中文
相关论文

相关论文: Low-Complexity Algorithm for Outage Optimal Resour…

200 篇论文

In wireless sensor networks (WSNs), utilizing the unmanned aerial vehicle (UAV) as a mobile data collector for the ground sensor nodes (SNs) is an energy-efficient technique to prolong the network lifetime. Specifically, since the UAV can…

信息论 · 计算机科学 2017-08-02 Cheng Zhan , Yong Zeng , Rui Zhang

In this paper, we develop optimal policies for deciding when a wireless node with radio frequency (RF) energy harvesting (EH) capabilities should try and harvest ambient RF energy. While the idea of RF-EH is appealing, it is not always…

信息论 · 计算机科学 2015-08-04 Zhenhua Zou , Anders Gidmark , Themistoklis Charalambous , Mikael Johansson

In this paper, we employ multiple UAVs coordinated by a base station (BS) to help the ground users (GUs) to offload their sensing data. Different UAVs can adapt their trajectories and network formation to expedite data transmissions via…

系统与控制 · 电气工程与系统科学 2022-12-29 Shimin Gong , Meng Wang , Bo Gu , Wenjie Zhang , Dinh Thai Hoang , Dusit Niyato

Through simultaneous energy and information transfer, radio frequency (RF) energy harvesting (EH) reduces the energy consumption of the wireless networks. It also provides a new approach for the wireless devices to share each other's energy…

信息论 · 计算机科学 2014-10-01 Xueqing Huang , Nirwan Ansari

In this paper, an analytical framework is provided to analyze the energy coverage performance of unmanned aerial vehicle (UAV) energy harvesting networks with clustered user equipments (UEs). Locations of UEs are modeled as a Poisson…

信息论 · 计算机科学 2020-07-17 Esma Turgut , M. Cenk Gursoy , Ismail Guvenc

Energy harvesting (EH) has been developed to extend the lifetimes of energy-limited communication systems. In this letter, we consider a single-user EH communication system, in which both of the arrival data and the harvested energy curves…

信息论 · 计算机科学 2017-01-20 Milad Rezaee , Mahtab Mirmohseni , Mohammad Reza Aref

In this paper, we consider the sum power minimization problem via jointly optimizing user association, power control, computation capacity allocation and location planning in a mobile edge computing (MEC) network with multiple unmanned…

信息论 · 计算机科学 2019-02-14 Zhaohui Yang , Cunhua Pan , Kezhi Wang , Mohammad Shikh-Bahaei

Unmanned aerial vehicles (UAVs) offer dynamic trajectory control, enabling them to avoid obstacles and establish line-of-sight (LoS) wireless channels with ground nodes (GNs), unlike traditional ground-fixed base stations. This study…

信息论 · 计算机科学 2025-01-07 Gitae Park , Kanghyun Heo , Kisong Lee

This paper investigates a multi-band harvesting (EH) schemes under cognitive radio interweave framework. All secondary users are considered as EH nodes that are allowed to harvest energy from multiple bands of Radio Frequency (RF) sources.…

网络与互联网体系结构 · 计算机科学 2018-04-11 Ahmad Alsharoa , Nathan M Neihart , Sang W Kim , Ahmed E Kamal

This paper studies a rechargeable unmanned aerial vehicle (UAV) assisted wireless network, where a UAV is dispatched to disseminate information to a group of ground terminals (GTs) and returns to a recharging station (RS) before the…

网络与互联网体系结构 · 计算机科学 2021-04-29 Yuan Liao , Vasilis Friderikos

The rapid growth of the so-called Internet of Things is expected to significantly expand and support the deployment of resource-limited devices. Therefore, intelligent scheduling protocols and technologies such as wireless power transfer,…

信息论 · 计算机科学 2021-05-06 Maria Dimitropoulou , Constantinos Psomas , Ioannis Krikidis

Energy Harvesting (EH) is a novel technique to prolong the lifetime of the wireless networks such as wireless sensor networks or Ad-Hoc networks, by providing an unlimited source of energy for their nodes. In this sense, it has emerged as a…

信息论 · 计算机科学 2021-04-07 Mahmood Mohassel Feghhi , Aliazam Abbasfar , Mahtab Mirmohseni

In this paper, we design a resource allocation algorithm for multiuser simultaneous wireless information and power transfer systems for a realistic non-linear energy harvesting (EH) model. In particular, the algorithm design is formulated…

信息论 · 计算机科学 2016-11-15 Elena Boshkovska , Rania Morsi , Derrick Wing Kwan Ng , Robert Schober

This paper studies the optimal power allocation for outage minimization in point-to-point fading channels with the energy-harvesting constraints and channel distribution information (CDI) at the transmitter. Both the cases with non-causal…

网络与互联网体系结构 · 计算机科学 2013-05-24 Chuan Huang , Rui Zhang , Shuguang Cui

Multi-access edge computing (MEC) is regarded as a promising technology in the sixth-generation communication. However, the antenna gain is always affected by the environment when unmanned aerial vehicles (UAVs) are served as MEC platforms,…

网络与互联网体系结构 · 计算机科学 2023-03-14 Can Cui , Ziye Jia , Chao Dong , Zhuang Ling , Jiahao You , Qihui Wu

To achieve a good tradeoff between the consumed power and the harvested power, a robust resource optimization problem is studied in a multiple-input single-output cognitive radio network with simultaneous wireless information and power…

信息论 · 计算机科学 2018-06-26 Xiongjian Zhang , Yuhao Wang , Fuhui Zhou , Naofal Al-Dhahir , Xiaohua Deng

Energy harvesting is a promising solution to prolong the operation of energy-constrained wireless networks. In particular, scavenging energy from ambient radio signals, namely wireless energy harvesting (WEH), has recently drawn significant…

信息论 · 计算机科学 2012-11-01 Liang Liu , Rui Zhang , Kee-Chaing Chua

In this paper, we consider an unmanned aerial vehicle (UAV) assisted communications system, including two cooperative UAVs, a wireless-powered ground destination node leveraging simultaneous wireless information and power transfer (SWIPT)…

信息论 · 计算机科学 2020-06-01 Milad Tatar Mamaghani , Yi Hong

Mobile edge computing (MEC) and wireless power transfer (WPT) are two promising techniques to enhance the computation capability and to prolong the operational time of low-power wireless devices that are ubiquitous in Internet of Things.…

信号处理 · 电气工程与系统科学 2018-07-19 Fuhui Zhou , Yongpeng Wu , Rose Qingyang Hu , Yi Qian

In this paper, we consider a wireless powered communication system, where an energy harvesting (EH) node harvests energy from a radio frequency (RF) signal broadcasted by an access point (AP) in the downlink (DL). The node stores the…

信息论 · 计算机科学 2017-10-12 Rania Morsi , Diomidis S. Michalopoulos , Robert Schober