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In this paper, we study the joint 3D placement of unmanned aerial vehicles (UAVs) and UAVs-users association under bandwidth limitation and quality of service constraint. In particular, in order to allow to UAVs to dynamically improve their…

信号处理 · 电气工程与系统科学 2018-10-30 Hajar El Hammouti , Mustapha Benjillali , Basem Shihada , Mohamed-Slim Alouini

Supporting reliable and seamless mobility for aerial users, such as unmanned aerial vehicles (UAVs), is a key challenge for the next-generation cellular systems. To tackle this challenge, we propose a joint beamforming, user association,…

信息论 · 计算机科学 2020-02-18 Jiancao Hou , Yansha Deng , Mohammad Shikh-Bahaei

This paper proposes and optimizes a cooperative non-orthogonal multiple-access (Co-NOMA) scheme in the context of multicell visible light communications (VLC) networks, as a means to mitigate inter-cell interference in Co-NOMA-enabled…

Unmanned aerial vehicles (UAVs) as aerial relays are practically appealing for assisting Internet of Things (IoT) network. In this work, we aim to utilize the UAV swarm to assist the secure communication between the micro base station (MBS)…

网络与互联网体系结构 · 计算机科学 2023-10-04 Chuang Zhang , Geng Sun , Qingqing Wu , Jiahui Li , Shuang Liang , Dusit Niyato , Victor C. M. Leung

Intelligent reflecting surfaces (IRSs) technology has been considered a promising solution in visible light communication (VLC) systems due to its potential to overcome the line-of-sight (LoS) blockage issue and enhance coverage. Moreover,…

信号处理 · 电气工程与系统科学 2025-04-29 Ahrar N. Hamad , Ahmad Adnan Qidan , Taisir E. H. El-Gorashi , Jaafar M. H. Elmirghani

Non-orthogonal multiple access (NOMA) has been considered one of the most promising radio access techniques for next-generation cellular networks. In this paper, we study the joint user and power scheduling for downlink NOMA over fading…

网络与互联网体系结构 · 计算机科学 2021-01-11 Do-Yup Kim , Hamid Jafarkhani , Jang-Won Lee

Utilization of Unmanned Aerial Vehicles (UAVs) in military and civil operations is getting popular. One of the challenges in effectively tasking these expensive vehicles is planning the flight routes to monitor the targets. In this work, we…

机器人学 · 计算机科学 2014-03-13 Murat Karakaya

In this paper, we aim to design an adaptive power allocation scheme to minimize the average transmit power of a hybrid automatic repeat request with chase combining (HARQ-CC) enabled non-orthogonal multiple access (NOMA) system under strict…

信息论 · 计算机科学 2019-11-05 Yanqing Xu , Donghong Cai , Fang Fang , Zhiguo Ding , Chao Shen , Gang Zhu

The low-altitude networks (LANs) integrating unmanned aerial vehicles (UAVs) and high-altitude platforms (HAPs) have become a promising solution for the rising computation demands. However, the uncertain task sizes and high mobility of UAVs…

计算工程、金融与科学 · 计算机科学 2025-10-28 Guanwang Jiang , Ziye Jia , Can Cui , Lijun He , Qiuming Zhu , Qihui Wu

Autonomous unmanned aerial vehicle (UAV) swarm networks (UAVSNs) can effectively execute surveillance, connectivity, and computing services to ground users (GUs). These missions require trajectory planning, UAV-GUs association, task…

系统与控制 · 电气工程与系统科学 2024-10-15 Muhammad Morshed Alam , Muhammad Yeasir Aarafat , Tamim Hossain

This paper advocates a pair of strategies in non-orthogonal multiple access (NOMA) in unmanned aerial vehicles (UAVs) communications, where multiple UAVs play as new aerial communications platforms for serving terrestrial NOMA users. A new…

信息论 · 计算机科学 2019-07-12 Tianwei Hou , Yuanwei Liu , Zhengyu Song , Xin Sun , Yue Chen

A cellular-connected unmanned aerial vehicle (UAV)faces several key challenges concerning connectivity and energy efficiency. Through a learning-based strategy, we propose a general novel multi-armed bandit (MAB) algorithm to reduce…

信息论 · 计算机科学 2020-09-22 M. Mahdi Azari , Atefeh Hajijamali Arani , Fernando Rosas

In this paper, we develop a socially cooperative optimal control framework to address the motion planning problem for connected and automated vehicles (CAVs) in mixed traffic using social value orientation (SVO) and a potential game…

系统与控制 · 电气工程与系统科学 2022-09-13 Viet-Anh Le , Andreas A. Malikopoulos

This paper introduces the deployment of unmanned aerial vehicles (UAVs) as lightweight wireless access points that leverage the fixed infrastructure in the context of the emerging open radio access network (O-RAN). More precisely, we…

系统与控制 · 电气工程与系统科学 2022-11-22 Hossein Mohammadi , Vuk Marojevic , Bodong Shang

In this paper, we investigate the resource allocation design for multicarrier (MC) systems employing a solar powered unmanned aerial vehicle (UAV) for providing communication services to multiple downlink users. We study the joint design of…

信息论 · 计算机科学 2018-01-23 Yan Sun , Derrick Wing Kwan Ng , Dongfang Xu , Linglong Dai , Robert Schober

This paper proposes an adaptive hybrid non-orthogonal multiple access (NOMA)-time division multiple access (TDMA) scheme for multi-user visible light communication (VLC) networks, aiming to enhance users' sum-rate performance while…

系统与控制 · 电气工程与系统科学 2025-08-07 Tuan A. Hoang , Chuyen T. Nguyen , Thanh V. Pham

In this paper, the problem of joint caching and resource allocation is investigated for a network of cache-enabled unmanned aerial vehicles (UAVs) that service wireless ground users over the LTE licensed and unlicensed (LTE-U) bands. The…

信息论 · 计算机科学 2018-01-30 Mingzhe Chen , Walid Saad , Changchuan Yin

Uncrewed aerial vehicles (UAVs) have attracted recent attention for sixth-generation (6G) networks due to their low cost and flexible deployment. In order to maximize the ever-increasing data rates, spectral efficiency, and wider coverage,…

信号处理 · 电气工程与系统科学 2024-05-28 Faical Khennoufa , Khelil Abdellatif , Ferdi Kara , Halim Yanikomeroglu , Khaled Rabie , Taissir Y. Elganimi , Safia Beddiaf

In this paper we consider a collection of single-antenna ground nodes communicating with a multi-antenna unmanned aerial vehicle (UAV) over a multiple-access ground-to-air wireless communications link. The UAV uses beamforming to mitigate…

信息论 · 计算机科学 2015-03-19 Feng Jiang , A. Lee Swindlehurst

Recent years have witnessed increasingly more uses of Unmanned Aerial Vehicle (UAV) swarms for rapidly providing wireless coverage to ground users. Each UAV is constrained in its energy storage and wireless coverage, and it consumes most…

网络与互联网体系结构 · 计算机科学 2021-09-01 Xiao Zhang , Lingjie Duan