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相关论文: Joint UAV Placement and Transceiver Design in Mult…

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We consider unmanned aerial vehicle (UAV)-assisted wireless communication employing UAVs as relay nodes to increase the throughput between a pair of transmitter and receiver. We focus on developing effective methods to position the UAV(s)…

信号处理 · 电气工程与系统科学 2019-09-12 Seyyedali Hosseinalipour , Ali Rahmati , Huaiyu Dai

We consider unmanned aerial vehicle (UAV)-assisted wireless communication employing UAVs as relay nodes to increase the throughput between a pair of transmitter and receiver. We focus on developing effective methods to position the UAV(s)…

网络与互联网体系结构 · 计算机科学 2020-07-21 Seyyedali Hosseinalipour , Ali Rahmati , Huaiyu Dai

We consider the relaying application of unmanned aerial vehicles (UAVs), in which UAVs are placed between two transceivers (TRs) to increase the throughput of the system. Instead of studying the placement of UAVs as pursued in existing…

信号处理 · 电气工程与系统科学 2020-09-01 Seyyedali Hosseinalipour , Ali Rahmati , Huaiyu Dai

This paper pioneers the field of multi-user holographic unmanned aerial vehicle (UAV) communications, laying a solid foundation for future innovations in next-generation aerial wireless networks. The study focuses on the challenging problem…

In this paper, we investigate beamforming design and trajectory optimization for a multi-unmanned aerial vehicle (UAV)-assisted integrated sensing and communication (ISAC) system. The proposed system employs multiple UAVs equipped with…

网络与互联网体系结构 · 计算机科学 2025-04-02 Yan Kyaw Tun , Nway Nway Ei , Sheikh Salman Hassan , Cedomir Stefanovic , Nguyen Van Huynh , Madyan Alsenwi , Choong Seon Hong

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

This paper tackles the fundamental passive eavesdropping problem in modern wireless communications in which the location and the channel state information (CSI) of the attackers are unknown. In this regard, we propose deploying an unmanned…

信息论 · 计算机科学 2023-06-16 Aly Sabri Abdalla , Ali Behfarnia , Vuk Marojevic

This paper studies the UAV-enabled integrated sensing and communication (ISAC), in which UAVs are dispatched as aerial dual-functional access points (APs) for efficient ISAC. In particular, we consider a scenario with one UAV-AP equipped…

信息论 · 计算机科学 2021-10-07 Zhonghao Lyu , Guangxu Zhu , Jie Xu

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 considers several linear beamformer design paradigms for multiuser time-invariant multiple-input multiple-output interference channels. Notably, interference alignment and sum-rate based algorithms such as the maximum…

信息论 · 计算机科学 2010-11-30 Juho Park , Youngchul Sung , H. Vincent Poor

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in assisting wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper considers a multi-UAV enabled wireless…

信息论 · 计算机科学 2018-01-10 Qingqing Wu , Yong Zeng , Rui Zhang

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper studies a UAV-enabled wireless network where the UAV is…

信息论 · 计算机科学 2017-04-10 Qingqing Wu , Yong Zeng , Rui Zhang

Numerous communications and networking challenges prevent deploying unmanned aerial vehicles (UAVs) in extreme environments where the existing wireless technologies are mainly ground-focused; and, as a consequence, the air-to-air channel…

系统与控制 · 电气工程与系统科学 2021-11-23 Alireza Mohammadi , Mehdi Rahmati , Hafiz Malik

This paper considers the joint transceiver design in a wireless sensor network where multiple sensors observe the same physical event and transmit their contaminated observations to a fusion center, with all nodes equipped with multiple…

信息论 · 计算机科学 2015-06-22 Yang Liu , Jing Li , Xuanxuan Lu , Chau Yuen

In this letter, we consider optimal hybrid beamforming design to minimize the transmission power under individual signal-to-interference-plus-noise ratio (SINR) constraints in a multiuser massive multiple-input-multiple-output (MIMO)…

信号处理 · 电气工程与系统科学 2018-11-27 Guangda Zang , Ying Cui , Hei Victor Cheng , Feng Yang , Lianghui Ding , Hui Liu

Unmanned aerial vehicles (UAVs) have gained considerable attention as a platform for establishing aerial wireless networks and communications. However, the line-of-sight dominance in air-to-ground communications often leads to significant…

神经与进化计算 · 计算机科学 2024-12-10 Hongjuan Li , Hui Kang , Geng Sun , Jiahui Li , Jiacheng Wang , Xue Wang , Dusit Niyato , Victor C. M. Leung

In this paper, we firstly exploit the inter-user interference (IUI) and inter-cell interference (ICI) as useful references to develop a robust transceiver design based on interference alignment for a downlink multi-user multi-cell…

信息论 · 计算机科学 2017-04-18 Xianzhong Xie , Helin Yang , Athanasios V. Vasilakos

In this paper, we consider the design of a multiple-input multiple-output (MIMO) transmitter which simultaneously functions as a MIMO radar and a base station for downlink multiuser communications. In addition to a power constraint, we…

信号处理 · 电气工程与系统科学 2021-09-07 Xiang Liu , Tianyao Huang , Yimin Liu

In this paper, a general cognitive radio system consisting of a set of users with different level of spectrum access including two primary transceivers and several types of secondary users is considered. It is assumed that two secondary…

信息论 · 计算机科学 2018-09-10 Mohammad Zaeri-Amirani , Fatemeh Afghah , Jonathan Ashdown

To empower the low-altitude economy with high-accuracy sensing and high-rate communication, this paper proposes a cooperative integrated sensing and communication (ISAC) framework for aerial-ground networks. In the proposed system, the…

系统与控制 · 电气工程与系统科学 2025-06-26 Fangzhi Li , Zhichu Ren , Cunhua Pan , Hong Ren , Jing Jin , Qixing Wang , Jiangzhou Wang
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