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相关论文: Optimal Resource Allocation in Full-Duplex Wireles…

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Doubly-near-far problem in RF-powered networks can be mitigated by choosing appropriate device-to-device (D2D) communication mode and implementing energy-efficient information transfer (IT). In this work, we present a novel RF energy…

信息论 · 计算机科学 2017-09-08 Deepak Mishra , Swades De , George C. Alexandropoulos , Dilip Krishnaswamy

This paper considers wireless uplink information and downlink power transfer in cell-free massive multiple-input multiple-output systems. The single-antenna user equipments (UEs) utilize the energy harvested in the downlink to transmit…

信息论 · 计算机科学 2020-11-13 Özlem Tuğfe Demir , Emil Björnson

This paper considers secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. We study the design of resource allocation algorithms minimizing the…

信息论 · 计算机科学 2013-06-05 Derrick Wing Kwan Ng , Robert Schober

In this paper, we study the resource allocation and user scheduling algorithm for minimizing the energy cost of data transmission in the context of OFDMA collaborative mobile cloud (CMC) with simultaneous wireless information and power…

网络与互联网体系结构 · 计算机科学 2014-10-02 Zheng Chang , Jie Gong , Tapani Ristaniemi , Zhisheng Niu

We consider optimal/efficient power allocation policies in a single/multihop wireless network in the presence of hard end-to-end deadline delay constraints on the transmitted packets. Such constraints can be useful for real time voice and…

网络与互联网体系结构 · 计算机科学 2017-02-17 Satya V Kumar , Vinod Sharma

This paper considers an orthogonal frequency division multiplexing (OFDM) downlink point-to-point system with simultaneous wireless information and power transfer. It is assumed that the receiver is able to harvest energy from noise,…

信息论 · 计算机科学 2016-11-18 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

In order to satisfy the delay requirements of telecommunication systems, in this paper, we present a cooperative network with the short packet transmission in the Rayleigh fading channel. The desired relay can be implemented as a two-way…

信息论 · 计算机科学 2022-02-08 Mohammad Lari , Zahra Keshavarz Gandomani

In this paper, a Deep Q-Network (DQN) based multi-agent multi-user power allocation algorithm is proposed for hybrid networks composed of radio frequency (RF) and visible light communication (VLC) access points (APs). The users are capable…

网络与互联网体系结构 · 计算机科学 2021-02-04 Bekir Sait Ciftler , Abdulmalik Alwarafy , Mohamed Abdallah , Mounir Hamdi

In this paper, we study how to determine concurrent transmissions and the transmission power level of each link to maximize spectrum efficiency and minimize energy consumption in a wireless ad hoc network. The optimal joint transmission…

网络与互联网体系结构 · 计算机科学 2017-06-20 Kamal Rahimi Malekshan , Weihua Zhuang

Due to the scarcity in the wireless spectrum and limited energy resources especially in mobile applications, efficient resource allocation strategies are critical in wireless networks. Motivated by the recent advances in deep reinforcement…

信息论 · 计算机科学 2021-12-30 Ziyang Lu , Chen Zhong , M. Cenk Gursoy

In a wireless powered communication network (WPCN), an energy access point supplies the energy needs of the network nodes through radio frequency wave transmission, and the nodes store the received energy in their batteries for their future…

信号处理 · 电气工程与系统科学 2018-11-27 Mohammad Movahednasab , Naeimeh Omidvar , Mohammad Reza Pakravan , Tommy Svensson

The optimal allocation of time and energy resources is characterized in a Wireless Powered Communication Network (WPCN) with non-Orthogonal Multiple Access (NOMA). We consider two different formulations; in the first one (max-sum), the…

Fiber-Wireless (FiWi) access networks have been widely deployed due to the complementary advantages of high-capacity fiber backhaul and ubiquitous wireless front end. To meet the increasing demands for bandwidth-hungry applications, access…

网络与互联网体系结构 · 计算机科学 2019-01-01 Zhuojia Gu , Hancheng Lu , Daren Zhu , Yujiao Lu

As Internet of Things (IoT) devices proliferate, sustainable methods for powering them are becoming indispensable. The wireless provision of power enables battery-free operation and is crucial for complying with weight and size…

信息论 · 计算机科学 2024-06-04 Kenneth M. Mayer , Laura Cottatellucci , Robert Schober

In this paper, we propose a novel design for the rotary-wing unmanned aerial vehicle (UAV)-enabled full-duplex (FD) wireless-powered Internet of Things (IoT) networks. In this network, the UAV is equipped with an antenna array, and the $K$…

系统与控制 · 电气工程与系统科学 2023-07-06 Leyla Fathollahi , Mahmood Mohassel Feghhi , Mahmoud Atashbar

With the wireless communication being more various in the future, it's becoming challenging to prolong the lifetime of many battery powered devices, since frequently replacing their batteries is a cumbersome job. An hybrid access point…

系统与控制 · 电气工程与系统科学 2020-02-24 Yizhe Zhao , Jie Hu , Duohua Wang , Kun Yang

We study a heterogeneous two-tier wireless sensor network in which N heterogeneous access points (APs) collect sensing data from densely distributed sensors and then forward the data to M heterogeneous fusion centers (FCs). This…

信息论 · 计算机科学 2020-10-23 Saeed Karimi-Bidhendi , Jun Guo , Hamid Jafarkhani

In a wirelessly-powered communication network (WPCN), an energy access point (E-AP) supplies the energy needs of the network nodes through radio frequency wave transmission, and the nodes store their received energy in their batteries for…

We consider a dual-hop full-duplex relaying system, where the energy constrained relay node is powered by radio frequency signals from the source using the time-switching architecture, both the amplify-and-forward and decode-and-forward…

信息论 · 计算机科学 2014-09-16 Caijun Zhong , Himal A. Suraweera , Gan Zheng , Ioannis Krikidis , Zhaoyang Zhang

Low-Power Wide Area Networks (LPWANs) have arisen as a promising communication technology for supporting Internet of Things (IoT) services due to their low power operation, wide coverage range, low cost and scalability. However, most LPWAN…

网络与互联网体系结构 · 计算机科学 2017-09-05 Sergio Barrachina , Boris Bellalta , Toni Adame , Albert Bel