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相关论文: Randomized Caching in Cooperative UAV-Enabled Fog-…

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A cloud radio access network (C-RAN) is considered as a candidate to meet the expectations of higher data rate de- mands in wireless networks. In C-RAN, low energy base stations (BSs) are deployed over a small geography and are allowed to…

信息论 · 计算机科学 2016-02-11 Yigit Ugur , Zohaib Hassan Awan , Aydin Sezgin

In this paper, we investigate the content popularity prediction problem in cache-enabled fog radio access networks (F-RANs). In order to predict the content popularity with high accuracy and low complexity, we propose a Gaussian process…

机器学习 · 计算机科学 2022-06-27 Yunwei Tao , Yanxiang Jiang , Fu-Chun Zheng , Pengcheng Zhu , Dusit Niyato , Xiaohu You

Unmanned aerial vehicles (UAVs) fill coverage holes as wireless relays during emergency situations. Fixed-wing UAVs offer longer flight duration and larger coverage in such situations than rotary-wing counterparts. Maximizing the…

信息论 · 计算机科学 2026-03-31 Daniel T. Bonkowsky , Ibrahim Kilinc , Robert W. Heath

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

In disaster scenarios and high-stakes rescue operations, integrating Unmanned Aerial Vehicles (UAVs) as fog nodes has become crucial. This integration ensures a smooth connection between affected populations and essential health monitoring…

网络与互联网体系结构 · 计算机科学 2024-02-27 Abdenacer Naouri , Huansheng Ning , Nabil Abdelkader Nouri , Amar Khelloufi , Abdelkarim Ben Sada , Salim Naouri , Attia Qammar , Sahraoui Dhelim

Cognitive radio is a promising technology to improve spectral efficiency. However, the secure performance of a secondary network achieved by using physical layer security techniques is limited by its transmit power and channel fading. In…

信息论 · 计算机科学 2020-05-08 Yifan Zhou , Fuhui Zhou , Huilin Zhou , Derrick Wing Kwan Ng , Rose Qingyang Hu

The mode selection and resource allocation in fog radio access networks (F-RANs) have been advocated as key techniques to improve spectral and energy efficiency. In this paper, we investigate the joint optimization of mode selection and…

网络与互联网体系结构 · 计算机科学 2020-02-21 Hongyu Xiang , Mugen Peng , Yaohua Sun , Shi Yan

In this paper, a cloud radio access network (Cloud-RAN) based collaborative edge AI inference architecture is proposed. Specifically, geographically distributed devices capture real-time noise-corrupted sensory data samples and extract the…

信息论 · 计算机科学 2024-04-10 Pengfei Zhang , Dingzhu Wen , Guangxu Zhu , Qimei Chen , Kaifeng Han , Yuanming Shi

Providing a stable connectivity in maritime communications is of utmost importance to unleash the full potential of smart ports. Nonetheless, due to the crowded nature of harbor environments, it is likely that some ships are shadowed by…

This paper studies the optimal unmanned aerial vehicle (UAV) placement problem for wireless networking. The UAV operates as a flying wireless relay to provide coverage extension for a base station (BS) and deliver capacity boost to a user…

信息论 · 计算机科学 2019-11-01 Junting Chen , David Gesbert

This paper studies a heterogeneous Unmanned Aerial Vehicles (UAVs) cooperative search approach suitable for complex environments. In the application, a fixed-wing UAV drops rotor UAVs to deploy the cluster rapidly. Meanwhile, the fixed-wing…

系统与控制 · 电气工程与系统科学 2024-09-10 Zhenchang Liu , Mingrui Hao

In this paper, a dual-hop cooperative satellite-unmanned aerial vehicle (UAV) communication system including a satellite (S), a group of cluster headers (CHs), which are respectively with a group of uniformly distributed UAVs, is…

信息论 · 计算机科学 2021-03-19 Yu Tian , Gaofeng Pan , Mohamed-Slim Alouini

This work studies the advantages of coded multicasting for the downlink of a Fog Radio Access Network (F-RAN) system equipped with a multicast fronthaul link. In this system, a control unit (CU) in the baseband processing unit (BBU) pool is…

信息论 · 计算机科学 2017-05-12 Seok-Hwan Park , Osvaldo Simeone , Wonju Lee , Shlomo Shamai

Fog radio access network (F-RAN) and virtualisation are promising technologies for 5G networks. In F-RAN, the fog and cloud computing are integrated where the conventional C-RAN functions are diverged to the edge devices of radio access…

网络与互联网体系结构 · 计算机科学 2019-04-05 Yu Zeng , Ahmed Al-Quzweeni , Taisir E. H. Elgorashi , Jaafar M. H. Elmirghani

This paper proposes an unmanned aerial vehicle (UAV) aided content management system in communication-challenged disaster scenarios. Without cellular infrastructure in such scenarios, community of stranded users can be provided access to…

网络与互联网体系结构 · 计算机科学 2023-12-27 Amit Kumar Bhuyan , Hrishikesh Dutta , Subir Biswas

In recent years, Unmanned Aerial Vehicles (UAVs) have been utilized as effective platforms for carrying Wi-Fi Access Points (APs) and cellular Base Stations (BSs), enabling low-cost, agile, and flexible wireless networks with high Quality…

网络与互联网体系结构 · 计算机科学 2025-07-25 Kamal Shayegan

This letter considers an unmanned aerial vehicle (UAV)-enabled relay communication system for delivering latency-critical messages with ultra-high reliability, where the relay is operating under amplifier-and-forward (AF) mode. We aim to…

信号处理 · 电气工程与系统科学 2020-07-21 Hong Ren , Cunhua Pan , Kezhi Wang , Wei Xu , Maged Elkashlan , Arumugam Nallanathan

In this paper, we propose a distributed solution to the navigation of a population of unmanned aerial vehicles (UAVs) to best localize a static source. The network is considered heterogeneous with UAVs equipped with received signal strength…

信号处理 · 电气工程与系统科学 2020-07-23 Anna Guerra , Davide Dardari , Petar M. Djuric

The recent progress in unmanned aerial vehicles (UAV) technology has significantly advanced UAV-based applications for military, civil, and commercial domains. Nevertheless, the challenges of establishing high-speed communication links,…

信号处理 · 电气工程与系统科学 2023-04-03 Shumaila Javaid , Nasir Saeed , Zakria Qadir , Hamza Fahim , Bin He , Houbing Song , Muhammad Bilal

Many rescue missions demand effective perception and real-time decision making, which highly rely on effective data collection and processing. In this study, we propose a three-layer architecture of emergency caching networks focusing on…

网络与互联网体系结构 · 计算机科学 2024-02-28 Zeyu Tian , Lianming Xu , Liang Li , Li Wang , Aiguo Fei