores space-air-ground integrated networks (SAGINs) leveraging…

信息论 · 计算机科学 2024-12-24 Chao Zhang , Qingchao Li , Chao Xu , Lie-Liang Yang , Lajos Hanzo

The rapid development of the aviation Internet of Things (IoT) has positioned in-flight connectivity (IFC) as one of its critical applications. Space-air-ground integrated networks (SAGIN) are essential for ensuring the performance of IFC…

信息论 · 计算机科学 2024-12-24 Qian Chen , Chenyu Wu , Shuai Han , Weixiao Meng , Tony Q. S. Quek

Despite the widespread deployment of terrestrial networks, providing reliable communication services to remote areas and maintaining connectivity during emergencies remains challenging. Low Earth orbit (LEO) satellite constellations offer…

网络与互联网体系结构 · 计算机科学 2025-09-17 Zifan Lang , Guixia Liu , Geng Sun , Jiahui Li , Jiacheng Wang , Weijie Yuan , Dusit Niyato , Dong In Kim

The space-air-ground-sea integrated networking (SAGSIN) concept promises seamless global multimedia connectivity, yet two obstacles still limit its practical deployment. Firstly, high-velocity satellites, aerial relays and sea-surface…

信号处理 · 电气工程与系统科学 2025-09-03 Halvin Yang , Sangarapillai Lambotharan , Mahsa Derakhshani , Lajos Hanzo

Current network access infrastructures are characterized by heterogeneity, low latency, high throughput, and high computational capability, enabling massive concurrent connections and various services. Unfortunately, this design does not…

网络与互联网体系结构 · 计算机科学 2021-03-02 Nhu-Ngoc Dao , Quoc-Viet Pham , Ngo Hoang Tu , Tran Thien Thanh , Vo Nguyen Quoc Bao , Demeke Shumeye Lakew , Sungrae Cho

Space-Air-Ground Integrated Networks (SAGINs) are pivotal for enabling ubiquitous connectivity in 6G systems, yet they face significant challenges due to severe satellite-to-ground link impairments. Although Unmanned Aerial Vehicles (UAVs)…

信息论 · 计算机科学 2025-11-25 Yanbo Yin , Dingzhu Wen , Changsheng You , XiaoWen Cao , Tat-Ming Lok , Dusit Niyato

Integrating terrestrial and non-terrestrial networks has emerged as a promising paradigm to fulfill the constantly growing demand for connectivity, low transmission delay, and quality of services (QoS). This integration brings together the…

网络与互联网体系结构 · 计算机科学 2024-07-22 Nway Nway Ei , Kitae Kim , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

In this article, we introduce a novel low-altitude wireless network (LAWN), which is a reconfigurable, three-dimensional (3D) layered architecture. In particular, the LAWN integrates connectivity, sensing, control, and computing across…

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…

网络与互联网体系结构 · 计算机科学 2024-07-09 Yulan Gao , Ziqiang Ye , Han Yu

Space-ground integrated network (SGIN) has been envisioned as a competitive solution for large scale and wide coverage of future wireless networks. By integrating both the non-terrestrial network (NTN) and the terrestrial network (TN), SGIN…

信息论 · 计算机科学 2025-02-13 Bodong Shang , Xiangyu Li , Zheng Wang , Junchao Ma

To provide seamless coverage during all flight phases, aeronautical communications systems (ACS) have to integrate space-based, air-based, as well as ground-based platforms to formulate aviation-oriented space-air-ground integrated networks…

信号处理 · 电气工程与系统科学 2023-01-18 Jingjing Zhao , Yanbo Zhu , Kaiquan Cai , Zhen Gao , Zhu Han , Lajos Hanzo

The sixth generation (6G) communication networks are expected to provide high data rates, ultra-reliable communication, and massive connectivity, especially in challenging environments such as dense urban areas and disaster-affected…

信号处理 · 电气工程与系统科学 2026-04-23 Bhola , Yu-Jia Chen , Ashutosh Balakrishnan , Swades De , Li-Chun Wang

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.…

人工智能 · 计算机科学 2022-12-20 Hayssam Dahrouj , Shasha Liu , Mohamed-Slim Alouini

Devices located in remote regions often lack coverage from well-developed terrestrial communication infrastructure. This not only prevents them from experiencing high quality communication services but also hinders the delivery of machine…

分布式、并行与集群计算 · 计算机科学 2024-08-20 Dong-Jun Han , Wenzhi Fang , Seyyedali Hosseinalipour , Mung Chiang , Christopher G. Brinton

There is an ever-growing race between what novel applications demand from the infrastructure and what the continuous technological breakthroughs bring in. Especially after the proliferation of smart devices and diverse IoT requirements, we…

网络与互联网体系结构 · 计算机科学 2025-02-25 Baris Yamansavascilar , Atay Ozgovde , Cem Ersoy