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Unmanned Aerial Vehicles (UAVs) promise to become an intrinsic part of next generation communications, as they can be deployed to provide wireless connectivity to ground users to supplement existing terrestrial networks. The majority of the…

信号处理 · 电气工程与系统科学 2021-11-04 Boris Galkin , Babatunji Omoniwa , Ivana Dusparic

Recently, non-orthogonal multiple access (NOMA) technique have emerged and is being considered as a building block of 5G systems and beyond. In this paper, we focus on the resource allocation for NOMA-based systems and we investigate how…

网络与互联网体系结构 · 计算机科学 2019-04-18 Oussama Habachi , Mohamed-Ali Adjif , Jean-Pierre Cances

We investigate the performance of unmanned aerial vehicle (UAV)-based networks in urban environments characterized by blockages, focusing on their capability to support the service demands of mobile users. The UAV-base stations (UAV-BSs)…

信号处理 · 电气工程与系统科学 2025-01-10 Neetu R R , Gourab Ghatak , Vivek Ashok Bohara

As urban logistics demand continues to grow, UAV delivery has become a key solution to improve delivery efficiency, reduce traffic congestion, and lower logistics costs. However, to fully leverage the potential of UAV delivery networks,…

机器人学 · 计算机科学 2026-03-24 Han Liu , Tian Liu , Kai Huang

Caching networks are designed to reduce traffic load at backhaul links, by serving demands from edge-nodes. In the past decades, many studies have been done to address the caching problem. However, in practice, finding an optimal caching…

网络与互联网体系结构 · 计算机科学 2018-07-03 Elahe Rezaei , Hafez Eslami Manoochehri , Babak Hossein Khalaj

Providing connectivity to aerial users, such as cellular-connected unmanned aerial vehicles (UAVs) or flying taxis, is a key challenge for tomorrow's cellular systems. In this paper, the use of coordinated multi-point (CoMP) transmission…

信号处理 · 电气工程与系统科学 2018-11-28 Ramy Amer , Walid Saad , Hesham ElSawy , Majid Butt , Nicola Marchetti

Introducing non-orthogonal multiple access (NOMA) transmission to an unmanned aerial vehicle (UAV) based communication network is a promising solution to enhance its spectral efficiency. However, for realistic deployment of such a network,…

信息论 · 计算机科学 2018-03-13 Nadisanka Rupasinghe , Yavuz Yapici , Ismail Guvenc , Yuichi Kakishima

Non-orthogonal multiple access (NOMA) is a promising multiple access technique for beyond fifth generation (B5G) cellular wireless networks, where several users can be served on a single time-frequency resource block, using the concepts of…

信号处理 · 电气工程与系统科学 2020-02-04 Mehdi Monemi , Hina Tabassum , Ramein Zahedi

Unmanned aerial vehicles (UAVs) are increasingly used to support time-critical medical supply delivery, providing rapid and flexible logistics during emergencies and resource shortages. However, effective deployment of UAV fleets requires…

机器学习 · 计算机科学 2026-03-12 Islam Guven , Mehmet Parlak

In this paper, we study the integration between the coordinated multipoint (CoMP) transmission and the non-orthogonal multiple access (NOMA) in the downlink cellular-connected UAV networks with the coexistence of aerial users (AUs) and…

网络与互联网体系结构 · 计算机科学 2023-12-27 Hongguang Sun , Linyi Zhang , Tony Q. S. Quek , Xijun Wang , Yan Zhang

With the development of smart vehicles, computing-intensive tasks are widely and rapidly generated. To alleviate the burden of on-board CPU, connected vehicles can offload tasks to or make request from nearby edge server thanks to the…

信号处理 · 电气工程与系统科学 2020-06-16 Yuke Zheng , Bo Yang , Cailian Chen

In this paper, we consider an aerial reconfigurable intelligent surface (ARIS)-assisted wireless network, where multiple unmanned aerial vehicles (UAVs) collect data from ground users (GUs) by using the non-orthogonal multiple access (NOMA)…

网络与互联网体系结构 · 计算机科学 2024-12-31 Songhan Zhao , Shimin Gong , Bo Gu , Lanhua Li , Bin Lyu , Dinh Thai Hoang , Changyan Yi

This study considers a UAV-assisted multi-user massive multiple-input multiple-output (MU-mMIMO) systems, where a decode-and-forward (DF) relay in the form of an unmanned aerial vehicle (UAV) facilitates the transmission of multiple data…

信息论 · 计算机科学 2023-09-22 Mobeen Mahmood , MohammadMahdi Ghadaksaz , Asil Koc , Tho Le-Ngoc

Hybrid networks consisting of MANET nodes and cellular infrastructure have been recently proposed to improve the performance of military networks. Prior work has demonstrated the benefits of in-network content caching in a wired, Internet…

网络与互联网体系结构 · 计算机科学 2014-07-08 Mostafa Dehghan , Anand Seetharam , Ting He , Theodoros Salonidis , Jim Kurose , Don Towsley

Mobile Edge Computing (MEC) assisted by Unmanned Aerial Vehicle (UAV) has been widely investigated as a promising system for future Internet-of-Things (IoT) networks. In this context, delay-sensitive tasks of IoT devices may either be…

信号处理 · 电气工程与系统科学 2024-09-25 Maryam Farajzadeh Dehkordi , Bijan Jabbari

In this paper, we study the power-efficient resource allocation for multicarrier non-orthogonal multiple access (MC-NOMA) systems. The resource allocation algorithm design is formulated as a non-convex optimization problem which takes into…

信息论 · 计算机科学 2016-07-06 Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan

Multi-access edge computing (MEC) can enhance the computing capability of mobile devices, while non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two strategies can effectively benefit the network with…

信号处理 · 电气工程与系统科学 2020-09-15 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

Optimizing non-orthogonal multiple access (NOMA) in multi-cell scenarios is much more challenging than the single-cell case because inter-cell interference must be considered. Most papers addressing NOMA consider a single cell. We take a…

信息论 · 计算机科学 2020-10-28 Lei You , Di Yuan , Lei Lei , Sumei Sun , Symeon Chatzinotas , Björn Ottersten

Unmanned Aerial Vehicles (UAVs) are poised to play a central role in revolutionizing future services offered by the envisioned smart cities, thanks to their agility, flexibility, and cost-efficiency. UAVs are being widely deployed in…

网络与互联网体系结构 · 计算机科学 2022-05-17 Hatem A. Alharbi , Barzan A. Yosuf , Mohammad Aldossary , Jaber Almutairi , Jaafar M. H. Elmirghani

Effective solutions for intelligent data collection in terrestrial cellular networks are crucial, especially in the context of Internet of Things applications. The limited spectrum and coverage area of terrestrial base stations pose…

系统与控制 · 电气工程与系统科学 2024-06-04 Abhishek Mondal , Deepak Mishra , Ganesh Prasad , George C. Alexandropoulos , Azzam Alnahari , Riku Jantti