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Machine-to-machine (M2M) constitutes the communication paradigm at the basis of Internet of Things (IoT) vision. M2M solutions allow billions of multi-role devices to communicate with each other or with the underlying data transport…

信息论 · 计算机科学 2018-07-13 Mahyar Shirvanimoghaddam , Massimo Condoluci , Mischa Dohler , Sarah Johnson

Non-orthogonal multiple access (NOMA) has been recognized as a promising multiple access technique for the next generation cellular communication networks. In this paper, we first discuss a simple NOMA model with two users served by a…

信息论 · 计算机科学 2016-09-08 Zhiqiang Wei , Jinhong Yuan , Derrick Wing Kwan Ng , Maged Elkashlan , Zhiguo Ding

This paper proposes a novel centralized training and distributed execution (CTDE)-based multi-agent deep reinforcement learning (MADRL) method for multiple unmanned aerial vehicles (UAVs) control in autonomous mobile access applications.…

多智能体系统 · 计算机科学 2023-04-19 Chanyoung Park , Haemin Lee , Won Joon Yun , Soyi Jung , Joongheon Kim

This paper proposes a tractable solution for integrating non-orthogonal multiple access (NOMA) into massive machine-type communications (mMTC) to increase the uplink connectivity. Multiple transmit power levels are provided at the user end…

信息论 · 计算机科学 2020-11-26 Wenqiang Yi , Wenjuan Yu , Yuanwei Liu , Chuan Heng Foh , Zhiguo Ding , Arumugam Nallanathan

Unmanned aerial vehicle (UAV)-assisted communications is a promising solution to improve the performance of future wireless networks, where UAVs are deployed as base stations for enhancing the quality of service (QoS) provided to ground…

信号处理 · 电气工程与系统科学 2020-08-10 Xukai Zhong , Yiming Huo , Xiaodai Dong , Zhonghua Liang

Uncrewed aerial vehicles (UAVs) are increasingly deployed in complex networked environments, yet the joint optimization of multi-UAV motion control and connectivity remains a fundamental challenge. In this paper, we study a multi-UAV system…

人工智能 · 计算机科学 2026-05-13 Zijiang Yan , Hao Zhou , Wael Jaafar , Jianhua Pei , Ping Wang , Halim Yanikomeroglu , Hina Tabassum

The application of multiple-input multiple-output (MIMO) techniques to non-orthogonal multiple access (NOMA) systems is important to enhance the performance gains of NOMA. In this paper, a novel MIMO-NOMA framework for downlink and uplink…

信息论 · 计算机科学 2015-09-01 Zhiguo Ding , Robert Schober , H. Vincent Poor

The consideration of mobile networks as a communication infrastructure for unmanned aerial vehicles (UAVs) creates a new plethora of emerging services and opportunities. In particular, the availability of different mobile network operators…

网络与互联网体系结构 · 计算机科学 2022-01-20 H. Hellaoui , A. Chelli , M. Bagaa , T. Taleb

This paper tackles the challenging task of maintaining formation among multiple unmanned aerial vehicles (UAVs) while avoiding both static and dynamic obstacles during directed flight. The complexity of the task arises from its…

机器人学 · 计算机科学 2025-03-04 Yuqing Xie , Chao Yu , Hongzhi Zang , Feng Gao , Wenhao Tang , Jingyi Huang , Jiayu Chen , Botian Xu , Yi Wu , Yu Wang

Movable antenna (MA) has gained increasing attention in the field of wireless communications due to its exceptional capability to proactively reconfigure wireless channels via localized antenna movements. In this paper, we investigate the…

信号处理 · 电气工程与系统科学 2025-06-16 Nianzu Li , Peiran Wu , Lipeng Zhu , Derrick Wing Kwan Ng

This work describes the orchestration of a fleet of rotary-wing Unmanned Aerial Vehicles (UAVs) for harvesting prioritized traffic from random distributions of heterogeneous users with Multiple Input Multiple Output (MIMO) capabilities. In…

系统与控制 · 电气工程与系统科学 2024-04-02 Bharath Keshavamurthy , Nicolo Michelusi

Unmanned aerial vehicles (UAVs) are expected to be an integral part of wireless networks. In this paper, we aim to find collision-free paths for multiple cellular-connected UAVs, while satisfying requirements of connectivity with ground…

机器学习 · 计算机科学 2021-04-19 Xueyuan Wang , M. Cenk Gursoy , Tugba Erpek , Yalin E. Sagduyu

This letter considers a legacy massive multiple-input multiple-output (MIMO) network, in which spatial beams have been preconfigured for near-field users, and proposes to use the non-orthogonal multiple access (NOMA) principle to serve…

信息论 · 计算机科学 2023-09-19 Zhiguo Ding , Robert Schober , H. Vincent Poor

In this paper, we consider an unmanned aerial vehicle (UAV)-enabled radio access network (RAN) with the UAV acting as an aerial platform to communicate with a set of ground users (GUs) in a variety of modes of practical interest, including…

信息论 · 计算机科学 2018-10-17 Jingwei Zhang , Yong Zeng , Rui Zhang

Unmanned aerial vehicle (UAV) has recently attracted a lot of attention as a candidate to meet the 6G ubiquitous connectivity demand and boost the resiliency of terrestrial networks. Thanks to the high spectral efficiency and low latency,…

网络与互联网体系结构 · 计算机科学 2023-01-03 Ahmed Benfaid , Nadia Adem , Bassem Khalfi

Unmanned aerial vehicles (UAVs) are pivotal for future 6G non-terrestrial networks, yet their high mobility creates a complex coupled optimization problem for beamforming and trajectory design. Existing numerical methods suffer from…

信号处理 · 电气工程与系统科学 2026-04-20 Ruiqi Wang , Essra M. Ghoura , Omar Alhussein , Yuzhi Yang , Jing Ren , Shizhong Xu , Sami Muhaidat

Artificial intelligence (AI) assisted unmanned aerial vehicle (UAV) aided next-generation networking is proposed for dynamic environments. In the AI-enabled UAV-aided wireless networks (UAWN), multiple UAVs are employed as aerial base…

信号处理 · 电气工程与系统科学 2020-02-03 Xiao Liu , Mingzhe Chen , Yuanwei Liu , Yue Chen , Shuguang Cui , Lajos Hanzo

To reap the benefits of dense small base station (SBS) deployment, innovative backhaul solutions are needed in order to manage scenarios in which high-speed ground backhaul links are either unavailable or limited in capacity. In this paper,…

信息论 · 计算机科学 2017-07-31 Ursula Challita , Walid Saad

Non-orthogonal multiple access (NOMA) is a promising radio access technique for next-generation wireless networks. In this article, we investigate the NOMA-based cooperative relay network. We begin with an introduction of the existing…

信息论 · 计算机科学 2018-01-16 Dehuan Wan , Miaowen Wen , Fei Ji , Hua Yu , Fangjiong Chen

Unmanned aerial vehicles (UAVs) are recognized as promising technologies for area coverage due to the flexibility and adaptability. However, the ability of a single UAV is limited, and as for the large-scale three-dimensional (3D) scenario,…

信号处理 · 电气工程与系统科学 2023-09-22 Jia He , Ziye Jia , Chao Dong , Junyu Liu , Qihui Wu , Jingxian Liu