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This paper develops a novel approach to obtaining the optimal scheduling strategy in a multi-input multi-output (MIMO) multi-access channel (MAC), where each transmitter is powered by an individual energy harvesting process. Relying on the…

Information Theory · Computer Science 2017-09-28 Zheng Nan , Wenming Li

Coming cellular systems are envisioned to open up to new services with stringent reliability and energy efficiency requirements. In this paper we focus on the joint power control and rate allocation problem in Single-Input Multiple-Output…

Networking and Internet Architecture · Computer Science 2019-05-15 Onel L. Alcaraz López , Hirley Alves , Matti Latva-aho

In this paper, a new interweave cognitive radio (CR) transmission scheme is analytically presented for energy harvesting (EH)-enabled transmitting nodes. EH is performed via a dedicated power beacon (PB) base station through wireless power…

Information Theory · Computer Science 2018-02-01 Nikolaos I. Miridakis , Theodoros A. Tsiftsis

This paper investigates the energy efficiency of a multiple-input multiple-output (MIMO) integrated sensing and communications (ISAC) system, in which one multi-antenna base station (BS) transmits unified ISAC signals to a multi-antenna…

Information Theory · Computer Science 2023-06-28 Guanlin Wu , Yuan Fang , Jie Xu , Zhiyong Feng , Shuguang Cui

In this paper, an energy harvesting dual-hop relaying system without/with the presence of co-channel interference (CCI) is investigated. Specifically, the energy constrained multi-antenna relay node is powered by either the information…

Information Theory · Computer Science 2016-11-17 Guangxu Zhu , Caijun Zhong , Himal A. Suraweera , George K. Karagiannidis , Zhaoyang Zhang , Theodoros A. Tsiftsis

To improve signal-to-interference ratio (SIR) and make better use of file diversity provided by random caching, we consider two types of linear receivers, i.e., maximal ratio combining (MRC) receiver and partial zero forcing (PZF) receiver,…

Information Theory · Computer Science 2018-01-10 Dongdong Jiang , Ying Cui

Extremely large-scale array (XL-array) has emerged as a promising technology to enhance the spectrum efficiency and spatial resolution in future wireless networks by exploiting massive number of antennas for generating pencil-like…

Signal Processing · Electrical Eng. & Systems 2023-11-01 Yunpu Zhang , Changsheng You

This paper considers an intelligent reflecting surface(IRS)-aided wireless powered communication network (WPCN), where devices first harvest energy from a power station (PS) in the downlink (DL) and then transmit information using…

Information Theory · Computer Science 2021-09-03 Piao Zeng , Qingqing Wu , Deli Qiao

A highly efficient and compact quad band energy harvester (QBEH) circuit based on the extended composite right and left handed transmission lines (ECRLHTLs) technique is presented.The design procedure based on ECRLHTLs at four desired…

Systems and Control · Electrical Eng. & Systems 2024-08-20 Rasool Keshavarz , Negin Shariati

Wireless Sensor Networks are basically used for gathering information needed by smart environments but they are particularly useful in unattended situations where terrain, climate and other environmental constraints may hinder in the…

Networking and Internet Architecture · Computer Science 2010-05-24 Sami Halawani , Abdul Waheed Khan

This paper investigates a multi-input single-output (MISO) wireless powered communication network (WPCN) under the protocol of harvest-then-transmit. The power station (PS) with reliable power supply can replenish the passive user nodes by…

Information Theory · Computer Science 2014-12-30 Qian Sun , Gang Zhu , Chao Shen , Xuan Li , Zhangdui Zhong

The performance of simultaneous wireless information and power transfer (SWIPT) in downlink (DL) cell-free massive multiple-input multiple-output (MIMO) is investigated. Tight approximations to the DL harvested energy and the DL/uplink (UL)…

Signal Processing · Electrical Eng. & Systems 2020-11-17 Diluka Loku Galappaththige , Rajan Shrestha , Gayan Amarasuriya Aruma Baduge

A double self-sustainable reconfigurable intelligent surfaces (RISs) assisted multi-user multiple input multiple output (MIMO) system is investigated. Two RISs are equipped with energy harvesting circuit to achieve self-sustainable…

Information Theory · Computer Science 2024-05-08 Ji Wang , Suhong Luo , Yixuan Li , Wenwu Xie , Xingwang Li , Arumugam Nallanathan

A systematic design of adaptive waveform for Wireless Power Transfer (WPT) has recently been proposed and shown through simulations to lead to significant performance benefits compared to traditional non-adaptive and heuristic waveforms. In…

Information Theory · Computer Science 2017-04-07 Junghoon Kim , Bruno Clerckx , Paul D. Mitcheson

In this paper, we propose a state-of-the-art downlink communication transceiver design for transmissive reconfigurable metasurface (RMS)-enabled simultaneous wireless information and power transfer (SWIPT) networks. Specifically, a feed…

Signal Processing · Electrical Eng. & Systems 2022-12-13 Zhendong Li , Wen Chen , Ziheng Zhang , Qingqing Wu , Huanqing Cao , Jun Li

This paper addresses the power control design for a cell-free massive MIMO (CF-mMIMO) system that performs integrated sensing and communications (ISAC). Specifically, the case where many access points are deployed to simultaneously…

Signal Processing · Electrical Eng. & Systems 2025-11-13 Sergi Liesegang , Stefano Buzzi

In this paper, the rate-energy region is studied for the wireless sensor relay network (WSRN) with energy harvesting in the presence of a jammer. In the model, a source communicates to a destination equipped with a single antenna with…

Information Theory · Computer Science 2020-02-11 Minhan Tian , Guiguo Feng , Wangmei Guo , Jingliang Gao , Yongkang Li

Magneto-inductive (MI) Terahertz (THz) wireless channels provide significant theoretical performances for MI communications (MIC) and wireless power transmission (WPT) in nanoscale networks. Energy harvesting (EH) and signal generation are…

Applied Physics · Physics 2018-05-30 Burhan Gulbahar

Energy harvesting sensor nodes are gaining popularity due to their ability to improve the network life time and are becoming a preferred choice supporting 'green communication'. In this paper we focus on communicating reliably over an AWGN…

Information Theory · Computer Science 2012-12-14 Rajesh Ramachandran , Vinod Sharma , Pramod Viswanath

Sensing will be an important service of future wireless networks to assist innovative applications such as autonomous driving and environment monitoring. Perceptive mobile networks (PMNs) were proposed to add sensing capability to current…

Information Theory · Computer Science 2023-04-20 Lei Xie , Shenghui Song , Khaled B. Letaief