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相关论文: Markov Decision Process Based Design of SWIPT Syst…

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We consider an energy harvesting information update system where a sensor is allowed to choose a transmission mode for each transmission, where each mode consists of a transmission power-error pair. We also incorporate the battery…

信息论 · 计算机科学 2019-12-13 Caglar Tunc , Shivendra Panwar

This paper considers the problem of maximizing the sum-rate for simultaneous wireless information and power transfer (SWIPT) in a full-duplex bi-directional communication system subject to energy harvesting and transmit power constraints at…

信息论 · 计算机科学 2016-11-18 Alexander A. Okandeji , Muhammad R. A. Khandaker , Kai-Kit Wong

Waveform optimization has shown its great potential to boost the performance of far-field wireless power transfer (WPT). Current research has optimized transmit waveform, adaptive to channel state information (CSI), to maximize the…

信号处理 · 电气工程与系统科学 2023-05-15 Yumeng Zhang , Bruno Clerckx

In a rechargeable wireless sensor network, the data packets are generated by sensor nodes at a specific data rate, and transmitted to a base station. Moreover, the base station transfers power to the nodes by using Wireless Power Transfer…

信号处理 · 电气工程与系统科学 2017-11-15 Kai Li , Wei Ni , Lingjie Duan , Mehran Abolhasan , Jianwei Niu

The performance of Simultaneous Wireless Information and Power Transfer (SWIPT) is mainly constrained by the received Radio-Frequency (RF) signal strength. To tackle this problem, we introduce an Intelligent Reflecting Surface (IRS) to…

信息论 · 计算机科学 2021-12-06 Yang Zhao , Bruno Clerckx , Zhenyuan Feng

Energy harvesting (EH) based communication has raised great research interests due to its wide application and the feasibility of commercialization. In this paper, we consider wireless communications with EH constraints at the transmitter.…

信息论 · 计算机科学 2016-06-16 Hang Li , Chuan Huang , Fuad Alsaadi , Shuguang Cui

The dual use of radio signals for simultaneous wireless information and power transfer (SWIPT) has recently drawn significant attention. To meet the practical requirement that energy receivers (ERs) operate with much higher received power…

信息论 · 计算机科学 2016-11-17 Liang Liu , Rui Zhang , K. C. Chua

Far-field Wireless Power Transfer (WPT) and Simultaneous Wireless Information and Power Transfer (SWIPT) have attracted significant attention in the RF and communication communities. Despite the rapid progress, the problem of waveform…

信息论 · 计算机科学 2016-11-18 Bruno Clerckx , Ekaterina Bayguzina , David Yates , Paul D. Mitcheson

This paper studies an intelligent reflecting surface (IRS)-assisted multiuser multiple-input single-output (MISO) simultaneous wireless information and power transfer (SWIPT) system. In this system, a multi-antenna access point (AP) uses…

信号处理 · 电气工程与系统科学 2019-10-17 Yizheng Tang , Ganggang Ma , Hailiang Xie , Jie Xu , Xiao Han

The difficulty of modeling energy consumption in communication systems leads to challenges in energy harvesting (EH) systems, in which nodes scavenge energy from their environment. An EH receiver must harvest enough energy for demodulating…

信息论 · 计算机科学 2017-04-18 Zhengwei Ni , Mehul Motani

Optimization of a point-to-point (p2p) multipleinput single-output (MISO) communication system is considered when both the transmitter (TX) and the receiver (RX) have energy harvesting (EH) capabilities. The RX is interested in feeding back…

信息论 · 计算机科学 2015-01-09 Rajeev Gangula , David Gesbert , Deniz Gündüz

Characterizing the fundamental tradeoffs for maximizing energy efficiency (EE) versus spectrum efficiency (SE) is a key problem in wireless communication. In this paper, we address this problem for a point-to-point additive white Gaussian…

信息论 · 计算机科学 2013-02-06 Jie Xu , Rui Zhang

This paper investigates the simultaneous wireless information and power transfer (SWIPT) precoding scheme for K-user multiple-input-multiple-output (MIMO) interference channels (IC), for which interference alignment (IA) schemes provide…

信息论 · 计算机科学 2021-10-19 Navneet Garg , Avinash Rudraksh , Govind Sharma , Tharmalingam Ratnarajah

In this paper, we consider a class of wireless powered communication devices using hybrid automatic repeat request (HARQ) protocol to ensure reliable communications. In particular, we analyze the trade-off between accumulating mutual…

性能 · 计算机科学 2019-02-14 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Tamer Elbatt , Mohammed Nafie

The secrecy rate region of wiretap interference channels with a multi-antenna passive eavesdropper is studied under receiver energy harvesting constraints. To stay operational in the network, the legitimate receivers demand energy alongside…

信息论 · 计算机科学 2019-03-01 Ali Kariminezhad , Zohaib Hassan Awan , Hendrik Vogt , Aydin Sezgin

Energy harvesting (EH) has recently emerged as a key technology for green communications as it can power wireless networks with renewable energy sources. However, directly replacing the conventional non-EH transmitters by EH nodes will be a…

信息论 · 计算机科学 2016-11-17 Yaming Luo , Jun Zhang , Khaled B. Letaief

Simultaneous wireless information and power transfer (SWIPT) technique is a popular strategy to convey both information and RF energy for harvesting at receivers. In this regard, we consider a two-way relay system with multiple users and a…

信息论 · 计算机科学 2021-06-08 Navneet Garg , Junkai Zhang , Tharmalingam Ratnarajah

This paper investigates the end-to-end throughput maximization problem for a two-hop multiple-relay network, with relays powered by simultaneous wireless information and power transfer (SWIPT) technique. Nonlinearity of energy harvester at…

信息论 · 计算机科学 2019-04-25 Qi Gu , Gongpu Wang , Rongfei Fan , Ning Zhang , Zhangdui Zhong

Simultaneous wireless information and power transfer (SWIPT) is an appealing solution to balance the energy distribution in wireless networks and improve the energy-efficiency of the entire network. In this paper, we study the optimal…

信息论 · 计算机科学 2014-08-12 Lansheng Hu , Chao Zhang , Jing Xu

In this work, we consider a multiple-input single-output system in which an access point (AP) performs a simultaneous wireless information and power transfer (SWIPT) to serve a user terminal (UT) that is not equipped with external power…

信息论 · 计算机科学 2016-05-19 Chen-Feng Liu , Marco Maso , Subhash Lakshminarayana , Chia-Han Lee , Tony Q. S. Quek