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This paper investigates a multi-user uplink mobile edge computing (MEC) network, where the users offload partial tasks securely to an access point under the non-orthogonal multiple access policy with the aid of a reconfigurable intelligent…

Information Theory · Computer Science 2025-07-23 Tong-Xing Zheng , Xinji Wang , Xin Chen , Di Mao , Jia Shi , Cunhua Pan , Chongwen Huang , Haiyang Ding , Zan Li

Vehicle-to-everything (V2X) communication is expected to support many promising applications in next-generation wireless networks. The recent development of integrated sensing and communications (ISAC) technology offers new opportunities to…

Information Theory · Computer Science 2022-12-13 Kaitao Meng , Qingqing Wu , Wen Chen , Deshi Li

Vehicular Edge Clouds (VECs) is a new distributed processing paradigm that exploits the revolution in the processing capabilities of vehicles to offer energy efficient services and improved QoS. In this paper we tackle the problem of…

Networking and Internet Architecture · Computer Science 2020-04-16 Amal A. Alahmadi , T. E. H. El-Gorashi , Jaafar M. H. Elmirghani

Reconfigurable intelligent surface (RIS)-aided networks have been investigated for the purpose of improving the system performance. However, the introduced unit modulus phase shifts and coupling characteristic bring enormous challenges to…

Information Theory · Computer Science 2021-08-19 Biqian Feng , Junyuan Gao , Yongpeng Wu , Wenjun Zhang , Xiang-Gen Xia , Chengshan Xiao

With the rapid advancement of Intelligent Transportation Systems (ITS) and vehicular communications, Vehicular Edge Computing (VEC) is emerging as a promising technology to support low-latency ITS applications and services. In this paper,…

Networking and Internet Architecture · Computer Science 2023-03-16 Arash Bozorgchenani , Setareh Maghsudi , Daniele Tarchi , Ekram Hossain

The electromagnetic (EM) features of reconfigurable intelligent surfaces (RISs) fundamentally determine their operating principles and performance. Motivated by these considerations, we study a single-input single-output (SISO) system in…

Information Theory · Computer Science 2024-04-15 Nemanja Stefan Perović , Le-Nam Tran , Marco Di Renzo , Mark F. Flanagan

With the capability of reconfiguring the wireless electromagnetic environment, intelligent reflecting surface (IRS) is a new paradigm for designing future wireless communication systems. In this paper, we consider optical IRS for improving…

Information Theory · Computer Science 2022-06-30 Shiyuan Sun , Fang Yang , Jian Song , Rui Zhang

In mobile edge computing (MEC) systems, the wireless channel condition is a critical factor affecting both the communication power consumption and computation rate of the offloading tasks. This paper exploits the idea of cooperative…

Information Theory · Computer Science 2024-03-25 Zhenrong Liu , Zongze Li , Yi Gong , Yik-Chung Wu

In this paper, we consider a hybrid mobile edge computing (H-MEC) platform, which includes ground stations (GSs), ground vehicles (GVs) and unmanned aerial vehicle (UAVs), all with mobile edge cloud installed to enable user equipments (UEs)…

Signal Processing · Electrical Eng. & Systems 2019-11-22 Feibo Jiang , Kezhi Wang , Li Dong , Cunhua Pan , Wei Xu , Kun Yang

Finding a feasible and prompt solution to the Vehicle Routing Problem (VRP) is a prerequisite for efficient freight transportation, seamless logistics, and sustainable mobility. Traditional optimization methods reach their limits when…

Machine Learning · Computer Science 2024-11-08 Elija Deineko , Carina Kehrt

The rapid development of emerging vehicular edge computing (VEC) brings new opportunities and challenges for dynamic resource management. The increasing number of edge data centers, roadside units (RSUs), and network devices, however, makes…

Networking and Internet Architecture · Computer Science 2023-04-21 TianZhang He , Adel N. Toosi , Negin Akbari , Muhammed Tawfiqul Islam , Muhammad Aamir Cheema

We consider a reconfigurable intelligent surface (RIS) assisted multiple-input multiple-output (MIMO) system in the presence of scattering objects. The MIMO transmitter and receiver, the RIS, and the scattering objects are modeled as…

Information Theory · Computer Science 2023-09-19 H. El Hassani , X. Qian , S. Jeong , N. S. Perović , M. Di Renzo , P. Mursia , V. Sciancalepore , X. Costa-Pérez

In the realm of wireless communications in 5G, 6G and beyond, deploying unmanned aerial vehicle (UAV) has been an innovative approach to extend the coverage area due to its easy deployment. Moreover, reconfigurable intelligent surface (RIS)…

Networking and Internet Architecture · Computer Science 2022-12-09 Pyae Sone Aung , Yu Min Park , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

Reconfigurable intelligent surface (RIS)-empowered communication is being considered as an enabling technology for sixth generation (6G) wireless networks. The key idea of RIS-assisted communication is to enhance the capacity, coverage,…

Networking and Internet Architecture · Computer Science 2021-06-23 Mithun Mukherjee , Vikas Kumar , Mian Guo , Daniel Benevides da Costa , Ertugrul Basar , Zhiguo Ding

Nowadays, the convergence of mobile edge computing (MEC) and vehicular networks has emerged as a vital enabler for the ever-increasing intelligent onboard applications. This paper proposes a multi-tier task offloading mechanism for…

Networking and Internet Architecture · Computer Science 2026-05-27 Yufei Ye , Shijian Gao , Xinhu Zheng , Liuqing Yang

Vehicular edge computing (VEC) becomes a promising paradigm for the development of emerging intelligent transportation systems. Nevertheless, the limited resources and massive transmission demands bring great challenges on implementing…

Networking and Internet Architecture · Computer Science 2022-11-21 Xincao Xu , Kai Liu , Penglin Dai , Feiyu Jin , Hualing Ren , Choujun Zhan , Songtao Guo

Thanks to the line-of-sight (LoS) transmission and flexibility, unmanned aerial vehicles (UAVs) effectively improve the throughput of wireless networks. Nevertheless, the LoS links are prone to severe deterioration by complex propagation…

Information Theory · Computer Science 2019-12-10 Sixian Li , Bin Duo , Xiaojun Yuan , Ying-Chang Liang , Marco Di Renzo

Vehicular edge computing (VEC) is a promising technology to support real-time vehicular applications, where vehicles offload intensive computation tasks to the nearby VEC server for processing. However, the traditional VEC that relies on…

Signal Processing · Electrical Eng. & Systems 2023-12-01 Qiong Wu , Wenhua Wang , Pingyi Fan , Qiang Fan , Jiangzhou Wang , Khaled B. Letaief

We consider a multi-user multiple-input single-output (MISO) communications system which is assisted by a hybrid active-passive reconfigurable intelligent surface (RIS). Unlike conventional passive RISs, hybrid RIS is equipped with a few…

Information Theory · Computer Science 2022-03-22 Nhan Thanh Nguyen , Van-Dinh Nguyen , Qingqing Wu , Antti Tolli , Symeon Chatzinotas , Markku Juntti

To accommodate exponentially increasing traffic demands of vehicle-based applications, operators are utilizing offloading as a promising technique to improve quality of service (QoS), which gives rise to the application of Mobile Edge…

Systems and Control · Electrical Eng. & Systems 2019-11-22 Zhijie Chen , Bo Yang , Cailian Chen , Xinping Guan